Fenix WT25R vs Streamlight PolyTac X USB size comparison
The Streamlight PolyTac X USB is 3.7 mm (0.15 in) longer than the Fenix WT25R, and 2.6 mm wider at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
The Streamlight PolyTac X USB is 3.7 mm (0.15 in) longer than the Fenix WT25R, and 2.6 mm wider at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
Dimensions
| Fenix WT25R Check price ↗ | Streamlight PolyTac X USB Check price ↗ | |
| Length | 135.3 mm (5.33 in) | 139 mm (5.47 in)+3.7 mm |
| Head / width | 29.4 mm (1.16 in) | 32 mm (1.26 in)+2.6 mm |
| Body | 24.1 mm (0.95 in) | 25 mm (0.98 in)+0.9 mm |
| Weight | 137 g with battery | 139 g listed |
| Battery | 18650 | 18650 / 2x CR123A |
| Max output | 1,000 lm | 600 lm |
| Throw | 220 m | 205 m |
| Type | Work light | Work light |
| Price | $79.95 at fenixlighting.com, as of Nov 4, 2026 | $74.75 at batteryjunction.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced Listed head 24.1 mm, body 29.4 mm (head smaller than body) | batteryjunction.com sourced |
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
WT25R vs PolyTac X USB: how they differ
Size and weight
The Fenix WT25R is the shorter light: 135.3 mm (5.33 in) against 139 mm (5.47 in), a difference of 3.7 mm (3%). At its widest point the Fenix WT25R is 2.6 mm slimmer (29.4 vs 32 mm). Weights are published on different bases (Fenix WT25R: 137 g with battery; Streamlight PolyTac X USB: 139 g listed), so they are not directly comparable.
Brightness and throw
The Fenix WT25R is rated brighter: 1,000 lm maximum vs 600 lm for the Streamlight PolyTac X USB, 67% more. For beam distance the Fenix WT25R reaches further: 220 m vs 205 m rated throw (7% more).
Battery
The Fenix WT25R runs on a removable 18650 battery; the Streamlight PolyTac X USB runs on removable 18650 / 2x CR123A batteries.
Price
When we checked on Nov 4, 2026, the Fenix WT25R was $79.95 at fenixlighting.com and the Streamlight PolyTac X USB $74.75 at batteryjunction.com, so the Streamlight PolyTac X USB cost $5.20 less. Prices change often, so check the current price before you buy.
Type
Both are work lights in our catalog with a tube body.
Which should you buy?
Choose the Fenix WT25R if you want a shorter light (3.7 mm shorter), a slimmer profile (2.6 mm narrower) and more output (1,000 lm vs 600 lm). On the specs we track, the Fenix WT25R is ahead or level everywhere; the Streamlight PolyTac X USB 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 ↗ Fenix WT25R Check price ↗ Streamlight PolyTac X USB
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
WT25R vs PolyTac X USB FAQ
Which is smaller, the Fenix WT25R or the Streamlight PolyTac X USB?
The Fenix WT25R is the shorter light: 135.3 mm (5.33 in) against 139 mm (5.47 in), a difference of 3.7 mm (3%). At its widest point the Fenix WT25R is 2.6 mm slimmer (29.4 vs 32 mm). Weights are published on different bases (Fenix WT25R: 137 g with battery; Streamlight PolyTac X USB: 139 g listed), so they are not directly comparable.
Which is brighter, the Fenix WT25R or the Streamlight PolyTac X USB?
The Fenix WT25R is rated brighter: 1,000 lm maximum vs 600 lm for the Streamlight PolyTac X USB, 67% more. For beam distance the Fenix WT25R reaches further: 220 m vs 205 m rated throw (7% more).
Which is cheaper, the Fenix WT25R or the Streamlight PolyTac X USB?
When we checked on Nov 4, 2026, the Fenix WT25R was $79.95 at fenixlighting.com and the Streamlight PolyTac X USB $74.75 at batteryjunction.com, so the Streamlight PolyTac X USB cost $5.20 less. Prices change often, so check the current price before you buy.
Do the Fenix WT25R and Streamlight PolyTac X USB use the same battery?
The Fenix WT25R runs on a removable 18650 battery; the Streamlight PolyTac X USB runs on removable 18650 / 2x CR123A batteries.
Compare Fenix WT25R with similar lights
Compare Streamlight PolyTac X USB with similar lights
More
Sources
- Fenix WT25R: specs from Fenix product page (manufacturer). Drawing: shape measured from manufacturer photo (batteryjunction.com), scaled to the published length and diameter. Price $79.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Streamlight PolyTac X USB: specs from manufacturer published specs as listed by batteryjunction.com. Drawing: outline from published specs. Price $74.75 from batteryjunction.com, checked Nov 4, 2026; prices change often.
Found an error? Email [email protected] and we will fix it.