While 120mm is the most common case fan radius, 140mm fans are also very useful for increasing the airflow within your case or providing airflow to AIOs up to 280mm. Finding the best 140mm case fan can be easier than choosing the best 120mm fan. Check out our cooling section if you are interested in fans and not case fans. It has a lot of CPU cooler-related content.
Although 140mm case fans are in lower demand than 120mm, that doesn’t make it any easier to find the best. There are many 140mm fans on the market, some from well-respected brands and others made by unknown brands that sell at very attractive prices. We searched the web for the best 140mm fans and came up with four categories. These include both the budget and overall best and RGB 140mm fans.
You can also visit our top RGB case fans list if you are disappointed that we did not include more RGB options. For those who like their cooling system to be liquid, we also have a list of the best 240mm AIO liquid coolers. Our Best Fan Control Software Guide is a great resource for case fans. It includes a few excellent fan control apps.
1. Scythe Kaze 140: The best overall 140mm case fan
The 120mm Kaze Flex’s performance is quite disappointing, but its larger cousin, the Scythe Kaze Flex 140 140, is the best 140mm fan on the market. Although it doesn’t have the best performance, it is close enough to the best while being quieter.
The Kaze Flex 140mm case fan is the best option for silent performance. This fan is perfect for silent PC builds. Check out our guide to the best silent PC cases.
AIO radiators are also a good pairing for the fan. This allows the fan to perform at its best while keeping noise levels low and the performance even better. The Kaze Flex 140mm is a great fan for both high static pressure fans and airflow fans.
The fan’s design features Fluid Dynamic Bearing. This provides great performance and low noise ceiling. The fan also comes with an anti-vibration rubber pad to reduce vibrations. The Kaze Flex 140mm supports PWM control. The best part is that it’s quite affordable and only a few dollars more than our budget choice.
2. Corsair ML140 Pro – Best 140mm RGB case fan
Corsair is the market leader in RGB 140mm fans. The best 140mm RGB case fan is the ML140 Pro by Corsair. It offers the best performance and aesthetics. The best 140mm fans are better than most, but you can still expect superior performance.
The fan’s performance is matched by solid RGB effects (4 RGB LEDs per fan) and a long-lasting magnetic levitation bearing. If you are looking for the perfect case to hold these RGB case fans, check out our list of top RGB cases.
The main problem with the ML140 Pro’s ML140 Pro is its high price. A complete set of 4 fans of superb 140mm fans can be purchased for less than two ML140 Pros. It also comes with an RGB controller. The ML140 Pro fans don’t cost as much as other high-end RGB options.
3. Arctic P14: The best budget 140mm case fan
The Arctic P14 is unbeatable in terms of performance and bang-for-your-buck. The Arctic P14 is the most affordable 140mm case fan available.
It can be used for both static and airflow operations, making it the ideal choice as both a radiator fan and case. The P14’s performance is outstanding, but it is quieter than the Kaze Flex 140mm.
The P14 is a basic fan with a fluid dynamic bearing. This allows for quiet operation and lower friction. The P14 is a little cheaper than the Kaze Flex140mm when it comes to price.
The P14 is the best case fan for you if your CPU and graphics card are powerful. The Kaze Flex 140mm is the best choice if you are looking for absolute silence and top-of-the-line performance.
4. DeepCool RF-140: Best budget 140mm RGB case fan
DeepCool’s RF-140 RGB case fan is the best option if you are looking for a budget option. They come in a set of two and can be used with the fan controller.
While the price is comparable to the top non-LED fans and the performance is lower, the RGB effects are quite bright and solid. Six RGB LEDs are mounted to each fan. These fans are quiet due to their anti-vibration rubber design, and hydro (fluid bearing).