Tokyo Marui AK Beta Spetsnaz AEG: specs, joules & FPS
Complete specs Tokyo Marui AEG (electric)
Tokyo Marui AK Beta Spetsnaz AEG: 0.7 J, 275 FPS, 2,340 g, 250 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 | Tokyo Marui |
|---|---|
| Model | AK Beta Spetsnaz AEG |
| Category | Assault rifles & carbines |
| Power source | AEG (electric) |
| Platform | AK SERIES |
| Weight | 2,340 g |
| Length | 715 mm |
| Magazine | 250 rounds |
| Gearbox | V3 (standard for this model) |
| Hop-up | Adjustable |
| Battery | 7,4 V LiPo · connector Tamiya large |
Weighs 2,340 g: lighter than 87% of AEG replicas in the same category in the database (873 with weight).
At 0.7 J it is more powerful than 7% of AEG replicas in the same category that stay within 1 J (138).
Similar alternatives
Same type and category, with similar power and weight.
| Replica | Energy | FPS | Weight |
|---|---|---|---|
| ARES M45S-S AEG (Short) | 0.84 J | 300 | 1,960 g |
| ARES M45S-L AEG (Long) | 0.84 J | 300 | 1,920 g |
| Novritsch SSR4 Mk1 Gen2 AEG | 1 J | 328 | 2,300 g |
| Novritsch SSR4 Mk2 AEG | 1 J | 328 | 2,380 g |
| Tokyo Marui FAMAS SV AEG | 0.75 J | 285 | 2,420 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 | 275 | 84 |
| 0.25 g | 246 | 75 |
| 0.28 g | 232 | 71 |
| 0.30 g | 225 | 68 |
| 0.32 g | 217 | 66 |
| 0.36 g | 205 | 62 |
| 0.40 g | 194 | 59 |
Theoretical calculation at constant energy (0.7 J). Real-world values can differ slightly with hop-up and replica.
Video
Tokyo Marui AK47 Beta Spetsnaz · Kilimanjaro808
Video from an independent channel, matched by the replica name: check it is the same version. It loads from YouTube only when you press the button.
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.