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  3. 425 vs SL 400 AF

BioLite 425 vs Brennenstuhl SL 400 AF

What 425 does better (1) and where SL 400 AF wins (0) — every spec side by side.

BioLite 425
BioLite · 2023425
5.5Score
1 advantage≈ $55
Higher score
vs
Brennenstuhl SL 400 AF
Brennenstuhl · 2021SL 400 AF
4.3Score
0 advantages≈ $45
5.2Brightness & throw4.9
4.4Build & durability2.6

Why is 425 better than SL 400 AF?

  1. Maximum output425 lm vs 400 lm+6%

Why is SL 400 AF better than 425?

SL 400 AF has no measurable advantages in this pair.

Specifications

Side by side

BioLite 425BioLite 425≈ $555.5
Light output
Maximum output425 lm400 lm
Light sourceLEDLED
Battery & charging
Maximum runtime60 h—
USB-C chargingYes—
Battery level indicatorYes—
Build & durability
Water protection (IPx)IPx4IPx4
Body materialPlastic / polymerPlastic / polymer
Size & weight
Weight78 g—
Modes & features
SOS / beacon—Yes
Red light—Yes
Colours—Red
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