How we scoreBlogAdvertise
html›body›main#compare791 models · updated Oct 21, 2026
  1. compoundsemi.com
  2. Compare
  3. Cosmo 350 vs NU20 Classic

Black Diamond Cosmo 350 vs Nitecore NU20 Classic

What Cosmo 350 does better (0) and where NU20 Classic wins (1) — every spec side by side.

Black Diamond Cosmo 350
Black Diamond · 2022Cosmo 350
4.6Score
0 advantages≈ $25
vs
Nitecore NU20 Classic
Nitecore · 2024NU20 Classic
5.9Score
1 advantage≈ $25
Higher score
3.5Brightness & throw3.8
5.9Features5.9

Why is Cosmo 350 better than NU20 Classic?

Cosmo 350 has no measurable advantages in this pair.

Why is NU20 Classic better than Cosmo 350?

  1. Maximum output350 lm vs 360 lm+3%
Specifications

Side by side

Light output
Maximum output350 lm360 lm
Light sourceLEDLED
Battery & charging
BatteryAAA—
Maximum runtime—97 h
RechargeableYesYes
USB-C charging—Yes
Battery level indicator—Yes
Build & durability
Protection rating—IP66
Water protection (IPx)—IPx6
Size & weight
Weight—38 g
Modes & features
StrobeYes—
SOS / beacon—Yes
Red lightYesYes
Lockout—Yes
To compare: 0up to 4 models
Compare