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.

Springfield Armory 1911 RO Compact Summary

The 1911 RO Compact by Springfield Armory is a recoil operated semi-automatic Pistol produced during 2016 which sells new for $908.00 and has an estimated used valuation of $675.00. 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 Springfield Armory 1911 RO Compact has fiber optic front, fixed 2 dot rear sights, a custom cocobolo grip, aluminum alloy frame, and a single-action (SA) trigger. This handgun has a 6-round magazine with a maximum capacity of 7 rounds. The 1911 RO Compact has a recoil factor of 8.69 ft-lb and IDPA Power Factor of 191699.

Comparison Chart

Title:Glock 21Springfield Armory 1911 RO Compact
Caliber:.45 Automatic.45 Automatic
Common Name:.45 Automatic Colt Pistol (ACP).45 Automatic Colt Pistol (ACP)
Type:PistolPistol
Production Years:19902016
MV:From 830 to 1140 ft/secFrom 830 to 1140 ft/sec
ME:From 333 to 573 ft-lbFrom 333 to 573 ft-lb
WT:From 165 to 230 grainsFrom 165 to 230 grains
Brand Name:GlockSpringfield Armory
Model Number:211911 RO Compact
Retail Price:$637.00$908.00
Used Price:$440.00$675.00
Action:recoil operated semi-automaticrecoil operated semi-automatic
Trigger:Glock single-action (SA)single-action (SA)
Safety Type:'Safe Action' trigger safetygrip safety, manual thumb safety
Magazine Capacity:13-round6-round
Frame Material:polymeraluminum alloy
Grip Type:integrated polymercustom cocobolo
Sights:fixed, white dot front, white square U rearfiber optic front, fixed 2 dot rear
Width:1.27-inNo Data
Length:8.22-in7.6-in
Height:5.47-in5-in
Barrel:4.6-in4-in
Weight:29.3-oz28.5-oz
IDPA Power Factor:194648191699
Recoil Factor:8.68 ft-lb8.69 ft-lb
Total Capacity:14 rounds7 rounds