357 vs 10mm bear

I realize the 40 S&W is not the idea bear defense round, but this new ammo looks like it might preform well on the thick hides and bone structures or bear. ... Non expanding bullets like hardcast LBT or Keith designs in 357 Magnum on up should have the penetration as do FMJ designs in loads like 357 Sig and 10mm. The trick is having the ability ...

357 vs 10mm bear. 10mm vs. .357 Magnum for bear protection? in Episode 3 we have Underwood Xtreme Penetrators and more redneck science. What do you use for bear protection? S...

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If you find yourself face-to-face with a bear, here's what you can do to keep both of you calm. Bear encounters are no longer just a rural happenstance. This week, a bear was tranq...I had recalled reading that .357 'will work' but is not ideal, however 10mm Glocks are being painted all over the internet as the 'go to' back country defense gun for bear protection. I had just found this interesting considering it keeps getting compared to .357 but .357 is typically not considered a good bear defense round.This Motivated video pits the outstanding .357 Sig against the 10MM monster. The scientifically calibrated motivated ballistics medium consists of two cinder...Jul 20, 2020 · Testing out which cartridge is better between 10mm Auto and .357 Magnum. To do that, I am using guns that have equal amount of bullet travel in the guns and ... However, I'm not in bear country and for the most part I'd rather have a 357 loaded with 2 rounds of snake shot as the 1st 2 rounds, because snakes suck and I do live in snake country View Quote Yeah, I'd take a 10mm over 9mm any day if I'm facing down a bear.The .357 Sig is good for lightweight bullets, but the 10mm in the original Norma loading (200gr. jhp @ 1200fps) is an excellent self defense/hunting load for everything up to brown bears. Some folks carry it as a backup for grizzlies, but I'm not convinced that it's completely adequate. In a strong enough firearm, a load could be developed to ...There was definitely a clear difference in shot placement. Two of the 10mm pass throughs hit the cheek. All the 9mms were center of the skull. Faith is the great cop-out, the great excuse to evade the need to think and evaluate evidence. Faith is belief in spite of, even perhaps because of, the lack of evidence.-.Depending on which website you go to there seems to be conflicting opinion regarding ballistics. Thinking in terms of trail protection, is it fair to say they are pretty damned close, if you want a semi-auto go with a 10mm, if you want a revolver take the .357, but basically other than ...

10mm- Good woods option. Just know that most affordable 10mm will still be expensive, and all you'll really get is a 40sw. 357sig- Fun, precise, but financially impractical. There are 9mm and 40sw defense rounds that mirror 357sig ballistically.THIS IS THE LINK TO PAUL'S NEW PATREON ACCOUNT.https://www.patreon.com/user?u=5769301However, I've seen a video of a park ranger shooting an attacking grizzly, at bear wrestling range, repeatedly with a .357 magnum with hollow points. No effect on the bear! You might feel more comfortable with the 10mm but I honestly feel you would be safer with the bear spray; the 10mm might just make her angry - the spray could disable her ...Charged by a Grizzly: A 10mm Glock (and Serious Practice) Saved My Life. Sam Kezar was able to fire seven rounds amid a split-second grizzly bear charge. Those shots, plus a well-placed round from his buddy, saved him from being mauled. By Sam Kezar, as told to Andrew McKean. Updated on May 5, 2023 9:34 AM EDT.The 357 Magnums advantages in a carbine are 1) more case capacity 2) slower powders 3) higher velocity 4) Higher sectional density bullets for deeper penetration 5) Higher ballistic coefficient bullets that retain more energy downrange 6) flatter shooting. The 10mm has 1) a fatter bullet. Like. 2.1,763. .45 recoil is more like a push, .40 recoil is snappy. If I could only chose between the 2 for a do all type pistol it would be the .45. I shoot an XDM 45 in action pistol matches. 13 round mag and one in the chamber is plenty of fire power. If you want something exclusive for griz you better look elsewhere.Just no. Shooting a bear with a .40 or a 10mm or a .223 is my option near the bottom of the list. Running is a better one. Tin Foil Free Zone. Eagle Scout. ... which seems to be the generally accepted minimum by those who've never shot a black bear. A .357 mag is oft-times considered "ok" for such things, and a well loaded .40 S&W is …In this case, the results are very different. The 10mmm Auto has a muzzle speed of 1,115 fps, while the lighter .357 SIG comes out at 1,541 fps. Generally, the .357 SIG has a smaller bullet. Because of this, we can say that it will usually have faster speeds than the 10mm Auto. Winner: .357 SIG.

