Emisar D4S vs Wurkkos TS21 size comparison
The Wurkkos TS21 is 8.4 mm (0.33 in) longer than the Emisar D4S, and 11 mm narrower at its widest point.
The Wurkkos TS21 is 8.4 mm (0.33 in) longer than the Emisar D4S, and 11 mm narrower at its widest point.
Dimensions
| Emisar D4S Check price ↗ | Wurkkos TS21 Check price ↗ | |
| Length | 105 mm (4.13 in) | 113.4 mm (4.46 in)+8.4 mm |
| Head / width | 39 mm (1.54 in) | 28 mm (1.10 in)−11 mm |
| Body | 32 mm (1.26 in) | — |
| Weight | — | 78 g without battery |
| Battery | 26650 | 21700 |
| Max output | 4,300 lm | 3,500 lm |
| Throw | — | — |
| Type | EDC | EDC |
| Price | not verified yet | not verified yet |
| Source | nealsgadgets.com sourced | wurkkos.com sourced Only head diameter listed |
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D4S vs TS21: how they differ
Size and weight
The Emisar D4S is the shorter light: 105 mm (4.13 in) against 113.4 mm (4.46 in), a difference of 8.4 mm (7%). At its widest point the Wurkkos TS21 is 11 mm slimmer (28 vs 39 mm).
Brightness and throw
The Emisar D4S is rated brighter: 4,300 lm maximum vs 3,500 lm for the Wurkkos TS21, 23% more.
Battery
The Emisar D4S runs on a removable 26650 battery; the Wurkkos TS21 runs on a removable 21700 battery. For scale, a 26650 cell is about 26 × 65 mm and a 21700 about 21 × 70 mm (nominal).
Type
Both are EDC lights in our catalog with a tube body.
Which should you buy?
Choose the Emisar D4S if you want a shorter light (8.4 mm shorter) and more output (4,300 lm vs 3,500 lm). Choose the Wurkkos TS21 if you want a slimmer profile (11 mm narrower). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Emisar D4S Check price ↗ Wurkkos TS21
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
D4S vs TS21 FAQ
Which is smaller, the Emisar D4S or the Wurkkos TS21?
The Emisar D4S is the shorter light: 105 mm (4.13 in) against 113.4 mm (4.46 in), a difference of 8.4 mm (7%). At its widest point the Wurkkos TS21 is 11 mm slimmer (28 vs 39 mm).
Which is brighter, the Emisar D4S or the Wurkkos TS21?
The Emisar D4S is rated brighter: 4,300 lm maximum vs 3,500 lm for the Wurkkos TS21, 23% more.
Do the Emisar D4S and Wurkkos TS21 use the same battery?
The Emisar D4S runs on a removable 26650 battery; the Wurkkos TS21 runs on a removable 21700 battery. For scale, a 26650 cell is about 26 × 65 mm and a 21700 about 21 × 70 mm (nominal).
Compare Emisar D4S with similar lights
Compare Wurkkos TS21 with similar lights
More
Sources
- Emisar D4S: specs from manufacturer published specs as listed by nealsgadgets.com. No verified price yet.
- Wurkkos TS21: specs from Wurkkos product page (manufacturer). No verified price yet.
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