Fenix APEX 20 vs Fenix E18R V2.0 size comparison
The Fenix E18R V2.0 is 3.4 mm (0.13 in) shorter than the Fenix APEX 20, and 6.5 mm narrower at its widest point. It is 5 g lighter (with battery).
The Fenix E18R V2.0 is 3.4 mm (0.13 in) shorter than the Fenix APEX 20, and 6.5 mm narrower at its widest point. It is 5 g lighter (with battery).
Dimensions
| Fenix APEX 20 Check price ↗ | Fenix E18R V2.0 Check price ↗ | |
| Length | 70.4 mm (2.77 in) | 67 mm (2.64 in)−3.4 mm |
| Head / width | 28.5 mm (1.12 in) | 22 mm (0.87 in)−6.5 mm |
| Body | — | 22 mm (0.87 in) |
| Thickness | 13.7 mm (0.54 in) | — |
| Weight | 61 g with battery | 56 g with battery−5 g |
| Battery | Built-in | 16340 |
| Max output | 760 lm | 1,200 lm |
| Throw | 86 m | 146 m |
| Type | EDC limited edition | EDC |
| Price | $89.95 at fenixlighting.com, as of Nov 4, 2026 | $59.95 at fenixlighting.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced Listed 28.5 mm wide x 13.7 mm thick; Limited edition | fenixlighting.com sourced |
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APEX 20 vs E18R V2.0: how they differ
Size and weight
The Fenix E18R V2.0 is the shorter light: 67 mm (2.64 in) against 70.4 mm (2.77 in), a difference of 3.4 mm (5%). At its widest point the Fenix E18R V2.0 is 6.5 mm slimmer (22 vs 28.5 mm). The Fenix E18R V2.0 is 5 g lighter (56 g vs 61 g, with battery).
Brightness and throw
The Fenix E18R V2.0 is rated brighter: 1,200 lm maximum vs 760 lm for the Fenix APEX 20, 58% more. For beam distance the Fenix E18R V2.0 reaches further: 146 m vs 86 m rated throw (70% more).
Battery
The Fenix APEX 20 runs on a built-in rechargeable battery; the Fenix E18R V2.0 runs on a removable 16340 battery. Only the Fenix E18R V2.0 lets you swap in a charged spare.
Price
When we checked on Nov 4, 2026, the Fenix APEX 20 was $89.95 at fenixlighting.com and the Fenix E18R V2.0 $59.95 at fenixlighting.com, so the Fenix E18R V2.0 cost $30.00 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 APEX 20 if you want a built-in battery with no separate cell to buy. Choose the Fenix E18R V2.0 if you want a shorter light (3.4 mm shorter), a slimmer profile (6.5 mm narrower), less weight (5 g lighter), more output (1,200 lm vs 760 lm), longer throw (146 m vs 86 m) and a removable cell you can swap. We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix APEX 20 Check price ↗ Fenix E18R V2.0
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
APEX 20 vs E18R V2.0 FAQ
Which is smaller, the Fenix APEX 20 or the Fenix E18R V2.0?
The Fenix E18R V2.0 is the shorter light: 67 mm (2.64 in) against 70.4 mm (2.77 in), a difference of 3.4 mm (5%). At its widest point the Fenix E18R V2.0 is 6.5 mm slimmer (22 vs 28.5 mm). The Fenix E18R V2.0 is 5 g lighter (56 g vs 61 g, with battery).
Which is brighter, the Fenix APEX 20 or the Fenix E18R V2.0?
The Fenix E18R V2.0 is rated brighter: 1,200 lm maximum vs 760 lm for the Fenix APEX 20, 58% more. For beam distance the Fenix E18R V2.0 reaches further: 146 m vs 86 m rated throw (70% more).
Which is cheaper, the Fenix APEX 20 or the Fenix E18R V2.0?
When we checked on Nov 4, 2026, the Fenix APEX 20 was $89.95 at fenixlighting.com and the Fenix E18R V2.0 $59.95 at fenixlighting.com, so the Fenix E18R V2.0 cost $30.00 less. Prices change often, so check the current price before you buy.
Do the Fenix APEX 20 and Fenix E18R V2.0 use the same battery?
The Fenix APEX 20 runs on a built-in rechargeable battery; the Fenix E18R V2.0 runs on a removable 16340 battery. Only the Fenix E18R V2.0 lets you swap in a charged spare.
Compare Fenix APEX 20 with similar lights
Compare Fenix E18R V2.0 with similar lights
More
Sources
- Fenix APEX 20: specs from Fenix product page (manufacturer). Drawing: outline from published specs. Price $89.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Fenix E18R V2.0: specs from Fenix product page (manufacturer). Drawing: outline from published specs. Price $59.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
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