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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Gyrojet vs Lewis gun

Objective Side-by-Side

Gyrojet

MB Associates

Gyrojet image

Lewis gun

Birmingham Small Arms Co. Ltd. Savage Arms Co.

Lewis gun image

Gyrojet Specs Snapshot

Weight 14.08 oz
Barrel Length 5 in
Overall Length 10.88 in
Standard Capacity 6 rds
Caliber MKI: 13mm rocket MKII: 12mm rocket AR: 6mm rocket
Action Type blowback
Avg Used Price $15,000.00
Avg New Price $225.00

Lewis gun Specs Snapshot

Weight 448 oz
Barrel Length 26.5 in
Overall Length 50.5 in
Standard Capacity N/A
Caliber 6.5×53.5mmR (.256) 7.7×56mmR (.303) 7.62×54mmR 7.62×63mm (.30-06) 7.92×57mm
Action Type gas-operated
Avg Used Price $25,000.00
Avg New Price $0.00

Differences At A Glance

Weight -433.92 oz
Barrel Length -21.5 in
Overall Length -39.62 in
Standard Capacity
Caliber
Action Type
Avg Used Price -$10,000.00
Avg New Price +$225.00