Best AIO Water Cooler (2019 Review)

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There is no escaping the fact that a water cooler makes a PC gaming build look awesome, and on top of that lowers CPU temperatures and reduces fan noise considerably. We reviewed the best AIO water coolers for 2020, if you’re in a rush buy a Corsair Hydro H100i I have owned one for years and it has never let me down. For budget, RGB and high-end see our recommendations below.

Best AIO Water Cooler

If you are looking for the best possible cooling for your CPU, then the Corsair Hydro Series H100i v2 is an excellent choice.

  • ​Fantastic cooling performance
  • Low noise levels
  • ​RGB lighting
  • Expensive
  • Hoses could be a little more flexible (pretty stiff)
  • Fans are a bit whiny under load

Best Budget AIO Water Cooler

The Hydro Series H60 is undeniably the best liquid cooler in the market. It has proven itself to be a leading entry-level cooler when it comes to liquid CPU coolers. If you are migrating from an air cooler, you will notice temperatures lessening as much as ten degrees Celsius.

  • ​Outstanding performance
  • Good value
  • ​Excellent entry-level liquid cooler
  • ​Single color pump LED
  • Constant pump speed, causes high noise on idle
  • Errors in the instruction manual

The Hydro Series H60 is a small and basic yet highly dependable CPU cooler designed by Corsair. The radiator of the cooler is made from aluminum while the cooler itself is furnished with a copper contact plate. The cooler does not require any refilling because it is a completely closed cooling system. In addition, the radiator utilizes a single 120mm fan as a way of heat dissipation.


The cooler is compatible with Intel’s LGA 2066, 2011, 1156, 1555, 1151 and 1150 as well as AMD’s AM4, AM3 and AM2. The RPM can go up to 2000 while the radiator size is 120mm. It has noise volumes of up to 28.3 dBA.

Best RGB

The good thing about this cooler is that it integrates a unique controller that manages the lighting as well as the fans, oh and it looks amazing…

  • Looks amazing
  • ​Fantastic cooling
  • Incredibly quiet
  • Expensive
  • Bad manual
  • Water block does not light up

The Hydro Series H100i v2 is an upgrade of the original H100 unit (which was excellent). The changes Corsair made to this cooler are minor, it now gives extra fine-tuning as well as much lower noise levels. The current model is fantastic as it incorporates two fans and a large 240mm radiator. Just like the previous Hydro Series, the H100i v2 is the best aio water cooler. The setup comes with RGB lighting to give your gaming PC additional cosmetics if you’re into that sort of thing, if you’re not it’s optional.


The cooler is compatible with Intel: LGA 2066, 2011, 1156, 1155, 1151, 1150 and AMD: AM4, AM3, and AM2. The cooler’s radiator size is 240mm with an RPM of up to 2435. Besides, the cooler is designed from copper and aluminum materials.

Best NZXT AIO Cooler

Good performance and there is no denying the Kraken coolers are some of the best looking AIOs on the market. Brushed metal head unit, tinted plastic, LED’s, fully sleeved hoses, and a premium looking rad with the NZXT logo… not to mention this AIO was damn close to silent.

  • Performs well
  • CAM software is decent
  • Looks amazing
  • Loud fans
  • Buggy lighting software
  • On our board the RAM slots were blocked by the cooling tubes

Best 240mm All-in-One with RGB

Reasonably sized AIO cooler at a good price, The EVGA CLC 240mm offers great value with an easy installation process, good cooling performance topped off with a 5 year warranty.

  • Good value
  • Good build quality
  • Easy to install
  • Dimm LED's
  • Bad thermal paste
  • Disliked the software

AIO CPU Water Cooler Buying Guide

Choosing the right CPU cooler is a challenging task considering the various types of coolers in the market. In this guide you will learn about the tips to consider when shopping for a new CPU cooler, it’s the same set of questions we asked and researched, and can now answer for you below.

Take away: If you’re not going to overclock, then grab the H60 – and spend more on your CPU or GPU.

Editor & reviewer of gear from iOS control pad’s to high-end PC gaming hardware. He’s been gaming since the 1980s and mostly plays CS GO & Overwatch.