4K Ultra HD TVs

629 products available

4K Ultra HD televisions offer four times the resolution of standard Full HD displays, with over 8 million pixels delivering incredible clarity, detail, and sharpness. This enhanced resolution creates a more immersive viewing experience, particularly noticeable on larger screen sizes where individual pixels become virtually indistinguishable even when viewed up close.

Modern 4K TVs come equipped with advanced features like High Dynamic Range (HDR) support, which expands the contrast and color range for more lifelike images. Most models also include sophisticated upscaling technology to enhance lower-resolution content, ensuring everything you watch looks its best. With streaming services, game consoles, and Blu-ray players now offering extensive 4K content, there's never been a better time to upgrade.

Compare prices across top brands including Samsung, LG, Sony, and more using our comprehensive tools. Filter by screen technology, size, and smart features to find the perfect 4K Ultra HD television that delivers exceptional picture quality within your budget.

Finlux 50MU24F 50 inch 4K LED Smart Fire TV

Finlux 50MU24F 50 inch 4K LED Smart Fire TV

FINLUX

3 retailers

PHILIPS 65PUS7009/12 65 inch Smart 4K Ultra HD HDR LED TV

PHILIPS 65PUS7009/12 65 inch Smart 4K Ultra HD HDR LED TV

PHILIPS

2 retailers

TCL 55QM8B 55-inch QLED Mini LED Smart TV, 4K HDR Premium 1300nits, Powered by Google TV (Dolby Vision & Atmos, Onkyo 2.0 sound system​, 144Hz Motion Clarity Pro, Hands-Free Voice Control)

TCL 55QM8B 55-inch QLED Mini LED Smart TV, 4K HDR Premium 1300nits, Powered by Google TV (Dolby Vision & Atmos, Onkyo 2.0 sound system​, 144Hz Motion Clarity Pro, Hands-Free Voice Control)

TCL

1 retailers

TCL V6C 43 inch 4K Ultra HD Smart Google TV [2025] - 43V6C-UK

TCL V6C 43 inch 4K Ultra HD Smart Google TV [2025] - 43V6C-UK

TCL

7 retailers

TCL V6C 50 inch 4K Ultra HD Smart Google TV [2025] - 50V6C-UK

TCL V6C 50 inch 4K Ultra HD Smart Google TV [2025] - 50V6C-UK

TCL

7 retailers

TCL 55P8K 55 inch Smart 4K Ultra HD HDR QLED TV

TCL 55P8K 55 inch Smart 4K Ultra HD HDR QLED TV

TCL

3 retailers

TCL V6C 55 inch 4K Ultra HD Smart Google TV [2025] - 55V6C-UK

TCL V6C 55 inch 4K Ultra HD Smart Google TV [2025] - 55V6C-UK

TCL

7 retailers

TCL V6C 75 inch 4K Ultra HD Smart Google TV [2025] - 75V6C-UK

TCL V6C 75 inch 4K Ultra HD Smart Google TV [2025] - 75V6C-UK

TCL

7 retailers

Samsung CU7020 65 inch 4K Ultra HD Smart TV [2024] - UE65CU7020

Samsung CU7020 65 inch 4K Ultra HD Smart TV [2024] - UE65CU7020

SAMSUNG

4 retailers

Sony 75 Inch KD75X75WLU Smart 4K UHD HDR LED Freeview TV

Sony 75 Inch KD75X75WLU Smart 4K UHD HDR LED Freeview TV

SONY

6 retailers

SAMSUNG The Serif QE55LS01DAUXXU 55 inch Smart 4K Ultra HD HDR QLED TV (White) & Music Frame HW-LS60D Speaker (Black) Bundle

SAMSUNG The Serif QE55LS01DAUXXU 55 inch Smart 4K Ultra HD HDR QLED TV (White) & Music Frame HW-LS60D Speaker (Black) Bundle

