Fenix E28R V2.0 vs Olight ArkPro size comparison
The Olight ArkPro is 3 mm (0.12 in) longer than the Fenix E28R V2.0, and 0.5 mm wider at its widest point. It is 13 g lighter (with battery).
The Olight ArkPro is 3 mm (0.12 in) longer than the Fenix E28R V2.0, and 0.5 mm wider at its widest point. It is 13 g lighter (with battery).
Dimensions
| Fenix E28R V2.0 Check price ↗ | Olight ArkPro Check price ↗ | |
| Length | 121 mm (4.76 in) | 124 mm (4.88 in)+3 mm |
| Head / width | 26.5 mm (1.04 in) | 27 mm (1.06 in)+0.5 mm |
| Body | 22.5 mm (0.89 in) | — |
| Thickness | — | 16 mm (0.63 in) |
| Weight | 128 g with battery | 115 g with battery−13 g |
| Battery | 18650 / 2x CR123A | Built-in |
| Max output | 1,700 lm | 1,500 lm |
| Throw | 273 m | 205 m |
| Type | EDC | EDC |
| Price | $64.95 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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E28R V2.0 vs ArkPro: how they differ
Size and weight
The Fenix E28R V2.0 is the shorter light: 121 mm (4.76 in) against 124 mm (4.88 in), a difference of 3 mm (2%). At its widest point the Fenix E28R V2.0 is 0.5 mm slimmer (26.5 vs 27 mm). The Olight ArkPro is 13 g lighter (115 g vs 128 g, with battery).
Brightness and throw
The Fenix E28R V2.0 is rated brighter: 1,700 lm maximum vs 1,500 lm for the Olight ArkPro, 13% more. For beam distance the Fenix E28R V2.0 reaches further: 273 m vs 205 m rated throw (33% more).
Battery
The Fenix E28R V2.0 runs on removable 18650 / 2x CR123A batteries; the Olight ArkPro runs on a built-in rechargeable battery. Only the Fenix E28R V2.0 lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Fenix E28R V2.0 was $64.95 at fenixlighting.com and the Olight ArkPro $109.99 at olight.com, so the Fenix E28R V2.0 cost $45.04 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 E28R V2.0 if you want a shorter light (3 mm shorter), more output (1,700 lm vs 1,500 lm), longer throw (273 m vs 205 m) and a removable cell you can swap. Choose the Olight ArkPro if you want less weight (13 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 E28R V2.0 Check price ↗ Olight ArkPro
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
E28R V2.0 vs ArkPro FAQ
Which is smaller, the Fenix E28R V2.0 or the Olight ArkPro?
The Fenix E28R V2.0 is the shorter light: 121 mm (4.76 in) against 124 mm (4.88 in), a difference of 3 mm (2%). At its widest point the Fenix E28R V2.0 is 0.5 mm slimmer (26.5 vs 27 mm). The Olight ArkPro is 13 g lighter (115 g vs 128 g, with battery).
Which is brighter, the Fenix E28R V2.0 or the Olight ArkPro?
The Fenix E28R V2.0 is rated brighter: 1,700 lm maximum vs 1,500 lm for the Olight ArkPro, 13% more. For beam distance the Fenix E28R V2.0 reaches further: 273 m vs 205 m rated throw (33% more).
Which is cheaper, the Fenix E28R V2.0 or the Olight ArkPro?
When we checked on Nov 4, 2026, the Fenix E28R V2.0 was $64.95 at fenixlighting.com and the Olight ArkPro $109.99 at olight.com, so the Fenix E28R V2.0 cost $45.04 less. Prices change often, so check the current price before you buy.
Do the Fenix E28R V2.0 and Olight ArkPro use the same battery?
The Fenix E28R V2.0 runs on removable 18650 / 2x CR123A batteries; the Olight ArkPro runs on a built-in rechargeable battery. Only the Fenix E28R V2.0 lets you swap in a charged spare.
Compare Fenix E28R V2.0 with similar lights
Compare Olight ArkPro with similar lights
More
Sources
- Fenix E28R V2.0: specs from Fenix product page (manufacturer). Price $64.95 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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