Convoy S2+ vs Convoy S21E size comparison
The Convoy S21E is 1.6 mm (0.06 in) shorter than the Convoy S2+, and 3.2 mm wider at its widest point. It is 12 g heavier (without battery).
The Convoy S21E is 1.6 mm (0.06 in) shorter than the Convoy S2+, and 3.2 mm wider at its widest point. It is 12 g heavier (without battery).
Dimensions
| Convoy S2+ Check price ↗ | Convoy S21E Check price ↗ | |
| Length | 118 mm (4.65 in) | 116.4 mm (4.58 in)−1.6 mm |
| Head / width | 24.1 mm (0.95 in) | 27.3 mm (1.07 in)+3.2 mm |
| Body | 24.1 mm (0.95 in) | 27.3 mm (1.07 in)+3.2 mm |
| Weight | 76 g without battery | 88 g without battery+12 g |
| Battery | 18650 | 21700 |
| Max output | — | — |
| Throw | — | — |
| Type | EDC | EDC |
| Price | from $11.46 at convoylight.com, as of Nov 4, 2026 | from $27.99 at flashlightgo.com, as of Nov 4, 2026 |
| Source | convoylight.com sourced Output depends on LED option | flashlightgo.com sourced Output depends on LED option |
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S2+ vs S21E: 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 its widest point the Convoy S2+ is 3.2 mm slimmer (24.1 vs 27.3 mm). The Convoy S2+ is 12 g lighter (76 g vs 88 g, without battery).
Brightness and throw
Output for the Convoy S2+ and Convoy S21E depends on the LED option chosen.
Battery
The Convoy S2+ runs on a removable 18650 battery; the Convoy S21E runs on a removable 21700 battery. For scale, a 18650 cell is about 18 × 65 mm and a 21700 about 21 × 70 mm (nominal).
Price
When we checked on Nov 4, 2026, the Convoy S2+ was from $11.46 at convoylight.com and the Convoy S21E from $27.99 at flashlightgo.com, so the Convoy S2+ cost $16.53 less. Prices change often, so check the current price before you buy.
Type
Both are EDC lights in our catalog with a tube body.
Which should you buy?
Choose the Convoy S2+ if you want a slimmer profile (3.2 mm narrower) and less weight (12 g lighter). On the specs we track, the Convoy S2+ 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 S2+ Check price ↗ Convoy S21E
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S2+ vs S21E FAQ
Which is smaller, the Convoy S2+ or the Convoy S21E?
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 its widest point the Convoy S2+ is 3.2 mm slimmer (24.1 vs 27.3 mm). The Convoy S2+ is 12 g lighter (76 g vs 88 g, without battery).
Which is cheaper, the Convoy S2+ or the Convoy S21E?
When we checked on Nov 4, 2026, the Convoy S2+ was from $11.46 at convoylight.com and the Convoy S21E from $27.99 at flashlightgo.com, so the Convoy S2+ cost $16.53 less. Prices change often, so check the current price before you buy.
Do the Convoy S2+ and Convoy S21E use the same battery?
The Convoy S2+ runs on a removable 18650 battery; the Convoy S21E runs on a removable 21700 battery. For scale, a 18650 cell is about 18 × 65 mm and a 21700 about 21 × 70 mm (nominal).
Compare Convoy S2+ with similar lights
Compare Convoy S21E with similar lights
More
Sources
- Convoy S2+: specs from manufacturer published specs as listed by convoylight.com. Price from $11.46 from convoylight.com, checked Nov 4, 2026; prices change often.
- 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.
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