Glock 20 Gen 4 VS Glock 21 Gen 4

Head to Head Comparison

Glock 20 Gen 4

80%

Critic Rating

1 Reviews

Critic Rating

1 Reviews

97%

User Rating

23 Reviews

User Rating

23 Reviews

Glock 21 Gen 4

85%

Critic Rating

7 Reviews

Critic Rating

7 Reviews

98%

User Rating

47 Reviews

User Rating

47 Reviews

50 MOA

Accuracy

50 MOA

10.62 Yeets

Damage

5.67 Yeets

N/A

Range

10-50 yards

N/A

Recoil Velocity

N/A

15+1 rounds

Capacity

10+1 rounds

1981

Mobility

1989

Ergonomics

Fit & Finish

Reliability

MSRP:

$497.24

Used Price:

$497.24

New Price:

$552.49

MSRP:

$498.25

Used Price:

$498.25

New Price:

$553.61

Gun Specifications

Specifications

Glock 20 Gen 4

Glock 21 Gen 4

Weight

38 oz

26 oz

Length

6.97"

Action

Safe Action

Caliber

10mm Auto

.45 ACP

Capacity

15+1

10+1

Finish

Black

Gun Type

Semi-Automatic Pistol

Pistol

Sights

Fixed

Grip

Black

Barrel Length

4.60"

Height

5.47

Width

1.35 Inches

Gun Stats

Recently Deals

See Deal

Glock 21 Gen 4

Guns.com

$553.61

See Deal

GrabAGun

$524.99

See Deal

MidwayUSA

$498.94

See Deal

Cheaper Than Dirt

$553.61

$553.61

See Deal

Gun Descriptions

Glock 20 Gen 4

The GLOCK 20 Gen4 delivers formidable force downrange with high accuracy over long distance. The use of GLOCK hi-tech polymer considerably reduces felt recoil even in this heavy caliber. For the hunting community this 10 mm Auto is a reliable companion providing a safe and accurate finishing shot, even when hunting big game. The Modular back strap system makes it possible to instantly customize its grip to accommodate any hand size. The reversible magazine catch makes it ideal for left and right-handed shooters.

Glock 21 Gen 4

Remarkable for its accuracy and light recoil, the GLOCK 21 Gen4 delivers the legendary stopping power of the .45 AUTO round with 10 round magazine capacity. The Modular Back Strap design on the G21 Gen4 lets you instantly customize its grip to adapt to an individual shooter's hand size. The surface of the frame employs the new scientifically designed, real-world-tested, Gen4 rough textured technology. Internally, the new GLOCK dual recoil spring assembly substantially increases the life of the system. A reversible enlarged magazine catch, changeable in seconds, accommodates left or right-handed operators. The Gen4 system is the perfect complement to this iconic .45 caliber cartridge.

Suggested Comparisons

Glock 20 Gen 4 vs 29

Glock 20 Gen 4 vs Colt Delta Elite

Glock 20 Gen 4 vs Glock 26

Glock 20 Gen 4 vs Glock 29 Gen 4

Glock 34 vs Glock 20 Gen 4

Glock 30S Gen 3 vs Glock 20 Gen 4

Glock 21 Gen 4 vs Glock 20 Gen 4

Glock 29 vs Glock 20 Gen 4

Glock 21 Gen 4 vs Glock 21Sf