Convoy S21E vs Fenix LD31 RENEGADE size comparison
The Fenix LD31 RENEGADE is 10 mm (0.39 in) longer than the Convoy S21E, and 0.8 mm narrower at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
The Fenix LD31 RENEGADE is 10 mm (0.39 in) longer than the Convoy S21E, and 0.8 mm narrower at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
Dimensions
| Convoy S21E Check price ↗ | Fenix LD31 RENEGADE Check price ↗ | |
| Length | 116.4 mm (4.58 in) | 126.4 mm (4.98 in)+10 mm |
| Head / width | 27.3 mm (1.07 in) | 26.5 mm (1.04 in)−0.8 mm |
| Body | 27.3 mm (1.07 in) | 25.6 mm (1.01 in)−1.7 mm |
| Weight | 88 g without battery | 164 g with battery |
| Battery | 21700 | 21700 |
| Max output | — | 3,200 lm |
| Throw | — | 355 m |
| Type | EDC | EDC |
| Price | from $27.99 at flashlightgo.com, as of Nov 4, 2026 | $99.95 at fenixlighting.com, as of Nov 4, 2026 |
| Source | flashlightgo.com sourced Output depends on LED option | fenixlighting.com sourced Listed 26.5 mm wide x 25.6 mm high |
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S21E vs LD31 RENEGADE: how they differ
Size and weight
The Convoy S21E is the shorter light: 116.4 mm (4.58 in) against 126.4 mm (4.98 in), a difference of 10 mm (8%). At its widest point the Fenix LD31 RENEGADE is 0.8 mm slimmer (26.5 vs 27.3 mm). Weights are published on different bases (Convoy S21E: 88 g without battery; Fenix LD31 RENEGADE: 164 g with battery), so they are not directly comparable.
Brightness and throw
The Fenix LD31 RENEGADE is rated at 3,200 lm; we have no published maximum for the Convoy S21E. Output for the Convoy S21E depends on the LED option chosen.
Battery
Both run on a removable 21700 battery, so spare cells work in either light.
Price
When we checked on Nov 4, 2026, the Convoy S21E was from $27.99 at flashlightgo.com and the Fenix LD31 RENEGADE $99.95 at fenixlighting.com, so the Convoy S21E cost $71.96 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 S21E if you want a shorter light (10 mm shorter). On the specs we track, the Convoy S21E is ahead or level everywhere; the Fenix LD31 RENEGADE 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 ↗ Fenix LD31 RENEGADE
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
S21E vs LD31 RENEGADE FAQ
Which is smaller, the Convoy S21E or the Fenix LD31 RENEGADE?
The Convoy S21E is the shorter light: 116.4 mm (4.58 in) against 126.4 mm (4.98 in), a difference of 10 mm (8%). At its widest point the Fenix LD31 RENEGADE is 0.8 mm slimmer (26.5 vs 27.3 mm). Weights are published on different bases (Convoy S21E: 88 g without battery; Fenix LD31 RENEGADE: 164 g with battery), so they are not directly comparable.
Which is cheaper, the Convoy S21E or the Fenix LD31 RENEGADE?
When we checked on Nov 4, 2026, the Convoy S21E was from $27.99 at flashlightgo.com and the Fenix LD31 RENEGADE $99.95 at fenixlighting.com, so the Convoy S21E cost $71.96 less. Prices change often, so check the current price before you buy.
Do the Convoy S21E and Fenix LD31 RENEGADE use the same battery?
Both run on a removable 21700 battery, so spare cells work in either light.
Compare Convoy S21E with similar lights
Compare Fenix LD31 RENEGADE with similar lights
More
Sources
- Convoy S21E: specs from manufacturer published specs as listed by flashlightgo.com. Drawing: outline from published specs. Price from $27.99 from flashlightgo.com, checked Nov 4, 2026; prices change often.
- Fenix LD31 RENEGADE: specs from Fenix product page (manufacturer). Drawing: outline from published specs. Price $99.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
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