Fenix E05R vs RovyVon Aurora A4 Pro Ti size comparison
The RovyVon Aurora A4 Pro Ti is 10.7 mm (0.42 in) shorter than the Fenix E05R, with about the same max diameter/width. Weights are published on different bases (listed vs with battery), so compare them with care.
The RovyVon Aurora A4 Pro Ti is 10.7 mm (0.42 in) shorter than the Fenix E05R, with about the same max diameter/width. Weights are published on different bases (listed vs with battery), so compare them with care.
Dimensions
| Fenix E05R Check price ↗ | RovyVon Aurora A4 Pro Ti Check price ↗ | |
| Length | 68 mm (2.68 in) | 57.3 mm (2.26 in)−10.7 mm |
| Head / width | 15.3 mm (0.60 in) | 15.6 mm (0.61 in)+0.3 mm |
| Body | 15 mm (0.59 in) | 15.6 mm (0.61 in)+0.6 mm |
| Weight | 24 g with battery | 24 g listed |
| Battery | Built-in | Built-in |
| Max output | 400 lm | 650 lm |
| Throw | 64 m | — |
| Type | Keychain | Keychain |
| Price | $29.95 at fenixlighting.com, as of Nov 4, 2026 | not verified yet |
| Source | fenixlighting.com sourced | adventurecarry.com unverified Retailer lists 57.3 mm; another source says 60.5 mm for G4; re-check |
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
E05R vs Aurora A4 Pro Ti: how they differ
Size and weight
The RovyVon Aurora A4 Pro Ti is the shorter light: 57.3 mm (2.26 in) against 68 mm (2.68 in), a difference of 10.7 mm (16%). At their widest points they are about the same (15.3 vs 15.6 mm). Weights are published on different bases (Fenix E05R: 24 g with battery; RovyVon Aurora A4 Pro Ti: 24 g listed), so they are not directly comparable.
Brightness and throw
The RovyVon Aurora A4 Pro Ti is rated brighter: 650 lm maximum vs 400 lm for the Fenix E05R, 63% more.
Battery
Both run on a built-in rechargeable battery, so neither needs a separate battery.
Type
Both are keychain lights in our catalog with a tube body.
Which should you buy?
Choose the RovyVon Aurora A4 Pro Ti if you want a shorter light (10.7 mm shorter) and more output (650 lm vs 400 lm). On the specs we track, the RovyVon Aurora A4 Pro Ti is ahead or level everywhere; the Fenix E05R makes sense mainly if its price, interface or a feature we don't track suits you better. We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix E05R Check price ↗ RovyVon Aurora A4 Pro Ti
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
E05R vs Aurora A4 Pro Ti FAQ
Which is smaller, the Fenix E05R or the RovyVon Aurora A4 Pro Ti?
The RovyVon Aurora A4 Pro Ti is the shorter light: 57.3 mm (2.26 in) against 68 mm (2.68 in), a difference of 10.7 mm (16%). At their widest points they are about the same (15.3 vs 15.6 mm). Weights are published on different bases (Fenix E05R: 24 g with battery; RovyVon Aurora A4 Pro Ti: 24 g listed), so they are not directly comparable.
Which is brighter, the Fenix E05R or the RovyVon Aurora A4 Pro Ti?
The RovyVon Aurora A4 Pro Ti is rated brighter: 650 lm maximum vs 400 lm for the Fenix E05R, 63% more.
Do the Fenix E05R and RovyVon Aurora A4 Pro Ti use the same battery?
Both run on a built-in rechargeable battery, so neither needs a separate battery.
Compare Fenix E05R with similar lights
Compare RovyVon Aurora A4 Pro Ti with similar lights
More
Sources
- Fenix E05R: specs from Fenix product page (manufacturer). Price $29.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- RovyVon Aurora A4 Pro Ti: specs from manufacturer published specs as listed by adventurecarry.com. Some values could not be confirmed on a second source and are marked unverified. No verified price yet.
Found an error? Email liambuehlerbusiness@gmail.com and we will fix it.