10mm for bear defense: Springfield Armory’s XD-M Elite 3.8″ Compact OSP 10mm with HEX Dragonfly red dot sight offers a reasonable level of power in a packable package. The .40 punches above its size.Since carrying two long guns is cumbersome and impractical, the traditional bear defense gun is a handgun carried alongside a hunter’s bolt-action rifle. But there are many scenarios in which a person might want a firearm for bear defense.Jun 25, 2021 ... Chuke pitts his 10mm vs two big bore revolvers. Madness ensues! www.chukesoutdoor.com.5 Comments. Everyone says 10mm and .357 Magnum are equal. Is that True? Let’s find out as we shoot the Glock 40mos vs. the Ruger 6″ GP100 with Underwood Hardcast bear loads! Support Us …

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Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! Buy, Sell, and Trade your Firearms and Gear.Ruger's GP100 is a rugged, reliable, and accurate revolver that has been chambered in .357 Magnum, .44 Special, and a few other calibers. It was logical to chamber the piece for the 10mm Auto. The Redhawk 10mm, however came first; the GP100 is more practical. The 10mm is a popular cartridge, and the GP100 has promise.We would like to show you a description here but the site won't allow us.Setup the Bear Drill. Set up four to six targets in a staggered pattern, placing the farthest 50 feet downrange and the closest at 5 feet. Also, alter the height at which you position the targets, placing them between 2 ½ to 4 ½ feet above the ground. You can use IPSC targets or cut out 8-inch circles of cardboard.Originally Posted by Just a HunterI think it was Phil Shoemaker IIR who wrote of bear protection with a pistol. His daughter carried a 357 loaded with 180g bullets. He said it was enough to penetrated the skull of a bear, a brown bear, but with all things it took a cool head to make the ...

Aug 18, 2021 · If you want a pistol that can take down a mountain lion but is also easier to carry than a .357 hand cannon for self-defense, the 10mm is the perfect option. Now, this handgun will likely never be an everyday carry gun in an urban setting (it’s not exactly a dainty pistol). The .45 ACP relies heavily on sheer size to get the job done; the .45 ACP was designed around the use of a 230-grain bullet. A 10 mm projectile is .400 inches, placing it exactly in between the 9mm (.355) and the .45 ACP. However, it is the extremely high case pressure that sets the 10mm apart; it is designed to operate at 37,500psi, as opposed ...Originally Posted by Just a HunterI think it was Phil Shoemaker IIR who wrote of bear protection with a pistol. His daughter carried a 357 loaded with 180g bullets. He said it was enough to penetrated the skull of a bear, a brown bear, but with all things it took a cool head to make the ...In reality the best trail gun is a short barrel rifle , like the Win 94 in 30-3012062 posts · Joined 2002. #15 · May 23, 2011. Plain and simple truth the 40 short and weak is not a bear killer! Better caliber of choice would be at a minimum 357 Mag 180 gr . Better choices 45 LC, 44 Mag! Cause if you have an angry bear intent on harming you you have to break bones to stop them!:whistling:Most people don't go hiking with a rifle. Second, nobody claims 10mm is a good bear hunting caliber - it's just one of the practical handgun calibers that is most likely to help in a bear attack. The left are a coalition of groups of people who hate each other, held together by their greater hate for the USA. - Bren.The 10mm Auto devotees point out that the 10mm has more energy remaining at 100 yards than the .45 ACP does at the muzzle. Fans of the .45 ACP counter that the .45 is bigger at 100 yards than the 10mm is at the muzzle. As you can see the table below, both of these statements are true. However, those statements also points to the strengths ...The first thing to note is that the 10mm fires a 40-caliber bullet (0.401" bullet diameter) while the 9mm Luger fires a smaller, 9mm bullet (0.355" bullet diameter). Furthermore, the case capacity of the 10mm round is just short of double that of the 9mm, meaning that more gunpowder can fit into the 10mm allowing it to fire heavier bullets ...10mm vs. .357 Magnum for bear protection? in Episode 3 we have Underwood Xtreme Penetrators and more redneck science. What do you use for bear protection? S....357 magnum vs. 44 Magnum with Fort Scott Tumble Upon Impact Ammunition. 10mm Glock 40 3 Long Barrel Length Velocities. 10mm vs. .41 magnum for Bears.270 win vs .30-06 sprfld Hornady Superformance GMX. 7mm Remington Magnum 155gr Federal Terminal AscentThe first thing to note is that the 10mm fires a 40-caliber bullet (0.401" bullet diameter) while the 9mm Luger fires a smaller, 9mm bullet (0.355" bullet diameter). Furthermore, the case capacity of the 10mm round is just short of double that of the 9mm, meaning that more gunpowder can fit into the 10mm allowing it to fire heavier bullets ...

