Nitecore E4K vs Nitecore EDC33 size comparison
The Nitecore EDC33 is 1.4 mm (0.06 in) shorter than the Nitecore E4K, and 3.6 mm narrower at its widest point. Weights are published on different bases (with battery vs listed), so compare them with care.
The Nitecore EDC33 is 1.4 mm (0.06 in) shorter than the Nitecore E4K, and 3.6 mm narrower at its widest point. Weights are published on different bases (with battery vs listed), so compare them with care.
Dimensions
| Nitecore E4K Check price ↗ | Nitecore EDC33 Check price ↗ | |
| Length | 117 mm (4.61 in) | 115.6 mm (4.55 in)−1.4 mm |
| Head / width | 29 mm (1.14 in) | 25.4 mm (1.00 in)−3.6 mm |
| Body | 26 mm (1.02 in) | 24 mm (0.94 in)−2 mm |
| Weight | 80 g listed | 121 g with battery |
| Battery | 21700 | 18650 (built-in) |
| Max output | 4,400 lm | 4,000 lm |
| Throw | 211 m | — |
| Type | EDC | EDC |
| Price | not verified yet | $69.95 at batteryjunction.com, as of Nov 4, 2026 |
| Source | batteryjunction.com sourced | charger.nitecore.com sourced 127 g with clip |
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E4K vs EDC33: how they differ
Size and weight
The Nitecore EDC33 is the shorter light: 115.6 mm (4.55 in) against 117 mm (4.61 in), a difference of 1.4 mm (1%). At its widest point the Nitecore EDC33 is 3.6 mm slimmer (25.4 vs 29 mm). Weights are published on different bases (Nitecore E4K: 80 g listed; Nitecore EDC33: 121 g with battery), so they are not directly comparable.
Brightness and throw
The Nitecore E4K is rated brighter: 4,400 lm maximum vs 4,000 lm for the Nitecore EDC33, 10% more.
Battery
The Nitecore E4K runs on a removable 21700 battery; the Nitecore EDC33 runs on a built-in rechargeable battery (18650). Only the Nitecore E4K 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 E4K if you want more output (4,400 lm vs 4,000 lm) and a removable cell you can swap. Choose the Nitecore EDC33 if you want a slimmer profile (3.6 mm narrower) 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 ↗ Nitecore E4K Check price ↗ Nitecore EDC33
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
E4K vs EDC33 FAQ
Which is smaller, the Nitecore E4K or the Nitecore EDC33?
The Nitecore EDC33 is the shorter light: 115.6 mm (4.55 in) against 117 mm (4.61 in), a difference of 1.4 mm (1%). At its widest point the Nitecore EDC33 is 3.6 mm slimmer (25.4 vs 29 mm). Weights are published on different bases (Nitecore E4K: 80 g listed; Nitecore EDC33: 121 g with battery), so they are not directly comparable.
Which is brighter, the Nitecore E4K or the Nitecore EDC33?
The Nitecore E4K is rated brighter: 4,400 lm maximum vs 4,000 lm for the Nitecore EDC33, 10% more.
Do the Nitecore E4K and Nitecore EDC33 use the same battery?
The Nitecore E4K runs on a removable 21700 battery; the Nitecore EDC33 runs on a built-in rechargeable battery (18650). Only the Nitecore E4K lets you swap in a charged spare.
Compare Nitecore E4K with similar lights
Compare Nitecore EDC33 with similar lights
More
Sources
- Nitecore E4K: specs from manufacturer published specs as listed by batteryjunction.com. No verified price yet.
- Nitecore EDC33: specs from Nitecore product page (manufacturer). Price $69.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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