Valuation Guides Machine Guns MG81
Published: May 26, 2025 | Updated: February 17, 2026
The MG81 was a German WWII aircraft machine gun known for its exceptionally high rate of fire and widespread use in defensive mounts on Luftwaffe planes.
Curious about how much your MG81 light machine gun is worth? Whether you’re looking to sell or simply understand current pricing, we’ll help you assess the market value of your firearm.
Developed by Rheinmetall-Borsig during WWII, the MG81 was designed to replace the older MG15 in Luftwaffe aircraft. Its modular design allowed for single or dual-barrel configurations, with the MG81Z variant delivering extremely high cyclic rates.
Origin
Germany
Manufacturer
Rheinmetall-Borsig
Caliber
7.92×57mm Mauser
Rate of Fire
1,500 rounds/min (single), 3,000 rounds/min (MG81Z dual-barrel)
Mount Type
Aircraft pintle mount
Notable Uses
German Luftwaffe aircraft, WWII
Transferable MG81 light machine guns are highly sought after by NFA collectors and enthusiasts. Value is influenced by originality, condition, variant type and any unique historical markings. Most examples on the market range from $20,000 to $25,000, depending on configuration and provenance.
MG81 (Standard single-barrel aircraft configuration)
Estimated Value: $20,000 – $25,000
Market values reviewed by Chris Wing, Lead Firearms Valuation Specialist
Originality:
Transferable MG81s with original receivers, parts, and factory markings typically command higher prices due to their authenticity and appeal to collectors.
Condition:
Clean, well-maintained MG81 machine guns in excellent mechanical and cosmetic condition will sell for significantly more than worn or modified examples.
Historical Markings / Provenance:
If there are markings or provenance that link your MG81 to a specific military unit, wartime service, or historical event - collector interest and market value can greatly increase.
Restoration:
Whether your MG81 has been refinished, restored or modified will significantly affect pricing. Original finishes are typically more desirable.
Transfer Status:
Transferrable MG81s will hold a considerably higher value than their pre-86 or post-86 counterparts.
Receiver Type & Build Origin:
MG81s built on original receivers with C&R status are valued higher than rewelds or REWATS.
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