Fenix TK16 V2.0 vs Nitecore P20iX size comparison
The Nitecore P20iX is 1.5 mm (0.06 in) shorter than the Fenix TK16 V2.0, and 2.2 mm narrower at its widest point. Weights are published on different bases (listed (battery unspecified) vs without battery), so compare them with care.
The Nitecore P20iX is 1.5 mm (0.06 in) shorter than the Fenix TK16 V2.0, and 2.2 mm narrower at its widest point. Weights are published on different bases (listed (battery unspecified) vs without battery), so compare them with care.
Dimensions
| Fenix TK16 V2.0 Check price ↗ | Nitecore P20iX Check price ↗ | |
| Length | 143 mm (5.63 in) | 141.5 mm (5.57 in)−1.5 mm |
| Head / width | 34 mm (1.34 in) | 31.8 mm (1.25 in)−2.2 mm |
| Body | 25.4 mm (1.00 in) | 25.4 mm (1.00 in)same |
| Weight | 112 g without battery | 116 g listed (battery unspecified) |
| Battery | 21700 | 21700 |
| Max output | 3,100 lm | 4,000 lm |
| Throw | 380 m | — |
| Type | Tactical | EDC |
| Price | $99.95 at fenixlighting.com, as of Nov 4, 2026 | $119.95 at nitecorestore.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced | nitecorestore.com sourced Listed L-5.57" x W-1.25" x H-1.00", 4.09 oz; converted |
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TK16 V2.0 vs P20iX: how they differ
Size and weight
The Nitecore P20iX is the shorter light: 141.5 mm (5.57 in) against 143 mm (5.63 in), a difference of 1.5 mm (1%). At its widest point the Nitecore P20iX is 2.2 mm slimmer (31.8 vs 34 mm). Weights are published on different bases (Fenix TK16 V2.0: 112 g without battery; Nitecore P20iX: 116 g listed (battery unspecified)), so they are not directly comparable.
Brightness and throw
The Nitecore P20iX is rated brighter: 4,000 lm maximum vs 3,100 lm for the Fenix TK16 V2.0, 29% more.
Battery
Both run on a removable 21700 battery, so spare cells work in either light.
Price
When we checked on Nov 4, 2026, the Fenix TK16 V2.0 was $99.95 at fenixlighting.com and the Nitecore P20iX $119.95 at nitecorestore.com, so the Fenix TK16 V2.0 cost $20.00 less. Prices change often, so check the current price before you buy.
Type
The Fenix TK16 V2.0 is listed as tactical and the Nitecore P20iX as edc, so they suit different jobs.
Which should you buy?
Choose the Nitecore P20iX if you want a slimmer profile (2.2 mm narrower) and more output (4,000 lm vs 3,100 lm). On the specs we track, the Nitecore P20iX is ahead or level everywhere; the Fenix TK16 V2.0 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 ↗ Fenix TK16 V2.0 Check price ↗ Nitecore P20iX
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TK16 V2.0 vs P20iX FAQ
Which is smaller, the Fenix TK16 V2.0 or the Nitecore P20iX?
The Nitecore P20iX is the shorter light: 141.5 mm (5.57 in) against 143 mm (5.63 in), a difference of 1.5 mm (1%). At its widest point the Nitecore P20iX is 2.2 mm slimmer (31.8 vs 34 mm). Weights are published on different bases (Fenix TK16 V2.0: 112 g without battery; Nitecore P20iX: 116 g listed (battery unspecified)), so they are not directly comparable.
Which is brighter, the Fenix TK16 V2.0 or the Nitecore P20iX?
The Nitecore P20iX is rated brighter: 4,000 lm maximum vs 3,100 lm for the Fenix TK16 V2.0, 29% more.
Which is cheaper, the Fenix TK16 V2.0 or the Nitecore P20iX?
When we checked on Nov 4, 2026, the Fenix TK16 V2.0 was $99.95 at fenixlighting.com and the Nitecore P20iX $119.95 at nitecorestore.com, so the Fenix TK16 V2.0 cost $20.00 less. Prices change often, so check the current price before you buy.
Do the Fenix TK16 V2.0 and Nitecore P20iX use the same battery?
Both run on a removable 21700 battery, so spare cells work in either light.
Compare Fenix TK16 V2.0 with similar lights
Compare Nitecore P20iX with similar lights
More
Sources
- Fenix TK16 V2.0: specs from Fenix product page (manufacturer). Price $99.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Nitecore P20iX: specs from manufacturer published specs as listed by nitecorestore.com. Price $119.95 from nitecorestore.com, checked Nov 4, 2026; prices change often.
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