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html›body›main#compare1,338 models · updated Nov 10, 2026
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  3. TM12K vs TM20K

Nitecore TM12K vs Nitecore TM20K

What TM12K does better (1) and where TM20K wins (2) — every spec side by side.

Nitecore TM12K
Nitecore · 2022TM12K
9.6Score
1 advantage≈ $260
Higher score
vs
Nitecore TM20K
Nitecore · 2022TM20K
9.5Score
2 advantages≈ $300
9.5Brightness & throw9.7
8.5Battery & charging7.7
6.0Build & durability8.2

Why is TM12K better than TM20K?

  1. Charging time1.5 h vs 4.5 h3×

Why is TM20K better than TM12K?

  1. Maximum output12,000 lm vs 20,000 lm+67%
  2. Battery capacity4,800 mAh vs 9,600 mAh2×
Specifications

Side by side

Nitecore TM12KNitecore TM12K≈ $2609.6
Nitecore TM20KNitecore TM20K≈ $3009.5
Light output
Maximum output12,000 lm20,000 lm
Light sourceLEDLED
LED & beam
LED emitterCree XHP50—
LED makerCree—
Number of LEDs619
Battery & charging
Battery21700 Li-ionBuilt-in Li-ion / Li-Po
Number of batteries1—
Battery capacity4,800 mAh9,600 mAh
Maximum runtime200 h—
RechargeableYesYes
USB-C chargingYesYes
Charging time1.5 h4.5 h
Battery level indicatorYesYes
Build & durability
Protection ratingIP68IP68
Water protection (IPx)IPx8IPx8
Submersible to2 m—
Body materialAluminium—
Size & weight
Length / height108 mm—
Weight233 g—
Modes & features
SwitchTail switchDual switches
Tactical tail switch (momentary on)—Yes
Strobe—Yes
Lockout—Yes
Mode memory—Yes
ColoursBlack—
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