Fenix PD35 V3.0 vs Streamlight ProTac 2L-X USB size comparison
The Streamlight ProTac 2L-X USB is 3.4 mm (0.14 in) shorter than the Fenix PD35 V3.0, and 1.5 mm wider at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
The Streamlight ProTac 2L-X USB is 3.4 mm (0.14 in) shorter than the Fenix PD35 V3.0, and 1.5 mm wider at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
Dimensions
| Fenix PD35 V3.0 Check price ↗ | Streamlight ProTac 2L-X USB Check price ↗ | |
| Length | 134 mm (5.28 in) | 130.6 mm (5.14 in)−3.4 mm |
| Head / width | 25.4 mm (1.00 in) | 26.9 mm (1.06 in)+1.5 mm |
| Body | 22.8 mm (0.90 in) | 23.9 mm (0.94 in)+1.1 mm |
| Weight | 83.5 g without battery | 125 g with battery |
| Battery | 18650 / 2x CR123A | 18650 / 2x CR123A |
| Max output | 1,700 lm | 500 lm |
| Throw | 357 m | — |
| Type | EDC | EDC |
| Price | $79.95 at fenixlighting.com, as of Nov 4, 2026 | $83.05 at batteryjunction.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced | batteryjunction.com sourced |
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PD35 V3.0 vs ProTac 2L-X USB: how they differ
Size and weight
The Streamlight ProTac 2L-X USB is the shorter light: 130.6 mm (5.14 in) against 134 mm (5.28 in), a difference of 3.4 mm (3%). At its widest point the Fenix PD35 V3.0 is 1.5 mm slimmer (25.4 vs 26.9 mm). Weights are published on different bases (Fenix PD35 V3.0: 83.5 g without battery; Streamlight ProTac 2L-X USB: 125 g with battery), so they are not directly comparable.
Brightness and throw
The Fenix PD35 V3.0 is rated brighter: 1,700 lm maximum vs 500 lm for the Streamlight ProTac 2L-X USB, 240% more.
Battery
Both run on removable 18650 / 2x CR123A batteries, so spare cells work in either light.
Price
When we checked on Nov 4, 2026, the Fenix PD35 V3.0 was $79.95 at fenixlighting.com and the Streamlight ProTac 2L-X USB $83.05 at batteryjunction.com, so the Fenix PD35 V3.0 cost $3.10 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 PD35 V3.0 if you want a slimmer profile (1.5 mm narrower) and more output (1,700 lm vs 500 lm). Choose the Streamlight ProTac 2L-X USB if you want a shorter light (3.4 mm shorter). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix PD35 V3.0 Check price ↗ Streamlight ProTac 2L-X USB
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PD35 V3.0 vs ProTac 2L-X USB FAQ
Which is smaller, the Fenix PD35 V3.0 or the Streamlight ProTac 2L-X USB?
The Streamlight ProTac 2L-X USB is the shorter light: 130.6 mm (5.14 in) against 134 mm (5.28 in), a difference of 3.4 mm (3%). At its widest point the Fenix PD35 V3.0 is 1.5 mm slimmer (25.4 vs 26.9 mm). Weights are published on different bases (Fenix PD35 V3.0: 83.5 g without battery; Streamlight ProTac 2L-X USB: 125 g with battery), so they are not directly comparable.
Which is brighter, the Fenix PD35 V3.0 or the Streamlight ProTac 2L-X USB?
The Fenix PD35 V3.0 is rated brighter: 1,700 lm maximum vs 500 lm for the Streamlight ProTac 2L-X USB, 240% more.
Which is cheaper, the Fenix PD35 V3.0 or the Streamlight ProTac 2L-X USB?
When we checked on Nov 4, 2026, the Fenix PD35 V3.0 was $79.95 at fenixlighting.com and the Streamlight ProTac 2L-X USB $83.05 at batteryjunction.com, so the Fenix PD35 V3.0 cost $3.10 less. Prices change often, so check the current price before you buy.
Do the Fenix PD35 V3.0 and Streamlight ProTac 2L-X USB use the same battery?
Both run on removable 18650 / 2x CR123A batteries, so spare cells work in either light.
Compare Fenix PD35 V3.0 with similar lights
Compare Streamlight ProTac 2L-X USB with similar lights
More
Sources
- Fenix PD35 V3.0: specs from Fenix product page (manufacturer). Price $79.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Streamlight ProTac 2L-X USB: specs from manufacturer published specs as listed by batteryjunction.com. Price $83.05 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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