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ColdLar Ultra vs Pitrezor DIY

What Ultra does better (0) and where DIY wins (1) — every spec side by side.

ColdLar Ultra
ColdLarUltra
0 advantages≈ €630
vs
Pitrezor DIY
PitrezorDIY
1 advantage
3.3Open source7.4

Why is Ultra better than DIY?

Ultra has no measurable advantages in this pair.

Why is DIY better than Ultra?

  1. Source code availableNo · Ultra: Yes
Specifications

Side by side

ColdLar UltraColdLar Ultra≈ €630
Firmware & open source
Open-source firmwareNoNo
Source code availableNoYes
Reproducible builds—No
Upgradable firmware—Yes
Design
Weight160 g—
Length140 mm—
Width71 mm—
Thickness8.6 mm—
To compare: 0up to 4 models
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