Olight Seeker Ultra vs Sofirn SC33 size comparison
The Sofirn SC33 is 7 mm (0.28 in) shorter than the Olight Seeker Ultra, and 3 mm narrower at its widest point. Weights are published on different bases (without battery vs with battery), so compare them with care.
The Sofirn SC33 is 7 mm (0.28 in) shorter than the Olight Seeker Ultra, and 3 mm narrower at its widest point. Weights are published on different bases (without battery vs with battery), so compare them with care.
Dimensions
| Olight Seeker Ultra Check price ↗ | Sofirn SC33 Check price ↗ | |
| Length | 138 mm (5.43 in) | 131 mm (5.16 in)−7 mm |
| Head / width | 35 mm (1.38 in) | 32 mm (1.26 in)−3 mm |
| Body | 28 mm (1.10 in) | — |
| Weight | 220 g with battery | 110 g without battery |
| Battery | 21700 | 21700 |
| Max output | 4,800 lm | 5,200 lm |
| Throw | 265 m | — |
| Type | EDC | EDC |
| Price | $169.99 at olight.com, as of Nov 4, 2026 | from $41.99 at flashlightgo.com, as of Nov 4, 2026 |
| Source | olight.com sourced Body diameter and throw from Battery Junction | flashlightgo.com sourced Only head diameter listed |
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Seeker Ultra vs SC33: how they differ
Size and weight
The Sofirn SC33 is the shorter light: 131 mm (5.16 in) against 138 mm (5.43 in), a difference of 7 mm (5%). At its widest point the Sofirn SC33 is 3 mm slimmer (32 vs 35 mm). Weights are published on different bases (Olight Seeker Ultra: 220 g with battery; Sofirn SC33: 110 g without battery), so they are not directly comparable.
Brightness and throw
The Sofirn SC33 is rated brighter: 5,200 lm maximum vs 4,800 lm for the Olight Seeker Ultra, 8% 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 Olight Seeker Ultra was $169.99 at olight.com and the Sofirn SC33 from $41.99 at flashlightgo.com, so the Sofirn SC33 cost $128.00 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 Sofirn SC33 if you want a shorter light (7 mm shorter) and a slimmer profile (3 mm narrower). On the specs we track, the Sofirn SC33 is ahead or level everywhere; the Olight Seeker Ultra makes sense mainly if its price, interface or a feature we don't track suits you better. We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Olight Seeker Ultra Check price ↗ Sofirn SC33
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Seeker Ultra vs SC33 FAQ
Which is smaller, the Olight Seeker Ultra or the Sofirn SC33?
The Sofirn SC33 is the shorter light: 131 mm (5.16 in) against 138 mm (5.43 in), a difference of 7 mm (5%). At its widest point the Sofirn SC33 is 3 mm slimmer (32 vs 35 mm). Weights are published on different bases (Olight Seeker Ultra: 220 g with battery; Sofirn SC33: 110 g without battery), so they are not directly comparable.
Which is brighter, the Olight Seeker Ultra or the Sofirn SC33?
The Sofirn SC33 is rated brighter: 5,200 lm maximum vs 4,800 lm for the Olight Seeker Ultra, 8% more.
Which is cheaper, the Olight Seeker Ultra or the Sofirn SC33?
When we checked on Nov 4, 2026, the Olight Seeker Ultra was $169.99 at olight.com and the Sofirn SC33 from $41.99 at flashlightgo.com, so the Sofirn SC33 cost $128.00 less. Prices change often, so check the current price before you buy.
Do the Olight Seeker Ultra and Sofirn SC33 use the same battery?
Both run on a removable 21700 battery, so spare cells work in either light.
Compare Olight Seeker Ultra with similar lights
Compare Sofirn SC33 with similar lights
More
Sources
- Olight Seeker Ultra: specs from Olight product page (manufacturer). Price $169.99 from olight.com, checked Nov 4, 2026; prices change often.
- Sofirn SC33: specs from manufacturer published specs as listed by flashlightgo.com. Price from $41.99 from flashlightgo.com, checked Nov 4, 2026; prices change often.
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