Fenix PD25R vs Olight Seeker 4 Mini size comparison
The Olight Seeker 4 Mini is 5 mm (0.20 in) shorter than the Fenix PD25R, and 6 mm wider at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
The Olight Seeker 4 Mini is 5 mm (0.20 in) shorter than the Fenix PD25R, and 6 mm wider at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
Dimensions
| Fenix PD25R Check price ↗ | Olight Seeker 4 Mini Check price ↗ | |
| Length | 92 mm (3.62 in) | 87 mm (3.43 in)−5 mm |
| Head / width | 24 mm (0.94 in) | 30 mm (1.18 in)+6 mm |
| Body | 24 mm (0.94 in) | 24 mm (0.94 in)same |
| Weight | 78 g with battery | 112 g listed |
| Battery | 16340 | Built-in |
| Max output | 800 lm | 1,200 lm |
| Throw | 250 m | 120 m |
| Type | EDC | EDC not on olight.com (US) |
| Price | $59.95 at fenixlighting.com, as of Nov 4, 2026 | not verified yet |
| Source | fenixlighting.com sourced | batteryjunction.com sourced |
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
PD25R vs Seeker 4 Mini: how they differ
Size and weight
The Olight Seeker 4 Mini is the shorter light: 87 mm (3.43 in) against 92 mm (3.62 in), a difference of 5 mm (5%). At its widest point the Fenix PD25R is 6 mm slimmer (24 vs 30 mm). Weights are published on different bases (Fenix PD25R: 78 g with battery; Olight Seeker 4 Mini: 112 g listed), so they are not directly comparable.
Brightness and throw
The Olight Seeker 4 Mini is rated brighter: 1,200 lm maximum vs 800 lm for the Fenix PD25R, 50% more. For beam distance the Fenix PD25R reaches further: 250 m vs 120 m rated throw (108% more).
Battery
The Fenix PD25R runs on a removable 16340 battery; the Olight Seeker 4 Mini runs on a built-in rechargeable battery. Only the Fenix PD25R lets you swap in a charged spare.
Type
Both are EDC lights in our catalog with a tube body.
Which should you buy?
Choose the Fenix PD25R if you want a slimmer profile (6 mm narrower), longer throw (250 m vs 120 m) and a removable cell you can swap. Choose the Olight Seeker 4 Mini if you want a shorter light (5 mm shorter), more output (1,200 lm vs 800 lm) 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 PD25R Check price ↗ Olight Seeker 4 Mini
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
PD25R vs Seeker 4 Mini FAQ
Which is smaller, the Fenix PD25R or the Olight Seeker 4 Mini?
The Olight Seeker 4 Mini is the shorter light: 87 mm (3.43 in) against 92 mm (3.62 in), a difference of 5 mm (5%). At its widest point the Fenix PD25R is 6 mm slimmer (24 vs 30 mm). Weights are published on different bases (Fenix PD25R: 78 g with battery; Olight Seeker 4 Mini: 112 g listed), so they are not directly comparable.
Which is brighter, the Fenix PD25R or the Olight Seeker 4 Mini?
The Olight Seeker 4 Mini is rated brighter: 1,200 lm maximum vs 800 lm for the Fenix PD25R, 50% more. For beam distance the Fenix PD25R reaches further: 250 m vs 120 m rated throw (108% more).
Do the Fenix PD25R and Olight Seeker 4 Mini use the same battery?
The Fenix PD25R runs on a removable 16340 battery; the Olight Seeker 4 Mini runs on a built-in rechargeable battery. Only the Fenix PD25R lets you swap in a charged spare.
Compare Fenix PD25R with similar lights
Compare Olight Seeker 4 Mini with similar lights
More
Sources
- Fenix PD25R: specs from Fenix product page (manufacturer). Drawing: shape measured from manufacturer photo (batteryjunction.com), scaled to the published length and diameter. Price $59.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Olight Seeker 4 Mini: specs from manufacturer published specs as listed by batteryjunction.com. Drawing: outline from published specs. No verified price yet.
Found an error? Email contact@flashlighthero.com and we will fix it.