Comparison Console
Acebeam T37 vs Olight Seeker 4 Pro
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Acebeam T37 stands out as the lightest option for weight, with about a 9% gap from the closest alternative. Acebeam T37 stands out as the cheapest option for retail price, with about a 7% gap from the closest alternative. Olight Seeker 4 Pro stands out as the highest output option for max lumens, with about a 15% gap from the closest alternative.
Decision Signals
What stands out
Acebeam T37 stands out as the cheapest option for retail price, with about a 7% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the most expensive option for retail price, with about a 8% gap from the closest alternative.
Acebeam T37 stands out as the lightest option for weight, with about a 9% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the heaviest option for weight, with about a 10% gap from the closest alternative.
Acebeam T37 stands out as the lowest output option for max lumens, with about a 13% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the highest output option for max lumens, with about a 15% gap from the closest alternative.
Olight Seeker 4 Pro stands out as the shortest runtime option for max runtime, with about a 99% gap from the closest alternative.
Acebeam T37 stands out as the longest runtime option for max runtime, with about a 7100% 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$129.9Cheapest
US$139.99Most expensive
Weight
202 g (7.13 oz)Lightest
223 g (7.87 oz)Heaviest
Length
145.2 mm (5.72 in)Longest
133 mm (5.24 in)Shortest
Output
Max lumens
4000 lmLowest output
4600 lmHighest output
Max candela
48400 cdHighest candela
16900 cdLowest candela
Beam distance
440 m (1444 ft)Highest
260 m (853 ft)Lowest
Max runtime
4320 minLongest runtime
60 minShortest runtime
Power & durability
Battery type
21700 rechargeable battery
21700 rechargeable lithium-ion (proprietary)
Charging type
USB Type-C
USB-C, magnetic (optional MCC3 charger)
Rechargeable
Yes
Yes
IP rating
IP68
IPX8
Impact resistance
Unknown
1.5 m (5 ft)
Material
Black anodized aluminum
Anodized aluminum alloy with rubberized grip
Use case profile
Best for
Tactical useDuty useEDCSelf-defenseSearch and rescue
EDC useCampingHikingMaintenanceNight dutyDog walkingEmergencyFlood illuminationTerrain lighting
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
Bright output with a wide and smooth flood beamConvenient dual charging options including USB-CIntuitive rotary switch with stepless dimmingDurable IPX8 waterproof ratingBuilt-in charging holster with multiple carrying options
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
Auto-lock feature can be frustrating without holsterWeight may be heavy for some users for pocket carry