Comparison Console
Fenix LD12R vs Fenix UC35
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Fenix LD12R stands out as the lightest option for weight, with about a 17% gap from the closest alternative. Fenix LD12R stands out as the cheapest option for retail price, with about a 42% gap from the closest alternative. Fenix UC35 stands out as the highest output option for max lumens, with about a 67% gap from the closest alternative.
Decision Signals
What stands out
Fenix LD12R stands out as the cheapest option for retail price, with about a 42% gap from the closest alternative.
Fenix UC35 stands out as the most expensive option for retail price, with about a 72% gap from the closest alternative.
Fenix LD12R stands out as the lightest option for weight, with about a 17% gap from the closest alternative.
Fenix UC35 stands out as the heaviest option for weight, with about a 20% gap from the closest alternative.
Fenix LD12R stands out as the lowest output option for max lumens, with about a 40% gap from the closest alternative.
Fenix UC35 stands out as the highest output option for max lumens, with about a 67% gap from the closest alternative.
Fenix LD12R stands out as the shortest runtime option for max runtime, with about a 98% gap from the closest alternative.
Fenix UC35 stands out as the longest runtime option for max runtime, with about a 4798% 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$73.21Cheapest
US$126Most expensive
Weight
74 g (2.61 oz)Lightest
89 g (3.14 oz)Heaviest
Length
142 mm (5.59 in)Longest
140 mm (5.51 in)Shortest
Output
Max lumens
600 lmLowest output
1000 lmHighest output
Max candela
Unknown
17700 cd
Beam distance
186 m (610 ft)Lowest
266 m (873 ft)Highest
Max runtime
980 minShortest runtime
48000 minLongest runtime
Power & durability
Battery type
14500 rechargeable Li-ion; also compatible with AA battery
One 18650 rechargeable Li-ion battery or two CR123A batteries
Charging type
USB Type-C
Micro USB 5V/2A
Rechargeable
Yes
Yes
IP rating
IP68
IP68
Impact resistance
1.5 m (5 ft)Highest
1 m (3 ft)Lowest
Material
Unknown
High strength oxidation-resistant aluminum with HAIII hard anodized finish
Use case profile
Best for
Everyday carryHands-free use with metal surfaces
MilitaryPolicingOutdoor lightingEmergency standbyEveryday carry
Common praise
Compact and lightweight designStrong maximum brightness of 600 lumensVersatile dual light outputs (main and side LEDs)Convenient USB-C charging portFully waterproof with IP68 ratingImpact resistant to 1.5 metersMagnetic clip for hands-free use on metal surfacesCompatibility with both 14500 rechargeable and AA batteries
Powerful output for its sizeLong maximum runtime especially in moonlight modeDurable aircraft-grade aluminum body with good impact and water resistanceConvenient dual-switch interface with tactical tail and side functional switchIncluded high capacity rechargeable 18650 battery and micro USB charging
Common complaints
Decreased performance in cold weather when using certain NiMH batteriesHigh mode not accessible with AA batteriesRequires precise assembly to maintain reliable contactOccasional contact issues in cold environments
Battery level indication only works with 18650 Li-ion batteryCharging only possible when flashlight is off and at low output
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