Emisar D1K vs Nitecore EDC27 UHi size comparison
The Nitecore EDC27 UHi is 21.4 mm (0.84 in) longer than the Emisar D1K, and 3.5 mm narrower at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
The Nitecore EDC27 UHi is 21.4 mm (0.84 in) longer than the Emisar D1K, and 3.5 mm narrower at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
Dimensions
| Emisar D1K Check price ↗ | Nitecore EDC27 UHi Check price ↗ | |
| Length | 114 mm (4.49 in) | 135.4 mm (5.33 in)+21.4 mm |
| Head / width | 35 mm (1.38 in) | 31.5 mm (1.24 in)−3.5 mm |
| Body | 26.5 mm (1.04 in) | — |
| Thickness | — | 22.1 mm (0.87 in) |
| Weight | 89 g without battery | 122 g with battery |
| Battery | 21700 | Built-in |
| Max output | 1,200 lm | 3,100 lm |
| Throw | — | — |
| Type | EDC | EDC |
| Price | $39.95 at intl-outdoor.com, as of Nov 4, 2026 | $89.95 at nitecorestore.com, as of Nov 4, 2026 |
| Source | intl-outdoor.com sourced Pocket thrower; lumens for SFT-25 | nitecorestore.com sourced Listed L-5.33" x W-1.24" x H-0.87", 4.3 oz; converted from inches |
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D1K vs EDC27 UHi: how they differ
Size and weight
The Emisar D1K is the shorter light: 114 mm (4.49 in) against 135.4 mm (5.33 in), a difference of 21.4 mm (16%). At its widest point the Nitecore EDC27 UHi is 3.5 mm slimmer (31.5 vs 35 mm). Weights are published on different bases (Emisar D1K: 89 g without battery; Nitecore EDC27 UHi: 122 g with battery), so they are not directly comparable.
Brightness and throw
The Nitecore EDC27 UHi is rated brighter: 3,100 lm maximum vs 1,200 lm for the Emisar D1K, 158% more.
Battery
The Emisar D1K runs on a removable 21700 battery; the Nitecore EDC27 UHi runs on a built-in rechargeable battery. Only the Emisar D1K lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Emisar D1K was $39.95 at intl-outdoor.com and the Nitecore EDC27 UHi $89.95 at nitecorestore.com, so the Emisar D1K cost $50.00 less. Prices change often, so check the current price before you buy.
Type
Both are EDC lights in our catalog.
Which should you buy?
Choose the Emisar D1K if you want a shorter light (21.4 mm shorter) and a removable cell you can swap. Choose the Nitecore EDC27 UHi if you want a slimmer profile (3.5 mm narrower), more output (3,100 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 UHi
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D1K vs EDC27 UHi FAQ
Which is smaller, the Emisar D1K or the Nitecore EDC27 UHi?
The Emisar D1K is the shorter light: 114 mm (4.49 in) against 135.4 mm (5.33 in), a difference of 21.4 mm (16%). At its widest point the Nitecore EDC27 UHi is 3.5 mm slimmer (31.5 vs 35 mm). Weights are published on different bases (Emisar D1K: 89 g without battery; Nitecore EDC27 UHi: 122 g with battery), so they are not directly comparable.
Which is brighter, the Emisar D1K or the Nitecore EDC27 UHi?
The Nitecore EDC27 UHi is rated brighter: 3,100 lm maximum vs 1,200 lm for the Emisar D1K, 158% more.
Which is cheaper, the Emisar D1K or the Nitecore EDC27 UHi?
When we checked on Nov 4, 2026, the Emisar D1K was $39.95 at intl-outdoor.com and the Nitecore EDC27 UHi $89.95 at nitecorestore.com, so the Emisar D1K cost $50.00 less. Prices change often, so check the current price before you buy.
Do the Emisar D1K and Nitecore EDC27 UHi use the same battery?
The Emisar D1K runs on a removable 21700 battery; the Nitecore EDC27 UHi 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 UHi with similar lights
More
Sources
- Emisar D1K: specs from Emisar product page (manufacturer). Price $39.95 from intl-outdoor.com, checked Nov 4, 2026; prices change often.
- Nitecore EDC27 UHi: specs from manufacturer published specs as listed by nitecorestore.com. Price $89.95 from nitecorestore.com, checked Nov 4, 2026; prices change often.
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