Sep 5, 2018 · Minimum caliber is 4x against bear. Follow the 4-3-1 rule. 4x caliber and up. 300 grain and up. At least 1000 FPS. Your 5.56 meets only one criterion. Many people carry a 45-70. I carry a Ruger Alaskan 454 Casull or a Ruger Toklat 454 Casull. But I’m in black bear country.

The number of steps per mile depends on the individual, but a typical number is between 2,000 and 2,500 steps. For a person who is five feet nine inches tall, the average number is...43. The .357 with BB 180s is ballistically equivalent to a 10mm loaded the same. However, take whichever one you shoot better. Ammo choice is the key and test it in your particular firearm. At some point you will be out of reach for your rifle. Nice to have a back-up if nothing else than piece of mind. , and. 1. 2.Forgoing hollow-point ammo, good 45 fmj bullets will penetrate around 25 inches into soft tissue. Add to that course hair, bear hide, and heavy tissue muscles, it often comes down to around 20 inches. Hit a rib on the way in and you'll get a couple of inches less. Some bullets do offer a bit more penetration than others.Join Date: April 3, 2010. Posts: 1,231. Hardcast is the only way to go for bear protection in a big enough caliber. JHP are for two legged defense, hardcast for large furry creatures with claws, fangs and big bones. Only the hardcast bullets will stay together and smash through hide and bones to reach the vital organs.Originally Posted by OSOKSo, Kevin, why are you getting in so many fights with black bears? Are you out there calling them names or something? Lotsa youth, not much brains. I have mellowed in my later years and I now no longer push any issue with a bear unless he's on my property. Have...The 45 ACP Glock 30 is much more comfortable and easy to shoot. The 45 ACP has that slow-rolling recoil, whereas the 10mm has that snap and fury. The 45 ACP allows for faster follow-up shots and at average self-defense ranges, follow up shots are important. The 45 ACP tends to be less flashy in shorter barrels as well.I believe any of these platforms will give you an extremely high probability of surviving a black bear attack with minimal or no injuries, assuming stout powder loads:.357 Magnum revolver with 180 grain hardcast lead bullets. 10mm semi-auto pistol with 200 grain hardcast lead bullets..41 Magnum revolver with 250 grain hardcast lead bullets..44 ...Having killed an Alaskan bear with 10mm, I'd opt for hard cast over the extreme penetrator. Hard cast is definitely up to the task, and while the extreme loadings may also be, I'd hate to find out the hard way that they aren't. That said, while a 10mm will kill a bear, I don't carry the 10mm as often now, having used it.bullet holes from a 10mm glock 29 and 357 smith & wesson 640 10mm vs. 357 Mag Muzzle Energy. The .357 Magnum is a powerful cartridge, but in this case it takes a narrow 2nd place to the 10mm Auto. 10mm generally packs higher muzzle energies thanks in large part to the larger bullets. Even with similar bullets, however, it appears the 10mm does ...

