Handgun comparison icon Handgun comparison icon

Glock G21 SF vs Glock G20 Gen4

Glock G21 SF

Striker-Fired Full-Sized Pistol Chambered in 45 ACP
vs

Glock G20 Gen4

Striker-Fired Full-Sized Pistol Chambered in 10mm Auto

Dimensions

  Length L Height H Width W Weight W
G21 SF 8.07 in 5.51 in 1.34 in 29.1 oz
G20 Gen4 8.07 in 5.51 in 1.34 in 30.69 oz

Details

  Barrel BBL Trigger Website
G21 SF 4.61 in Striker-Fired us.glock.com
G20 Gen4 4.61 in Striker-Fired us.glock.com

Capacity

  45 ACP 10mm Auto
G21 SF 13 (+1) -
G20 Gen4 - 15 (+1)

Want to sell a firearm?

Quick Cash Offer
Get Offer
  • We make you an quick cash offer online
  • We find the dealer that offers you the most money
  • Get cash for your gun or do a trade in
Heroes of D-Day: 101st Airborne Playing Cards

Help my buddy's Kickstarter campaign succeed before March 30.

Support on Kickstarter

Side-by-Side
Side-by-Side Comparison Charts

How do these two handguns stack up against eachother?

Heroes of D-Day: 101st Airborne Playing Cards

Help my buddy's Kickstarter campaign succeed before March 30.

Support on Kickstarter

Tabletop
Tabletop Comparison

Drag/drop and reorder the handguns to compare on top of eachother