Fenix TK16 V2.0 vs Nitecore P23i size comparison
The Nitecore P23i is 1 mm (0.04 in) longer than the Fenix TK16 V2.0, and 3 mm narrower at its widest point.
The Nitecore P23i is 1 mm (0.04 in) longer than the Fenix TK16 V2.0, and 3 mm narrower at its widest point.
Dimensions
| Fenix TK16 V2.0 Check price ↗ | Nitecore P23i Check price ↗ | |
| Length | 143 mm (5.63 in) | 144 mm (5.67 in)+1 mm |
| Head / width | 34 mm (1.34 in) | 31 mm (1.22 in)−3 mm |
| Body | 25.4 mm (1.00 in) | 25 mm (0.98 in)−0.4 mm |
| Weight | 112 g without battery | — |
| Battery | 21700 | 21700 |
| Max output | 3,100 lm | 3,000 lm |
| Throw | 380 m | 470 m |
| Type | Tactical | Tactical |
| Price | $99.95 at fenixlighting.com, as of Nov 4, 2026 | $99.95 at batteryjunction.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced | batteryjunction.com sourced Retailer weight (297 g) looks inconsistent with this size; omitted until confirmed |
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
TK16 V2.0 vs P23i: how they differ
Size and weight
The Fenix TK16 V2.0 is the shorter light: 143 mm (5.63 in) against 144 mm (5.67 in), a difference of 1 mm (1%). At its widest point the Nitecore P23i is 3 mm slimmer (31 vs 34 mm).
Brightness and throw
The Fenix TK16 V2.0 is rated brighter: 3,100 lm maximum vs 3,000 lm for the Nitecore P23i, 3% more. For beam distance the Nitecore P23i reaches further: 470 m vs 380 m rated throw (24% 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 P23i $99.95 at batteryjunction.com. Prices change often, so check the current price before you buy.
Type
Both are tactical lights in our catalog with a tube body.
Which should you buy?
Choose the Nitecore P23i if you want a slimmer profile (3 mm narrower) and longer throw (470 m vs 380 m). On the specs we track, the Nitecore P23i 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 P23i
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
TK16 V2.0 vs P23i FAQ
Which is smaller, the Fenix TK16 V2.0 or the Nitecore P23i?
The Fenix TK16 V2.0 is the shorter light: 143 mm (5.63 in) against 144 mm (5.67 in), a difference of 1 mm (1%). At its widest point the Nitecore P23i is 3 mm slimmer (31 vs 34 mm).
Which is brighter, the Fenix TK16 V2.0 or the Nitecore P23i?
The Fenix TK16 V2.0 is rated brighter: 3,100 lm maximum vs 3,000 lm for the Nitecore P23i, 3% more. For beam distance the Nitecore P23i reaches further: 470 m vs 380 m rated throw (24% more).
Which is cheaper, the Fenix TK16 V2.0 or the Nitecore P23i?
When we checked on Nov 4, 2026, the Fenix TK16 V2.0 was $99.95 at fenixlighting.com and the Nitecore P23i $99.95 at batteryjunction.com. Prices change often, so check the current price before you buy.
Do the Fenix TK16 V2.0 and Nitecore P23i 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 P23i with similar lights
More
Sources
- Fenix TK16 V2.0: specs from Fenix product page (manufacturer). Drawing: shape measured from manufacturer photo (fenixlighting.com), scaled to the published length and diameter. Price $99.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Nitecore P23i: specs from manufacturer published specs as listed by batteryjunction.com. Drawing: shape measured from manufacturer photo (batteryjunction.com), scaled to the published length and diameter. Price $99.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
Found an error? Email [email protected] and we will fix it.