Fenix HM23 V2.0 vs Olight Perun 3 Mini size comparison
The Olight Perun 3 Mini is 9.6 mm (0.38 in) shorter than the Fenix HM23 V2.0, and 8 mm narrower at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
The Olight Perun 3 Mini is 9.6 mm (0.38 in) shorter than the Fenix HM23 V2.0, and 8 mm narrower at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
Dimensions
| Fenix HM23 V2.0 Check price ↗ | Olight Perun 3 Mini Check price ↗ | |
| Length | 73.6 mm (2.90 in) | 64 mm (2.52 in)−9.6 mm |
| Head / width | 30 mm (1.18 in) | 22 mm (0.87 in)−8 mm |
| Body | — | 22 mm (0.87 in) |
| Thickness | 36 mm (1.42 in) | — |
| Weight | 86.3 g with battery | 54 g listed |
| Battery | 14500 / AA | Built-in |
| Max output | 300 lm | 1,250 lm |
| Throw | 88 m | 155 m |
| Type | Headlamp / right-angle | Headlamp / right-angle |
| Price | $36.95 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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HM23 V2.0 vs Perun 3 Mini: how they differ
Size and weight
The Olight Perun 3 Mini is the shorter light: 64 mm (2.52 in) against 73.6 mm (2.90 in), a difference of 9.6 mm (13%). At its widest point the Olight Perun 3 Mini is 8 mm slimmer (22 vs 30 mm). Weights are published on different bases (Fenix HM23 V2.0: 86.3 g with battery; 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 300 lm for the Fenix HM23 V2.0, 317% more. For beam distance the Olight Perun 3 Mini reaches further: 155 m vs 88 m rated throw (76% more).
Battery
The Fenix HM23 V2.0 runs on removable 14500 / AA batteries; the Olight Perun 3 Mini runs on a built-in rechargeable battery. Only the Fenix HM23 V2.0 lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Fenix HM23 V2.0 was $36.95 at fenixlighting.com and the Olight Perun 3 Mini $64.99 at olight.com, so the Fenix HM23 V2.0 cost $28.04 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 HM23 V2.0 if you want a removable cell you can swap. Choose the Olight Perun 3 Mini if you want a shorter light (9.6 mm shorter), a slimmer profile (8 mm narrower), more output (1,250 lm vs 300 lm), longer throw (155 m vs 88 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 HM23 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
HM23 V2.0 vs Perun 3 Mini FAQ
Which is smaller, the Fenix HM23 V2.0 or the Olight Perun 3 Mini?
The Olight Perun 3 Mini is the shorter light: 64 mm (2.52 in) against 73.6 mm (2.90 in), a difference of 9.6 mm (13%). At its widest point the Olight Perun 3 Mini is 8 mm slimmer (22 vs 30 mm). Weights are published on different bases (Fenix HM23 V2.0: 86.3 g with battery; Olight Perun 3 Mini: 54 g listed), so they are not directly comparable.
Which is brighter, the Fenix HM23 V2.0 or the Olight Perun 3 Mini?
The Olight Perun 3 Mini is rated brighter: 1,250 lm maximum vs 300 lm for the Fenix HM23 V2.0, 317% more. For beam distance the Olight Perun 3 Mini reaches further: 155 m vs 88 m rated throw (76% more).
Which is cheaper, the Fenix HM23 V2.0 or the Olight Perun 3 Mini?
When we checked on Nov 4, 2026, the Fenix HM23 V2.0 was $36.95 at fenixlighting.com and the Olight Perun 3 Mini $64.99 at olight.com, so the Fenix HM23 V2.0 cost $28.04 less. Prices change often, so check the current price before you buy.
Do the Fenix HM23 V2.0 and Olight Perun 3 Mini use the same battery?
The Fenix HM23 V2.0 runs on removable 14500 / AA batteries; the Olight Perun 3 Mini runs on a built-in rechargeable battery. Only the Fenix HM23 V2.0 lets you swap in a charged spare.
Compare Fenix HM23 V2.0 with similar lights
Compare Olight Perun 3 Mini with similar lights
More
Sources
- Fenix HM23 V2.0: specs from Fenix product page (manufacturer). Price $36.95 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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