Verified Firearm Specifications

Search our database of normalized firearm specifications. Compare precise weights, barrel lengths, and action types across thousands of unique models.

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Heckler & Koch HK21 vs MG 30

Objective Side-by-Side

Heckler & Koch HK21

Heckler & Koch Fábrica de Braço de Prata SEDENA

Heckler & Koch HK21 image

MG 30

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MG 30 image

Heckler & Koch HK21 Specs Snapshot

Weight 279.36 oz
Barrel Length 17.7 in
Overall Length 40.2 in
Standard Capacity N/A
Caliber HK21
Action Type blowback
Avg Used Price $18,000.00
Avg New Price $25,000.00

MG 30 Specs Snapshot

Weight N/A
Barrel Length 24 in
Overall Length 45.7 in
Standard Capacity N/A
Caliber 7.92×57mm Mauser 8×56mmR 7×57mm Mauser
Action Type Recoil
Avg Used Price $5,760.00
Avg New Price $8,000.00

Differences At A Glance

Weight
Barrel Length -6.3 in
Overall Length -5.5 in
Standard Capacity
Caliber
Action Type
Avg Used Price +$12,240.00
Avg New Price +$17,000.00