Fenix TK35R vs Nitecore P23i size comparison
The Nitecore P23i is 10 mm (0.39 in) shorter than the Fenix TK35R, and 12 mm narrower at its widest point.
Fenix TK35R: Photo: Fenix · Image policy
The Nitecore P23i is 10 mm (0.39 in) shorter than the Fenix TK35R, and 12 mm narrower at its widest point.
Dimensions
| Fenix TK35R Check price ↗ | Nitecore P23i Check price ↗ | |
| Length | 154 mm (6.06 in) | 144 mm (5.67 in)−10 mm |
| Head / width | 43 mm (1.69 in) | 31 mm (1.22 in)−12 mm |
| Body | 43 mm (1.69 in) | 25 mm (0.98 in)−18 mm |
| Weight | 342 g with battery | — |
| Battery | Two included 4000mAh rechargeable li-ion | 21700 |
| Max output | 5,800 lm | 3,000 lm |
| Throw | 610 m | 470 m |
| Type | Tactical | Tactical |
| Price | $199.95 at fenixlighting.com, as of Nov 4, 2026 | $99.95 at batteryjunction.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced Only body width (43 mm) listed | 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
TK35R vs P23i: how they differ
Size and weight
The Nitecore P23i is the shorter light: 144 mm (5.67 in) against 154 mm (6.06 in), a difference of 10 mm (6%). At its widest point the Nitecore P23i is 12 mm slimmer (31 vs 43 mm).
Brightness and throw
The Fenix TK35R is rated brighter: 5,800 lm maximum vs 3,000 lm for the Nitecore P23i, 93% more. For beam distance the Fenix TK35R reaches further: 610 m vs 470 m rated throw (30% more).
Battery
The Fenix TK35R runs on its own battery (Two included 4000mAh rechargeable li-ion); the Nitecore P23i runs on a removable 21700 battery.
Price
When we checked on Nov 4, 2026, the Fenix TK35R was $199.95 at fenixlighting.com and the Nitecore P23i $99.95 at batteryjunction.com, so the Nitecore P23i cost $100.00 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 Fenix TK35R if you want more output (5,800 lm vs 3,000 lm) and longer throw (610 m vs 470 m). Choose the Nitecore P23i if you want a shorter light (10 mm shorter) and a slimmer profile (12 mm narrower). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix TK35R Check price ↗ Nitecore P23i
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
TK35R vs P23i FAQ
Which is smaller, the Fenix TK35R or the Nitecore P23i?
The Nitecore P23i is the shorter light: 144 mm (5.67 in) against 154 mm (6.06 in), a difference of 10 mm (6%). At its widest point the Nitecore P23i is 12 mm slimmer (31 vs 43 mm).
Which is brighter, the Fenix TK35R or the Nitecore P23i?
The Fenix TK35R is rated brighter: 5,800 lm maximum vs 3,000 lm for the Nitecore P23i, 93% more. For beam distance the Fenix TK35R reaches further: 610 m vs 470 m rated throw (30% more).
Which is cheaper, the Fenix TK35R or the Nitecore P23i?
When we checked on Nov 4, 2026, the Fenix TK35R was $199.95 at fenixlighting.com and the Nitecore P23i $99.95 at batteryjunction.com, so the Nitecore P23i cost $100.00 less. Prices change often, so check the current price before you buy.
Do the Fenix TK35R and Nitecore P23i use the same battery?
The Fenix TK35R runs on its own battery (Two included 4000mAh rechargeable li-ion); the Nitecore P23i runs on a removable 21700 battery.
Compare Fenix TK35R with similar lights
Compare Nitecore P23i with similar lights
More
Sources
- Fenix TK35R: specs from Fenix product page (manufacturer). Photo from manufacturer: the maker's own product photo with the background removed, scaled to the published length and diameter (Photo: Fenix; image policy). Price $199.95 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.