Fenix PD36 TAC vs Fenix TK05R size comparison
The Fenix TK05R is 25 mm (0.98 in) shorter than the Fenix PD36 TAC, and 5.5 mm wider at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
Fenix PD36 TAC: Photo: Fenix · Image policy
The Fenix TK05R is 25 mm (0.98 in) shorter than the Fenix PD36 TAC, and 5.5 mm wider at its widest point. Weights are published on different bases (with battery vs without battery), so compare them with care.
Dimensions
| Fenix PD36 TAC Check price ↗ | Fenix TK05R Check price ↗ | |
| Length | 140 mm (5.51 in) | 115 mm (4.53 in)−25 mm |
| Head / width | 26.5 mm (1.04 in) | 32 mm (1.26 in)+5.5 mm |
| Body | 25.4 mm (1.00 in) | 23.5 mm (0.93 in)−1.9 mm |
| Weight | 92 g without battery | 124 g with battery |
| Battery | 21700 | 18350 |
| Max output | 3,000 lm | 1,000 lm |
| Throw | 274 m | 450 m |
| Type | Tactical | Tactical |
| Price | $99.95 at fenixlighting.com, as of Nov 4, 2026 | $79.95 at fenixlighting.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced | fenixlighting.com sourced |
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PD36 TAC vs TK05R: how they differ
Size and weight
The Fenix TK05R is the shorter light: 115 mm (4.53 in) against 140 mm (5.51 in), a difference of 25 mm (18%). At its widest point the Fenix PD36 TAC is 5.5 mm slimmer (26.5 vs 32 mm). Weights are published on different bases (Fenix PD36 TAC: 92 g without battery; Fenix TK05R: 124 g with battery), so they are not directly comparable.
Brightness and throw
The Fenix PD36 TAC is rated brighter: 3,000 lm maximum vs 1,000 lm for the Fenix TK05R, 200% more. For beam distance the Fenix TK05R reaches further: 450 m vs 274 m rated throw (64% more).
Battery
The Fenix PD36 TAC runs on a removable 21700 battery; the Fenix TK05R runs on a removable 18350 battery. For scale, a 21700 cell is about 21 × 70 mm and a 18350 about 18 × 35 mm (nominal).
Price
When we checked on Nov 4, 2026, the Fenix PD36 TAC was $99.95 at fenixlighting.com and the Fenix TK05R $79.95 at fenixlighting.com, so the Fenix TK05R cost $20.00 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 PD36 TAC if you want a slimmer profile (5.5 mm narrower) and more output (3,000 lm vs 1,000 lm). Choose the Fenix TK05R if you want a shorter light (25 mm shorter) and longer throw (450 m vs 274 m). We compare published size, weight, output, throw and battery only, not runtime, interface or build quality.
Check price ↗ Fenix PD36 TAC Check price ↗ Fenix TK05R
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PD36 TAC vs TK05R FAQ
Which is smaller, the Fenix PD36 TAC or the Fenix TK05R?
The Fenix TK05R is the shorter light: 115 mm (4.53 in) against 140 mm (5.51 in), a difference of 25 mm (18%). At its widest point the Fenix PD36 TAC is 5.5 mm slimmer (26.5 vs 32 mm). Weights are published on different bases (Fenix PD36 TAC: 92 g without battery; Fenix TK05R: 124 g with battery), so they are not directly comparable.
Which is brighter, the Fenix PD36 TAC or the Fenix TK05R?
The Fenix PD36 TAC is rated brighter: 3,000 lm maximum vs 1,000 lm for the Fenix TK05R, 200% more. For beam distance the Fenix TK05R reaches further: 450 m vs 274 m rated throw (64% more).
Which is cheaper, the Fenix PD36 TAC or the Fenix TK05R?
When we checked on Nov 4, 2026, the Fenix PD36 TAC was $99.95 at fenixlighting.com and the Fenix TK05R $79.95 at fenixlighting.com, so the Fenix TK05R cost $20.00 less. Prices change often, so check the current price before you buy.
Do the Fenix PD36 TAC and Fenix TK05R use the same battery?
The Fenix PD36 TAC runs on a removable 21700 battery; the Fenix TK05R runs on a removable 18350 battery. For scale, a 21700 cell is about 21 × 70 mm and a 18350 about 18 × 35 mm (nominal).
Compare Fenix PD36 TAC with similar lights
Compare Fenix TK05R with similar lights
More
Sources
- Fenix PD36 TAC: 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 $99.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Fenix TK05R: specs from Fenix product page (manufacturer). Drawing: shape measured from manufacturer photo (goinggear.com), scaled to the published length and diameter. Price $79.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
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