9mm vs 40 S&W vs 45 ACP: The Service Caliber Debate Settled
Three legendary handgun calibers have battled for dominance for decades, but modern ballistics testing may finally settle the score.
May 31, 2026
Three legendary handgun calibers have battled for dominance for decades, but modern ballistics testing may finally settle the score.
We compared 5 .45 ACP pistols from $500–$1,100. Every .45 round is inherently subsonic – making it suppressor-perfect without specialty ammo. The FNX-45 Tactical wins for cans, the Ronin for 1911 purists.
RTAC RT15 5.7x28mm Pistol – 16" Barrel, 51 Rounds
Warne Skyline Precision Bipod for Accurate Shooting
Gone Wild Big Bear Plant Topper - 1 Gallon
Vortex Pro Precision Torque Wrench for Accurate Fastening
RT15 Poly Complete Lower Receiver - Lightweight & Durable
