Fenix TK26R vs Nitecore P23i size comparison

TK26R vs P23i: how they differ

Size and weight

The Nitecore P23i is the shorter light: 144 mm (5.67 in) against 150 mm (5.91 in), a difference of 6 mm (4%). At its widest point the Nitecore P23i is 9 mm slimmer (31 vs 40 mm).

Brightness and throw

The Nitecore P23i is rated brighter: 3,000 lm maximum vs 1,500 lm for the Fenix TK26R, 100% more. For beam distance the Nitecore P23i reaches further: 470 m vs 350 m rated throw (34% more).

Battery

The Fenix TK26R runs on removable 18650 / 2x CR123A batteries; the Nitecore P23i runs on a removable 21700 battery. For scale, a 18650 cell is about 18 × 65 mm and a 21700 about 21 × 70 mm (nominal).

Price

When we checked on Nov 4, 2026, the Fenix TK26R was $129.95 at fenixlighting.com and the Nitecore P23i $99.95 at batteryjunction.com, so the Nitecore P23i cost $30.00 less. 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 shorter light (6 mm shorter), a slimmer profile (9 mm narrower), more output (3,000 lm vs 1,500 lm) and longer throw (470 m vs 350 m). On the specs we track, the Nitecore P23i is ahead or level everywhere; the Fenix TK26R 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 TK26R Check price ↗ Nitecore P23i

We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure