Fenix HM61R V3.0 vs Fenix HM75R PRO size comparison
The Fenix HM75R PRO is 7.6 mm (0.30 in) shorter than the Fenix HM61R V3.0, and 10.9 mm wider at its widest point. It is 46 g heavier (with battery).
The Fenix HM75R PRO is 7.6 mm (0.30 in) shorter than the Fenix HM61R V3.0, and 10.9 mm wider at its widest point. It is 46 g heavier (with battery).
Dimensions
| Fenix HM61R V3.0 Check price ↗ | Fenix HM75R PRO Check price ↗ | |
| Length | 105.4 mm (4.15 in) | 97.8 mm (3.85 in)−7.6 mm |
| Height | 51 mm (2.01 in) | 61.9 mm (2.44 in)+10.9 mm |
| Thickness | 38 mm (1.50 in) | 50.4 mm (1.98 in)+12.4 mm |
| Weight | 167.6 g with battery and headband | 214 g with battery and headband+46 g |
| Battery | 18650 | 21700 |
| Max output | 1,800 lm | 3,500 lm |
| Throw | 195 m | 398 m |
| Type | Headlamp / right-angle | Headlamp / right-angle |
| Price | $89.95 at fenixlighting.com, as of Nov 4, 2026 | $139.95 at fenixlighting.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced Headlamp unit; front view drawn width x height | fenixlighting.com sourced Headlamp unit; front view drawn width x height |
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HM61R V3.0 vs HM75R PRO: how they differ
Size and weight
The Fenix HM75R PRO is the shorter light: 97.8 mm (3.85 in) against 105.4 mm (4.15 in), a difference of 7.6 mm (7%). At its widest point the Fenix HM61R V3.0 is 10.9 mm slimmer (51 vs 61.9 mm). The Fenix HM61R V3.0 is 46 g lighter (167.6 g vs 214 g, with battery and headband).
Brightness and throw
The Fenix HM75R PRO is rated brighter: 3,500 lm maximum vs 1,800 lm for the Fenix HM61R V3.0, 94% more. For beam distance the Fenix HM75R PRO reaches further: 398 m vs 195 m rated throw (104% more).
Battery
The Fenix HM61R V3.0 runs on a removable 18650 battery; the Fenix HM75R PRO runs on a removable 21700 battery. For scale, a 18650 cell is about 18 × 65 mm and a 21700 about 21 × 70 mm (nominal).
Price
When we checked on Nov 4, 2026, the Fenix HM61R V3.0 was $89.95 at fenixlighting.com and the Fenix HM75R PRO $139.95 at fenixlighting.com, so the Fenix HM61R V3.0 cost $50.00 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 HM61R V3.0 if you want a slimmer profile (10.9 mm narrower) and less weight (46 g lighter). Choose the Fenix HM75R PRO if you want a shorter light (7.6 mm shorter), more output (3,500 lm vs 1,800 lm) and longer throw (398 m vs 195 m). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix HM61R V3.0 Check price ↗ Fenix HM75R PRO
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
HM61R V3.0 vs HM75R PRO FAQ
Which is smaller, the Fenix HM61R V3.0 or the Fenix HM75R PRO?
The Fenix HM75R PRO is the shorter light: 97.8 mm (3.85 in) against 105.4 mm (4.15 in), a difference of 7.6 mm (7%). At its widest point the Fenix HM61R V3.0 is 10.9 mm slimmer (51 vs 61.9 mm). The Fenix HM61R V3.0 is 46 g lighter (167.6 g vs 214 g, with battery and headband).
Which is brighter, the Fenix HM61R V3.0 or the Fenix HM75R PRO?
The Fenix HM75R PRO is rated brighter: 3,500 lm maximum vs 1,800 lm for the Fenix HM61R V3.0, 94% more. For beam distance the Fenix HM75R PRO reaches further: 398 m vs 195 m rated throw (104% more).
Which is cheaper, the Fenix HM61R V3.0 or the Fenix HM75R PRO?
When we checked on Nov 4, 2026, the Fenix HM61R V3.0 was $89.95 at fenixlighting.com and the Fenix HM75R PRO $139.95 at fenixlighting.com, so the Fenix HM61R V3.0 cost $50.00 less. Prices change often, so check the current price before you buy.
Do the Fenix HM61R V3.0 and Fenix HM75R PRO use the same battery?
The Fenix HM61R V3.0 runs on a removable 18650 battery; the Fenix HM75R PRO runs on a removable 21700 battery. For scale, a 18650 cell is about 18 × 65 mm and a 21700 about 21 × 70 mm (nominal).
Compare Fenix HM61R V3.0 with similar lights
Compare Fenix HM75R PRO with similar lights
More
Sources
- Fenix HM61R V3.0: specs from Fenix product page (manufacturer). Price $89.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Fenix HM75R PRO: specs from Fenix product page (manufacturer). Price $139.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
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