Comparison Console
Acebeam W20 vs Nitecore TM9K Pro
EDC Flashlights comparison. Compare price, weight, specifications, materials, and real-world use case.
Command Brief
Recommended read
Acebeam W20 stands out as the lightest option for weight, with about a 42% gap from the closest alternative. Acebeam W20 stands out as the cheapest option for retail price, with about a 3% gap from the closest alternative. Nitecore TM9K Pro stands out as the highest output option for max lumens, with about a 1550% gap from the closest alternative.
Decision Signals
What stands out
Acebeam W20 stands out as the cheapest option for retail price, with about a 3% gap from the closest alternative.
Nitecore TM9K Pro stands out as the most expensive option for retail price, with about a 3% gap from the closest alternative.
Acebeam W20 stands out as the lightest option for weight, with about a 42% gap from the closest alternative.
Nitecore TM9K Pro stands out as the heaviest option for weight, with about a 74% gap from the closest alternative.
Acebeam W20 stands out as the lowest output option for max lumens, with about a 94% gap from the closest alternative.
Nitecore TM9K Pro stands out as the highest output option for max lumens, with about a 1550% gap from the closest alternative.
Acebeam W20 stands out as the shortest runtime option for max runtime, with about a 98% gap from the closest alternative.
Nitecore TM9K Pro stands out as the longest runtime option for max runtime, with about a 4775% 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$189.9Cheapest
US$195Most expensive
Weight
130.6 g (4.61 oz)Lightest
227 g (8.01 oz)Heaviest
Length
115.1 mm (4.53 in)Shortest
133 mm (5.24 in)Longest
Output
Max lumens
600 lmLowest output
9900 lmHighest output
Max candela
302500 cdHighest candela
65400 cdLowest candela
Beam distance
1100 m (3609 ft)Highest
510 m (1673 ft)Lowest
Max runtime
80 minShortest runtime
3900 minLongest runtime
Power & durability
Battery type
16340 rechargeable Li-ion (compatible with CR123 primary battery)
Built-in 5000mAh 21700 lithium-ion
Charging type
USB-C (on battery)
USB-C fast charging with 18W QC
Rechargeable
Yes
Yes
IP rating
IP68
IP68 (2 meters submersible)
Impact resistance
1.5 m (5 ft)Highest
1 m (3 ft)Lowest
Material
Aerospace-grade AL6061-T6 aluminum with hard-anodized finish
Aero grade aluminum alloy with HA III military grade hard anodized finish
Use case profile
Best for
Tactical UseLong Range SpottingClose Range IlluminationOutdoor AdventuresSearch And RescueEveryday Carry
Search And RescueLaw EnforcementTactical ApplicationsEDCOutdoor Adventures
Common praise
Compact Size With Excellent Long Range Performance.Wide Angle Spill Solves Close Range Illumination Issues Common In Lep Lights.Durable Build With Ip68 Rating And Good Drop Resistance.Intuitive Dual Switch Interface For Fast Operation.Rechargeable Battery With USB C Charging On The Cell.
Very High Brightness With Good Beam ThrowReliable Build Quality With Tactical FeaturesFast USB C ChargingIntuitive Dual Stage Tail Switch InterfaceExcellent Runtime On Low Modes
Common complaints
Limited Runtime At Maximum Output (20 Seconds Before Step Down).Battery Charging Requires Removing The Cell Due To USB C Port On Battery Itself.Some Complexity In Controlling Modes Due To Dual Switch Design.
Built In Non Replaceable BatteryGets Warm At Highest Setting After Extended UseSome Users May Find The Size And Weight Bulky For EDC
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