Fenix APEX 20 vs Nitecore T4K size comparison
The Nitecore T4K is 11.6 mm (0.46 in) longer than the Fenix APEX 20, and 1.5 mm wider at its widest point. Weights are published on different bases (listed vs with battery), so compare them with care.
Nitecore T4K: Photo: Nitecore · Image policy
The Nitecore T4K is 11.6 mm (0.46 in) longer than the Fenix APEX 20, and 1.5 mm wider 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 ↗ | Nitecore T4K Check price ↗ | |
| Length | 70.4 mm (2.77 in) | 82 mm (3.23 in)+11.6 mm |
| Head / width | 28.5 mm (1.12 in) | 30 mm (1.18 in)+1.5 mm |
| Thickness | 13.7 mm (0.54 in) | 29 mm (1.14 in)+15.3 mm |
| Weight | 61 g with battery | 77 g listed |
| Battery | Built-in | Built-in |
| Max output | 760 lm | 4,000 lm |
| Throw | 86 m | 209 m |
| Type | EDC limited edition | EDC |
| Price | $89.95 at fenixlighting.com, as of Nov 4, 2026 | $89.95 at batteryjunction.com, as of Nov 4, 2026 |
| 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 T4K: how they differ
Size and weight
The Fenix APEX 20 is the shorter light: 70.4 mm (2.77 in) against 82 mm (3.23 in), a difference of 11.6 mm (14%). At its widest point the Fenix APEX 20 is 1.5 mm slimmer (28.5 vs 30 mm). Weights are published on different bases (Fenix APEX 20: 61 g with battery; Nitecore T4K: 77 g listed), so they are not directly comparable.
Brightness and throw
The Nitecore T4K is rated brighter: 4,000 lm maximum vs 760 lm for the Fenix APEX 20, 426% more. For beam distance the Nitecore T4K reaches further: 209 m vs 86 m rated throw (143% more).
Battery
Both run on a built-in rechargeable battery, so neither needs a separate battery.
Price
When we checked on Nov 4, 2026, the Fenix APEX 20 was $89.95 at fenixlighting.com and the Nitecore T4K $89.95 at batteryjunction.com. Prices change often, so check the current price before you buy.
Type
Both are EDC lights in our catalog with a flat body.
Which should you buy?
Choose the Fenix APEX 20 if you want a shorter light (11.6 mm shorter) and a slimmer profile (1.5 mm narrower). Choose the Nitecore T4K if you want more output (4,000 lm vs 760 lm) and longer throw (209 m vs 86 m). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix APEX 20 Check price ↗ Nitecore T4K
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APEX 20 vs T4K FAQ
Which is smaller, the Fenix APEX 20 or the Nitecore T4K?
The Fenix APEX 20 is the shorter light: 70.4 mm (2.77 in) against 82 mm (3.23 in), a difference of 11.6 mm (14%). At its widest point the Fenix APEX 20 is 1.5 mm slimmer (28.5 vs 30 mm). Weights are published on different bases (Fenix APEX 20: 61 g with battery; Nitecore T4K: 77 g listed), so they are not directly comparable.
Which is brighter, the Fenix APEX 20 or the Nitecore T4K?
The Nitecore T4K is rated brighter: 4,000 lm maximum vs 760 lm for the Fenix APEX 20, 426% more. For beam distance the Nitecore T4K reaches further: 209 m vs 86 m rated throw (143% more).
Which is cheaper, the Fenix APEX 20 or the Nitecore T4K?
When we checked on Nov 4, 2026, the Fenix APEX 20 was $89.95 at fenixlighting.com and the Nitecore T4K $89.95 at batteryjunction.com. Prices change often, so check the current price before you buy.
Do the Fenix APEX 20 and Nitecore T4K use the same battery?
Both run on a built-in rechargeable battery, so neither needs a separate battery.
Compare Fenix APEX 20 with similar lights
Compare Nitecore T4K 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.
- Nitecore T4K: specs from manufacturer published specs as listed by batteryjunction.com. Photo from manufacturer: the maker's own product photo with the background removed, scaled to the published length and diameter (Photo: Nitecore; image policy). Price $89.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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