Convoy S21E vs Nitecore MT2C Pro size comparison
The Nitecore MT2C Pro is 1.6 mm (0.06 in) longer than the Convoy S21E, with about the same max diameter/width. Weights are published on different bases (listed vs without battery), so compare them with care.
The Nitecore MT2C Pro is 1.6 mm (0.06 in) longer than the Convoy S21E, with about the same max diameter/width. Weights are published on different bases (listed vs without battery), so compare them with care.
Dimensions
| Convoy S21E Check price ↗ | Nitecore MT2C Pro Check price ↗ | |
| Length | 116.4 mm (4.58 in) | 118 mm (4.65 in)+1.6 mm |
| Head / width | 27.3 mm (1.07 in) | 27 mm (1.06 in)−0.3 mm |
| Body | 27.3 mm (1.07 in) | 21 mm (0.83 in)−6.3 mm |
| Weight | 88 g without battery | 64 g listed |
| Battery | 21700 | 18650 |
| Max output | — | 1,800 lm |
| Throw | — | 520 m |
| Type | EDC | EDC |
| Price | from $27.99 at flashlightgo.com, as of Nov 4, 2026 | not verified yet |
| Source | flashlightgo.com sourced Output depends on LED option | batteryjunction.com sourced |
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
S21E vs MT2C Pro: how they differ
Size and weight
The Convoy S21E is the shorter light: 116.4 mm (4.58 in) against 118 mm (4.65 in), a difference of 1.6 mm (1%). At their widest points they are about the same (27.3 vs 27 mm). Weights are published on different bases (Convoy S21E: 88 g without battery; Nitecore MT2C Pro: 64 g listed), so they are not directly comparable.
Brightness and throw
The Nitecore MT2C Pro is rated at 1,800 lm; we have no published maximum for the Convoy S21E. Output for the Convoy S21E depends on the LED option chosen.
Battery
The Convoy S21E runs on a removable 21700 battery; the Nitecore MT2C Pro runs on a removable 18650 battery. For scale, a 21700 cell is about 21 × 70 mm and a 18650 about 18 × 65 mm (nominal).
Type
Both are EDC lights in our catalog with a tube body.
Which should you buy?
On the specs we track, these two are closely matched, so decide on price, user interface and the features you care about. We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Convoy S21E Check price ↗ Nitecore MT2C Pro
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
S21E vs MT2C Pro FAQ
Which is smaller, the Convoy S21E or the Nitecore MT2C Pro?
The Convoy S21E is the shorter light: 116.4 mm (4.58 in) against 118 mm (4.65 in), a difference of 1.6 mm (1%). At their widest points they are about the same (27.3 vs 27 mm). Weights are published on different bases (Convoy S21E: 88 g without battery; Nitecore MT2C Pro: 64 g listed), so they are not directly comparable.
Do the Convoy S21E and Nitecore MT2C Pro use the same battery?
The Convoy S21E runs on a removable 21700 battery; the Nitecore MT2C Pro runs on a removable 18650 battery. For scale, a 21700 cell is about 21 × 70 mm and a 18650 about 18 × 65 mm (nominal).
Compare Convoy S21E with similar lights
Compare Nitecore MT2C Pro with similar lights
More
Sources
- Convoy S21E: specs from manufacturer published specs as listed by flashlightgo.com. Price from $27.99 from flashlightgo.com, checked Nov 4, 2026; prices change often.
- Nitecore MT2C Pro: specs from manufacturer published specs as listed by batteryjunction.com. No verified price yet.
Found an error? Email liambuehlerbusiness@gmail.com and we will fix it.