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  3. HT18R V2.0 vs TK21R

Fenix HT18R V2.0 vs Fenix TK21R

What HT18R V2.0 does better (4) and where TK21R wins (1) — every spec side by side.

Fenix HT18R V2.0
Fenix · 2025HT18R V2.0
8.8Score
4 advantages≈ $150
Higher score
vs
Fenix TK21R
Fenix · 2025TK21R
8.5Score
1 advantage≈ $135
8.9Brightness & throw8.0
8.4Battery & charging8.2
4.3Build & durability5.5
5.9Features5.9

Why is HT18R V2.0 better than TK21R?

  1. Beam distance (ANSI FL1)1,100 m vs 480 m2.3×
  2. Peak beam intensity302,500 cd vs 57,600 cd5.3×
  3. Maximum output3,700 lm vs 3,600 lm+3%
  4. Maximum runtime87 h vs 72.5 h+20%

Why is TK21R better than HT18R V2.0?

  1. Weight358 g vs 221 g+62%
Specifications

Side by side

Fenix HT18R V2.0Fenix HT18R V2.0≈ $1508.8
Fenix TK21RFenix TK21R≈ $1358.5
Light output
Maximum output3,700 lm3,600 lm
Peak beam intensity302,500 cd57,600 cd
Beam distance (ANSI FL1)1,100 m480 m
Light sourceLEDLED
LED & beam
LED emitterLuminus SFT-90Luminus SFT-90
LED makerLuminusLuminus
Colour temperature6,500K6,600K
Battery & charging
Battery21700 Li-ion21700 Li-ion
Battery capacity6,000 mAh6,000 mAh
Maximum runtime87 h72.5 h
RechargeableYesYes
USB-C chargingYesYes
Battery level indicatorYesYes
Build & durability
Protection ratingIP68IP68
Water protection (IPx)IPx8IPx8
Submersible to1.5 m—
Body materialAluminiumAluminium
Size & weight
Length / height—159.5 mm
Head diameter / width—36 mm
Body diameter / depth—25.4 mm
Weight358 g221 g
Modes & features
SwitchSide switchDual switches
Tactical tail switch (momentary on)—Yes
StrobeYesYes
SOS / beaconYes—
LockoutYes—
Mode memoryYesYes
ColoursBlack—
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