How we scoreBlogAdvertise
html›body›main#compare791 models · updated Oct 21, 2026
  1. compoundsemi.com
  2. Compare
  3. STL 1 EX vs CT4205

Acculux STL 1 EX vs Caterpillar CT4205

What STL 1 EX does better (1) and where CT4205 wins (2) — every spec side by side.

Acculux STL 1 EX
Acculux · 2018STL 1 EX
1 advantage≈ $75
vs
Caterpillar CT4205
Caterpillar · 2018CT4205
3.9Score
2 advantages≈ $60
Higher score
3.2Brightness & throw5.4

Why is STL 1 EX better than CT4205?

  1. Maximum runtime13 h vs 10 h+30%

Why is CT4205 better than STL 1 EX?

  1. Maximum output174 lm vs 380 lm2.2×
  2. Beam distance (ANSI FL1)100 m vs 150 m+50%
Specifications

Side by side

Light output
Maximum output174 lm380 lm
Beam distance (ANSI FL1)100 m150 m
Light sourceLEDLED
LED & beam
Number of LEDs—1
Battery & charging
BatteryAAA—
Number of batteries3—
Maximum runtime13 h10 h
Battery level indicator—Yes
Build & durability
Water protection (IPx)—IPx4
Body material—Aluminium
Modes & features
Strobe—Yes
ColoursYellowBlack
To compare: 0up to 4 models
Compare