VFC Umarex HK MP7A1 Navy (2018): specs, joules & FPS
Complete specs VFC GBB (gas blowback)
VFC Umarex HK MP7A1 Navy (2018), GBB: 1 J, 328 FPS, 1,310 g, 35 rounds. Full specs from the official source, with FPS for every BB weight.
Power
Exactly at 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.
Velocity declared in m/s by the source and converted to 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 | VFC |
|---|---|
| Model | Umarex HK MP7A1 Navy (2018) |
| Manufacturer code | VF2-LMP7-BK11 |
| Category | SMGs |
| Power source | GBB (gas blowback) |
| Platform | MP7 |
| Weight | 1,310 g |
| Length (collapsed / extended) | 415 / 638 mm |
| Inner barrel | 182 mm |
| Magazine | 35 rounds |
licenza Umarex
Weighs 1,310 g: lighter than 94% of GBB replicas in the same category in the database (67 with weight).
At 1 J it is more powerful than 71% of GBB replicas in the same category that stay within 1 J (21).
Similar alternatives
Same type and category, with similar power and weight.
| Replica | Energy | FPS | Weight |
|---|---|---|---|
| VFC Umarex HK MP7A1 (2018) | 1 J | 328 | 1,310 g |
| ShowGuns Mac 11 Blade GBB | 0.84 J | 300 | 1,540 g |
| KSC VZ61 Skorpion GBB (HW) | 0.84 J | 300 | 1,550 g |
| Maruyama SCW-9K PRO (US Army Style) GBB SMG | 1.01 J | 330 | 1,560 g |
| Maruyama SPC-9 PDW GBB | 1.01 J | 330 | 1,600 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 | 328 | 100 |
| 0.25 g | 293 | 89 |
| 0.28 g | 277 | 84 |
| 0.30 g | 268 | 82 |
| 0.32 g | 259 | 79 |
| 0.36 g | 244 | 75 |
| 0.40 g | 232 | 71 |
Theoretical calculation at constant energy (1 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 VFC product page ↗ vegaforce.com
Spotted a wrong or missing value? Let us know.