Tokyo Marui S&W M19 2.5inch: specs, joules & FPS
Complete specs Tokyo Marui Gas NBB (non-blowback)
Tokyo Marui S&W M19 2.5inch, NBB: 0.45 J, 220 FPS, 510 g, 24 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 | S&W M19 2.5inch |
| Category | Pistols |
| Power source | Gas NBB (non-blowback) |
| Platform | S&W M19 |
| Weight | 510 g |
| Length | 201 mm |
| Inner barrel | 61 mm |
| Magazine | 24 rounds |
revolver a gas (tipo non previsto)
Weighs 510 g: lighter than 81% of NBB replicas in the same category in the database (226 with weight).
At 0.45 J it is more powerful than 3% 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 |
|---|---|---|---|
| Tokyo Marui S&W M19 4inch | 0.49 J | 230 | 550 g |
| Tokyo Marui S&W M19 6inch | 0.49 J | 230 | 580 g |
| Tokyo Marui Python 357 2.5 inch (Stainless Silver) | 0.41 J | 210 | 500 g |
| Tokyo Marui M66 4 inch Revolver | 0.54 J | 240 | 540 g |
| Tanaka Works Revolver S&W M29 4inch Counterbored Steel Finish Ver.3 (Gas Version) | 0.73 J | 280 | 450 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 | 220 | 67 |
| 0.25 g | 197 | 60 |
| 0.28 g | 186 | 57 |
| 0.30 g | 180 | 55 |
| 0.32 g | 174 | 53 |
| 0.36 g | 164 | 50 |
| 0.40 g | 156 | 47 |
Theoretical calculation at constant energy (0.45 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.