Nitecore T4K vs Olight Seeker 4 Mini size comparison
The Olight Seeker 4 Mini is 5 mm (0.20 in) longer than the Nitecore T4K, with about the same max diameter/width. Weights are published on different bases (listed vs listed), so compare them with care.
The Olight Seeker 4 Mini is 5 mm (0.20 in) longer than the Nitecore T4K, with about the same max diameter/width. Weights are published on different bases (listed vs listed), so compare them with care.
Dimensions
| Nitecore T4K Check price ↗ | Olight Seeker 4 Mini Check price ↗ | |
| Length | 82 mm (3.23 in) | 87 mm (3.43 in)+5 mm |
| Head / width | 30 mm (1.18 in) | 30 mm (1.18 in)same |
| Body | — | 24 mm (0.94 in) |
| Thickness | 29 mm (1.14 in) | — |
| Weight | 77 g listed | 112 g listed |
| Battery | Built-in | Built-in |
| Max output | 4,000 lm | 1,200 lm |
| Throw | 209 m | 120 m |
| Type | EDC | EDC not on olight.com (US) |
| Price | $89.95 at batteryjunction.com, as of Nov 4, 2026 | not verified yet |
| Source | batteryjunction.com sourced | batteryjunction.com sourced |
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T4K vs Seeker 4 Mini: how they differ
Size and weight
The Nitecore T4K is the shorter light: 82 mm (3.23 in) against 87 mm (3.43 in), a difference of 5 mm (6%). At their widest points they are about the same (30 vs 30 mm). Weights are published on different bases (Nitecore T4K: 77 g listed; Olight Seeker 4 Mini: 112 g listed), so they are not directly comparable.
Brightness and throw
The Nitecore T4K is rated brighter: 4,000 lm maximum vs 1,200 lm for the Olight Seeker 4 Mini, 233% more. For beam distance the Nitecore T4K reaches further: 209 m vs 120 m rated throw (74% more).
Battery
Both run on a built-in rechargeable battery, so neither needs a separate battery.
Type
Both are EDC lights in our catalog.
Which should you buy?
Choose the Nitecore T4K if you want a shorter light (5 mm shorter), more output (4,000 lm vs 1,200 lm) and longer throw (209 m vs 120 m). On the specs we track, the Nitecore T4K is ahead or level everywhere; the Olight Seeker 4 Mini makes sense mainly if its price, interface or a feature we don't track suits you better. We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Nitecore T4K Check price ↗ Olight Seeker 4 Mini
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T4K vs Seeker 4 Mini FAQ
Which is smaller, the Nitecore T4K or the Olight Seeker 4 Mini?
The Nitecore T4K is the shorter light: 82 mm (3.23 in) against 87 mm (3.43 in), a difference of 5 mm (6%). At their widest points they are about the same (30 vs 30 mm). Weights are published on different bases (Nitecore T4K: 77 g listed; Olight Seeker 4 Mini: 112 g listed), so they are not directly comparable.
Which is brighter, the Nitecore T4K or the Olight Seeker 4 Mini?
The Nitecore T4K is rated brighter: 4,000 lm maximum vs 1,200 lm for the Olight Seeker 4 Mini, 233% more. For beam distance the Nitecore T4K reaches further: 209 m vs 120 m rated throw (74% more).
Do the Nitecore T4K and Olight Seeker 4 Mini use the same battery?
Both run on a built-in rechargeable battery, so neither needs a separate battery.
Compare Nitecore T4K with similar lights
Compare Olight Seeker 4 Mini with similar lights
More
Sources
- Nitecore T4K: specs from manufacturer published specs as listed by batteryjunction.com. Price $89.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
- Olight Seeker 4 Mini: specs from manufacturer published specs as listed by batteryjunction.com. No verified price yet.
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