Fenix APEX 20 vs ThruNite T1S V2 size comparison
The ThruNite T1S V2 is 1.4 mm (0.06 in) shorter than the Fenix APEX 20, and 2.5 mm narrower at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
The ThruNite T1S V2 is 1.4 mm (0.06 in) shorter than the Fenix APEX 20, and 2.5 mm narrower at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
Dimensions
| Fenix APEX 20 Check price ↗ | ThruNite T1S V2 Check price ↗ | |
| Length | 70.4 mm (2.77 in) | 69 mm (2.72 in)−1.4 mm |
| Head / width | 28.5 mm (1.12 in) | 26 mm (1.02 in)−2.5 mm |
| Body | — | 22 mm (0.87 in) |
| Thickness | 13.7 mm (0.54 in) | — |
| Weight | 61 g with battery | 41 g listed |
| Battery | Built-in | 18350 |
| Max output | 760 lm | 1,212 lm |
| Throw | 86 m | 184 m |
| Type | EDC limited edition | EDC |
| Price | $89.95 at fenixlighting.com, as of Nov 4, 2026 | not verified yet |
| Source | fenixlighting.com sourced Listed 28.5 mm wide x 13.7 mm thick; Limited edition | batteryjunction.com sourced |
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APEX 20 vs T1S V2: how they differ
Size and weight
The ThruNite T1S V2 is the shorter light: 69 mm (2.72 in) against 70.4 mm (2.77 in), a difference of 1.4 mm (2%). At its widest point the ThruNite T1S V2 is 2.5 mm slimmer (26 vs 28.5 mm). Weights are published on different bases (Fenix APEX 20: 61 g with battery; ThruNite T1S V2: 41 g listed), so they are not directly comparable.
Brightness and throw
The ThruNite T1S V2 is rated brighter: 1,212 lm maximum vs 760 lm for the Fenix APEX 20, 59% more. For beam distance the ThruNite T1S V2 reaches further: 184 m vs 86 m rated throw (114% more).
Battery
The Fenix APEX 20 runs on a built-in rechargeable battery; the ThruNite T1S V2 runs on a removable 18350 battery. Only the ThruNite T1S V2 lets you swap in a charged spare.
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 ThruNite T1S V2 if you want a slimmer profile (2.5 mm narrower), more output (1,212 lm vs 760 lm), longer throw (184 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 ↗ ThruNite T1S V2
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
APEX 20 vs T1S V2 FAQ
Which is smaller, the Fenix APEX 20 or the ThruNite T1S V2?
The ThruNite T1S V2 is the shorter light: 69 mm (2.72 in) against 70.4 mm (2.77 in), a difference of 1.4 mm (2%). At its widest point the ThruNite T1S V2 is 2.5 mm slimmer (26 vs 28.5 mm). Weights are published on different bases (Fenix APEX 20: 61 g with battery; ThruNite T1S V2: 41 g listed), so they are not directly comparable.
Which is brighter, the Fenix APEX 20 or the ThruNite T1S V2?
The ThruNite T1S V2 is rated brighter: 1,212 lm maximum vs 760 lm for the Fenix APEX 20, 59% more. For beam distance the ThruNite T1S V2 reaches further: 184 m vs 86 m rated throw (114% more).
Do the Fenix APEX 20 and ThruNite T1S V2 use the same battery?
The Fenix APEX 20 runs on a built-in rechargeable battery; the ThruNite T1S V2 runs on a removable 18350 battery. Only the ThruNite T1S V2 lets you swap in a charged spare.
Compare Fenix APEX 20 with similar lights
Compare ThruNite T1S V2 with similar lights
More
Sources
- Fenix APEX 20: specs from Fenix product page (manufacturer). Price $89.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- ThruNite T1S V2: specs from manufacturer published specs as listed by batteryjunction.com. No verified price yet.
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