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  1. compoundsemi.com
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  3. TK18 vs O'Pen 3

Acebeam TK18 vs Olight O'Pen 3

What TK18 does better (1) and where O'Pen 3 wins (0) — every spec side by side.

Acebeam TK18
Acebeam · 2026TK18
1 advantage≈ $100
vs
Olight O'Pen 3
Olight · 2026O'Pen 3
3.9Score
0 advantages≈ $80
Higher score
7.3Brightness & throw2.2

Why is TK18 better than O'Pen 3?

  1. Maximum output3,000 lm vs 120 lm25×

Why is O'Pen 3 better than TK18?

O'Pen 3 has no measurable advantages in this pair.

Specifications

Side by side

Acebeam TK18Acebeam TK18≈ $100
Olight O'Pen 3Olight O'Pen 3≈ $803.9
Light output
Maximum output3,000 lm120 lm
Light sourceLEDLED
Battery & charging
Battery18650 Li-ion—
Build & durability
Body materialCopperAluminium
Modes & features
SOS / beacon—Yes
Red light—Yes
Laser pointer / aiming laser—Yes
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