Fenix PD36R ACE vs ThruNite TN12 V6 size comparison
The ThruNite TN12 V6 is 12 mm (0.47 in) shorter than the Fenix PD36R ACE, and 3 mm narrower at its widest point. Weights are published on different bases (listed (battery unspecified) vs with battery), so compare them with care.
The ThruNite TN12 V6 is 12 mm (0.47 in) shorter than the Fenix PD36R ACE, and 3 mm narrower at its widest point. Weights are published on different bases (listed (battery unspecified) vs with battery), so compare them with care.
Dimensions
| Fenix PD36R ACE Check price ↗ | ThruNite TN12 V6 Check price ↗ | |
| Length | 146 mm (5.75 in) | 134 mm (5.28 in)−12 mm |
| Head / width | 30 mm (1.18 in) | 27 mm (1.06 in)−3 mm |
| Body | 26 mm (1.02 in) | 24 mm (0.94 in)−2 mm |
| Weight | 181.6 g with battery | 88 g listed (battery unspecified) |
| Battery | 21700 | 18650 |
| Max output | 3,000 lm | 1,950 lm |
| Throw | 415 m | — |
| Type | EDC | EDC |
| Price | $109.95 at fenixlighting.com, as of Nov 4, 2026 | $39.99 at batteryjunction.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced | batteryjunction.com sourced |
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PD36R ACE vs TN12 V6: how they differ
Size and weight
The ThruNite TN12 V6 is the shorter light: 134 mm (5.28 in) against 146 mm (5.75 in), a difference of 12 mm (8%). At its widest point the ThruNite TN12 V6 is 3 mm slimmer (27 vs 30 mm). Weights are published on different bases (Fenix PD36R ACE: 181.6 g with battery; ThruNite TN12 V6: 88 g listed (battery unspecified)), so they are not directly comparable.
Brightness and throw
The Fenix PD36R ACE is rated brighter: 3,000 lm maximum vs 1,950 lm for the ThruNite TN12 V6, 54% more.
Battery
The Fenix PD36R ACE runs on a removable 21700 battery; the ThruNite TN12 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 Fenix PD36R ACE was $109.95 at fenixlighting.com and the ThruNite TN12 V6 $39.99 at batteryjunction.com, so the ThruNite TN12 V6 cost $69.96 less. Prices change often, so check the current price before you buy.
Type
Both are EDC lights in our catalog with a tube body.
Which should you buy?
Choose the Fenix PD36R ACE if you want more output (3,000 lm vs 1,950 lm). Choose the ThruNite TN12 V6 if you want a shorter light (12 mm shorter) and a slimmer profile (3 mm narrower). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix PD36R ACE Check price ↗ ThruNite TN12 V6
We may earn a commission from these links, at no cost to you. Rankings are never paid for. Disclosure
PD36R ACE vs TN12 V6 FAQ
Which is smaller, the Fenix PD36R ACE or the ThruNite TN12 V6?
The ThruNite TN12 V6 is the shorter light: 134 mm (5.28 in) against 146 mm (5.75 in), a difference of 12 mm (8%). At its widest point the ThruNite TN12 V6 is 3 mm slimmer (27 vs 30 mm). Weights are published on different bases (Fenix PD36R ACE: 181.6 g with battery; ThruNite TN12 V6: 88 g listed (battery unspecified)), so they are not directly comparable.
Which is brighter, the Fenix PD36R ACE or the ThruNite TN12 V6?
The Fenix PD36R ACE is rated brighter: 3,000 lm maximum vs 1,950 lm for the ThruNite TN12 V6, 54% more.
Which is cheaper, the Fenix PD36R ACE or the ThruNite TN12 V6?
When we checked on Nov 4, 2026, the Fenix PD36R ACE was $109.95 at fenixlighting.com and the ThruNite TN12 V6 $39.99 at batteryjunction.com, so the ThruNite TN12 V6 cost $69.96 less. Prices change often, so check the current price before you buy.
Do the Fenix PD36R ACE and ThruNite TN12 V6 use the same battery?
The Fenix PD36R ACE runs on a removable 21700 battery; the ThruNite TN12 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 Fenix PD36R ACE with similar lights
Compare ThruNite TN12 V6 with similar lights
More
Sources
- Fenix PD36R ACE: specs from Fenix product page (manufacturer). Drawing: shape measured from manufacturer photo (batteryjunction.com), scaled to the published length and diameter. Price $109.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- ThruNite TN12 V6: specs from manufacturer published specs as listed by batteryjunction.com. Drawing: outline from published specs. Price $39.99 from batteryjunction.com, checked Nov 4, 2026; prices change often.
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