Head to head
| M4 | T-21 | |
|---|---|---|
| Class | Assault Rifle | Assault Rifle |
| Price | $2,800 | $600 |
| Weight | 2.92 kg | 3.27 kg |
| Unlock | Assault 20 | — |
| Calibre | 5.56mm | 5.56mm |
| Fire rate | 800 RPM | 750 RPM |
| Muzzle velocity | 910 m/s | 910 m/s |
| Damage @ 25 m | 30.8 | 30.8 |
| Damage @ 100 m | 30.8 | 30.8 |
| TTK @ 25 m (no armor) | 0.25 s | 0.27 s |
| TTK @ 100 m (no armor) | 0.34 s | 0.36 s |
| TTK @ 100 m (Level 2 vest) | 0.49 s | 0.52 s |
Damage and TTK: Standard (FMJ) ammo to the upper torso, bullet flight time included, from the beta ballistics data. The live tool covers every hit location, ammo type, armor tier and range — and graphs the crossover points.
Full stat sheets
Complete attributes, attachments and unlock details on each database page: M4 · T-21.
More Assault Rifle matchups
A-91 vs M4 · A-91 vs T-21 · AK74 vs M4 · AK74 vs T-21 · Bushmaster M17S vs M4 · Bushmaster M17S vs T-21