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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LR-300 vs M4 carbine

Objective Side-by-Side

LR-300

Z-M Weapons

LR-300 image

M4 carbine

Colt's Manufacturing Company FN Herstal Remington Arms

M4 carbine image

LR-300 Specs Snapshot

Weight 108.8 oz
Barrel Length 11.5 in
Overall Length 21.5 in
Standard Capacity N/A
Caliber 5.56×45mm NATO
Action Type gas-operated
Avg Used Price $1,200.00
Avg New Price $1,800.00

M4 carbine Specs Snapshot

Weight 102.88 oz
Barrel Length 14.5 in
Overall Length 33 in
Standard Capacity 30 rds
Caliber 5.56×45mm NATO
Action Type gas-operated
Avg Used Price $1,000.00
Avg New Price $1,300.00

Differences At A Glance

Weight +5.92 oz
Barrel Length -3 in
Overall Length -11.5 in
Standard Capacity
Caliber
Action Type
Avg Used Price +$200.00
Avg New Price +$500.00