Noctigon KR1AA vs RovyVon Aurora A28 G2 size comparison
The RovyVon Aurora A28 G2 is 3.8 mm (0.15 in) shorter than the Noctigon KR1AA, with about the same max diameter/width. Weights are published on different bases (listed vs without battery), so compare them with care.
The RovyVon Aurora A28 G2 is 3.8 mm (0.15 in) shorter than the Noctigon KR1AA, with about the same max diameter/width. Weights are published on different bases (listed vs without battery), so compare them with care.
Dimensions
| Noctigon KR1AA Check price ↗ | RovyVon Aurora A28 G2 Check price ↗ | |
| Length | 79.8 mm (3.14 in) | 76 mm (2.99 in)−3.8 mm |
| Head / width | 21.8 mm (0.86 in) | 21.5 mm (0.85 in)−0.3 mm |
| Body | 17.7 mm (0.70 in) | 21.5 mm (0.85 in)+3.8 mm |
| Weight | 33 g without battery | 50.2 g listed |
| Battery | 14500 / AA | Built-in |
| Max output | — | 1,000 lm |
| Throw | — | — |
| Type | EDC | EDC |
| Price | $47.18 at intl-outdoor.com, as of Nov 4, 2026 | $56.95 at rovyvon.com, as of Nov 4, 2026 |
| Source | intl-outdoor.com sourced | adventurecarry.com sourced |
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KR1AA vs Aurora A28 G2: how they differ
Size and weight
The RovyVon Aurora A28 G2 is the shorter light: 76 mm (2.99 in) against 79.8 mm (3.14 in), a difference of 3.8 mm (5%). At their widest points they are about the same (21.8 vs 21.5 mm). Weights are published on different bases (Noctigon KR1AA: 33 g without battery; RovyVon Aurora A28 G2: 50.2 g listed), so they are not directly comparable.
Brightness and throw
The RovyVon Aurora A28 G2 is rated at 1,000 lm; we have no published maximum for the Noctigon KR1AA.
Battery
The Noctigon KR1AA runs on removable 14500 / AA batteries; the RovyVon Aurora A28 G2 runs on a built-in rechargeable battery. Only the Noctigon KR1AA lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Noctigon KR1AA was $47.18 at intl-outdoor.com and the RovyVon Aurora A28 G2 $56.95 at rovyvon.com, so the Noctigon KR1AA cost $9.77 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 Noctigon KR1AA if you want a removable cell you can swap. Choose the RovyVon Aurora A28 G2 if you want a shorter light (3.8 mm shorter) 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 ↗ Noctigon KR1AA Check price ↗ RovyVon Aurora A28 G2
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
KR1AA vs Aurora A28 G2 FAQ
Which is smaller, the Noctigon KR1AA or the RovyVon Aurora A28 G2?
The RovyVon Aurora A28 G2 is the shorter light: 76 mm (2.99 in) against 79.8 mm (3.14 in), a difference of 3.8 mm (5%). At their widest points they are about the same (21.8 vs 21.5 mm). Weights are published on different bases (Noctigon KR1AA: 33 g without battery; RovyVon Aurora A28 G2: 50.2 g listed), so they are not directly comparable.
Which is cheaper, the Noctigon KR1AA or the RovyVon Aurora A28 G2?
When we checked on Nov 4, 2026, the Noctigon KR1AA was $47.18 at intl-outdoor.com and the RovyVon Aurora A28 G2 $56.95 at rovyvon.com, so the Noctigon KR1AA cost $9.77 less. Prices change often, so check the current price before you buy.
Do the Noctigon KR1AA and RovyVon Aurora A28 G2 use the same battery?
The Noctigon KR1AA runs on removable 14500 / AA batteries; the RovyVon Aurora A28 G2 runs on a built-in rechargeable battery. Only the Noctigon KR1AA lets you swap in a charged spare.
Compare Noctigon KR1AA with similar lights
Compare RovyVon Aurora A28 G2 with similar lights
More
Sources
- Noctigon KR1AA: specs from Noctigon product page (manufacturer). Price $47.18 from intl-outdoor.com, checked Nov 4, 2026; prices change often.
- RovyVon Aurora A28 G2: specs from manufacturer published specs as listed by adventurecarry.com. Price $56.95 from rovyvon.com, checked Nov 4, 2026; prices change often.
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