Nitecore P23i vs ThruNite BSS V6 size comparison
The ThruNite BSS V6 is 2 mm (0.08 in) longer than the Nitecore P23i, and 6 mm narrower at its widest point.
The ThruNite BSS V6 is 2 mm (0.08 in) longer than the Nitecore P23i, and 6 mm narrower at its widest point.
Dimensions
| Nitecore P23i Check price ↗ | ThruNite BSS V6 Check price ↗ | |
| Length | 144 mm (5.67 in) | 146 mm (5.75 in)+2 mm |
| Head / width | 31 mm (1.22 in) | 25 mm (0.98 in)−6 mm |
| Body | 25 mm (0.98 in) | 24 mm (0.94 in)−1 mm |
| Weight | — | 97 g listed |
| Battery | 21700 | 18650 |
| Max output | 3,000 lm | 2,000 lm |
| Throw | 470 m | 259 m |
| Type | Tactical | Tactical |
| Price | $99.95 at batteryjunction.com, as of Nov 4, 2026 | $49.99 at batteryjunction.com, as of Nov 4, 2026 |
| Source | batteryjunction.com sourced Retailer weight (297 g) looks inconsistent with this size; omitted until confirmed | batteryjunction.com sourced |
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P23i vs BSS V6: how they differ
Size and weight
The Nitecore P23i is the shorter light: 144 mm (5.67 in) against 146 mm (5.75 in), a difference of 2 mm (1%). At its widest point the ThruNite BSS V6 is 6 mm slimmer (25 vs 31 mm).
Brightness and throw
The Nitecore P23i is rated brighter: 3,000 lm maximum vs 2,000 lm for the ThruNite BSS V6, 50% more. For beam distance the Nitecore P23i reaches further: 470 m vs 259 m rated throw (81% more).
Battery
The Nitecore P23i runs on a removable 21700 battery; the ThruNite BSS V6 runs on a removable 18650 battery. For scale, a 21700 cell is about 21 × 70 mm and a 18650 about 18 × 65 mm (nominal).
Price
When we checked on Nov 4, 2026, the Nitecore P23i was $99.95 at batteryjunction.com and the ThruNite BSS V6 $49.99 at batteryjunction.com, so the ThruNite BSS V6 cost $49.96 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 more output (3,000 lm vs 2,000 lm) and longer throw (470 m vs 259 m). Choose the ThruNite BSS V6 if you want a slimmer profile (6 mm narrower). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Nitecore P23i Check price ↗ ThruNite BSS V6
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P23i vs BSS V6 FAQ
Which is smaller, the Nitecore P23i or the ThruNite BSS V6?
The Nitecore P23i is the shorter light: 144 mm (5.67 in) against 146 mm (5.75 in), a difference of 2 mm (1%). At its widest point the ThruNite BSS V6 is 6 mm slimmer (25 vs 31 mm).
Which is brighter, the Nitecore P23i or the ThruNite BSS V6?
The Nitecore P23i is rated brighter: 3,000 lm maximum vs 2,000 lm for the ThruNite BSS V6, 50% more. For beam distance the Nitecore P23i reaches further: 470 m vs 259 m rated throw (81% more).
Which is cheaper, the Nitecore P23i or the ThruNite BSS V6?
When we checked on Nov 4, 2026, the Nitecore P23i was $99.95 at batteryjunction.com and the ThruNite BSS V6 $49.99 at batteryjunction.com, so the ThruNite BSS V6 cost $49.96 less. Prices change often, so check the current price before you buy.
Do the Nitecore P23i and ThruNite BSS V6 use the same battery?
The Nitecore P23i runs on a removable 21700 battery; the ThruNite BSS V6 runs on a removable 18650 battery. For scale, a 21700 cell is about 21 × 70 mm and a 18650 about 18 × 65 mm (nominal).
Compare Nitecore P23i with similar lights
Compare ThruNite BSS V6 with similar lights
More
Sources
- Nitecore P23i: specs from manufacturer published specs as listed by batteryjunction.com. Price $99.95 from batteryjunction.com, checked Nov 4, 2026; prices change often.
- ThruNite BSS V6: specs from manufacturer published specs as listed by batteryjunction.com. Price $49.99 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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