Fenix PD25R vs Streamlight MicroStream USB size comparison
The Streamlight MicroStream USB is 6 mm (0.24 in) longer than the Fenix PD25R, and 9 mm narrower at its widest point. It is 44 g lighter (with battery).
The Streamlight MicroStream USB is 6 mm (0.24 in) longer than the Fenix PD25R, and 9 mm narrower at its widest point. It is 44 g lighter (with battery).
Dimensions
| Fenix PD25R Check price ↗ | Streamlight MicroStream USB Check price ↗ | |
| Length | 92 mm (3.62 in) | 98 mm (3.86 in)+6 mm |
| Head / width | 24 mm (0.94 in) | 15 mm (0.59 in)−9 mm |
| Body | 24 mm (0.94 in) | 15 mm (0.59 in)−9 mm |
| Weight | 78 g with battery | 34 g with battery−44 g |
| Battery | 16340 | Built-in |
| Max output | 800 lm | 250 lm |
| Throw | 250 m | — |
| Type | EDC | EDC |
| Price | $59.95 at fenixlighting.com, as of Nov 4, 2026 | $41.50 at batteryjunction.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced | batteryjunction.com sourced |
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PD25R vs MicroStream USB: how they differ
Size and weight
The Fenix PD25R is the shorter light: 92 mm (3.62 in) against 98 mm (3.86 in), a difference of 6 mm (6%). At its widest point the Streamlight MicroStream USB is 9 mm slimmer (15 vs 24 mm). The Streamlight MicroStream USB is 44 g lighter (34 g vs 78 g, with battery).
Brightness and throw
The Fenix PD25R is rated brighter: 800 lm maximum vs 250 lm for the Streamlight MicroStream USB, 220% more.
Battery
The Fenix PD25R runs on a removable 16340 battery; the Streamlight MicroStream USB runs on a built-in rechargeable battery. Only the Fenix PD25R lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Fenix PD25R was $59.95 at fenixlighting.com and the Streamlight MicroStream USB $41.50 at batteryjunction.com, so the Streamlight MicroStream USB cost $18.45 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 Fenix PD25R if you want a shorter light (6 mm shorter), more output (800 lm vs 250 lm) and a removable cell you can swap. Choose the Streamlight MicroStream USB if you want a slimmer profile (9 mm narrower), less weight (44 g lighter) and a built-in battery with no separate cell to buy. We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix PD25R Check price ↗ Streamlight MicroStream USB
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PD25R vs MicroStream USB FAQ
Which is smaller, the Fenix PD25R or the Streamlight MicroStream USB?
The Fenix PD25R is the shorter light: 92 mm (3.62 in) against 98 mm (3.86 in), a difference of 6 mm (6%). At its widest point the Streamlight MicroStream USB is 9 mm slimmer (15 vs 24 mm). The Streamlight MicroStream USB is 44 g lighter (34 g vs 78 g, with battery).
Which is brighter, the Fenix PD25R or the Streamlight MicroStream USB?
The Fenix PD25R is rated brighter: 800 lm maximum vs 250 lm for the Streamlight MicroStream USB, 220% more.
Which is cheaper, the Fenix PD25R or the Streamlight MicroStream USB?
When we checked on Nov 4, 2026, the Fenix PD25R was $59.95 at fenixlighting.com and the Streamlight MicroStream USB $41.50 at batteryjunction.com, so the Streamlight MicroStream USB cost $18.45 less. Prices change often, so check the current price before you buy.
Do the Fenix PD25R and Streamlight MicroStream USB use the same battery?
The Fenix PD25R runs on a removable 16340 battery; the Streamlight MicroStream USB runs on a built-in rechargeable battery. Only the Fenix PD25R lets you swap in a charged spare.
Compare Fenix PD25R with similar lights
Compare Streamlight MicroStream USB with similar lights
More
Sources
- Fenix PD25R: specs from Fenix product page (manufacturer). Drawing: shape measured from manufacturer photo (batteryjunction.com), scaled to the published length and diameter. Price $59.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Streamlight MicroStream USB: specs from manufacturer published specs as listed by batteryjunction.com. Drawing: outline from published specs. Price $41.50 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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