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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XM29 OICW vs XM312

Objective Side-by-Side

XM29 OICW

Heckler & Koch , Alliant Techsystems

XM29 OICW image

XM312

General Dynamics

XM312 image

XM29 OICW Specs Snapshot

Weight 224 oz
Barrel Length 9.8 in
Overall Length 35 in
Standard Capacity 5 rds
Caliber KE Module: 5.56×45mm NATO HE Module: 20×28mm grenade
Action Type gas-operated
Avg Used Price $0.00
Avg New Price $25,000.00

XM312 Specs Snapshot

Weight 564.32 oz
Barrel Length 36 in
Overall Length 61.42 in
Standard Capacity N/A
Caliber .50 BMG
Action Type "Recoil-reducing action" (modified rotating bolt)
Avg Used Price $0.00
Avg New Price $0.00

Differences At A Glance

Weight -340.32 oz
Barrel Length -26.2 in
Overall Length -26.42 in
Standard Capacity
Caliber
Action Type
Avg Used Price Even
Avg New Price +$25,000.00