Comparison Console
Acebeam PT40 vs Acebeam T37
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Acebeam PT40 stands out as the lightest option for weight, with about a 28% gap from the closest alternative. Acebeam T37 stands out as the cheapest option for retail price, with about a 26% gap from the closest alternative. Acebeam T37 stands out as the highest output option for max lumens, with about a 33% gap from the closest alternative.
Decision Signals
What stands out
Acebeam T37 stands out as the cheapest option for retail price, with about a 26% gap from the closest alternative.
Acebeam PT40 stands out as the most expensive option for retail price, with about a 35% gap from the closest alternative.
Acebeam PT40 stands out as the lightest option for weight, with about a 28% gap from the closest alternative.
Acebeam T37 stands out as the heaviest option for weight, with about a 39% gap from the closest alternative.
Acebeam PT40 stands out as the lowest output option for max lumens, with about a 25% gap from the closest alternative.
Acebeam T37 stands out as the highest output option for max lumens, with about a 33% gap from the closest alternative.
Acebeam T37 stands out as the shortest runtime option for max runtime, with about a 10% gap from the closest alternative.
Acebeam PT40 stands out as the longest runtime option for max runtime, with about a 11% 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$175Most expensive
US$129.9Cheapest
Weight
145 g (5.11 oz)Lightest
202 g (7.13 oz)Heaviest
Length
126.8 mm (4.99 in)Shortest
145.2 mm (5.72 in)Longest
Output
Max lumens
3000 lmLowest output
4000 lmHighest output
Max candela
3680 cdLowest candela
48400 cdHighest candela
Beam distance
121 m (397 ft)Lowest
440 m (1444 ft)Highest
Max runtime
4800 minLongest runtime
4320 minShortest runtime
Power & durability
Battery type
18650 rechargeable Li-ion
21700 rechargeable battery
Charging type
Micro USB (via included cable, optional battery with USB-C port)
USB Type-C
Rechargeable
Yes
Yes
IP rating
IP68
IP68
Impact resistance
1 m (3 ft)
Unknown
Material
A6061-T6 aluminium alloy with Type III hard-anodized finish
Black anodized aluminum
Use case profile
Best for
Industrial workVehicle repairCampingOutdoor sportsLaw enforcementEveryday carry
Tactical useDuty useEDCSelf-defenseSearch and rescue
Common praise
High brightness and good beam qualityVersatile mounting options including magnetic tail and pocket clipHigh color rendering index reducing eye strainSolid build quality with aircraft-grade aluminum body
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
Common complaints
Magnet not very strong on curved metal surfacesHeadband attachment not very comfortable for switching between handheld and headlamp usePocket clip is not very stiff and less comfortable to clip onto pockets
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