Umarex Beretta MOD M9 GBB: specs, joules & FPS
Complete specs Umarex Gas NBB (non-blowback)
Umarex Beretta MOD M9 GBB, NBB: 0.89 J, 310 FPS, 910 g, 18 rounds. Full specs from the official source, with FPS for every BB weight.
Power
Within Italy's 1 J limit
Energy computed from the velocity with 0.20 g BBs, the standard weight manufacturers and shops use to measure FPS.
For information only, based on the source's data for this version. Not legal advice: always check current local law and the version the shop sells.
Technical specifications
| Brand | Umarex |
|---|---|
| Model | Beretta MOD M9 GBB |
| Category | Pistols |
| Power source | Gas NBB (non-blowback) |
| Platform | 92F M9 93R |
| Weight | 910 g |
| Length | 245 mm |
| Magazine | 18 rounds |
| Hop-up | Adjustable |
Weighs 910 g: heavier than 63% of NBB replicas in the same category in the database (226 with weight).
At 0.89 J it is more powerful than 90% of NBB replicas in the same category that stay within 1 J (178).
Similar alternatives
Same type and category, with similar power and weight.
| Replica | Energy | FPS | Weight |
|---|---|---|---|
| Marushin Ruger Super Redhawk 7.5inch .454 Casull Gas Revolver - W Deep Black | 0.73 J | 280 | 890 g |
| KSC M93RCC M93RCC Combat Courier Dual Earth Heavy Weight Green Gas (Japan System 7 Version) | 0.73 J | 280 | 850 g |
| G&G GPM9 MK3 GBB | 0.84 J | 300 | 740 g |
| KSC M9A1 Full Metal GBB (System 7) - Taiwan Version | 0.95 J | 320 | 1,080 g |
| Tanaka Works Revolver Smolt Revolver 4 inch HW Ver.3 (Gas Version) | 0.84 J | 300 | 920 g |
Velocity with different BB weights
At the same energy, heavier BBs leave the barrel slower. Expected velocity with the most common weights:
| BB weight | FPS | m/s |
|---|---|---|
| 0.20 g | 310 | 94 |
| 0.25 g | 277 | 85 |
| 0.28 g | 262 | 80 |
| 0.30 g | 253 | 77 |
| 0.32 g | 245 | 75 |
| 0.36 g | 231 | 70 |
| 0.40 g | 219 | 67 |
Theoretical calculation at constant energy (0.89 J). Real-world values can differ slightly with hop-up and replica.
Data source
The values on this page come from the product page of the shop redwolfairsoft.com, checked on 2026-11-07. The manufacturer does not publish full specs: values may refer to the version that shop sells.
Shop product page ↗ redwolfairsoft.com
Spotted a wrong or missing value? Let us know.
Available colours
The same model is also sold in these colours. The specs on this page refer to the first version; each colour links to its own page at the source.