Comparison Console
Acebeam T37 vs Fenix PD36R
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Fenix PD36R stands out as the lightest option for weight, with about a 17% gap from the closest alternative. Fenix PD36R stands out as the cheapest option for retail price, with about a 7% gap from the closest alternative. Acebeam T37 stands out as the highest output option for max lumens, with about a 135% gap from the closest alternative.
Decision Signals
What stands out
Fenix PD36R stands out as the cheapest option for retail price, with about a 7% gap from the closest alternative.
Acebeam T37 stands out as the most expensive option for retail price, with about a 7% gap from the closest alternative.
Fenix PD36R stands out as the lightest option for weight, with about a 17% gap from the closest alternative.
Acebeam T37 stands out as the heaviest option for weight, with about a 21% gap from the closest alternative.
Fenix PD36R stands out as the lowest output option for max lumens, with about a 57% gap from the closest alternative.
Acebeam T37 stands out as the highest output option for max lumens, with about a 135% gap from the closest alternative.
Acebeam T37 stands out as the shortest runtime option for max runtime, with about a 85% gap from the closest alternative.
Fenix PD36R stands out as the longest runtime option for max runtime, with about a 569% 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$129.9Most expensive
US$121.35Cheapest
Weight
202 g (7.13 oz)Heaviest
167 g (5.89 oz)Lightest
Length
145.2 mm (5.72 in)Longest
140.7 mm (5.54 in)Shortest
Output
Max lumens
4000 lmHighest output
1700 lmLowest output
Max candela
48400 cdLowest candela
132000 cdHighest candela
Beam distance
440 m (1444 ft)Highest
396 m (1299 ft)Lowest
Max runtime
4320 minShortest runtime
28920 minLongest runtime
Power & durability
Battery type
21700 rechargeable battery
1 rechargeable 21700 lithium-ion battery
Charging type
USB Type-C
USB Type-C 18W fast charging
Rechargeable
Yes
Yes
IP rating
IP68
IP68
Impact resistance
Unknown
1.5 m (5 ft)
Material
Black anodized aluminum
6061-T6 Aluminum with HAIII hard-anodized finish
Use case profile
Best for
Tactical useDuty useEDCSelf-defenseSearch and rescue
EDC and outdoor lightingExtended outdoor adventuresUsers needing a bright, durable, rechargeable flashlight
Common praise
High output with consistent brightnessTactile and easy-to-use rotary magnetic switchSolid build quality and durable anodized aluminum bodyLong runtime especially in Ultra Low mode (up to 72 hours)Convenient hidden USB-C charging portVersatile two-stage tail switchReplaceable battery
Impressive brightness and beam distanceExcellent battery runtime and fast USB-C chargingRugged build quality with IP68 waterproof ratingVersatile 2-way body clip for hands-free carry
Common complaints
Relatively heavy at 202 grams for cap or lightweight carryRotary switch requires multiple turns to switch between certain modesHolster is stiff initially and tight fitting
Higher cost compared to simpler flashlightsFlat side switch can be hard to locate by feel
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