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  3. PD36R ACE vs TK17

Fenix PD36R ACE vs Fenix TK17

What PD36R ACE does better (4) and where TK17 wins (2) — every spec side by side.

Fenix PD36R ACE
Fenix · 2025PD36R ACE
7.8Score
4 advantages≈ $110
Higher score
vs
Fenix TK17
Fenix · 2025TK17
7.4Score
2 advantages≈ $105
7.2Brightness & throw6.4
6.6Battery & charging7.1
6.2Build & durability6.1
5.9Features5.9
Dimensions

Size comparison

PD36R ACETK17
30 × 1462636 × 148.525.4
PD36R ACETK17Difference
Length / height146 mm148.5 mm−2.5 mm
Head diameter / width30 mm36 mm−6 mm
Body diameter / depth26 mm25.4 mm+0.6 mm
Weight182 g197 g−15 g

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

Why is PD36R ACE better than TK17?

  1. Beam distance (ANSI FL1)415 m vs 330 m+26%
  2. Peak beam intensity43,060 cd vs 27,220 cd+58%
  3. Weight182 g vs 197 g+8%
  4. Maximum runtime63.4 h vs 60 h+6%

Why is TK17 better than PD36R ACE?

  1. Maximum output3,000 lm vs 3,600 lm+20%
  2. Battery capacity5,000 mAh vs 6,000 mAh+20%
Specifications

Side by side

Fenix PD36R ACEFenix PD36R ACE≈ $1107.8
Fenix TK17Fenix TK17≈ $1057.4
Light output
Maximum output3,000 lm3,600 lm
Peak beam intensity43,060 cd27,220 cd
Beam distance (ANSI FL1)415 m330 m
Light sourceLEDLED
LED & beam
LED emitterLuminus SFT-70Cree XHP50
LED makerLuminusCree
Colour temperature6,500K5,700K
Battery & charging
Battery21700 Li-ion21700 Li-ion
Battery capacity5,000 mAh6,000 mAh
Maximum runtime63.4 h60 h
RechargeableYesYes
USB-C chargingYesYes
Battery level indicatorYesYes
Build & durability
Protection ratingIP68IP68
Water protection (IPx)IPx8IPx8
Body materialAluminiumAluminium
Size & weight
Length / height146 mm148.5 mm
Head diameter / width30 mm36 mm
Body diameter / depth26 mm25.4 mm
Weight182 g197 g
Modes & features
Switch—Dual switches
Tactical tail switch (momentary on)—Yes
StrobeYesYes
SOS / beaconYes—
Mode memoryYesYes
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