Nitecore EDC37 vs Sofirn SP36 Pro size comparison
The Sofirn SP36 Pro is 18.7 mm (0.74 in) longer than the Nitecore EDC37, and 10.6 mm wider at its widest point. Weights are published on different bases (without battery vs with battery), so compare them with care.
The Sofirn SP36 Pro is 18.7 mm (0.74 in) longer than the Nitecore EDC37, and 10.6 mm wider at its widest point. Weights are published on different bases (without battery vs with battery), so compare them with care.
Dimensions
| Nitecore EDC37 Check price ↗ | Sofirn SP36 Pro Check price ↗ | |
| Length | 108 mm (4.25 in) | 126.7 mm (4.99 in)+18.7 mm |
| Head / width | 39.4 mm (1.55 in) | 50 mm (1.97 in)+10.6 mm |
| Thickness | 31 mm (1.22 in) | — |
| Weight | 199 g with battery | 300 g without battery |
| Battery | Built-in | 3x 18650 |
| Max output | 8,000 lm | 8,000 lm |
| Throw | — | — |
| Type | Thrower / search | Thrower / search |
| Price | $139.95 at nitecorestore.com, as of Nov 4, 2026 | from $56.99 at flashlightgo.com, as of Nov 4, 2026 |
| Source | nitecorestore.com sourced Listed L-4.25" x W-1.55" x H-1.22", 7.02 oz; converted | flashlightgo.com sourced Only head diameter listed |
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EDC37 vs SP36 Pro: how they differ
Size and weight
The Nitecore EDC37 is the shorter light: 108 mm (4.25 in) against 126.7 mm (4.99 in), a difference of 18.7 mm (15%). At its widest point the Nitecore EDC37 is 10.6 mm slimmer (39.4 vs 50 mm). Weights are published on different bases (Nitecore EDC37: 199 g with battery; Sofirn SP36 Pro: 300 g without battery), so they are not directly comparable.
Brightness and throw
Both are rated at 8,000 lm maximum output.
Battery
The Nitecore EDC37 runs on a built-in rechargeable battery; the Sofirn SP36 Pro runs on removable 3x 18650 batteries. Only the Sofirn SP36 Pro lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Nitecore EDC37 was $139.95 at nitecorestore.com and the Sofirn SP36 Pro from $56.99 at flashlightgo.com, so the Sofirn SP36 Pro cost $82.96 less. Prices change often, so check the current price before you buy.
Type
Both are throwers / search lights in our catalog.
Which should you buy?
Choose the Nitecore EDC37 if you want a shorter light (18.7 mm shorter), a slimmer profile (10.6 mm narrower) and a built-in battery with no separate cell to buy. Choose the Sofirn SP36 Pro 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 EDC37 Check price ↗ Sofirn SP36 Pro
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EDC37 vs SP36 Pro FAQ
Which is smaller, the Nitecore EDC37 or the Sofirn SP36 Pro?
The Nitecore EDC37 is the shorter light: 108 mm (4.25 in) against 126.7 mm (4.99 in), a difference of 18.7 mm (15%). At its widest point the Nitecore EDC37 is 10.6 mm slimmer (39.4 vs 50 mm). Weights are published on different bases (Nitecore EDC37: 199 g with battery; Sofirn SP36 Pro: 300 g without battery), so they are not directly comparable.
Which is brighter, the Nitecore EDC37 or the Sofirn SP36 Pro?
Both are rated at 8,000 lm maximum output.
Which is cheaper, the Nitecore EDC37 or the Sofirn SP36 Pro?
When we checked on Nov 4, 2026, the Nitecore EDC37 was $139.95 at nitecorestore.com and the Sofirn SP36 Pro from $56.99 at flashlightgo.com, so the Sofirn SP36 Pro cost $82.96 less. Prices change often, so check the current price before you buy.
Do the Nitecore EDC37 and Sofirn SP36 Pro use the same battery?
The Nitecore EDC37 runs on a built-in rechargeable battery; the Sofirn SP36 Pro runs on removable 3x 18650 batteries. Only the Sofirn SP36 Pro lets you swap in a charged spare.
Compare Nitecore EDC37 with similar lights
Compare Sofirn SP36 Pro with similar lights
More
Sources
- Nitecore EDC37: specs from manufacturer published specs as listed by nitecorestore.com. Price $139.95 from nitecorestore.com, checked Nov 4, 2026; prices change often.
- Sofirn SP36 Pro: specs from manufacturer published specs as listed by flashlightgo.com. Price from $56.99 from flashlightgo.com, checked Nov 4, 2026; prices change often.
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