Fenix LD30R vs Olight ArkPro size comparison
The Olight ArkPro is 5.7 mm (0.22 in) shorter than the Fenix LD30R, and 0.5 mm wider at its widest point. It is 17 g lighter (with battery).
The Olight ArkPro is 5.7 mm (0.22 in) shorter than the Fenix LD30R, and 0.5 mm wider at its widest point. It is 17 g lighter (with battery).
Dimensions
| Fenix LD30R Check price ↗ | Olight ArkPro Check price ↗ | |
| Length | 129.7 mm (5.11 in) | 124 mm (4.88 in)−5.7 mm |
| Head / width | 26.5 mm (1.04 in) | 27 mm (1.06 in)+0.5 mm |
| Body | 22.6 mm (0.89 in) | — |
| Thickness | — | 16 mm (0.63 in) |
| Weight | 132 g with battery | 115 g with battery−17 g |
| Battery | 18650 / 2x CR123A | Built-in |
| Max output | 1,700 lm | 1,500 lm |
| Throw | 257 m | 205 m |
| Type | EDC | EDC |
| Price | $79.95 at fenixlighting.com, as of Nov 4, 2026 | $109.99 at olight.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced | olight.com sourced |
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LD30R vs ArkPro: how they differ
Size and weight
The Olight ArkPro is the shorter light: 124 mm (4.88 in) against 129.7 mm (5.11 in), a difference of 5.7 mm (4%). At its widest point the Fenix LD30R is 0.5 mm slimmer (26.5 vs 27 mm). The Olight ArkPro is 17 g lighter (115 g vs 132 g, with battery).
Brightness and throw
The Fenix LD30R is rated brighter: 1,700 lm maximum vs 1,500 lm for the Olight ArkPro, 13% more. For beam distance the Fenix LD30R reaches further: 257 m vs 205 m rated throw (25% more).
Battery
The Fenix LD30R runs on removable 18650 / 2x CR123A batteries; the Olight ArkPro runs on a built-in rechargeable battery. Only the Fenix LD30R lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Fenix LD30R was $79.95 at fenixlighting.com and the Olight ArkPro $109.99 at olight.com, so the Fenix LD30R cost $30.04 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 LD30R if you want more output (1,700 lm vs 1,500 lm), longer throw (257 m vs 205 m) and a removable cell you can swap. Choose the Olight ArkPro if you want a shorter light (5.7 mm shorter), less weight (17 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 LD30R Check price ↗ Olight ArkPro
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LD30R vs ArkPro FAQ
Which is smaller, the Fenix LD30R or the Olight ArkPro?
The Olight ArkPro is the shorter light: 124 mm (4.88 in) against 129.7 mm (5.11 in), a difference of 5.7 mm (4%). At its widest point the Fenix LD30R is 0.5 mm slimmer (26.5 vs 27 mm). The Olight ArkPro is 17 g lighter (115 g vs 132 g, with battery).
Which is brighter, the Fenix LD30R or the Olight ArkPro?
The Fenix LD30R is rated brighter: 1,700 lm maximum vs 1,500 lm for the Olight ArkPro, 13% more. For beam distance the Fenix LD30R reaches further: 257 m vs 205 m rated throw (25% more).
Which is cheaper, the Fenix LD30R or the Olight ArkPro?
When we checked on Nov 4, 2026, the Fenix LD30R was $79.95 at fenixlighting.com and the Olight ArkPro $109.99 at olight.com, so the Fenix LD30R cost $30.04 less. Prices change often, so check the current price before you buy.
Do the Fenix LD30R and Olight ArkPro use the same battery?
The Fenix LD30R runs on removable 18650 / 2x CR123A batteries; the Olight ArkPro runs on a built-in rechargeable battery. Only the Fenix LD30R lets you swap in a charged spare.
Compare Fenix LD30R with similar lights
Compare Olight ArkPro with similar lights
More
Sources
- Fenix LD30R: specs from Fenix product page (manufacturer). Price $79.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Olight ArkPro: specs from Olight product page (manufacturer). Price $109.99 from olight.com, checked Nov 4, 2026; prices change often.
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