Here is how these two headlamps compare on the numbers. The Perun 2 takes a modest overall edge, led by brightness, but the HM70R has its own case.
| Olight Perun 2 | Fenix HM70R | |
|---|---|---|
| GearScore | 62✓ | 55 |
| Max lumens | 2500 lm✓ | 1600 lm |
| Weight | 5.7 oz✓ | 7.3 oz |
| Beam distance | 166 m | 186 m✓ |
| Max runtime | 300 h | 100 h |
| Price | $81✓ | $100 |
| Battery | Rechargeable | Rechargeable |
| Water rating | IPX8 | IP68 |
Highlighted cells mark the better spec: Perun 2 in blue, HM70R in amber. A blank spec is never counted as a win. Runtime is shown for context and is not scored, since makers publish it at different brightness levels. GearScore is the overall rating (0 to 100); re-weight it on the full headlamp comparison. Prices are current MSRP.
The Olight Perun 2 against the Fenix HM70R is a study in priorities. The Perun 2 wins on brightness and low weight, and the HM70R pushes back on longer throw.
The Perun 2 is brighter (2500 vs 1600 lm), 45 g lighter, and $19 cheaper. The HM70R is a longer beam (186 vs 166 m). On the default GearScore the Perun 2 leads 62 to 55.
Pick the Perun 2 if you care most about brightness and low weight, which makes it the better call for your priorities. Pick the HM70R if longer throw matter more to you, or you are focused on your priorities.
The Olight Perun 2. It is brighter (2500 vs 1600 lm) than the HM70R.
The Olight Perun 2. It is 45 g lighter than the HM70R.
The Olight Perun 2, 62 to 55 on the default algorithm. You can re-weight the factors to match your trip.
It depends on your priorities. Go with the Perun 2 for brightness, or the HM70R for longer throw. The spec table above shows exactly where each wins.