Emisar D1K vs Nitecore EDC27 size comparison
The Nitecore EDC27 is 22 mm (0.87 in) longer than the Emisar D1K, and 3 mm narrower at its widest point. Weights are published on different bases (listed vs without battery), so compare them with care.
The Nitecore EDC27 is 22 mm (0.87 in) longer than the Emisar D1K, and 3 mm narrower at its widest point. Weights are published on different bases (listed vs without battery), so compare them with care.
Dimensions
| Emisar D1K Check price ↗ | Nitecore EDC27 Check price ↗ | |
| Length | 114 mm (4.49 in) | 136 mm (5.35 in)+22 mm |
| Head / width | 35 mm (1.38 in) | 32 mm (1.26 in)−3 mm |
| Body | 26.5 mm (1.04 in) | — |
| Thickness | — | 21 mm (0.83 in) |
| Weight | 89 g without battery | 124 g listed |
| Battery | 21700 | Built-in |
| Max output | 1,200 lm | 3,000 lm |
| Throw | — | 220 m |
| Type | EDC | EDC |
| Price | $39.95 at intl-outdoor.com, as of Nov 4, 2026 | not verified yet |
| Source | intl-outdoor.com sourced Pocket thrower; lumens for SFT-25 | batteryjunction.com sourced |
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D1K vs EDC27: how they differ
Size and weight
The Emisar D1K is the shorter light: 114 mm (4.49 in) against 136 mm (5.35 in), a difference of 22 mm (16%). At its widest point the Nitecore EDC27 is 3 mm slimmer (32 vs 35 mm). Weights are published on different bases (Emisar D1K: 89 g without battery; Nitecore EDC27: 124 g listed), so they are not directly comparable.
Brightness and throw
The Nitecore EDC27 is rated brighter: 3,000 lm maximum vs 1,200 lm for the Emisar D1K, 150% more.
Battery
The Emisar D1K runs on a removable 21700 battery; the Nitecore EDC27 runs on a built-in rechargeable battery. Only the Emisar D1K lets you swap in a charged spare.
Type
Both are EDC lights in our catalog.
Which should you buy?
Choose the Emisar D1K if you want a shorter light (22 mm shorter) and a removable cell you can swap. Choose the Nitecore EDC27 if you want a slimmer profile (3 mm narrower), more output (3,000 lm vs 1,200 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 ↗ Emisar D1K Check price ↗ Nitecore EDC27
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
D1K vs EDC27 FAQ
Which is smaller, the Emisar D1K or the Nitecore EDC27?
The Emisar D1K is the shorter light: 114 mm (4.49 in) against 136 mm (5.35 in), a difference of 22 mm (16%). At its widest point the Nitecore EDC27 is 3 mm slimmer (32 vs 35 mm). Weights are published on different bases (Emisar D1K: 89 g without battery; Nitecore EDC27: 124 g listed), so they are not directly comparable.
Which is brighter, the Emisar D1K or the Nitecore EDC27?
The Nitecore EDC27 is rated brighter: 3,000 lm maximum vs 1,200 lm for the Emisar D1K, 150% more.
Do the Emisar D1K and Nitecore EDC27 use the same battery?
The Emisar D1K runs on a removable 21700 battery; the Nitecore EDC27 runs on a built-in rechargeable battery. Only the Emisar D1K lets you swap in a charged spare.
Compare Emisar D1K with similar lights
Compare Nitecore EDC27 with similar lights
More
Sources
- Emisar D1K: specs from Emisar product page (manufacturer). Drawing: outline from published specs. Price $39.95 from intl-outdoor.com, checked Nov 4, 2026; prices change often.
- Nitecore EDC27: specs from manufacturer published specs as listed by batteryjunction.com. Drawing: shape measured from manufacturer photo (batteryjunction.com), scaled to the published length and diameter. No verified price yet.
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