Comparison Console
Fenix LR40R V2.0 vs Nitecore TM39
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Fenix LR40R V2.0 stands out as the lightest option for weight, with about a 38% gap from the closest alternative. Fenix LR40R V2.0 stands out as the cheapest option for retail price, with about a 37% gap from the closest alternative. Fenix LR40R V2.0 stands out as the highest output option for max lumens, with about a 188% gap from the closest alternative.
Decision Signals
What stands out
Fenix LR40R V2.0 stands out as the cheapest option for retail price, with about a 37% gap from the closest alternative.
Nitecore TM39 stands out as the most expensive option for retail price, with about a 58% gap from the closest alternative.
Fenix LR40R V2.0 stands out as the lightest option for weight, with about a 38% gap from the closest alternative.
Nitecore TM39 stands out as the heaviest option for weight, with about a 60% gap from the closest alternative.
Nitecore TM39 stands out as the lowest output option for max lumens, with about a 65% gap from the closest alternative.
Fenix LR40R V2.0 stands out as the highest output option for max lumens, with about a 188% gap from the closest alternative.
Fenix LR40R V2.0 stands out as the shortest runtime option for max runtime, with about a 98% gap from the closest alternative.
Nitecore TM39 stands out as the longest runtime option for max runtime, with about a 6445% gap from the closest alternative.
Specification Profile
Relative dimensions at a glance
Each axis is normalized against the largest raw value among the products in this comparison. Farther outward means a larger value, not necessarily a better result. Axes with an unverified value are omitted.
Price & carry
Retail price
US$315.92Cheapest
US$499.95Most expensive
Weight
850 g (29.98 oz)Lightest
1361 g (48.01 oz)Heaviest
Length
175 mm (6.89 in)Shortest
276 mm (10.87 in)Longest
Output
Max lumens
15000 lmHighest output
5200 lmLowest output
Max candela
Unknown
562500 cd
Beam distance
900 m (2953 ft)Lowest
1500 m (4921 ft)Highest
Max runtime
33 minShortest runtime
2160 minLongest runtime
Power & durability
Battery type
Built-in rechargeable Li-ion battery pack 12000 mAh (or 1 to 4 x 18650 cells)
NBP68 HD rechargeable battery pack (98Wh, 3400mAh x8, 3.7V)
Charging type
USB Type-C fast charging (QC3.0 compatible)
Built-in charging port via AC adapter (3.5mm)
Rechargeable
Yes
Yes
IP rating
IP68
IP68 (up to 2m submersible)
Impact resistance
Unknown
1 m (3 ft)
Material
Unknown
Aviation grade aluminum alloy with Military grade HA III hard anodized finish
Use case profile
Best for
Search and rescueOutdoor contractorsHigh output lighting needsLong-range and wide-area illumination
Search and rescueHuntingExplorationLong-range illumination
Common praise
Excellent brightness and balanced beam for both throw and floodDurable and waterproof design (IP68)Fast USB-C charging and battery level indicatorGood runtime especially on lower modesErgonomic and solid build quality
Extremely powerful beam with impressive long throwDurable build with waterproof and impact resistanceUser-friendly double-button interface with OLED displayLong runtime on lower modes with included large battery pack
Common complaints
Heaviest and largest in its class for EDCHighest output modes are temperature limited with short runtime at max output
Large size and weight limits portability for everyday carryHigher brightness modes have shorter runtimePremium price point
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