Convoy S21E vs ThruNite T1 Pro size comparison
The ThruNite T1 Pro is 13.4 mm (0.53 in) shorter 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 ThruNite T1 Pro is 13.4 mm (0.53 in) shorter 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 ↗ | ThruNite T1 Pro Check price ↗ | |
| Length | 116.4 mm (4.58 in) | 103 mm (4.06 in)−13.4 mm |
| Head / width | 27.3 mm (1.07 in) | 27 mm (1.06 in)−0.3 mm |
| Body | 27.3 mm (1.07 in) | 23 mm (0.91 in)−4.3 mm |
| Weight | 88 g without battery | 54 g listed |
| Battery | 21700 | 18650 |
| Max output | — | 1,920 lm |
| Throw | — | 196 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 |
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S21E vs T1 Pro: how they differ
Size and weight
The ThruNite T1 Pro is the shorter light: 103 mm (4.06 in) against 116.4 mm (4.58 in), a difference of 13.4 mm (12%). 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; ThruNite T1 Pro: 54 g listed), so they are not directly comparable.
Brightness and throw
The ThruNite T1 Pro is rated at 1,920 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 ThruNite T1 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?
Choose the ThruNite T1 Pro if you want a shorter light (13.4 mm shorter). On the specs we track, the ThruNite T1 Pro is ahead or level everywhere; the Convoy S21E makes sense mainly if its price, interface or a feature we don't track suits you better. We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Convoy S21E Check price ↗ ThruNite T1 Pro
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
S21E vs T1 Pro FAQ
Which is smaller, the Convoy S21E or the ThruNite T1 Pro?
The ThruNite T1 Pro is the shorter light: 103 mm (4.06 in) against 116.4 mm (4.58 in), a difference of 13.4 mm (12%). 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; ThruNite T1 Pro: 54 g listed), so they are not directly comparable.
Do the Convoy S21E and ThruNite T1 Pro use the same battery?
The Convoy S21E runs on a removable 21700 battery; the ThruNite T1 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 ThruNite T1 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.
- ThruNite T1 Pro: specs from manufacturer published specs as listed by batteryjunction.com. No verified price yet.
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