Acebeam E70 Ti vs RovyVon S3 Pro size comparison
The RovyVon S3 Pro is 9.3 mm (0.37 in) shorter than the Acebeam E70 Ti, and 1 mm narrower at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
The RovyVon S3 Pro is 9.3 mm (0.37 in) shorter than the Acebeam E70 Ti, and 1 mm narrower at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
Dimensions
| Acebeam E70 Ti Check price ↗ | RovyVon S3 Pro Check price ↗ | |
| Length | 128.3 mm (5.05 in) | 119 mm (4.69 in)−9.3 mm |
| Head / width | 30 mm (1.18 in) | 29 mm (1.14 in)−1 mm |
| Body | 27 mm (1.06 in) | 29 mm (1.14 in)+2 mm |
| Weight | 196 g with battery | 150 g listed |
| Battery | 21700 | 18650 |
| Max output | 3,750 lm | 2,800 lm |
| Throw | — | 130 m |
| Type | EDC | EDC |
| Price | $229.00 at nealsgadgets.com, as of Nov 4, 2026 | from $79.95 at batteryjunction.com, as of Nov 4, 2026 |
| Source | nealsgadgets.com sourced Titanium version | batteryjunction.com sourced |
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E70 Ti vs S3 Pro: how they differ
Size and weight
The RovyVon S3 Pro is the shorter light: 119 mm (4.69 in) against 128.3 mm (5.05 in), a difference of 9.3 mm (7%). At its widest point the RovyVon S3 Pro is 1 mm slimmer (29 vs 30 mm). Weights are published on different bases (Acebeam E70 Ti: 196 g with battery; RovyVon S3 Pro: 150 g listed), so they are not directly comparable.
Brightness and throw
The Acebeam E70 Ti is rated brighter: 3,750 lm maximum vs 2,800 lm for the RovyVon S3 Pro, 34% more.
Battery
The Acebeam E70 Ti runs on a removable 21700 battery; the RovyVon S3 Pro runs on a removable 18650 battery. For scale, a 21700 cell is about 21 × 70 mm and a 18650 about 18 × 65 mm (nominal).
Price
When we checked on Nov 4, 2026, the Acebeam E70 Ti was $229.00 at nealsgadgets.com and the RovyVon S3 Pro from $79.95 at batteryjunction.com, so the RovyVon S3 Pro cost $149.05 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 Acebeam E70 Ti if you want more output (3,750 lm vs 2,800 lm). Choose the RovyVon S3 Pro if you want a shorter light (9.3 mm shorter). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Acebeam E70 Ti Check price ↗ RovyVon S3 Pro
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
E70 Ti vs S3 Pro FAQ
Which is smaller, the Acebeam E70 Ti or the RovyVon S3 Pro?
The RovyVon S3 Pro is the shorter light: 119 mm (4.69 in) against 128.3 mm (5.05 in), a difference of 9.3 mm (7%). At its widest point the RovyVon S3 Pro is 1 mm slimmer (29 vs 30 mm). Weights are published on different bases (Acebeam E70 Ti: 196 g with battery; RovyVon S3 Pro: 150 g listed), so they are not directly comparable.
Which is brighter, the Acebeam E70 Ti or the RovyVon S3 Pro?
The Acebeam E70 Ti is rated brighter: 3,750 lm maximum vs 2,800 lm for the RovyVon S3 Pro, 34% more.
Which is cheaper, the Acebeam E70 Ti or the RovyVon S3 Pro?
When we checked on Nov 4, 2026, the Acebeam E70 Ti was $229.00 at nealsgadgets.com and the RovyVon S3 Pro from $79.95 at batteryjunction.com, so the RovyVon S3 Pro cost $149.05 less. Prices change often, so check the current price before you buy.
Do the Acebeam E70 Ti and RovyVon S3 Pro use the same battery?
The Acebeam E70 Ti runs on a removable 21700 battery; the RovyVon S3 Pro runs on a removable 18650 battery. For scale, a 21700 cell is about 21 × 70 mm and a 18650 about 18 × 65 mm (nominal).
Compare Acebeam E70 Ti with similar lights
Compare RovyVon S3 Pro with similar lights
More
Sources
- Acebeam E70 Ti: specs from manufacturer published specs as listed by nealsgadgets.com. Price $229.00 from nealsgadgets.com, checked Nov 4, 2026; prices change often.
- RovyVon S3 Pro: specs from manufacturer published specs as listed by batteryjunction.com. Price from $79.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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