Glock 20 Gen4 Summary

The 20 Gen4 by Glock is a recoil operated semi-automatic Pistol produced during 2012 which sells new for $687.00 and has an estimated used valuation of $460.00. It's caliber is listed at 10mm Auto with a muzzle velocity (MV) From 1030 to 1400 ft/sec, muzzle energy (ME) From 425 to 587 ft-lb, and muzzle weight (WT) From 135 to 200 grains. The Glock 20 Gen4 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 15-round magazine with a maximum capacity of 16 rounds. The 20 Gen4 has a recoil factor of 9.91 ft-lb and IDPA Power Factor of 199808.

STI International Tactical 4.15 Summary

The Tactical 4.15 by STI International is a recoil operated semi-automatic Pistol produced during 2004 - 2013 which sells new for $2,045.00 and has an estimated used valuation of $1,500.00. 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 STI International Tactical 4.15 has STI front, STI fixed rear sights, a modular polymer grip, steel frame, and a single-action (SA) trigger. This handgun has a 10-round magazine with a maximum capacity of 11 rounds. The Tactical 4.15 has a recoil factor of 7.23 ft-lb and IDPA Power Factor of 192436.

Comparison Chart

Title:Glock 20 Gen4STI International Tactical 4.15
Caliber:10mm Auto.45 Automatic
Common Name:N/A.45 Automatic Colt Pistol (ACP)
Type:PistolPistol
Production Years:20122004 - 2013
MV:From 1030 to 1400 ft/secFrom 830 to 1140 ft/sec
ME:From 425 to 587 ft-lbFrom 333 to 573 ft-lb
WT:From 135 to 200 grainsFrom 165 to 230 grains
Brand Name:GlockSTI International
Model Number:20 Gen4Tactical 4.15
Retail Price:$687.00$2,045.00
Used Price:$460.00$1,500.00
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:15-round10-round
Frame Material:polymersteel
Grip Type:integrated polymermodular polymer
Sights:fixed, white dot front, white square U rearSTI front, STI fixed rear
Width:1.28-inNo Data
Length:7.6-in7.75-in
Height:5.47-in5.6-in
Barrel:4.61-in4.15-in
Weight:30.7-oz34.5-oz
IDPA Power Factor:199808192436
Recoil Factor:9.91 ft-lb7.23 ft-lb
Total Capacity:16 rounds11 rounds