Emisar D3AA vs Fenix E01 V2.0 AAA size comparison
The Fenix E01 V2.0 AAA is 12.5 mm (0.49 in) shorter than the Emisar D3AA, and 9 mm narrower at its widest point. It is 23 g lighter (without battery).
The Fenix E01 V2.0 AAA is 12.5 mm (0.49 in) shorter than the Emisar D3AA, and 9 mm narrower at its widest point. It is 23 g lighter (without battery).
Dimensions
| Emisar D3AA Check price ↗ | Fenix E01 V2.0 AAA Check price ↗ | |
| Length | 79 mm (3.11 in) | 66.5 mm (2.62 in)−12.5 mm |
| Head / width | 24 mm (0.94 in) | 15 mm (0.59 in)−9 mm |
| Body | 19 mm (0.75 in) | 14 mm (0.55 in)−5 mm |
| Weight | 36 g without battery | 13 g without battery−23 g |
| Battery | 14500 / AA | AAA |
| Max output | — | 100 lm |
| Throw | — | 35 m |
| Type | EDC | EDC |
| Price | $35.81 at intl-outdoor.com, as of Nov 4, 2026 | $12.95 at fenixlighting.com, as of Nov 4, 2026 |
| Source | intl-outdoor.com sourced Output depends on LED option | fenixlighting.com sourced |
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D3AA vs E01 V2.0 AAA: how they differ
Size and weight
The Fenix E01 V2.0 AAA is the shorter light: 66.5 mm (2.62 in) against 79 mm (3.11 in), a difference of 12.5 mm (16%). At its widest point the Fenix E01 V2.0 AAA is 9 mm slimmer (15 vs 24 mm). The Fenix E01 V2.0 AAA is 23 g lighter (13 g vs 36 g, without battery).
Brightness and throw
The Fenix E01 V2.0 AAA is rated at 100 lm; we have no published maximum for the Emisar D3AA. Output for the Emisar D3AA depends on the LED option chosen.
Battery
The Emisar D3AA runs on removable 14500 / AA batteries; the Fenix E01 V2.0 AAA runs on a removable AAA battery. For scale, a 14500 cell is about 14 × 50 mm and a AAA about 10.5 × 44.5 mm (nominal).
Price
When we checked on Nov 4, 2026, the Emisar D3AA was $35.81 at intl-outdoor.com and the Fenix E01 V2.0 AAA $12.95 at fenixlighting.com, so the Fenix E01 V2.0 AAA cost $22.86 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 Fenix E01 V2.0 AAA if you want a shorter light (12.5 mm shorter), a slimmer profile (9 mm narrower) and less weight (23 g lighter). On the specs we track, the Fenix E01 V2.0 AAA is ahead or level everywhere; the Emisar D3AA 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 ↗ Emisar D3AA Check price ↗ Fenix E01 V2.0 AAA
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
D3AA vs E01 V2.0 AAA FAQ
Which is smaller, the Emisar D3AA or the Fenix E01 V2.0 AAA?
The Fenix E01 V2.0 AAA is the shorter light: 66.5 mm (2.62 in) against 79 mm (3.11 in), a difference of 12.5 mm (16%). At its widest point the Fenix E01 V2.0 AAA is 9 mm slimmer (15 vs 24 mm). The Fenix E01 V2.0 AAA is 23 g lighter (13 g vs 36 g, without battery).
Which is cheaper, the Emisar D3AA or the Fenix E01 V2.0 AAA?
When we checked on Nov 4, 2026, the Emisar D3AA was $35.81 at intl-outdoor.com and the Fenix E01 V2.0 AAA $12.95 at fenixlighting.com, so the Fenix E01 V2.0 AAA cost $22.86 less. Prices change often, so check the current price before you buy.
Do the Emisar D3AA and Fenix E01 V2.0 AAA use the same battery?
The Emisar D3AA runs on removable 14500 / AA batteries; the Fenix E01 V2.0 AAA runs on a removable AAA battery. For scale, a 14500 cell is about 14 × 50 mm and a AAA about 10.5 × 44.5 mm (nominal).
Compare Emisar D3AA with similar lights
Compare Fenix E01 V2.0 AAA with similar lights
More
Sources
- Emisar D3AA: specs from Emisar product page (manufacturer). Price $35.81 from intl-outdoor.com, checked Nov 4, 2026; prices change often.
- Fenix E01 V2.0 AAA: specs from Fenix product page (manufacturer). Price $12.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
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