40 S&W vs 10mm auto Battle of the 10MMs!
Today we have 40 Smith and Wesson vs the 10mm Auto! While technically both are 10mm, the .40 is a cut down, lower powered version of the original 10mm. We'll see how they compare in wood, concrete, and steel and if the 10mm is really the monster that it's claimed to be. In addition we'll test off the shelf 10mm vs 10mm Underwood ammo to see if there's really a difference in 10mm ammo itself! Everything is 180 grain flat nosed, full metal jacket.

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Does The 40 S&W Suck?

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9mm vs 10mm: You're Buying the Wrong One

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June 25, 2026

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40S&W in a 10MM???

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45 ACP vs 10mm: Unbelievable Difference On Barriers

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40 S&W vs 45 ACP Which one is more powerful?

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.357 Magnum vs 10mm: The Biggest Lie Most Shooters Believe

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M&P 10mm Gel test w/ Critical Duty vs. 9mm , .40 s&w , .45 acp

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10MM vs .40S&W!....How Close Are They? Federal Premium HST Ammo Test!

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Personal Protection: 10mm vs .45 ACP

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The Misunderstood .40 S&W

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The 7 Best 10mm Pistols You Can Get Your Hands on Today (2025)

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Why 10mm Auto Was a Total Disaster for the FBI

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Head-to-Head: 45 ACP vs 10mm For Self Defense

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Dumbest handgun calibers for grizzly bear defense | Expert advice and real-world data, Ammmoland

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.40 S&W vs .357 Sig

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9mm vs. .40 vs. .45 vs. 10mm // What are YOU carrying?

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9mm +P vs 10mm: Not Close At All?

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10mm vs 45 ACP

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