Fenix PD35 V3.0 vs Olight ArkTac size comparison
The Olight ArkTac is 1.5 mm (0.06 in) longer than the Fenix PD35 V3.0, and 3.6 mm wider at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
The Olight ArkTac is 1.5 mm (0.06 in) longer than the Fenix PD35 V3.0, and 3.6 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 ↗ | Olight ArkTac Check price ↗ | |
| Length | 134 mm (5.28 in) | 135.5 mm (5.33 in)+1.5 mm |
| Head / width | 25.4 mm (1.00 in) | 29 mm (1.14 in)+3.6 mm |
| Body | 22.8 mm (0.90 in) | — |
| Thickness | — | 17 mm (0.67 in) |
| Weight | 83.5 g without battery | 136 g with battery |
| Battery | 18650 / 2x CR123A | Built-in |
| Max output | 1,700 lm | 1,700 lm |
| Throw | 357 m | 205 m |
| Type | EDC | EDC |
| Price | $79.95 at fenixlighting.com, as of Nov 4, 2026 | $119.99 at olight.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced | olight.com sourced |
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PD35 V3.0 vs ArkTac: how they differ
Size and weight
The Fenix PD35 V3.0 is the shorter light: 134 mm (5.28 in) against 135.5 mm (5.33 in), a difference of 1.5 mm (1%). At its widest point the Fenix PD35 V3.0 is 3.6 mm slimmer (25.4 vs 29 mm). Weights are published on different bases (Fenix PD35 V3.0: 83.5 g without battery; Olight ArkTac: 136 g with battery), so they are not directly comparable.
Brightness and throw
Both are rated at 1,700 lm maximum output. For beam distance the Fenix PD35 V3.0 reaches further: 357 m vs 205 m rated throw (74% more).
Battery
The Fenix PD35 V3.0 runs on removable 18650 / 2x CR123A batteries; the Olight ArkTac runs on a built-in rechargeable battery. Only the Fenix PD35 V3.0 lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Fenix PD35 V3.0 was $79.95 at fenixlighting.com and the Olight ArkTac $119.99 at olight.com, so the Fenix PD35 V3.0 cost $40.04 less. Prices change often, so check the current price before you buy.
Type
Both are EDC lights in our catalog.
Which should you buy?
Choose the Fenix PD35 V3.0 if you want a slimmer profile (3.6 mm narrower), longer throw (357 m vs 205 m) and a removable cell you can swap. Choose the Olight ArkTac if you want 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 PD35 V3.0 Check price ↗ Olight ArkTac
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PD35 V3.0 vs ArkTac FAQ
Which is smaller, the Fenix PD35 V3.0 or the Olight ArkTac?
The Fenix PD35 V3.0 is the shorter light: 134 mm (5.28 in) against 135.5 mm (5.33 in), a difference of 1.5 mm (1%). At its widest point the Fenix PD35 V3.0 is 3.6 mm slimmer (25.4 vs 29 mm). Weights are published on different bases (Fenix PD35 V3.0: 83.5 g without battery; Olight ArkTac: 136 g with battery), so they are not directly comparable.
Which is brighter, the Fenix PD35 V3.0 or the Olight ArkTac?
Both are rated at 1,700 lm maximum output. For beam distance the Fenix PD35 V3.0 reaches further: 357 m vs 205 m rated throw (74% more).
Which is cheaper, the Fenix PD35 V3.0 or the Olight ArkTac?
When we checked on Nov 4, 2026, the Fenix PD35 V3.0 was $79.95 at fenixlighting.com and the Olight ArkTac $119.99 at olight.com, so the Fenix PD35 V3.0 cost $40.04 less. Prices change often, so check the current price before you buy.
Do the Fenix PD35 V3.0 and Olight ArkTac use the same battery?
The Fenix PD35 V3.0 runs on removable 18650 / 2x CR123A batteries; the Olight ArkTac runs on a built-in rechargeable battery. Only the Fenix PD35 V3.0 lets you swap in a charged spare.
Compare Fenix PD35 V3.0 with similar lights
Compare Olight ArkTac 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.
- Olight ArkTac: specs from Olight product page (manufacturer). Price $119.99 from olight.com, checked Nov 4, 2026; prices change often.
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