Fenix LD45R vs Fenix TK22R size comparison
The Fenix TK22R is 2.7 mm (0.11 in) longer than the Fenix LD45R, and 4.5 mm narrower at its widest point. It is 84 g lighter (with battery).
The Fenix TK22R is 2.7 mm (0.11 in) longer than the Fenix LD45R, and 4.5 mm narrower at its widest point. It is 84 g lighter (with battery).
Dimensions
| Fenix LD45R Check price ↗ | Fenix TK22R Check price ↗ | |
| Length | 155.3 mm (6.11 in) | 158 mm (6.22 in)+2.7 mm |
| Head / width | 44.5 mm (1.75 in) | 40 mm (1.57 in)−4.5 mm |
| Body | 32 mm (1.26 in) | 25.4 mm (1.00 in)−6.6 mm |
| Weight | 302 g with battery | 218 g with battery−84 g |
| Battery | 21700 | 21700 |
| Max output | 2,800 lm | 3,200 lm |
| Throw | 480 m | 480 m |
| Type | Tactical | Tactical |
| Price | $159.95 at fenixlighting.com, as of Nov 4, 2026 | $139.95 at fenixlighting.com, as of Nov 4, 2026 |
| Source | fenixlighting.com sourced | fenixlighting.com sourced |
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LD45R vs TK22R: how they differ
Size and weight
The Fenix LD45R is the shorter light: 155.3 mm (6.11 in) against 158 mm (6.22 in), a difference of 2.7 mm (2%). At its widest point the Fenix TK22R is 4.5 mm slimmer (40 vs 44.5 mm). The Fenix TK22R is 84 g lighter (218 g vs 302 g, with battery).
Brightness and throw
The Fenix TK22R is rated brighter: 3,200 lm maximum vs 2,800 lm for the Fenix LD45R, 14% more. Rated throw is the same, 480 m.
Battery
Both run on a removable 21700 battery, so spare cells work in either light.
Price
When we checked on Nov 4, 2026, the Fenix LD45R was $159.95 at fenixlighting.com and the Fenix TK22R $139.95 at fenixlighting.com, so the Fenix TK22R 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 TK22R if you want a slimmer profile (4.5 mm narrower), less weight (84 g lighter) and more output (3,200 lm vs 2,800 lm). On the specs we track, the Fenix TK22R is ahead or level everywhere; the Fenix LD45R 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 LD45R Check price ↗ Fenix TK22R
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LD45R vs TK22R FAQ
Which is smaller, the Fenix LD45R or the Fenix TK22R?
The Fenix LD45R is the shorter light: 155.3 mm (6.11 in) against 158 mm (6.22 in), a difference of 2.7 mm (2%). At its widest point the Fenix TK22R is 4.5 mm slimmer (40 vs 44.5 mm). The Fenix TK22R is 84 g lighter (218 g vs 302 g, with battery).
Which is brighter, the Fenix LD45R or the Fenix TK22R?
The Fenix TK22R is rated brighter: 3,200 lm maximum vs 2,800 lm for the Fenix LD45R, 14% more. Rated throw is the same, 480 m.
Which is cheaper, the Fenix LD45R or the Fenix TK22R?
When we checked on Nov 4, 2026, the Fenix LD45R was $159.95 at fenixlighting.com and the Fenix TK22R $139.95 at fenixlighting.com, so the Fenix TK22R cost $20.00 less. Prices change often, so check the current price before you buy.
Do the Fenix LD45R and Fenix TK22R use the same battery?
Both run on a removable 21700 battery, so spare cells work in either light.
Compare Fenix LD45R with similar lights
Compare Fenix TK22R with similar lights
More
Sources
- Fenix LD45R: specs from Fenix product page (manufacturer). Price $159.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
- Fenix TK22R: specs from Fenix product page (manufacturer). Price $139.95 from fenixlighting.com, checked Nov 4, 2026; prices change often.
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