Comparison Console
Acebeam T37 vs Nitecore SRT7i
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Nitecore SRT7i stands out as the lightest option for weight, with about a 13% gap from the closest alternative. Acebeam T37 stands out as the cheapest option for retail price. 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.
Nitecore SRT7i stands out as the most expensive option for retail price.
Nitecore SRT7i stands out as the lightest option for weight, with about a 13% gap from the closest alternative.
Acebeam T37 stands out as the heaviest option for weight, with about a 15% gap from the closest alternative.
Nitecore SRT7i 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 91% gap from the closest alternative.
Nitecore SRT7i stands out as the longest runtime option for max runtime, with about a 1011% 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$129.95Most expensive
Weight
202 g (7.13 oz)Heaviest
175 g (6.17 oz)Lightest
Length
145.2 mm (5.72 in)Shortest
163 mm (6.42 in)Longest
Output
Max lumens
4000 lmHighest output
3000 lmLowest output
Max candela
48400 cdLowest candela
87500 cdHighest candela
Beam distance
440 m (1444 ft)Lowest
580 m (1903 ft)Highest
Max runtime
4320 minShortest runtime
48000 minLongest runtime
Power & durability
Battery type
21700 rechargeable battery
Nitecore 21700i Li-ion battery (NL2150HPi 5000mAh)
Charging type
USB Type-C
USB Type-C
Rechargeable
Yes
Yes
IP rating
IP68
IP68
Impact resistance
Unknown
2 m (7 ft)
Material
Black anodized aluminum
Aero grade aluminum alloy with HA III military grade hard-anodized finish
Use case profile
Best for
Tactical useDuty useEDCSelf-defenseSearch and rescue
Law enforcementTactical operationsHuntingSearchHigh-risk patrols
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
High maximum brightness of 3000 lumensLong beam throw of 580 metersGood battery capacity with included 21700 5000mAh rechargeable batterySmart selector ring enables easy one-handed controlDurable build with IP68 waterproofing and 2m impact resistanceFast USB-C charging portMultiple user-friendly modes including strobe and turboEffective tail stand capability for safety
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
Relatively heavy with battery at 175 gramsNo CR123A batteries included with adapter sold separatelySome users may find the size large for EDC
Dataset Expansion
Missing a brand?
Suggest an EDC brand for CarryCrew to research and add to the comparison database.
Community indexing queue online