Playability may vary depending on the contents, discs and quality of the recording. For content recorded for your personal use. To enjoy content, you will need to insert a USB flash drive (1GB or more of free space/ sold separately). Requires broadband Internet service.

This includes a dedicated home cinema room where we spend plenty of time with every Blu-ray player that passes through our doors. When testing picture quality we try players with reference TVs and projectors trying a wide range of content, including SDR and HDR. This function is effective only when reproducing AVCHD data recorded with x.v.Colour technology. The function cannot be used with BD-ROM or DVD-ROM discs. HDMI connection is required.Blu-ray players not only enhance your viewing experience, but they can also support lossless object-based surround formats such as Dolby Atmosand DTS:X. But you'll need to partner it with either a compatible sound systemand AVR or a soundbarcapable of outputting immersive audio.

Here atWhat Hi-Fi?we review hundreds of products every year, from TVs to speakers, headphones to hi-fi systems. So how do we come to our review verdicts? And why can you trust them? Allow us to explain. Playable discs (recordable media): BD, BD-R, BD-RE, BD-ROM, CD, CD-R, CD-RW, DVD, DVD+R, DVD+RW, DVD-R, DVD-RWWe also compare 4K Blu-ray players with rival products in the same category, and the current class-leaders to see where they sit in the current market and to help us decide where they should feature in this buying guide. Almost all players haveEthernet portsfor a wired network connection and a large number even have wireless built-in and USB ports that you can use to access an external hard drive. Expect to find HDMI outputs as standard on modern players and, for flexibility, many Blu-ray players have an additional audio-only output.

Our list of the best 4K Blu-ray players only contains models reviewed by our test team in our dedicated test rooms. Each model has been through our rigorous testing process so you can be 100% confident that they all serve up brilliant pictures and sound at their respective price points. How we test How we test blu-ray players TheWhat Hi-Fi?team has more than 100 years of experience in reviewing, testing and writing about consumer electronics. We have state-of-the-art testing facilities in London and Bath, where our team of expert reviewers do all our in-house testing. This gives us complete control over the testing process, ensuring consistency. To make the most of a 4K Blu-ray player you'll need to pair it with a 4K TV or projector and for top-notch visuals look out for which HDRformats are supported such as Dolby Visionand HDR10+.