Fenix HM50R V2.0 vs Olight Perun 3 Mini size comparison
The Olight Perun 3 Mini is about the same length as the Fenix HM50R V2.0, and 10 mm narrower at its widest point. Weights are published on different bases (listed vs with battery and headband), so compare them with care.
The Olight Perun 3 Mini is about the same length as the Fenix HM50R V2.0, and 10 mm narrower at its widest point. Weights are published on different bases (listed vs with battery and headband), so compare them with care.
Dimensions
| Fenix HM50R V2.0 Check price ↗ | Olight Perun 3 Mini Check price ↗ | |
| Length | 64 mm (2.52 in) | 64 mm (2.52 in)same |
| Head / width | 32 mm (1.26 in) | 22 mm (0.87 in)−10 mm |
| Body | — | 22 mm (0.87 in) |
| Thickness | 36 mm (1.42 in) | — |
| Weight | 78 g with battery and headband | 54 g listed |
| Battery | 16340 | Built-in |
| Max output | 700 lm | 1,250 lm |
| Throw | 115 m | 155 m |
| Type | Headlamp / right-angle | Headlamp / right-angle |
| Price | $59.95 at fenixlighting.com, as of Nov 4, 2026 | $64.99 at olight.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced Headlamp unit; front view drawn width x height | batteryjunction.com sourced |
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HM50R V2.0 vs Perun 3 Mini: how they differ
Size and weight
The Fenix HM50R V2.0 and Olight Perun 3 Mini are the same length to within half a millimetre (64 mm (2.52 in)). At its widest point the Olight Perun 3 Mini is 10 mm slimmer (22 vs 32 mm). Weights are published on different bases (Fenix HM50R V2.0: 78 g with battery and headband; Olight Perun 3 Mini: 54 g listed), so they are not directly comparable.
Brightness and throw
The Olight Perun 3 Mini is rated brighter: 1,250 lm maximum vs 700 lm for the Fenix HM50R V2.0, 79% more. For beam distance the Olight Perun 3 Mini reaches further: 155 m vs 115 m rated throw (35% more).
Battery
The Fenix HM50R V2.0 runs on a removable 16340 battery; the Olight Perun 3 Mini runs on a built-in rechargeable battery. Only the Fenix HM50R V2.0 lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Fenix HM50R V2.0 was $59.95 at fenixlighting.com and the Olight Perun 3 Mini $64.99 at olight.com, so the Fenix HM50R V2.0 cost $5.04 less. Prices change often, so check the current price before you buy.
Type
Both are headlamps / right-angle lights in our catalog.
Which should you buy?
Choose the Fenix HM50R V2.0 if you want a removable cell you can swap. Choose the Olight Perun 3 Mini if you want a slimmer profile (10 mm narrower), more output (1,250 lm vs 700 lm), longer throw (155 m vs 115 m) and a built-in battery with no separate cell to buy. We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix HM50R V2.0 Check price ↗ Olight Perun 3 Mini
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
HM50R V2.0 vs Perun 3 Mini FAQ
Which is smaller, the Fenix HM50R V2.0 or the Olight Perun 3 Mini?
The Fenix HM50R V2.0 and Olight Perun 3 Mini are the same length to within half a millimetre (64 mm (2.52 in)). At its widest point the Olight Perun 3 Mini is 10 mm slimmer (22 vs 32 mm). Weights are published on different bases (Fenix HM50R V2.0: 78 g with battery and headband; Olight Perun 3 Mini: 54 g listed), so they are not directly comparable.
Which is brighter, the Fenix HM50R V2.0 or the Olight Perun 3 Mini?
The Olight Perun 3 Mini is rated brighter: 1,250 lm maximum vs 700 lm for the Fenix HM50R V2.0, 79% more. For beam distance the Olight Perun 3 Mini reaches further: 155 m vs 115 m rated throw (35% more).
Which is cheaper, the Fenix HM50R V2.0 or the Olight Perun 3 Mini?
When we checked on Nov 4, 2026, the Fenix HM50R V2.0 was $59.95 at fenixlighting.com and the Olight Perun 3 Mini $64.99 at olight.com, so the Fenix HM50R V2.0 cost $5.04 less. Prices change often, so check the current price before you buy.
Do the Fenix HM50R V2.0 and Olight Perun 3 Mini use the same battery?
The Fenix HM50R V2.0 runs on a removable 16340 battery; the Olight Perun 3 Mini runs on a built-in rechargeable battery. Only the Fenix HM50R V2.0 lets you swap in a charged spare.
Compare Fenix HM50R V2.0 with similar lights
Compare Olight Perun 3 Mini with similar lights
More
Sources
- Fenix HM50R V2.0: specs from Fenix product page (manufacturer). Price $59.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Olight Perun 3 Mini: specs from Olight product page (manufacturer); manufacturer published specs as listed by batteryjunction.com. Price $64.99 from olight.com, checked Nov 4, 2026; prices change often.
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