VFC Umarex HK45 Compact Tactical: specs, joules & FPS
Complete specs VFC GBB (gas blowback)
VFC Umarex HK45 Compact Tactical, GBB: 0.81 J, 295 FPS, 780 g, 22 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.
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 HK45 Compact Tactical |
| Manufacturer code | SA3-HK45C-BK01 |
| Category | Pistols |
| Power source | GBB (gas blowback) |
| Platform | HK45 |
| Weight | 780 g |
| Length | 200 mm |
| Inner barrel | 105 mm |
| Magazine | 22 rounds |
licenza Umarex
Weighs 780 g: lighter than 58% of GBB replicas in the same category in the database (466 with weight).
At 0.81 J it is more powerful than 42% of GBB replicas in the same category that stay within 1 J (343).
Similar alternatives
Same type and category, with similar power and weight.
| Replica | Energy | FPS | Weight |
|---|---|---|---|
| VFC SA 226T | 0.81 J | 295 | 765 g |
| VFC SA 320T | 0.81 J | 295 | 798 g |
| G&G GTP 9 | 0.84 J | 300 | 770 g |
| ICS BLE-ICP | 0.84 J | 300 | 805 g |
| Umarex HK P8A1 Green Gas (by VFC) | 0.84 J | 300 | 820 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 | 295 | 90 |
| 0.25 g | 264 | 80 |
| 0.28 g | 249 | 76 |
| 0.30 g | 241 | 73 |
| 0.32 g | 233 | 71 |
| 0.36 g | 220 | 67 |
| 0.40 g | 209 | 64 |
Theoretical calculation at constant energy (0.81 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.