Fenix HM75R PRO vs Fenix HP35R size comparison
The Fenix HP35R is 3.7 mm (0.15 in) shorter than the Fenix HM75R PRO, and 4.5 mm narrower at its widest point.
The Fenix HP35R is 3.7 mm (0.15 in) shorter than the Fenix HM75R PRO, and 4.5 mm narrower at its widest point.
Dimensions
| Fenix HM75R PRO Check price ↗ | Fenix HP35R Check price ↗ | |
| Length | 97.8 mm (3.85 in) | 94.1 mm (3.70 in)−3.7 mm |
| Height | 61.9 mm (2.44 in) | 57.4 mm (2.26 in)−4.5 mm |
| Thickness | 50.4 mm (1.98 in) | 48.7 mm (1.92 in)−1.7 mm |
| Weight | 214 g with battery and headband | — |
| Battery | 21700 | Built-in |
| Max output | 3,500 lm | 4,000 lm |
| Throw | 398 m | 450 m |
| Type | Headlamp / right-angle | Headlamp / right-angle |
| Price | $139.95 at fenixlighting.com, as of Nov 4, 2026 | $229.95 at fenixlighting.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced Headlamp unit; front view drawn width x height | fenixlighting.com sourced Standard lamp unit (94.1 x 48.7 x 57.4 mm); SAR version 99.4 x 53.4 x 54.7 mm; separate 10000 mAh battery case |
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HM75R PRO vs HP35R: how they differ
Size and weight
The Fenix HP35R is the shorter light: 94.1 mm (3.70 in) against 97.8 mm (3.85 in), a difference of 3.7 mm (4%). At its widest point the Fenix HP35R is 4.5 mm slimmer (57.4 vs 61.9 mm).
Brightness and throw
The Fenix HP35R is rated brighter: 4,000 lm maximum vs 3,500 lm for the Fenix HM75R PRO, 14% more. For beam distance the Fenix HP35R reaches further: 450 m vs 398 m rated throw (13% more).
Battery
The Fenix HM75R PRO runs on a removable 21700 battery; the Fenix HP35R runs on a built-in rechargeable battery. Only the Fenix HM75R PRO lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Fenix HM75R PRO was $139.95 at fenixlighting.com and the Fenix HP35R $229.95 at fenixlighting.com, so the Fenix HM75R PRO cost $90.00 less. Prices change often, so check the current price before you buy.
Type
Both are headlamps / right-angle lights in our catalog with a headlamp body.
Which should you buy?
Choose the Fenix HM75R PRO if you want a removable cell you can swap. Choose the Fenix HP35R if you want a shorter light (3.7 mm shorter), a slimmer profile (4.5 mm narrower), more output (4,000 lm vs 3,500 lm), longer throw (450 m vs 398 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 HM75R PRO Check price ↗ Fenix HP35R
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
HM75R PRO vs HP35R FAQ
Which is smaller, the Fenix HM75R PRO or the Fenix HP35R?
The Fenix HP35R is the shorter light: 94.1 mm (3.70 in) against 97.8 mm (3.85 in), a difference of 3.7 mm (4%). At its widest point the Fenix HP35R is 4.5 mm slimmer (57.4 vs 61.9 mm).
Which is brighter, the Fenix HM75R PRO or the Fenix HP35R?
The Fenix HP35R is rated brighter: 4,000 lm maximum vs 3,500 lm for the Fenix HM75R PRO, 14% more. For beam distance the Fenix HP35R reaches further: 450 m vs 398 m rated throw (13% more).
Which is cheaper, the Fenix HM75R PRO or the Fenix HP35R?
When we checked on Nov 4, 2026, the Fenix HM75R PRO was $139.95 at fenixlighting.com and the Fenix HP35R $229.95 at fenixlighting.com, so the Fenix HM75R PRO cost $90.00 less. Prices change often, so check the current price before you buy.
Do the Fenix HM75R PRO and Fenix HP35R use the same battery?
The Fenix HM75R PRO runs on a removable 21700 battery; the Fenix HP35R runs on a built-in rechargeable battery. Only the Fenix HM75R PRO lets you swap in a charged spare.
Compare Fenix HM75R PRO with similar lights
Compare Fenix HP35R with similar lights
More
Sources
- Fenix HM75R PRO: specs from Fenix product page (manufacturer). Price $139.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Fenix HP35R: specs from Fenix product page (manufacturer). Price $229.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
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