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  3. PD45R ACE vs TK20R UE

Fenix PD45R ACE vs Fenix TK20R UE

What PD45R ACE does better (2) and where TK20R UE wins (2) — every spec side by side.

Fenix PD45R ACE
Fenix · 2025PD45R ACE
8.0Score
2 advantages≈ $130
Higher score
vs
Fenix TK20R UE
Fenix · 2023TK20R UE
6.0Score
2 advantages≈ $140
7.4Brightness & throw7.2
6.9Battery & charging4.5
6.0Build & durability4.0
5.9Features5.9
Dimensions

Size comparison

PD45R ACETK20R UE
30 × 157.725.934 × 153.725.4
PD45R ACETK20R UEDifference
Length / height157.7 mm153.7 mm+4 mm
Head diameter / width30 mm34 mm−4 mm
Body diameter / depth25.9 mm25.4 mm+0.5 mm
Weight200 g204 g−4 g

Drawn to the same scale from the official dimensions (front and side).

Why is PD45R ACE better than TK20R UE?

  1. Maximum output3,200 lm vs 2,800 lm+14%
  2. Maximum runtime57 h vs 40 h+43%

Why is TK20R UE better than PD45R ACE?

  1. Beam distance (ANSI FL1)410 m vs 465 m+13%
  2. Peak beam intensity42,020 cd vs 54,060 cd+29%
Specifications

Side by side

Fenix PD45R ACEFenix PD45R ACE≈ $1308.0
Fenix TK20R UEFenix TK20R UE≈ $1406.0
Light output
Maximum output3,200 lm2,800 lm
Peak beam intensity42,020 cd54,060 cd
Beam distance (ANSI FL1)410 m465 m
Light sourceLEDLED
LED & beam
LED emitter—Luminus SFT-70
LED makerLuminusLuminus
Colour temperature6,500K6,500K
Battery & charging
Battery21700 Li-ion21700 Li-ion
Battery capacity6,000 mAh—
Maximum runtime57 h40 h
RechargeableYesYes
USB-C chargingYesYes
Battery level indicatorYes—
Build & durability
Protection ratingIP68—
Water protection (IPx)IPx8—
Body materialAluminium—
Size & weight
Length / height157.7 mm153.7 mm
Head diameter / width30 mm34 mm
Body diameter / depth25.9 mm25.4 mm
Weight200 g204 g
Modes & features
SwitchRotary / scroll wheel—
Tactical tail switch (momentary on)—Yes
StrobeYesYes
LockoutYes—
Mode memoryYesYes
ColoursBlack—
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