Olight Arkfeld Ultra vs RovyVon S3 Pro size comparison
The RovyVon S3 Pro is 1 mm (0.04 in) shorter than the Olight Arkfeld Ultra, 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 1 mm (0.04 in) shorter than the Olight Arkfeld Ultra, 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 Arkfeld Ultra Check price ↗ | RovyVon S3 Pro Check price ↗ | |
| Length | 120 mm (4.72 in) | 119 mm (4.69 in)−1 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 | 119 g with battery | 150 g listed |
| Battery | Built-in | 18650 |
| Max output | — | 2,800 lm |
| Throw | 103 m | 130 m |
| Type | EDC | EDC |
| Price | $119.99 at olight.com, as of Nov 4, 2026 | from $79.95 at batteryjunction.com, as of Nov 4, 2026 |
| Source | olight.com sourced Max output not shown in spec block | batteryjunction.com sourced |
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Arkfeld Ultra vs S3 Pro: how they differ
Size and weight
The RovyVon S3 Pro is the shorter light: 119 mm (4.69 in) against 120 mm (4.72 in), a difference of 1 mm (1%). At its widest point the Olight Arkfeld Ultra is 2 mm slimmer (27 vs 29 mm). Weights are published on different bases (Olight Arkfeld Ultra: 119 g with battery; RovyVon S3 Pro: 150 g listed), so they are not directly comparable.
Brightness and throw
The RovyVon S3 Pro is rated at 2,800 lm; we have no published maximum for the Olight Arkfeld Ultra. For beam distance the RovyVon S3 Pro reaches further: 130 m vs 103 m rated throw (26% more).
Battery
The Olight Arkfeld Ultra 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 Arkfeld Ultra was $119.99 at olight.com and the RovyVon S3 Pro from $79.95 at batteryjunction.com, so the RovyVon S3 Pro cost $40.04 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 Arkfeld Ultra if you want a slimmer profile (2 mm narrower) and a built-in battery with no separate cell to buy. Choose the RovyVon S3 Pro if you want longer throw (130 m vs 103 m) 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 Arkfeld Ultra Check price ↗ RovyVon S3 Pro
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
Arkfeld Ultra vs S3 Pro FAQ
Which is smaller, the Olight Arkfeld Ultra or the RovyVon S3 Pro?
The RovyVon S3 Pro is the shorter light: 119 mm (4.69 in) against 120 mm (4.72 in), a difference of 1 mm (1%). At its widest point the Olight Arkfeld Ultra is 2 mm slimmer (27 vs 29 mm). Weights are published on different bases (Olight Arkfeld Ultra: 119 g with battery; RovyVon S3 Pro: 150 g listed), so they are not directly comparable.
Which is cheaper, the Olight Arkfeld Ultra or the RovyVon S3 Pro?
When we checked on Nov 4, 2026, the Olight Arkfeld Ultra was $119.99 at olight.com and the RovyVon S3 Pro from $79.95 at batteryjunction.com, so the RovyVon S3 Pro cost $40.04 less. Prices change often, so check the current price before you buy.
Do the Olight Arkfeld Ultra and RovyVon S3 Pro use the same battery?
The Olight Arkfeld Ultra 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 Arkfeld Ultra with similar lights
Compare RovyVon S3 Pro with similar lights
More
Sources
- Olight Arkfeld Ultra: specs from Olight product page (manufacturer). Price $119.99 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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