Fenix LD31 RENEGADE vs RovyVon S3 Pro size comparison
The RovyVon S3 Pro is 7.4 mm (0.29 in) shorter than the Fenix LD31 RENEGADE, and 2.5 mm wider at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
The RovyVon S3 Pro is 7.4 mm (0.29 in) shorter than the Fenix LD31 RENEGADE, and 2.5 mm wider at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
Dimensions
| Fenix LD31 RENEGADE Check price ↗ | RovyVon S3 Pro Check price ↗ | |
| Length | 126.4 mm (4.98 in) | 119 mm (4.69 in)−7.4 mm |
| Head / width | 26.5 mm (1.04 in) | 29 mm (1.14 in)+2.5 mm |
| Body | 25.6 mm (1.01 in) | 29 mm (1.14 in)+3.4 mm |
| Weight | 164 g with battery | 150 g listed |
| Battery | 21700 | 18650 |
| Max output | 3,200 lm | 2,800 lm |
| Throw | 355 m | 130 m |
| Type | EDC | EDC |
| Price | $99.95 at fenixlighting.com, as of Nov 4, 2026 | from $79.95 at batteryjunction.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced Listed 26.5 mm wide x 25.6 mm high | batteryjunction.com sourced |
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LD31 RENEGADE vs S3 Pro: how they differ
Size and weight
The RovyVon S3 Pro is the shorter light: 119 mm (4.69 in) against 126.4 mm (4.98 in), a difference of 7.4 mm (6%). At its widest point the Fenix LD31 RENEGADE is 2.5 mm slimmer (26.5 vs 29 mm). Weights are published on different bases (Fenix LD31 RENEGADE: 164 g with battery; RovyVon S3 Pro: 150 g listed), so they are not directly comparable.
Brightness and throw
The Fenix LD31 RENEGADE is rated brighter: 3,200 lm maximum vs 2,800 lm for the RovyVon S3 Pro, 14% more. For beam distance the Fenix LD31 RENEGADE reaches further: 355 m vs 130 m rated throw (173% more).
Battery
The Fenix LD31 RENEGADE runs on a removable 21700 battery; the RovyVon S3 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).
Price
When we checked on Nov 4, 2026, the Fenix LD31 RENEGADE was $99.95 at fenixlighting.com and the RovyVon S3 Pro from $79.95 at batteryjunction.com, so the RovyVon S3 Pro cost $20.00 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 Fenix LD31 RENEGADE if you want a slimmer profile (2.5 mm narrower), more output (3,200 lm vs 2,800 lm) and longer throw (355 m vs 130 m). Choose the RovyVon S3 Pro if you want a shorter light (7.4 mm shorter). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix LD31 RENEGADE Check price ↗ RovyVon S3 Pro
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
LD31 RENEGADE vs S3 Pro FAQ
Which is smaller, the Fenix LD31 RENEGADE or the RovyVon S3 Pro?
The RovyVon S3 Pro is the shorter light: 119 mm (4.69 in) against 126.4 mm (4.98 in), a difference of 7.4 mm (6%). At its widest point the Fenix LD31 RENEGADE is 2.5 mm slimmer (26.5 vs 29 mm). Weights are published on different bases (Fenix LD31 RENEGADE: 164 g with battery; RovyVon S3 Pro: 150 g listed), so they are not directly comparable.
Which is brighter, the Fenix LD31 RENEGADE or the RovyVon S3 Pro?
The Fenix LD31 RENEGADE is rated brighter: 3,200 lm maximum vs 2,800 lm for the RovyVon S3 Pro, 14% more. For beam distance the Fenix LD31 RENEGADE reaches further: 355 m vs 130 m rated throw (173% more).
Which is cheaper, the Fenix LD31 RENEGADE or the RovyVon S3 Pro?
When we checked on Nov 4, 2026, the Fenix LD31 RENEGADE was $99.95 at fenixlighting.com and the RovyVon S3 Pro from $79.95 at batteryjunction.com, so the RovyVon S3 Pro cost $20.00 less. Prices change often, so check the current price before you buy.
Do the Fenix LD31 RENEGADE and RovyVon S3 Pro use the same battery?
The Fenix LD31 RENEGADE runs on a removable 21700 battery; the RovyVon S3 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 Fenix LD31 RENEGADE with similar lights
Compare RovyVon S3 Pro with similar lights
More
Sources
- 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.
- RovyVon S3 Pro: specs from manufacturer published specs as listed by batteryjunction.com. Drawing: outline from published specs. Price from $79.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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