Nitecore T4K vs ThruNite T1S V2 size comparison
The ThruNite T1S V2 is 13 mm (0.51 in) shorter than the Nitecore T4K, and 4 mm narrower at its widest point. Weights are published on different bases (listed vs listed), so compare them with care.
Nitecore T4K: Photo: Nitecore · Image policy
The ThruNite T1S V2 is 13 mm (0.51 in) shorter than the Nitecore T4K, and 4 mm narrower at its widest point. Weights are published on different bases (listed vs listed), so compare them with care.
Dimensions
| Nitecore T4K Check price ↗ | ThruNite T1S V2 Check price ↗ | |
| Length | 82 mm (3.23 in) | 69 mm (2.72 in)−13 mm |
| Head / width | 30 mm (1.18 in) | 26 mm (1.02 in)−4 mm |
| Body | — | 22 mm (0.87 in) |
| Thickness | 29 mm (1.14 in) | — |
| Weight | 77 g listed | 41 g listed |
| Battery | Built-in | 18350 |
| Max output | 4,000 lm | 1,212 lm |
| Throw | 209 m | 184 m |
| Type | EDC | EDC |
| 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 T1S V2: how they differ
Size and weight
The ThruNite T1S V2 is the shorter light: 69 mm (2.72 in) against 82 mm (3.23 in), a difference of 13 mm (16%). At its widest point the ThruNite T1S V2 is 4 mm slimmer (26 vs 30 mm). Weights are published on different bases (Nitecore T4K: 77 g listed; ThruNite T1S V2: 41 g listed), so they are not directly comparable.
Brightness and throw
The Nitecore T4K is rated brighter: 4,000 lm maximum vs 1,212 lm for the ThruNite T1S V2, 230% more. For beam distance the Nitecore T4K reaches further: 209 m vs 184 m rated throw (14% more).
Battery
The Nitecore T4K runs on a built-in rechargeable battery; the ThruNite T1S V2 runs on a removable 18350 battery. Only the ThruNite T1S V2 lets you swap in a charged spare.
Type
Both are EDC lights in our catalog.
Which should you buy?
Choose the Nitecore T4K if you want more output (4,000 lm vs 1,212 lm), longer throw (209 m vs 184 m) and a built-in battery with no separate cell to buy. Choose the ThruNite T1S V2 if you want a shorter light (13 mm shorter), a slimmer profile (4 mm narrower) and a removable cell you can swap. We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Nitecore T4K Check price ↗ ThruNite T1S V2
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
T4K vs T1S V2 FAQ
Which is smaller, the Nitecore T4K or the ThruNite T1S V2?
The ThruNite T1S V2 is the shorter light: 69 mm (2.72 in) against 82 mm (3.23 in), a difference of 13 mm (16%). At its widest point the ThruNite T1S V2 is 4 mm slimmer (26 vs 30 mm). Weights are published on different bases (Nitecore T4K: 77 g listed; ThruNite T1S V2: 41 g listed), so they are not directly comparable.
Which is brighter, the Nitecore T4K or the ThruNite T1S V2?
The Nitecore T4K is rated brighter: 4,000 lm maximum vs 1,212 lm for the ThruNite T1S V2, 230% more. For beam distance the Nitecore T4K reaches further: 209 m vs 184 m rated throw (14% more).
Do the Nitecore T4K and ThruNite T1S V2 use the same battery?
The Nitecore T4K runs on a built-in rechargeable battery; the ThruNite T1S V2 runs on a removable 18350 battery. Only the ThruNite T1S V2 lets you swap in a charged spare.
Compare Nitecore T4K with similar lights
Compare ThruNite T1S V2 with similar lights
More
Sources
- Nitecore T4K: specs from manufacturer published specs as listed by batteryjunction.com. Photo from manufacturer: the maker's own product photo with the background removed, scaled to the published length and diameter (Photo: Nitecore; image policy). Price $89.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
- ThruNite T1S V2: specs from manufacturer published specs as listed by batteryjunction.com. Drawing: outline from published specs. No verified price yet.
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