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27 "
136 "
- 68.58 cm 345.44 cm
Panel refresh rate
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Max refresh rate in game mode (4K resolution)
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Newest orders

Ultra HD Televisions

Ultra HD TVs are designed for demanding customers who need a very sharp image. With a 3840 × 2160 resolution, or roughly 8.3 million pixels, these TVs deliver four times the resolution than standard Full HD TVs. At such high resolutions, individual pixels become invisible, so you will see the finest details even standing very close to the screen. What are the other benefits of 4K TVs?

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The Main Benefits of 4K TVs

  • High resolution delivers crisp details.
  • The HDR standard offers an image with a richer range of colors.
  • Higher frame rates ensure a smoother and sharper image.
  • Using the Upscaling feature, lower resolution images are converted into 4K quality.
  • Higher pixel density allows watching 4K televisions from a smaller distance.
  • Powerful 4K TVs can handle high-speed Internet browsing and app usage.
  • Today, there is plenty of content at 4K resolution, so a 4K TV is now worth the investment.

Compare the size of Full HD and 4K TVs

Full HD and 4K image quality comparison

Important Parameters to Consider When Buying a 4K TV

Screen Size

The majority of 4K TVs have screens sizes of 55" (140cm) and larger, and when viewed, the optimal eye distance from the screen is 1.5 times its height, which is approximately 1.2m. When choosing the screen size, take into consideration the layout of your living room and avoid causing excessive fatigue of your eyes.

4K Panel Refresh Rate

The image processing frequency value determines the smoothness of the resulting image, shown in Hertz, and the 4K television ranges from 50 to 100Hz. The higher the refresh rate of the panel, the smoother the image the TV can offer you.

Tuner Type

For all types of TVs, including those with 4K support, the tuner takes care of receiving and processing TV signals. To tune into your favourite shows, you need to have a TV with a tuner that supports the same broadcasts as available with the 4K TV.

  • DVB-T - allows you to receive standard antenna broadcasts.
  • DVB-T2 - for antenna broadcasting with more efficient encoding, more data streaming and better picture quality. In 2021 it will completely replace the DVB-T standard.
  • DVB-S2 - together with a satellite, it provides satellite reception.
  • DVB-C - Allows for cable reception.

and

When choosing a 4K TV, follow our general guide on selecting a TV. Here you will find more information about SMART features, inputs and outputs, image and power technologies.

