Olight ArkPro vs RovyVon S3 Pro size comparison
The RovyVon S3 Pro is 5 mm (0.20 in) shorter than the Olight ArkPro, and 2 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 5 mm (0.20 in) shorter than the Olight ArkPro, and 2 mm wider at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
Dimensions
| Olight ArkPro Check price ↗ | RovyVon S3 Pro Check price ↗ | |
| Length | 124 mm (4.88 in) | 119 mm (4.69 in)−5 mm |
| Head / width | 27 mm (1.06 in) | 29 mm (1.14 in)+2 mm |
| Body | — | 29 mm (1.14 in) |
| Thickness | 16 mm (0.63 in) | — |
| Weight | 115 g with battery | 150 g listed |
| Battery | Built-in | 18650 |
| Max output | 1,500 lm | 2,800 lm |
| Throw | 205 m | 130 m |
| Type | EDC | EDC |
| Price | $109.99 at olight.com, as of Nov 4, 2026 | from $79.95 at batteryjunction.com, as of Nov 4, 2026 |
| Source | olight.com sourced | batteryjunction.com sourced |
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ArkPro vs S3 Pro: how they differ
Size and weight
The RovyVon S3 Pro is the shorter light: 119 mm (4.69 in) against 124 mm (4.88 in), a difference of 5 mm (4%). At its widest point the Olight ArkPro is 2 mm slimmer (27 vs 29 mm). Weights are published on different bases (Olight ArkPro: 115 g with battery; RovyVon S3 Pro: 150 g listed), so they are not directly comparable.
Brightness and throw
The RovyVon S3 Pro is rated brighter: 2,800 lm maximum vs 1,500 lm for the Olight ArkPro, 87% more. For beam distance the Olight ArkPro reaches further: 205 m vs 130 m rated throw (58% more).
Battery
The Olight ArkPro runs on a built-in rechargeable battery; the RovyVon S3 Pro runs on a removable 18650 battery. Only the RovyVon S3 Pro lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Olight ArkPro was $109.99 at olight.com and the RovyVon S3 Pro from $79.95 at batteryjunction.com, so the RovyVon S3 Pro cost $30.04 less. Prices change often, so check the current price before you buy.
Type
Both are EDC lights in our catalog.
Which should you buy?
Choose the Olight ArkPro if you want a slimmer profile (2 mm narrower), longer throw (205 m vs 130 m) and a built-in battery with no separate cell to buy. Choose the RovyVon S3 Pro if you want a shorter light (5 mm shorter), more output (2,800 lm vs 1,500 lm) and a removable cell you can swap. We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Olight ArkPro Check price ↗ RovyVon S3 Pro
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
ArkPro vs S3 Pro FAQ
Which is smaller, the Olight ArkPro or the RovyVon S3 Pro?
The RovyVon S3 Pro is the shorter light: 119 mm (4.69 in) against 124 mm (4.88 in), a difference of 5 mm (4%). At its widest point the Olight ArkPro is 2 mm slimmer (27 vs 29 mm). Weights are published on different bases (Olight ArkPro: 115 g with battery; RovyVon S3 Pro: 150 g listed), so they are not directly comparable.
Which is brighter, the Olight ArkPro or the RovyVon S3 Pro?
The RovyVon S3 Pro is rated brighter: 2,800 lm maximum vs 1,500 lm for the Olight ArkPro, 87% more. For beam distance the Olight ArkPro reaches further: 205 m vs 130 m rated throw (58% more).
Which is cheaper, the Olight ArkPro or the RovyVon S3 Pro?
When we checked on Nov 4, 2026, the Olight ArkPro was $109.99 at olight.com and the RovyVon S3 Pro from $79.95 at batteryjunction.com, so the RovyVon S3 Pro cost $30.04 less. Prices change often, so check the current price before you buy.
Do the Olight ArkPro and RovyVon S3 Pro use the same battery?
The Olight ArkPro runs on a built-in rechargeable battery; the RovyVon S3 Pro runs on a removable 18650 battery. Only the RovyVon S3 Pro lets you swap in a charged spare.
Compare Olight ArkPro with similar lights
Compare RovyVon S3 Pro with similar lights
More
Sources
- Olight ArkPro: specs from Olight product page (manufacturer). Price $109.99 from olight.com, checked Nov 4, 2026; prices change often.
- 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.
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