Fenix HM70R vs Fenix HM71R size comparison
The Fenix HM71R is 11.5 mm (0.45 in) longer than the Fenix HM70R, and 1 mm narrower at its widest point. It is 2 g heavier (with battery).
The Fenix HM71R is 11.5 mm (0.45 in) longer than the Fenix HM70R, and 1 mm narrower at its widest point. It is 2 g heavier (with battery).
Dimensions
| Fenix HM70R Check price ↗ | Fenix HM71R Check price ↗ | |
| Length | 94.5 mm (3.72 in) | 106 mm (4.17 in)+11.5 mm |
| Height | 46 mm (1.81 in) | 45 mm (1.77 in)−1 mm |
| Thickness | 51 mm (2.01 in) | 46 mm (1.81 in)−5 mm |
| Weight | 206 g with battery and headband | 207.5 g with battery and headband+2 g |
| Battery | 21700 | 21700 |
| Max output | 1,600 lm | 2,700 lm |
| Throw | 186 m | 230 m |
| Type | Headlamp / right-angle | Headlamp / right-angle |
| Price | $99.95 at fenixlighting.com, as of Nov 4, 2026 | $119.95 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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HM70R vs HM71R: how they differ
Size and weight
The Fenix HM70R is the shorter light: 94.5 mm (3.72 in) against 106 mm (4.17 in), a difference of 11.5 mm (11%). At its widest point the Fenix HM71R is 1 mm slimmer (45 vs 46 mm). The Fenix HM70R is 2 g lighter (206 g vs 207.5 g, with battery and headband).
Brightness and throw
The Fenix HM71R is rated brighter: 2,700 lm maximum vs 1,600 lm for the Fenix HM70R, 69% more. For beam distance the Fenix HM71R reaches further: 230 m vs 186 m rated throw (24% more).
Battery
Both run on a removable 21700 battery, so spare cells work in either light.
Price
When we checked on Nov 4, 2026, the Fenix HM70R was $99.95 at fenixlighting.com and the Fenix HM71R $119.95 at fenixlighting.com, so the Fenix HM70R cost $20.00 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 HM70R if you want a shorter light (11.5 mm shorter). Choose the Fenix HM71R if you want more output (2,700 lm vs 1,600 lm) and longer throw (230 m vs 186 m). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix HM70R Check price ↗ Fenix HM71R
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HM70R vs HM71R FAQ
Which is smaller, the Fenix HM70R or the Fenix HM71R?
The Fenix HM70R is the shorter light: 94.5 mm (3.72 in) against 106 mm (4.17 in), a difference of 11.5 mm (11%). At its widest point the Fenix HM71R is 1 mm slimmer (45 vs 46 mm). The Fenix HM70R is 2 g lighter (206 g vs 207.5 g, with battery and headband).
Which is brighter, the Fenix HM70R or the Fenix HM71R?
The Fenix HM71R is rated brighter: 2,700 lm maximum vs 1,600 lm for the Fenix HM70R, 69% more. For beam distance the Fenix HM71R reaches further: 230 m vs 186 m rated throw (24% more).
Which is cheaper, the Fenix HM70R or the Fenix HM71R?
When we checked on Nov 4, 2026, the Fenix HM70R was $99.95 at fenixlighting.com and the Fenix HM71R $119.95 at fenixlighting.com, so the Fenix HM70R cost $20.00 less. Prices change often, so check the current price before you buy.
Do the Fenix HM70R and Fenix HM71R use the same battery?
Both run on a removable 21700 battery, so spare cells work in either light.
Compare Fenix HM70R with similar lights
Compare Fenix HM71R with similar lights
More
Sources
- Fenix HM70R: specs from Fenix product page (manufacturer). Drawing: outline from published specs. Price $99.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Fenix HM71R: specs from Fenix product page (manufacturer). Drawing: outline from published specs. Price $119.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
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