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The diameter of a .357 Magnum cartridge is 0.357 inches (9.0678 millimeters). The diameter of a 10mm Auto cartridge is 0.4 inches (10.16 millimeters). The .357 Magnum cartridge has a smaller diameter than the 10mm Auto cartridge by 0.043 inches. The overall length of a cartridge determines how deep a bullet will sit in a case.In this case, the results are very different. The 10mmm Auto has a muzzle speed of 1,115 fps, while the lighter .357 SIG comes out at 1,541 fps. Generally, the .357 SIG has a smaller bullet. Because of this, we can say that it will usually have faster speeds than the 10mm Auto. Winner: .357 SIG.10mm 200 gr XTP, 7.1 grains CFE Pistol at 1060 fps. 44 mag 300 gr XTP, 17.5 grains H110 at 1093 fps. The 10mm is a true .400” caliber whereas the 44 actually measures .429” diameter. Interestingly enough, there was little velocity difference between the loads even with just over 10 more grains of powder in the 44 mag.When it comes to bear protection, a .45 ACP (Automatic Colt Pistol) is generally considered inadequate. Bears are large and powerful animals, and a larger caliber like a .44 Magnum or a shotgun loaded with slugs is recommended for effective defense. Contents [ show]Traditionally, the .357 magnum has a long track record of a mini-hand cannon for personal defense. In mark3smle test you can see the .357 penetration at 22 inches. The 10mm is a newcomer in the hunting world, but has become a big player in the market for bear hunters or anyone needing extra power. The 10mm penetration was around 16 inches.Is .40s&w really that much less than 10mm? Would either be a good woods defense firearm? Let's Find out!*All Firearms were safely used in a controlled enviro...If I'm using the handgun instead of the rifle it's likely to be when I can't see the bear coming from far away which may be at night. I have both a 44 and a couple 10mm's plus several 357's. The lower recoiling 357 or 10mm is easier for me to shoot well without flinching, especially when they are all loaded with heavy for caliber hardcast bullets.Since I have never shot a Black Bear with a .357 Magnum, I can't say "yea" or "nay" on your selection. ... While working I carried their 180gr Gold Dot load. Since I have bought the 10MM my .357 stays at home which is a good thing as the wife has claimed it as hers. Disengaging the safety increases the velocity 100%.The first thing to note is that the 10mm fires a 40-caliber bullet (0.401” bullet diameter) while the 9mm Luger fires a smaller, 9mm bullet (0.355” bullet diameter). Furthermore, the case capacity of the 10mm round is just short of double that of the 9mm, meaning that more gunpowder can fit into the 10mm allowing it to fire heavier bullets ... ….

