Olight ArkPro Lite vs Sofirn SC31 Pro size comparison
The Sofirn SC31 Pro is 6.5 mm (0.26 in) longer than the Olight ArkPro Lite, and 1.6 mm narrower at its widest point. Weights are published on different bases (without battery vs with battery), so compare them with care.
The Sofirn SC31 Pro is 6.5 mm (0.26 in) longer than the Olight ArkPro Lite, and 1.6 mm narrower at its widest point. Weights are published on different bases (without battery vs with battery), so compare them with care.
Dimensions
| Olight ArkPro Lite Check price ↗ | Sofirn SC31 Pro Check price ↗ | |
| Length | 111 mm (4.37 in) | 117.5 mm (4.63 in)+6.5 mm |
| Head / width | 27 mm (1.06 in) | 25.4 mm (1.00 in)−1.6 mm |
| Thickness | 16 mm (0.63 in) | — |
| Weight | 105 g with battery | 59 g without battery |
| Battery | Built-in | 18650 |
| Max output | 1,200 lm | 2,000 lm |
| Throw | 94 m | — |
| Type | EDC | EDC |
| Price | not verified yet | not verified yet |
| Source | olight.com sourced Dims from ArkPro series comparison table; output/throw from Battery Junction | sofirnlight.com sourced Only head diameter listed |
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ArkPro Lite vs SC31 Pro: how they differ
Size and weight
The Olight ArkPro Lite is the shorter light: 111 mm (4.37 in) against 117.5 mm (4.63 in), a difference of 6.5 mm (6%). At its widest point the Sofirn SC31 Pro is 1.6 mm slimmer (25.4 vs 27 mm). Weights are published on different bases (Olight ArkPro Lite: 105 g with battery; Sofirn SC31 Pro: 59 g without battery), so they are not directly comparable.
Brightness and throw
The Sofirn SC31 Pro is rated brighter: 2,000 lm maximum vs 1,200 lm for the Olight ArkPro Lite, 67% more.
Battery
The Olight ArkPro Lite runs on a built-in rechargeable battery; the Sofirn SC31 Pro runs on a removable 18650 battery. Only the Sofirn SC31 Pro lets you swap in a charged spare.
Type
Both are EDC lights in our catalog.
Which should you buy?
Choose the Olight ArkPro Lite if you want a shorter light (6.5 mm shorter) and a built-in battery with no separate cell to buy. Choose the Sofirn SC31 Pro if you want a slimmer profile (1.6 mm narrower), more output (2,000 lm vs 1,200 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 Lite Check price ↗ Sofirn SC31 Pro
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
ArkPro Lite vs SC31 Pro FAQ
Which is smaller, the Olight ArkPro Lite or the Sofirn SC31 Pro?
The Olight ArkPro Lite is the shorter light: 111 mm (4.37 in) against 117.5 mm (4.63 in), a difference of 6.5 mm (6%). At its widest point the Sofirn SC31 Pro is 1.6 mm slimmer (25.4 vs 27 mm). Weights are published on different bases (Olight ArkPro Lite: 105 g with battery; Sofirn SC31 Pro: 59 g without battery), so they are not directly comparable.
Which is brighter, the Olight ArkPro Lite or the Sofirn SC31 Pro?
The Sofirn SC31 Pro is rated brighter: 2,000 lm maximum vs 1,200 lm for the Olight ArkPro Lite, 67% more.
Do the Olight ArkPro Lite and Sofirn SC31 Pro use the same battery?
The Olight ArkPro Lite runs on a built-in rechargeable battery; the Sofirn SC31 Pro runs on a removable 18650 battery. Only the Sofirn SC31 Pro lets you swap in a charged spare.
Compare Olight ArkPro Lite with similar lights
Compare Sofirn SC31 Pro with similar lights
More
Sources
- Olight ArkPro Lite: specs from Olight product page (manufacturer). No verified price yet.
- Sofirn SC31 Pro: specs from manufacturer published specs as listed by sofirnlight.com. No verified price yet.
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