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747 Results
65" HAIER H65M95EUX - Television
Free delivery
to Alza branch
65" HAIER H65M95EUX
Television - SMART, 165cm, 4K Ultra HD, 100 / 120Hz (100Hz), Mini LED, HDR10, HDR10+, Dolby Vision, HLG and Dolby Vision IQ, DVB-T2/S2/C, H.265/HEVC, 4× HDMI, 2× USB, CI+, USB recording, Bluetooth, Chromecast, game mode, voice control, Google Assistant, Google TV, VESA 300×400, 60 W speaker(s), Dolby Atmos, F
Buy with code ALZADNY20 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 20 % s kódem ALZADNY20. Klikněte a kód se uplatní automaticky. 28,792,-
35,990,-
Buy
In stock 4 pcs
Order Code: Ha2tva1b4
42" LG OLED42C52 - Television
Free delivery
Alzaboxes and stores
42" LG OLED42C52
Television - SMART OLED, 106cm, 4K Ultra HD, 100 / 120Hz (100Hz), HDR10, HLG and Dolby Vision IQ,, 4× HDMI, 3× USB, USB recording, Bluetooth, DLNA, Chromecast, Miracast, game mode, voice control, Amazon Alexa, Apple Airplay 2, webOS, VESA 300×200, 20 W speaker(s), Dolby Atmos and Dolby Digital AC3, G
20,990,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: WK6017e16
55" HAIER H55C95EUX - Television
Free delivery
to Alza branch
55" HAIER H55C95EUX
Television - SMART OLED, 139cm, 4K Ultra HD, 100 / 120Hz (100Hz), HDR10, HDR10+, Dolby Vision, HLG and Dolby Vision IQ, DVB-T2/S2/C, H.265/HEVC, 4× HDMI, 2× USB, CI+, USB recording, Bluetooth, Chromecast, game mode, voice control, Google Assistant, Google TV, VESA 300×200, 44 W speaker(s), Dolby Atmos, F
Price with Cashback Cashback presents the option to get back money from your purchase online, usually requires a registration Nakupte vybrané spotřebiče značky Haier a získejte až 7 000 KČ zpět. Akce platí od 1.4.2026 do 30.6.2026. 34,990,-
39,990,-
Buy
In stock 4 pcs
Order Code: Ha2tva1b2
50" Sharp 50HP6265E
Television - SMART QLED, 127cm, 4K Ultra HD, 50 / 60Hz (50Hz), HDR10, Dolby Vision and HLG,, 4× HDMI, 2× USB, CI+, WiFi, Bluetooth, Chromecast, Google Assistant, Google TV, VESA 400×300, 24 W speaker(s), Dolby Atmos, Dolby Digital AC4, Dolby Digital and Dolby Digital Plus, F
9,489,-
Buy
In stock 3 pcs
Order Code: WB055y2def12
65" Sencor SLE 65Q871B
Television - SMART QLED, 165cm, 4K Ultra HD, 50 / 60Hz (50Hz), , HDR10,, 3× HDMI, 2× USB, VESA 200×200, 24 W speaker(s), F
Buy with code ALZADNY10 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 10 % s kódem ALZADNY10. Klikněte a kód se uplatní automaticky. 10,791,-
11,990,-
Buy
In stock > 5 pcs
Order Code: WS544sg1e
70" Blaupunkt 70UGC5500S
Television - SMART LED, 178cm, 4K Ultra HD, 50 / 60Hz (50Hz), ,, 3× HDMI, 2× USB, CI+, WiFi, Bluetooth, Chromecast, voice control, Google Assistant, Google TV, VESA 300×300, 20 W speaker(s), G
Buy with code ALZADNY20 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 20 % s kódem ALZADNY20. Klikněte a kód se uplatní automaticky. 13,592,-
16,990,-
Buy
In stock > 5 pcs
Order Code: TVblau015a1
65" LG 65QNED93A6A - Television
Free delivery
to Alza branch
65" LG 65QNED93A6A
Television - SMART, 165cm, 4K Ultra HD, 100 / 120Hz (100Hz), Mini LED, HDR10, HLG and Dolby Vision IQ, local dimming, DVB-T2/S2/C, H.265/HEVC, 4× HDMI, 2× USB, USB recording, Bluetooth, DLNA, Chromecast, game mode, voice control, Amazon Alexa, Apple Airplay 2, webOS, VESA 400×300, 40 W speaker(s), Dolby Atmos and Dolby Digital AC3, G
44,990,-
Buy
In stock > 5 pcs
Order Code: WK6017a36
50" Metz 50MQF7500Z