Full Story: http://bit.ly/3XofZtwUR on RUMBLE: https://rumble.com/ultimatereloaderUR T-Shirts: https://bit.ly/2UEAkgWUR on Patreon: https://www.patreon.com/u... The .357 SIG and 10mm Auto cartridges are both are made for Handguns.The .357 SIG cartridge has a lower muzzle than the 10mm Auto cartridge by 201 feet per second.The .357 SIG has a smaller diameter than the 10mm Auto by 0.045 inches.Lastly, the .357 SIG cartridge has a shorter length than the 10mm Auto cartridge …Yes, I totally agree the FIVESEVEN packs a punch the FN 5.7x28mm bullet travels at about 1,750 fps or 1,200 miles per hour with a 290 lbs of force. I have hit a 4" plate at 100 yards consistently. 30 round clips are available…with 3 clips one might be able to take out a few grizzlies. Like. N.This is no 40 vs 45 thread. More a "40" can pretty much hang with the 10mm in long barrels for bear defense, If the 220g and 230g bullets were more available and would stabilize better in the 10mm twist rates. This may be different. Pushing a hardcast WFN 200g@1200-1250 is just hard to beat in the .40/10mm bore.The following ammunition cartridge ballistics information and chart can be used to approximately compare .357 Magnum vs .40 S&W ammo ... hunting, or shooting competitions. Our website lists special deals on 9mm Ammo, 10mm Ammo, 45-70 Ammo, 6.5 Creedmoor ammo, 300 ... I like the 357 for hunting and for black bear defense. Jd …The following ammunition cartridge ballistics information and chart can be used to approximately compare .357 Magnum vs .40 S&W ammo rounds. ... hunting, or shooting competitions. Our website lists special deals on 9mm Ammo, 10mm Ammo, 45-70 Ammo, 6.5 Creedmoor ammo, 300 ... I like the 357 for hunting and for black bear defense. Jd peek ...More control needed… When the FBI tested the 10mm Auto in 1988, it found that commercially available full-power loads were too hot to issue to recruits. The need …Originally Posted by OSOKSo, Kevin, why are you getting in so many fights with black bears? Are you out there calling them names or something? Lotsa youth, not much brains. I have mellowed in my later years and I now no longer push any issue with a bear unless he's on my property. Have...Nov 20, 2022 · 10mm 200 gr XTP, 7.1 grains CFE Pistol at 1060 fps. 44 mag 300 gr XTP, 17.5 grains H110 at 1093 fps. The 10mm is a true .400” caliber whereas the 44 actually measures .429” diameter. Interestingly enough, there was little velocity difference between the loads even with just over 10 more grains of powder in the 44 mag. 357 vs 10mm bear, I know what you're saying about load vs load, but I got a 10mm because it was close to or equal to .357 mag but could carry more than 6. I dont think capacity should be discounted. When hiking I carry the buff bore 10mm. It's over, barely, 700 fpe. The 357 buff bore is closer to 800, and that's because the 357 is using a lighter bullet going ... , The bigger the bear, the bigger the bullet required and hotter too. .357 is usually considered inadequate for the larger browns, etc. Although there is a small camp that claims the smaller diameter .357 penetrates better (very small). .45 Colt is a great round and can be loaded up to kill most any bear., Three failures out of 93 cases where guns were used to defend against bears translate to a 97% success rate for the use of guns against bears. ... three additional .357 magnum cases, another 10mm ..., Sep 26, 2023 · The glock 20 holds 15 rounds flush mags and gen 5 comes milled from the factory for an optic. If im walking in the woods and get a bear charging on my I don't need a scoped 357 or a 6 shot revolver. I'd take a 15-20 round glock 20 10mm with proper ammo any day over a revolver. , Full Story: http://bit.ly/3XofZtwUR on RUMBLE: https://rumble.com/ultimatereloaderUR T-Shirts: https://bit.ly/2UEAkgWUR on Patreon: https://www.patreon.com/u... , A huge boost to the popularity of the 10mm is the trend of foregoing the traditionally accepted .44 Magnum (or larger) revolver in favor of the lighter, higher-capacity 10mm for bear defense. The 10mm has generated a pretty good track record of defense against grizzlies and brown bears, and a 10mm is much easier to carry and shoot …, The 10mm packs a stronger punch and excels in long-distance shooting, while the .357 Magnum is known for its versatility and unfaltering performance. Nevertheless, the choice between these two stalwarts depends heavily on the individual’s needs, experience, and preference., Sep 26, 2022 · 10mm has an overall length of 1.260 inches. .357 Magnum has an overall length of 1.590 inches. The .357 Magnum round is longer than the 10 mm round and part of that has to do with the fact that the 10 mm round is rimless while the .357 Magnum is designed with a rim that helps it sit in the chamber properly. , A .357, 10mm, .41, or .44 are your ideal pistols in bear country. I rock a G20 with an aftermarket 6.6″ LoneWolf barrel and a magazine of 200gr hard cast rounds. That would easily kill a bear up here. ... Lets make this very clear. A 10mm or a .357 WILL kill any bear. If you arent a good enough shot, or dont know where to shoot a bear, then ..., The Ultimate .357 Magnum Load for Bear Defense • Discover the ultimate .357 Magnum load for bear defense in this captivating video. Learn why the .357 Magnum..., Many Game Commission officers in bear country use the 357 Sig or 10mm for a reason. I love the 10mm in its full power form but it is a bigger and heavier firearm platform. Anything I would shoot with the 10mm, I would shoot with a hot 357 Sig round as bullet placement is still a major part of the equation when ending a 4 legged threat., M&P 2.0 used for both calibers. 