Comparison Console
Acebeam H17 2.0 vs Nitecore NU31
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Acebeam H17 2.0 stands out as the lightest option for weight, with about a 24% gap from the closest alternative. Nitecore NU31 stands out as the cheapest option for retail price, with about a 33% gap from the closest alternative. Acebeam H17 2.0 stands out as the highest output option for max lumens, with about a 264% gap from the closest alternative.
Decision Signals
What stands out
Nitecore NU31 stands out as the cheapest option for retail price, with about a 33% gap from the closest alternative.
Acebeam H17 2.0 stands out as the most expensive option for retail price, with about a 50% gap from the closest alternative.
Acebeam H17 2.0 stands out as the lightest option for weight, with about a 24% gap from the closest alternative.
Nitecore NU31 stands out as the heaviest option for weight, with about a 31% gap from the closest alternative.
Nitecore NU31 stands out as the lowest output option for max lumens, with about a 73% gap from the closest alternative.
Acebeam H17 2.0 stands out as the highest output option for max lumens, with about a 264% gap from the closest alternative.
Nitecore NU31 stands out as the shortest runtime option for max runtime, with about a 14% gap from the closest alternative.
Acebeam H17 2.0 stands out as the longest runtime option for max runtime, with about a 16% 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$59.9Most expensive
US$39.95Cheapest
Weight
73 g (2.57 oz)Lightest
95.5 g (3.37 oz)Heaviest
Length
79 mm (3.11 in)Longest
62.3 mm (2.45 in)Shortest
Output
Max lumens
2000 lmHighest output
550 lmLowest output
Max candela
4096 cdLowest candela
5800 cdHighest candela
Beam distance
128 m (420 ft)Lowest
145 m (476 ft)Highest
Max runtime
10200 minLongest runtime
8820 minShortest runtime
Power & durability
Battery type
1x 18350 Li-ion rechargeable battery
Built-in 1800mAh Li-ion battery
Charging type
USB-C (5V 1.5A)
USB-C charging port (5V
1A)
Rechargeable
Yes
Yes
IP rating
IP68
IP66
Impact resistance
1.5 m (5 ft)Highest
1 m (3 ft)Lowest
Material
AL6061-T6 aluminum alloy with HAIII hard-anodized finish
Aluminum alloy front housing with durable PC material body
Use case profile
Best for
Night runningOutdoor adventuresCampingHands-free tasks
Outdoor activitiesCampingHikingNight trekkingSkywatching
Common praise
High max brightness and useful moonlight modeLightweight at 73g without headbandFast USB-C charging in about 1 hourVersatile modes including strobe, SOS, beacon and RGB auxiliary lightsDurable aluminum body with IP68 waterproofing and impact resistance
Lightweight and compact at 95.5gVersatile lighting modes including white, red, and high CRI auxiliary white lightLong battery runtime up to 147 hoursGood waterproof rating (IP66) and 1 meter impact resistanceUSB-C fast charging with short recharge timeSimple dual-button interface for easy operationReflective headband for safety
Common complaints
Run time on turbo mode is limited to under an hourSome users might find headlamp attachment methods or weight with headband less suitable for everyday carry
Charging time varies between 1.5 to 3 hours depending on sourceSlight green tint on white LED reportedCannot replace internal rechargeable battery
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