4K

Latest about 4K

Promotional photo of the McIntosh MX124 A/V Processor with an amber-colored light behind it
McIntosh’s new AV processor can handle 9.4.4 channels of Dolby Atmos and 7x 4K 120Hz HDMI ports

By Carrie Marshall Published

The McIntosh MX124 is a very flexible AV processor with 17 audio channels and seven 8K HDMI inputs

Home Theater
Lifestyle image of the Loewe Antares TV in a neutrally decorated living room
Loewe's new OLED TV has 'individually calibrated' panels — and you can pick a custom sound system

By Carrie Marshall Published

Loewe's latest luxury TV, the Antares, comes with a dizzying range of setup options and easy customisation too

Televisions
Phone screen with logos of streaming services including Netflix, HBO Max, Apple TV+
Why forcing a 4K feed over an encrypted tunnel causes intense buffering — and how to test a high-speed fix risk-free for 60 days

By Jamie Richards Published

Even the fastest VPNs can struggle with 4K video streams – but this risk-free option could offer a fix

VPN
'One of the best Dolby Vision and Dolby Atmos 4K Blu-rays I've ever tested': Speed Racer on 4K is so good, it's going to be my new go-to disc for TV and soundbar testing

By James Davidson Published

As TechRadar's TV tester, I'm always on the look out for new 4K Blu-rays to use for testing and right now, there's none better than Speed Racer.

Blu-ray
Is Samsung S95H/S99H or the LG G6 better for bright rooms? I tested both OLED TVs side by side

By James Davidson Published

The LG G6 proved to be an excellent OLED TV for bright rooms, but how does its main Samsung rival compare?

2 Comments
Televisions
AWS/NASA O2O illustration
NASA just sent a 4K video stream from the Moon, thanks to AWS

By Craig Hale Published

First-ever 4K video stream from the Moon to Earth represents major milestone, uses 260Mbps laser optics.

Pro
I tested Samsung and LG's best OLED TVs side-by-side, and we've never been more spoiled for choice — here are the key ways each one beats the other in the real world

By James Davidson Published

LG and Samsung's flagship OLED rivalry continues with the LG G6 and Samsung S99H/S95H: but which model comes out on top? I tested them side-by-side to find out

2 Comments
Televisions
I test 4K Blu-ray for a living and these are the 4 discs I'm most looking forward to testing in July 2026

By James Davidson Published

July 2026 is packed with tons of new 4K Blu-ray releases: here are the top 4 I'm looking forward to testing.

Blu-ray
The 6 best 4K Blu-rays released in 2026 that we've tested

By Carrie Marshall, James Davidson Published

We recommend six great Blu-ray discs that make the most of the medium, and the most of your home AV setup.

Blu-ray
7 discs new 4K Blu-rays to add to your collection from June 2026

By James Davidson Published

This month, I'm looking at 7 new 4K Blu-ray released in June 2026 to see if they're worth adding to your collection.

2 Comments
Blu-ray
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