Acebeam E75 vs Olight Seeker 3 Pro size comparison
The Olight Seeker 3 Pro is 3 mm (0.12 in) longer than the Acebeam E75, with about the same max diameter/width. It is 17 g lighter (with battery).
The Olight Seeker 3 Pro is 3 mm (0.12 in) longer than the Acebeam E75, with about the same max diameter/width. It is 17 g lighter (with battery).
Dimensions
| Acebeam E75 Check price ↗ | Olight Seeker 3 Pro Check price ↗ | |
| Length | 129 mm (5.08 in) | 132 mm (5.20 in)+3 mm |
| Head / width | 35 mm (1.38 in) | 35 mm (1.38 in)same |
| Body | 28 mm (1.10 in) | 28 mm (1.10 in)same |
| Weight | 217 g with battery | 200 g with battery−17 g |
| Battery | 21700 | 21700 |
| Max output | 4,000 lm | 4,200 lm |
| Throw | — | 250 m |
| Type | EDC | EDC not on olight.com (US) |
| Price | $99.90 at acebeam.com, as of Nov 4, 2026 | $139.95 at batteryjunction.com, as of Nov 4, 2026 |
| Source | batteryjunction.com sourced | batteryjunction.com sourced |
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E75 vs Seeker 3 Pro: how they differ
Size and weight
The Acebeam E75 is the shorter light: 129 mm (5.08 in) against 132 mm (5.20 in), a difference of 3 mm (2%). At their widest points they are about the same (35 vs 35 mm). The Olight Seeker 3 Pro is 17 g lighter (200 g vs 217 g, with battery).
Brightness and throw
The Olight Seeker 3 Pro is rated brighter: 4,200 lm maximum vs 4,000 lm for the Acebeam E75, 5% more.
Battery
Both run on a removable 21700 battery, so spare cells work in either light.
Price
When we checked on Nov 4, 2026, the Acebeam E75 was $99.90 at acebeam.com and the Olight Seeker 3 Pro $139.95 at batteryjunction.com, so the Acebeam E75 cost $40.05 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 E75 if you want a shorter light (3 mm shorter). Choose the Olight Seeker 3 Pro if you want less weight (17 g lighter). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Acebeam E75 Check price ↗ Olight Seeker 3 Pro
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
E75 vs Seeker 3 Pro FAQ
Which is smaller, the Acebeam E75 or the Olight Seeker 3 Pro?
The Acebeam E75 is the shorter light: 129 mm (5.08 in) against 132 mm (5.20 in), a difference of 3 mm (2%). At their widest points they are about the same (35 vs 35 mm). The Olight Seeker 3 Pro is 17 g lighter (200 g vs 217 g, with battery).
Which is brighter, the Acebeam E75 or the Olight Seeker 3 Pro?
The Olight Seeker 3 Pro is rated brighter: 4,200 lm maximum vs 4,000 lm for the Acebeam E75, 5% more.
Which is cheaper, the Acebeam E75 or the Olight Seeker 3 Pro?
When we checked on Nov 4, 2026, the Acebeam E75 was $99.90 at acebeam.com and the Olight Seeker 3 Pro $139.95 at batteryjunction.com, so the Acebeam E75 cost $40.05 less. Prices change often, so check the current price before you buy.
Do the Acebeam E75 and Olight Seeker 3 Pro use the same battery?
Both run on a removable 21700 battery, so spare cells work in either light.
Compare Acebeam E75 with similar lights
Compare Olight Seeker 3 Pro with similar lights
More
Sources
- Acebeam E75: specs from Acebeam product page (manufacturer); manufacturer published specs as listed by batteryjunction.com. Price $99.90 from acebeam.com, checked Nov 4, 2026; prices change often.
- Olight Seeker 3 Pro: specs from manufacturer published specs as listed by batteryjunction.com. Price $139.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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