RovyVon S3 Pro vs SureFire G2X Pro size comparison
The SureFire G2X Pro is 13.1 mm (0.51 in) longer than the RovyVon S3 Pro, and 2.8 mm wider at its widest point. Weights are published on different bases (with batteries vs listed), so compare them with care.
The SureFire G2X Pro is 13.1 mm (0.51 in) longer than the RovyVon S3 Pro, and 2.8 mm wider at its widest point. Weights are published on different bases (with batteries vs listed), so compare them with care.
Dimensions
| RovyVon S3 Pro Check price ↗ | SureFire G2X Pro Check price ↗ | |
| Length | 119 mm (4.69 in) | 132.1 mm (5.20 in)+13.1 mm |
| Head / width | 29 mm (1.14 in) | 31.8 mm (1.25 in)+2.8 mm |
| Body | 29 mm (1.14 in) | 25.4 mm (1.00 in)−3.6 mm |
| Weight | 150 g listed | 124.7 g with batteries |
| Battery | 18650 | 2x CR123A |
| Max output | 2,800 lm | 600 lm |
| Throw | 130 m | — |
| Type | EDC | EDC |
| Price | from $79.95 at batteryjunction.com, as of Nov 4, 2026 | $99.00 at batteryjunction.com, as of Nov 4, 2026 |
| Source | batteryjunction.com sourced | batteryjunction.com sourced |
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S3 Pro vs G2X Pro: how they differ
Size and weight
The RovyVon S3 Pro is the shorter light: 119 mm (4.69 in) against 132.1 mm (5.20 in), a difference of 13.1 mm (10%). At its widest point the RovyVon S3 Pro is 2.8 mm slimmer (29 vs 31.8 mm). Weights are published on different bases (RovyVon S3 Pro: 150 g listed; SureFire G2X Pro: 124.7 g with batteries), so they are not directly comparable.
Brightness and throw
The RovyVon S3 Pro is rated brighter: 2,800 lm maximum vs 600 lm for the SureFire G2X Pro, 367% more.
Battery
The RovyVon S3 Pro runs on a removable 18650 battery; the SureFire G2X Pro runs on removable 2x CR123A batteries. For scale, a 18650 cell is about 18 × 65 mm and a CR123A about 17 × 34.5 mm (nominal).
Price
When we checked on Nov 4, 2026, the RovyVon S3 Pro was from $79.95 at batteryjunction.com and the SureFire G2X Pro $99.00 at batteryjunction.com, so the RovyVon S3 Pro cost $19.05 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 RovyVon S3 Pro if you want a shorter light (13.1 mm shorter), a slimmer profile (2.8 mm narrower) and more output (2,800 lm vs 600 lm). On the specs we track, the RovyVon S3 Pro is ahead or level everywhere; the SureFire G2X Pro 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 ↗ RovyVon S3 Pro Check price ↗ SureFire G2X Pro
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
S3 Pro vs G2X Pro FAQ
Which is smaller, the RovyVon S3 Pro or the SureFire G2X Pro?
The RovyVon S3 Pro is the shorter light: 119 mm (4.69 in) against 132.1 mm (5.20 in), a difference of 13.1 mm (10%). At its widest point the RovyVon S3 Pro is 2.8 mm slimmer (29 vs 31.8 mm). Weights are published on different bases (RovyVon S3 Pro: 150 g listed; SureFire G2X Pro: 124.7 g with batteries), so they are not directly comparable.
Which is brighter, the RovyVon S3 Pro or the SureFire G2X Pro?
The RovyVon S3 Pro is rated brighter: 2,800 lm maximum vs 600 lm for the SureFire G2X Pro, 367% more.
Which is cheaper, the RovyVon S3 Pro or the SureFire G2X Pro?
When we checked on Nov 4, 2026, the RovyVon S3 Pro was from $79.95 at batteryjunction.com and the SureFire G2X Pro $99.00 at batteryjunction.com, so the RovyVon S3 Pro cost $19.05 less. Prices change often, so check the current price before you buy.
Do the RovyVon S3 Pro and SureFire G2X Pro use the same battery?
The RovyVon S3 Pro runs on a removable 18650 battery; the SureFire G2X Pro runs on removable 2x CR123A batteries. For scale, a 18650 cell is about 18 × 65 mm and a CR123A about 17 × 34.5 mm (nominal).
Compare RovyVon S3 Pro with similar lights
Compare SureFire G2X Pro with similar lights
More
Sources
- RovyVon S3 Pro: specs from manufacturer published specs as listed by batteryjunction.com. Price from $79.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
- SureFire G2X Pro: specs from manufacturer published specs as listed by batteryjunction.com. Price $99.00 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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