Comparison Console
Acebeam K65 vs Fenix LR40R V2.0
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Acebeam K65 stands out as the lightest option for weight, with about a 22% gap from the closest alternative. Acebeam K65 stands out as the cheapest option for retail price, with about a 29% gap from the closest alternative. Fenix LR40R V2.0 stands out as the highest output option for max lumens, with about a 142% gap from the closest alternative.
Decision Signals
What stands out
Acebeam K65 stands out as the cheapest option for retail price, with about a 29% gap from the closest alternative.
Fenix LR40R V2.0 stands out as the most expensive option for retail price, with about a 41% gap from the closest alternative.
Acebeam K65 stands out as the lightest option for weight, with about a 22% gap from the closest alternative.
Fenix LR40R V2.0 stands out as the heaviest option for weight, with about a 29% gap from the closest alternative.
Acebeam K65 stands out as the lowest output option for max lumens, with about a 59% gap from the closest alternative.
Fenix LR40R V2.0 stands out as the highest output option for max lumens, with about a 142% gap from the closest alternative.
Fenix LR40R V2.0 stands out as the shortest runtime option for max runtime, with about a 99% gap from the closest alternative.
Acebeam K65 stands out as the longest runtime option for max runtime, with about a 10809% 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$224Cheapest
US$315.92Most expensive
Weight
660 g (23.28 oz)Lightest
850 g (29.98 oz)Heaviest
Length
190 mm (7.48 in)Longest
175 mm (6.89 in)Shortest
Output
Max lumens
6200 lmLowest output
15000 lmHighest output
Max candela
257000 cd
Unknown
Beam distance
1014 m (3327 ft)Highest
900 m (2953 ft)Lowest
Max runtime
3600 minLongest runtime
33 minShortest runtime
Power & durability
Battery type
4x 18650
Built-in rechargeable Li-ion battery pack 12000 mAh (or 1 to 4 x 18650 cells)
Charging type
Unknown
USB Type-C fast charging (QC3.0 compatible)
Rechargeable
Yes
Yes
IP rating
IPX8 (2m)
IP68
Impact resistance
1.2 m (4 ft)
Unknown
Material
Aircraft-grade aluminium alloy Type 6063 with premium type III hard anodized anti-abrasive finish, stainless steel bezel
Unknown
Use case profile
Best for
SearchingHuntingRescuingSecuringCavingOutdoor activitiesLaw enforcementEmergency servicesNature conservationNocturnal adventurers
Search and rescueOutdoor contractorsHigh output lighting needsLong-range and wide-area illumination
Common praise
Extremely high maximum output and throwLong runtime on lower modesRobust build quality with premium materialsEasy one-handed operation via side electronic switchEffective thermal regulation and battery power indicatorsMultiple brightness levels and special modes like strobe and SOS
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
Common complaints
Heavier and larger compared to smaller EDC flashlightsHotspot tint with some yellowish corona noted in beamSide switch has small UI quirks such as mode skippingBezel can get damaged when dropped despite stainless steel material
Heaviest and largest in its class for EDCHighest output modes are temperature limited with short runtime at max output