be quiet! - Dark Power Pro 13 1300W vs be quiet! - Pure Power 12 M 850W

The Dark Power Pro 13 1300W is the clear pick on raw spec strength, leading by 20.9 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.

Pick the Dark Power Pro 13 1300W if you care most about wattage / efficiency. The biggest gaps in its favor are wattage, efficiency.

The Pure Power 12 M 850W similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.

Both ship with comparable modular, atx 3.0 / 12vhpwr, warranty, so those specs do not separate the two — focus on the differences below.

Bottom line: the Dark Power Pro 13 1300W is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.