Comparison Console
Nitecore TM20K vs Wuben A9
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Nitecore TM20K stands out as the lightest option for weight, with about a 6% gap from the closest alternative. Wuben A9 stands out as the cheapest option for retail price, with about a 17% gap from the closest alternative. Nitecore TM20K stands out as the highest output option for max lumens, with about a 67% gap from the closest alternative.
Decision Signals
What stands out
Wuben A9 stands out as the cheapest option for retail price, with about a 17% gap from the closest alternative.
Nitecore TM20K stands out as the most expensive option for retail price, with about a 20% gap from the closest alternative.
Nitecore TM20K stands out as the lightest option for weight, with about a 6% gap from the closest alternative.
Wuben A9 stands out as the heaviest option for weight, with about a 6% gap from the closest alternative.
Wuben A9 stands out as the lowest output option for max lumens, with about a 40% gap from the closest alternative.
Nitecore TM20K stands out as the highest output option for max lumens, with about a 67% gap from the closest alternative.
Nitecore TM20K stands out as the shortest runtime option for max runtime, with about a 98% gap from the closest alternative.
Wuben A9 stands out as the longest runtime option for max runtime, with about a 4146% 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$299.95Most expensive
US$249.99Cheapest
Weight
422 g (14.89 oz)Lightest
447 g (15.77 oz)Heaviest
Length
145.5 mm (5.73 in)Shortest
215 mm (8.46 in)Longest
Output
Max lumens
20000 lmHighest output
12000 lmLowest output
Max candela
22200 cdLowest candela
40900 cdHighest candela
Beam distance
290 m (951 ft)Lowest
420 m (1378 ft)Highest
Max runtime
780 minShortest runtime
33120 minLongest runtime
Power & durability
Battery type
Built-in 2 x 21700 Li-ion rechargeable batteries, 9600mAh total capacity
Custom 10200mAh 7.2V Li-ion battery pack
Charging type
USB-C with Quick Charge support
USB-C charging on battery, 5V 2A max input
Rechargeable
Yes
Yes
IP rating
IP68
IP68
Impact resistance
1 m (3 ft)
Unknown
Material
Aero grade aluminum alloy with HA III military grade hard-anodized finish
Aircraft-grade aluminum alloy
Use case profile
Best for
Tactical activitiesSearch and rescueOutdoor activitiesIndustrial useSelf-preservation and active threat mitigation
Search and rescueOutdoor explorationExtreme conditions use
Common praise
Extremely high brightness outputSolid and durable CNC machined unibody constructionVersatile dual switch with tactical featuresStable output with advanced thermal regulationGood waterproofing and impact resistance
High maximum brightness with three Cree XHP70.2 LEDsLong runtime up to 23 days on low modeDurable aircraft-grade aluminum body with IP68 waterproofingMultiple lighting modes including strobe and SOSSmart switch with mode memory and lockout functionality
Common complaints
Relatively heavy and bulky for everyday carryBurst mode duration is short
Customized battery can be inconvenient as a proprietary packCharging is slow due to limited 5V 2A inputLarge size and weight may be bulky for some usersHead unscrewing and switch placement can make accessing battery tricky
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