Tokyo Marui M9A1: specs, joules & FPS
Complete specs Tokyo Marui GBB (gas blowback)
Tokyo Marui M9A1, GBB: 0.89 J, 310 FPS, 961 g, 26 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.
The main source does not give the velocity: FPS taken from the page of the same model on www.redwolfairsoft.com.
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 | Tokyo Marui |
|---|---|
| Model | M9A1 |
| Category | Pistols |
| Power source | GBB (gas blowback) |
| Platform | Beretta 92 |
| Weight | 961 g |
| Length | 216 mm |
| Inner barrel | 115 mm |
| Magazine | 26 rounds |
| Hop-up | Adjustable |
Weighs 961 g: heavier than 73% of GBB replicas in the same category in the database (466 with weight).
At 0.89 J it is more powerful than 82% of GBB replicas in the same category that stay within 1 J (351).
Similar alternatives
Same type and category, with similar power and weight.
| Replica | Energy | FPS | Weight |
|---|---|---|---|
| Tokyo Marui U.S. M9 Pistol | 0.84 J | 300 | 944 g |
| Novritsch SSP5 4.3″ GBB | 0.84 J | 300 | 981 g |
| Novritsch SSP2 Gen2 GBB | 1 J | – | 957 g |
| G&G GPM92 GP2 | 1 J | 328 | 1,010 g |
| G&G GPM92 GP2 Walnut Wood Grip | 1 J | 328 | 1,010 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
Every value on this page comes from the manufacturer's official product page, checked on 2026-11-07.
Official Tokyo Marui product page ↗ tokyo-marui.co.jp
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.