Glock 21 Summary

The 21 by Glock is a recoil operated semi-automatic Pistol produced during 1990 which sells new for $637.00 and has an estimated used valuation of $440.00. It's caliber is listed at .45 Automatic with a muzzle velocity (MV) From 830 to 1140 ft/sec, muzzle energy (ME) From 333 to 573 ft-lb, and muzzle weight (WT) From 165 to 230 grains. The Glock 21 has fixed, white dot front, white square U rear sights, a integrated polymer grip, polymer frame, and a Glock single-action (SA) trigger. This handgun has a 13-round magazine with a maximum capacity of 14 rounds. The 21 has a recoil factor of 8.68 ft-lb and IDPA Power Factor of 194648.

Smith & Wesson M&P Compact Summary

The M&P Compact by Smith & Wesson is a recoil operated semi-automatic Pistol produced during 2007 which sells new for $569.00 and has an estimated used valuation of $350.00. It's caliber is listed at .40 S&W with a muzzle velocity (MV) From 985 to 1325 ft/sec, muzzle energy (ME) From 355 to 500 ft-lb, and muzzle weight (WT) From 135 to 180 grains. The Smith & Wesson M&P Compact has ramp front, Novak Lo-Mount rear sights, a integrated polymer grip, Zytel polymer frame, and a striker single-action (SA) trigger. This handgun has a 10-round magazine with a maximum capacity of 11 rounds. The M&P Compact has a recoil factor of 8.95 ft-lb and IDPA Power Factor of 172536.

Comparison Chart

Title:Glock 21Smith & Wesson M&P Compact
Caliber:.45 Automatic.40 S&W
Common Name:.45 Automatic Colt Pistol (ACP).40 Smith & Wesson Auto
Type:PistolPistol
Production Years:19902007
MV:From 830 to 1140 ft/secFrom 985 to 1325 ft/sec
ME:From 333 to 573 ft-lbFrom 355 to 500 ft-lb
WT:From 165 to 230 grainsFrom 135 to 180 grains
Brand Name:GlockSmith & Wesson
Model Number:21M&P Compact
Retail Price:$637.00$569.00
Used Price:$440.00$350.00
Action:recoil operated semi-automaticrecoil operated semi-automatic
Trigger:Glock single-action (SA)striker single-action (SA)
Safety Type:'Safe Action' trigger safetypassive trigger safety
Magazine Capacity:13-round10-round
Frame Material:polymerZytel polymer
Grip Type:integrated polymerintegrated polymer
Sights:fixed, white dot front, white square U rearramp front, Novak Lo-Mount rear
Width:1.27-in1.2-in
Length:8.22-in6.7-in
Height:5.47-in4.3-in
Barrel:4.6-in3.5-in
Weight:29.3-oz23.4-oz
IDPA Power Factor:194648172536
Recoil Factor:8.68 ft-lb8.95 ft-lb
Total Capacity:14 rounds11 rounds