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html›body›main#compare1,338 models · updated Nov 10, 2026
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  3. M20K vs TM12K

Nitecore M20K vs Nitecore TM12K

What M20K does better (1) and where TM12K wins (2) — every spec side by side.

Nitecore M20K
Nitecore · 2022M20K
6.7Score
1 advantage≈ $340
vs
Nitecore TM12K
Nitecore · 2022TM12K
9.6Score
2 advantages≈ $260
Higher score
7.1Brightness & throw9.5
8.9Battery & charging8.5
3.6Build & durability6.0

Why is M20K better than TM12K?

  1. Battery capacity9,600 mAh vs 4,800 mAh2×

Why is TM12K better than M20K?

  1. Maximum output2,000 lm vs 12,000 lm6×
  2. Weight290 g vs 233 g+24%
Specifications

Side by side

Nitecore M20KNitecore M20K≈ $3406.7
Nitecore TM12KNitecore TM12K≈ $2609.6
Light output
Maximum output2,000 lm12,000 lm
Light sourceLEDLED
LED & beam
LED emitter—Cree XHP50
LED maker—Cree
Number of LEDs—6
Battery & charging
BatteryBuilt-in Li-ion / Li-Po21700 Li-ion
Number of batteries11
Battery capacity9,600 mAh4,800 mAh
Maximum runtime—200 h
RechargeableYesYes
USB-C chargingYesYes
Charging time—1.5 h
Battery level indicator—Yes
Build & durability
Protection rating—IP68
Water protection (IPx)—IPx8
Submersible to—2 m
Body materialAluminiumAluminium
Size & weight
Length / height145 mm108 mm
Head diameter / width50 mm—
Weight290 g233 g
Modes & features
Switch—Tail switch
StrobeYes—
Colours—Black
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