Olight Perun 3 size & dimensions
Olight Perun 3 shown at true scale next to a 21700 cell. Add another light to compare.
Specs
| Olight Perun 3 Check price ↗ | |
| Length | 117 mm (4.61 in) |
| Head / width | 28 mm (1.10 in) |
| Body | 28 mm (1.10 in) |
| Weight | 150 g listed |
| Battery | 21700 |
| Max output | 3,000 lm |
| Throw | 160 m |
| Type | Headlamp / right-angle |
| Price | $89.99 at olight.com, as of Nov 4, 2026 |
| Source | batteryjunction.com sourced |
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Size in everyday terms
The Olight Perun 3 is 117 mm (4.61 in) long and 28 mm (1.10 in) across at its widest point. That is about 1.4 times the length of a credit card (85.6 mm), or about 2.3 AA batteries end to end (50.5 mm each). Its widest point is 3.7 mm wider than a US quarter (24.26 mm). Next to a phone the size of an iPhone 15 (147.6 mm tall) it is 79% as long.
How it ranks
Among the 44 headlamps / right-angle lights in our catalog, the Olight Perun 3 is the 42nd shortest, 6th brightest of 42 with a published output and 22nd for throw of 39 with a published beam distance.
Battery, output and weight
The Olight Perun 3 runs on a removable 21700 battery. The manufacturer rates its maximum output at 3,000 lm and its throw at 160 m. Listed weight is 150 g. When we checked on Nov 4, 2026, it was $89.99 at olight.com.
Featured in: Best headlamps (#6).
Olight Perun 3 vs…
Perun 3 FAQ
How big is the Olight Perun 3?
The Olight Perun 3 is 117 mm (4.61 in) long and 28 mm (1.10 in) across at its widest point. That is about 1.4 times the length of a credit card (85.6 mm), or about 2.3 AA batteries end to end (50.5 mm each). Its widest point is 3.7 mm wider than a US quarter (24.26 mm). Next to a phone the size of an iPhone 15 (147.6 mm tall) it is 79% as long.
What battery does the Olight Perun 3 use?
The Olight Perun 3 runs on a removable 21700 battery.
How bright is the Olight Perun 3?
The manufacturer rates the Olight Perun 3 at 3,000 lm maximum output, with 160 m of throw.
More Olight lights
See also: Best headlamps
Sources
- Olight Perun 3: specs from Olight product page (manufacturer); manufacturer published specs as listed by batteryjunction.com. Price $89.99 from olight.com, checked Nov 4, 2026; prices change often.
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