Tokyo Marui SR16 M4 AEG: specs, joules & FPS
Complete specs Tokyo Marui AEG (electric)
Tokyo Marui SR16 M4 AEG: 0.75 J, 285 FPS, 2,450 g, 68 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 | SR16 M4 AEG |
| Category | Assault rifles & carbines |
| Power source | AEG (electric) |
| Platform | AR/M4 SERIES |
| Weight | 2,450 g |
| Length | 865 mm |
| Magazine | 68 rounds |
| Gearbox | V2 (standard for this model) |
| Hop-up | Adjustable |
Weighs 2,450 g: lighter than 80% of AEG replicas in the same category in the database (873 with weight).
At 0.75 J it is more powerful than 17% 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 |
|---|---|---|---|
| RWA Battle Arms Development SBR AEG (US Edition) | 0.84 J | 300 | 2,560 g |
| RWA Battle Arms Development SBR M4 AEG | 0.84 J | 300 | 2,560 g |
| RWA Battle Arms Development SBR M4 AEG (Liku Edition) | 0.84 J | 300 | 2,560 g |
| ARES M45X-S M4 9mm Rifle (Short) | 0.84 J | 300 | 2,310 g |
| ARES M45X-S M4 AEG (Short) | 0.84 J | 300 | 2,310 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 | 285 | 87 |
| 0.25 g | 255 | 78 |
| 0.28 g | 241 | 73 |
| 0.30 g | 233 | 71 |
| 0.32 g | 225 | 69 |
| 0.36 g | 212 | 65 |
| 0.40 g | 202 | 61 |
Theoretical calculation at constant energy (0.75 J). Real-world values can differ slightly with hop-up and replica.
Video
TOKYO MARUI KNIGHTS SR16 M4 Review 東京マルイ ナイツSR-16 M4カービン 電動ガン 2016年版 レビューマック堺のレビュー動画 · マック堺-MachSakai
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.