SAMSUNG

2 retailers

Samsung S93D 83 inch 4K Ultra HD OLED Smart TV [2024] - QE83S93D

Samsung S93D 83 inch 4K Ultra HD OLED Smart TV [2024] - QE83S93D

SAMSUNG

2 retailers

Samsung S93D 77 inch 4K Ultra HD OLED Smart TV [2024] - QE77S93D

Samsung S93D 77 inch 4K Ultra HD OLED Smart TV [2024] - QE77S93D

SAMSUNG

3 retailers

Hisense E78NQ 50 inch 4K Ultra HD QLED HDR Freely Smart TV - 55E78NQTUK

Hisense E78NQ 50 inch 4K Ultra HD QLED HDR Freely Smart TV - 55E78NQTUK

HISENSE

1 retailers

Philips 55OLED708-12 4K OLED 55 inch Smart Ambilight TV

Philips 55OLED708-12 4K OLED 55 inch Smart Ambilight TV

PHILIPS

1 retailers

43GM6245K 43-inch UHD 4K Q-LED TiVo Smart TV with Freely

43GM6245K 43-inch UHD 4K Q-LED TiVo Smart TV with Freely

SHARP

1 retailers

50GM6245K 50-inch UHD 4K Q-LED Tivo Smart TV with Freely

50GM6245K 50-inch UHD 4K Q-LED Tivo Smart TV with Freely

SHARP

1 retailers

Toshiba 43 Inch 43UV2F53DB Smart 4K UHD HDR LCD Freely TV

Toshiba 43 Inch 43UV2F53DB Smart 4K UHD HDR LCD Freely TV

TOSHIBA

3 retailers

Samsung S93D 48 inch 4K Ultra HD OLED Smart TV [2024] - QE48S93D

Samsung S93D 48 inch 4K Ultra HD OLED Smart TV [2024] - QE48S93D

SAMSUNG

4 retailers

43PF650K 43-inch 4K HDR PRO Smart Fire TV with Freely

43PF650K 43-inch 4K HDR PRO Smart Fire TV with Freely

TCL

1 retailers

Toshiba 55 Inch 55UV2F53DB Smart 4K UHD HDR LCD Freely TV

Toshiba 55 Inch 55UV2F53DB Smart 4K UHD HDR LCD Freely TV

TOSHIBA

5 retailers

TCL V6C 65 inch 4K Ultra HD Smart Google TV [2025] - 65V6C-UK

TCL V6C 65 inch 4K Ultra HD Smart Google TV [2025] - 65V6C-UK

TCL

7 retailers

50GK4245K 50-inch UHD 4K TiVo Smart TV with Freely

50GK4245K 50-inch UHD 4K TiVo Smart TV with Freely

SHARP

1 retailers

Hisense 70 Inch VIDAA Smart TV 70A6KTUK - Dolby Vision, Pixel Tuning, Voice Remote, Share to TV, and Youtube, Freeview Play, Netflix and Disney (2023 Model), Black

Hisense 70 Inch VIDAA Smart TV 70A6KTUK - Dolby Vision, Pixel Tuning, Voice Remote, Share to TV, and Youtube, Freeview Play, Netflix and Disney (2023 Model), Black

HISENSE

1 retailers

Toshiba 50 Inch 50UV2F53DB Smart 4K UHD HDR LCD Freely TV

Toshiba 50 Inch 50UV2F53DB Smart 4K UHD HDR LCD Freely TV

TOSHIBA

4 retailers

Toshiba 65 Inch 65UV2F53DB Smart 4K UHD HDR LCD Freely TV

Toshiba 65 Inch 65UV2F53DB Smart 4K UHD HDR LCD Freely TV

TOSHIBA

5 retailers

Samsung CU7020 55 inch 4K Ultra HD Smart TV [2024] - UE55CU7020

Samsung CU7020 55 inch 4K Ultra HD Smart TV [2024] - UE55CU7020

SAMSUNG

5 retailers

Samsung QE1D 50 inch 4K Ultra HD QLED Smart TV [2024] - QE50QE1D

Samsung QE1D 50 inch 4K Ultra HD QLED Smart TV [2024] - QE50QE1D

SAMSUNG

3 retailers

Samsung DU7100 55 inch 4K Ultra HD Smart TV [2024] - UE55DU7100

Samsung DU7100 55 inch 4K Ultra HD Smart TV [2024] - UE55DU7100

SAMSUNG

8 retailers

Samsung DU8500 75 inch 4K Ultra HD Smart TV [2024] - UE75DU8500

Samsung DU8500 75 inch 4K Ultra HD Smart TV [2024] - UE75DU8500

SAMSUNG

6 retailers