When you are looking to purchase your case of choice, 99.9% of them come with an exhaust fan pre-installed? therefore, you don't need to worry about it, right? I mean, does it really make any difference what fan sits at the rear of the chassis, and exhausts hot air out of your case? Does fan blade count & design, RPM or even price make any difference to the job this fan does?

A lot of companies have tried to re-invent the proverbial wheel when it comes to fan design and with a large focus on static pressure fans for radiators swamping the market, does it really make that big of a difference? For this shoot-out, we contacted companies in advance to give them enough time to send whatever fans they wanted included in this big comparison, below are the 22 fans which made the cut including specifications, pricing and a link to check the latest price (or purchase) from Amazon! The key question we will be asking today; What 120mm fan is the best rear case fan?