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  3. K40M vs TK15R

Acebeam K40M vs Fenix TK15R

What K40M does better (2) and where TK15R wins (1) — every spec side by side.

Acebeam K40M
Acebeam · 2026K40M
2 advantages≈ $120
vs
Fenix TK15R
Fenix · 2026TK15R
7.9Score
1 advantage≈ $120
Higher score
7.8Brightness & throw7.8

Why is K40M better than TK15R?

  1. Beam distance (ANSI FL1)500 m vs 490 m+2%
  2. Peak beam intensity62,500 cd vs 60,020 cd+4%

Why is TK15R better than K40M?

  1. Maximum output3,000 lm vs 3,200 lm+7%
Specifications

Side by side

Acebeam K40MAcebeam K40M≈ $120
Fenix TK15RFenix TK15R≈ $1207.9
Light output
Maximum output3,000 lm3,200 lm
Peak beam intensity62,500 cd60,020 cd
Beam distance (ANSI FL1)500 m490 m
Light sourceLEDLED
LED & beam
LED emitter—Luminus SFT-70
LED makerCreeLuminus
Colour temperature—7,200K
Battery & charging
Battery—21700 Li-ion
Maximum runtime—68.3 h
Rechargeable—Yes
USB-C charging—Yes
Battery level indicator—Yes
Build & durability
Protection rating—IP68
Water protection (IPx)—IPx8
Body material—Aluminium
Size & weight
Length / height—149 mm
Head diameter / width—34 mm
Body diameter / depth—25.4 mm
Weight—206 g
Modes & features
Strobe—Yes
Lockout—Yes
Mode memory—Yes
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