9mm and 10mm had almost identical results when passing through gel- 69 inches of gel for both. 9mm and 10mm had very similar results when passing through the synthetic bear head- both had straight line penetration, and both had some shots that deflected in some fashion., Excluding the usual NJ hyperbole on local bear size, black bears are not that hard to kill. A six gun stuffed with .357 rounds will do enough damage. Shot placement in the heat of battle especially with two dogs mixing things up can be all the more problematic. I would worry more about hitting one of my own or worse case scenario making a ..., I know of no alloy or steel framed carry guns that shoot 10mm. The .357sig is much louder and has greater muzzle flash than a 40S&W. Ironically, the recoil is far less snappy than the 40. The .357sig is a better cartridge because of its ballistics, trajectory, and penetration, but it is way more expensive than the 40., 10mm 200 gr XTP, 7.1 grains CFE Pistol at 1060 fps. 44 mag 300 gr XTP, 17.5 grains H110 at 1093 fps. The 10mm is a true .400” caliber whereas the 44 actually measures .429” diameter. Interestingly enough, there was little velocity difference between the loads even with just over 10 more grains of powder in the 44 mag., The 357 SIG costs a lot more money than the 40 S&W does. As of this writing a box of 20 40 S&W HST hollow points costs $38.99. A similar box of the 357 SIG HST will cost $41.99. The difference is even bigger with the practice ammunition. A box of Federal American Eagle 40s will run you $31.99 while the same box in 357 SIG will be $71.99., Black Hills HoneyBadger .44 Mag vs. 10mm ... They offer HoneyBadger in 380, .38 Special, 357 Magnum, .40 S&W, .44 Special, .44 Magnum, .45 ACP, .45-70, and 9mm. Black Hills had a huge hole in their selection with all the offerings. It was a big hole about the size of a massive tank grizzly. ... utilize a 10mm for bear protection in the ..., The .357 magnum has a long track record of one-shot stops on attackers of all types. The 10mm is somewhat of a newcomer that might not have been around as long, but has become a major carry caliber for bear hunters or anyone else needing extra power. YouTuber mark3smle chooses to use ballistic gelatin to see what each caliber is capable of., I know of no alloy or steel framed carry guns that shoot 10mm. The .357sig is much louder and has greater muzzle flash than a 40S&W. Ironically, the recoil is far less snappy than the 40. The .357sig is a better cartridge because of its ballistics, trajectory, and penetration, but it is way more expensive than the 40., .357 Magnum: The Best Handgun Caliber For Hunting Black Bears up to 400 Pounds The .357 Magnum is widely available and there are a lot of different loads to choose from. ... 10mm: The Best Handgun ..., 10mm vs. .44 Magnum for Bear Protection. Can we talk about this subject anymore? Today we are using short barrels and the All Copper Dangerous Game ammo from..., Underwood Ammo 9mm + P 124 Grain Full Metal Jacket. Muzzle Velocity - 1225 fps. Muzzle Energy - 413 ft. lbs. Underwood Ammo 357 Sig 125 Grain Full Metal Jacket. Muzzle Velocity - 1475 fps. Muzzle Energy - 604 ft. lbs. Federal American Eagle 5.7x28mm 40 Grain Full Metal Jacket. Muzzle Velocity - 1655 fps. Muzzle Energy - 243 ft. lbs., Jun 22, 2021 · When bears attack its FAST! Three failures out of 104 documented cases is a 97% success rate. Pistols are a viable defensive tool for use against bears. Of the three failures, one was with a .22 ... , The 357 Magnums advantages in a carbine are 1) more case capacity 2) slower powders 3) higher velocity 4) Higher sectional density bullets for deeper penetration 5) Higher ballistic coefficient bullets that retain more energy downrange 6) flatter shooting. The 10mm has 1) a fatter bullet. Like. 2., 1. 29 July, 2016, Alaska: Kim Woodman Kills Charging Grizzly with 10 mm. On 29 July, 2016, about 4 p.m. Kim Woodman was attacked by a sow brown bear at Humpy Creek. Kim had a Glock model 20 10 mm pistol with him. He was able to stop the attack by shooting the bear as it charged at him., Many Game Commission officers in bear country use the 357 Sig or 10mm for a reason. I love the 10mm in its full power form but it is a bigger and heavier firearm platform. Anything I would shoot with the 10mm, I would shoot with a hot 357 Sig round as bullet placement is still a major part of the equation when ending a 4 legged threat., .357 Magnum: The Best Handgun Caliber For Hunting Black Bears up to 400 Pounds The .357 Magnum is widely available and there are a lot of different loads to choose from. ... 10mm: The Best Handgun ..., Testing out which cartridge is better between 10mm Auto and .357 Magnum. To do that, I am using guns that have equal amount of bullet travel in the guns and ..., We would like to show you a description here but the site won't allow us., And I hang out smack in the middle of the greatest concentration of grizzlies in the lower 48. I carry the 357 once in a while but it is a lot of extra weight. Not fond it. Black bears in NH? I wouldn't worry about it. But if you want bear protection, shoot what you can shoot accurately. Tough to be the accuracy of bear spray, kind of like a ..., The great bears of the Alaskan coastal region are called brown bears; inland they become grizzly bears. The average female grizzly bear weighs about 400 pounds and the average male about 700 pounds. The famous salmon fed male brown bears of Alaska's Kodiak Island might run 1000 pounds and in extreme cases can weigh as much as 1600 …, When it comes to bear defense, a larger caliber such as .44 Magnum, .45-70, or 10mm is recommended for its stopping power and ability to penetrate thick fur and tissue. What are some good calibers for bear defense?.44 Magnum, .45-70, and 10mm are popular choices for bear defense due to their stopping power., The Glock 29's short barrel also gives 10mm ammo enough velocity to ruin almost any animal's day. The .44 Magnum chronograph session was a bit more kinetic. These rounds can be punishing after a long-range session. The accompanying table shows what a 5-inch barrel was capable of with the rounds I gathered.