Nitecore EDC31 vs Wurkkos TS21 size comparison
The Wurkkos TS21 is about the same length as the Nitecore EDC31, and 5 mm wider at its widest point. Weights are published on different bases (without battery vs with clip), so compare them with care.
The Wurkkos TS21 is about the same length as the Nitecore EDC31, and 5 mm wider at its widest point. Weights are published on different bases (without battery vs with clip), so compare them with care.
Dimensions
| Nitecore EDC31 Check price ↗ | Wurkkos TS21 Check price ↗ | |
| Length | 113 mm (4.45 in) | 113.4 mm (4.46 in)+0.4 mm |
| Head / width | 23 mm (0.91 in) | 28 mm (1.10 in)+5 mm |
| Body | 23 mm (0.91 in) | — |
| Weight | 100 g with clip | 78 g without battery |
| Battery | Built-in | 21700 |
| Max output | 3,500 lm | 3,500 lm |
| Throw | 380 m | — |
| Type | EDC | EDC |
| Price | $54.95 at batteryjunction.com, as of Nov 4, 2026 | not verified yet |
| Source | batteryjunction.com sourced Maker page: 4.46 in, head 0.91 in, tube 0.89 in, 3.53 oz with clip | wurkkos.com sourced Only head diameter listed |
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EDC31 vs TS21: how they differ
Size and weight
The Nitecore EDC31 and Wurkkos TS21 are the same length to within half a millimetre (113 mm (4.45 in)). At its widest point the Nitecore EDC31 is 5 mm slimmer (23 vs 28 mm). Weights are published on different bases (Nitecore EDC31: 100 g with clip; Wurkkos TS21: 78 g without battery), so they are not directly comparable.
Brightness and throw
Both are rated at 3,500 lm maximum output.
Battery
The Nitecore EDC31 runs on a built-in rechargeable battery; the Wurkkos TS21 runs on a removable 21700 battery. Only the Wurkkos TS21 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 Nitecore EDC31 if you want a slimmer profile (5 mm narrower) and a built-in battery with no separate cell to buy. Choose the Wurkkos TS21 if you want 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 EDC31 Check price ↗ Wurkkos TS21
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
EDC31 vs TS21 FAQ
Which is smaller, the Nitecore EDC31 or the Wurkkos TS21?
The Nitecore EDC31 and Wurkkos TS21 are the same length to within half a millimetre (113 mm (4.45 in)). At its widest point the Nitecore EDC31 is 5 mm slimmer (23 vs 28 mm). Weights are published on different bases (Nitecore EDC31: 100 g with clip; Wurkkos TS21: 78 g without battery), so they are not directly comparable.
Which is brighter, the Nitecore EDC31 or the Wurkkos TS21?
Both are rated at 3,500 lm maximum output.
Do the Nitecore EDC31 and Wurkkos TS21 use the same battery?
The Nitecore EDC31 runs on a built-in rechargeable battery; the Wurkkos TS21 runs on a removable 21700 battery. Only the Wurkkos TS21 lets you swap in a charged spare.
Compare Nitecore EDC31 with similar lights
Compare Wurkkos TS21 with similar lights
More
Sources
- Nitecore EDC31: specs from manufacturer published specs as listed by batteryjunction.com. Price $54.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
- Wurkkos TS21: specs from Wurkkos product page (manufacturer). No verified price yet.
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