How we scoreBlogAdvertise
html›body›main#compare1,338 models · updated Nov 10, 2026
  1. compoundsemi.com
  2. Compare
  3. E12 V2.0 vs K4R

Fenix E12 V2.0 vs Ledlenser K4R

What E12 V2.0 does better (2) and where K4R wins (3) — every spec side by side.

Fenix E12 V2.0
Fenix · 2020E12 V2.0
9.5Score
2 advantages≈ $25
Higher score
vs
Ledlenser K4R
Ledlenser · 2021K4R
6.2Score
3 advantages≈ $20
5.6Brightness & throw6.9
9.6Battery & charging2.3
8.4Build & durability8.3
Dimensions

Size comparison

E12 V2.0K4R
19 × 76.617.622 × 50.8
E12 V2.0K4RDifference
Length / height76.6 mm50.8 mm+25.8 mm
Head diameter / width19 mm22 mm−3 mm
Weight27 g20 g+7 g

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

Why is E12 V2.0 better than K4R?

  1. Maximum runtime70 h vs 3.5 h20×
  2. Maximum output160 lm vs 120 lm+33%

Why is K4R better than E12 V2.0?

  1. Peak beam intensity1,160 cd vs 2,450 cd2.1×
  2. Beam distance (ANSI FL1)68 m vs 99 m+46%
  3. Weight27 g vs 20 g+36%
Specifications

Side by side

Fenix E12 V2.0Fenix E12 V2.0≈ $259.5
Ledlenser K4RLedlenser K4R≈ $206.2
Light output
Maximum output160 lm120 lm
Peak beam intensity1,160 cd2,450 cd
Beam distance (ANSI FL1)68 m99 m
Light sourceLEDLED
Battery & charging
BatteryAABuilt-in Li-ion / Li-Po
Maximum runtime70 h3.5 h
Rechargeable—Yes
Build & durability
Protection ratingIP68IP2X
Water protection (IPx)IPx8—
Body materialAluminiumAluminium
Pocket clipYes—
Size & weight
Length / height76.6 mm50.8 mm
Head diameter / width19 mm22 mm
Body diameter / depth17.6 mm—
Weight27 g20 g
Modes & features
Brightness levels3—
SwitchTail switch—
To compare: 0up to 4 models
Compare