Nitecore EDC33 vs RovyVon S3 Pro size comparison
The RovyVon S3 Pro is 3.4 mm (0.13 in) longer than the Nitecore EDC33, and 3.6 mm wider at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
The RovyVon S3 Pro is 3.4 mm (0.13 in) longer than the Nitecore EDC33, and 3.6 mm wider at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
Dimensions
| Nitecore EDC33 Check price ↗ | RovyVon S3 Pro Check price ↗ | |
| Length | 115.6 mm (4.55 in) | 119 mm (4.69 in)+3.4 mm |
| Head / width | 25.4 mm (1.00 in) | 29 mm (1.14 in)+3.6 mm |
| Body | 24 mm (0.94 in) | 29 mm (1.14 in)+5 mm |
| Weight | 121 g with battery | 150 g listed |
| Battery | 18650 (built-in) | 18650 |
| Max output | 4,000 lm | 2,800 lm |
| Throw | — | 130 m |
| Type | EDC | EDC |
| Price | $69.95 at batteryjunction.com, as of Nov 4, 2026 | from $79.95 at batteryjunction.com, as of Nov 4, 2026 |
| Source | charger.nitecore.com sourced 127 g with clip | batteryjunction.com sourced |
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EDC33 vs S3 Pro: how they differ
Size and weight
The Nitecore EDC33 is the shorter light: 115.6 mm (4.55 in) against 119 mm (4.69 in), a difference of 3.4 mm (3%). At its widest point the Nitecore EDC33 is 3.6 mm slimmer (25.4 vs 29 mm). Weights are published on different bases (Nitecore EDC33: 121 g with battery; RovyVon S3 Pro: 150 g listed), so they are not directly comparable.
Brightness and throw
The Nitecore EDC33 is rated brighter: 4,000 lm maximum vs 2,800 lm for the RovyVon S3 Pro, 43% more.
Battery
The Nitecore EDC33 runs on a built-in rechargeable battery (18650); the RovyVon S3 Pro runs on a removable 18650 battery. Only the RovyVon S3 Pro lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Nitecore EDC33 was $69.95 at batteryjunction.com and the RovyVon S3 Pro from $79.95 at batteryjunction.com, so the Nitecore EDC33 cost $10.00 less. Prices change often, so check the current price before you buy.
Type
Both are EDC lights in our catalog with a tube body.
Which should you buy?
Choose the Nitecore EDC33 if you want a shorter light (3.4 mm shorter), a slimmer profile (3.6 mm narrower), more output (4,000 lm vs 2,800 lm) and a built-in battery with no separate cell to buy. Choose the RovyVon S3 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 EDC33 Check price ↗ RovyVon S3 Pro
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EDC33 vs S3 Pro FAQ
Which is smaller, the Nitecore EDC33 or the RovyVon S3 Pro?
The Nitecore EDC33 is the shorter light: 115.6 mm (4.55 in) against 119 mm (4.69 in), a difference of 3.4 mm (3%). At its widest point the Nitecore EDC33 is 3.6 mm slimmer (25.4 vs 29 mm). Weights are published on different bases (Nitecore EDC33: 121 g with battery; RovyVon S3 Pro: 150 g listed), so they are not directly comparable.
Which is brighter, the Nitecore EDC33 or the RovyVon S3 Pro?
The Nitecore EDC33 is rated brighter: 4,000 lm maximum vs 2,800 lm for the RovyVon S3 Pro, 43% more.
Which is cheaper, the Nitecore EDC33 or the RovyVon S3 Pro?
When we checked on Nov 4, 2026, the Nitecore EDC33 was $69.95 at batteryjunction.com and the RovyVon S3 Pro from $79.95 at batteryjunction.com, so the Nitecore EDC33 cost $10.00 less. Prices change often, so check the current price before you buy.
Do the Nitecore EDC33 and RovyVon S3 Pro use the same battery?
The Nitecore EDC33 runs on a built-in rechargeable battery (18650); the RovyVon S3 Pro runs on a removable 18650 battery. Only the RovyVon S3 Pro lets you swap in a charged spare.
Compare Nitecore EDC33 with similar lights
Compare RovyVon S3 Pro with similar lights
More
Sources
- Nitecore EDC33: specs from Nitecore product page (manufacturer). Drawing: shape measured from manufacturer photo (batteryjunction.com), scaled to the published length and diameter. Price $69.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
- RovyVon S3 Pro: specs from manufacturer published specs as listed by batteryjunction.com. Drawing: outline from published specs. Price from $79.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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