Television - SMART QLED, 127cm, 4K Ultra HD, 50 / 60Hz (50Hz), , HDR10, HDR10+ and Dolby Vision,, 3× HDMI, 2× USB, CI+, USB recording, Bluetooth, Chromecast, game mode, voice control, Google Assistant, Google TV, VESA 200×200, 24 W speaker(s), Dolby Atmos, Dolby Digital and Dolby Digital Plus, F
9,590,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: METZ7000Zg
65" Metz 65MUE7800Z - Television
Free delivery
to Alza branch
65" Metz 65MUE7800Z
Television - SMART QLED, 165cm, 4K Ultra HD, 50 / 60Hz (50Hz), , HDR10, HDR10+ and HLG, DVB-T2/S2/C, H.265/HEVC, 3× HDMI, 1× USB, CI+, USB recording, WiFi, Bluetooth, Chromecast, voice control, Google Assistant, Google TV, VESA 300×400, 20 W speaker(s), Dolby Digital and Dolby Digital Plus, F
Buy with code ALZADNY15 The discount code gives the option of applying a discount on a given product when entering the code in the shopping cart. Získejte slevu 15 % s kódem ALZADNY15. Klikněte a kód se uplatní automaticky. 18,862,-
22,190,-
Buy
In stock 3 pcs
Order Code: METZ005c2
43" Hisense 43A6S
Television - SMART LED, 109cm, 4K Ultra HD, 50 / 60Hz (50Hz), , HDR10 and HDR10+, DVB-T2/S2/C, H.265/HEVC, 3× HDMI, 1× USB, WiFi, Bluetooth, game mode, Apple Airplay 2, Vidaa, VESA 200×300, DTS Virtual:X, E
New arrival 7,490,-
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In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: HIS022x9b16
86" LG 86QNED8EA6B - Television
Free delivery
to Alza branch
86" LG 86QNED8EA6B
Television - SMART, 218cm, 4K Ultra HD, 50 / 60Hz (50Hz), HDR10 and HLG,, 3× HDMI, 2× USB, USB recording, Bluetooth, DLNA, Chromecast, Miracast, game mode, voice control, Amazon Alexa, Apple Airplay 2, webOS, VESA 600×400, 20 W speaker(s), Dolby Digital AC3, E
New arrival 33,990,-
Buy
In stock 5 pcs
Order Code: wk6018c50
50" STRONG SRT50UG8773C
Television - SMART QLED, 127cm, 4K Ultra HD, 50 / 60Hz (50Hz), , HDR10, DVB-T2/S2/C, H.265/HEVC, 2× HDMI, 2× USB, CI+, WiFi, Bluetooth, DLNA, Chromecast, Miracast, game mode, voice control, Google Assistant, Google TV, VESA 200×200, 20 W speaker(s), Dolby Atmos, G
9,499,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: JT880m10e
48" LG OLED48C5ELB - Television
Free delivery
Alzaboxes and stores
48" LG OLED48C5ELB
Television - SMART OLED, 121cm, 4K Ultra HD, 100 / 120Hz (100Hz), HDR10, HLG and Dolby Vision IQ,, 4× HDMI, 3× USB, USB recording, Bluetooth, DLNA, Chromecast, Miracast, game mode, voice control, Amazon Alexa, Apple Airplay 2, webOS, VESA 300×200, 40 W speaker(s), Dolby Atmos and Dolby Digital AC3, G
New arrival 26,990,-
Buy
In stock > 5 pcs
Order Code: wk6018c45
55" Sharp 55HP5265E
Television - SMART QLED, 139cm, 4K Ultra HD, 50 / 60Hz (50Hz), HDR10, Dolby Vision and HLG,, 4× HDMI, 2× USB, CI+, WiFi, Bluetooth, Chromecast, Google Assistant, Google TV, VESA 400×300, 24 W speaker(s), Dolby Atmos, Dolby Digital AC4, Dolby Digital and Dolby Digital Plus, F
+Gift Wireless Headphones AIWA with a value of 2,359,-
10,490,-
Buy
In stock > 5 pcs
Order Code: WB055y2def13
55" Toshiba 55QV3F63DG
Television - SMART QLED, 139cm, 4K Ultra HD, 50 / 60Hz (50Hz), , Dolby Vision,, 3× HDMI, 2× USB, CI+, USB recording, WiFi, Bluetooth, Vidaa, VESA 200×200, 20 W speaker(s), Dolby Atmos, E
9,999,-
Buy
In stock 2 pcs
Order Code: WB055y2g22ch
50" STRONG SRT50UG7773C
Television - SMART LED, 127cm, 4K Ultra HD, 50 / 60Hz (50Hz), , HDR10, DVB-T2/S2/C, H.265/HEVC, 2× HDMI, 2× USB, CI+, WiFi, Bluetooth, DLNA, Chromecast, Miracast, game mode, voice control, Google Assistant, Google TV, VESA 400×200, 20 W speaker(s), Dolby Atmos, G
8,999,-
Buy
In stock 5 pcs
Order Code: JT880m09e
55" Hisense 55E7S
Television - SMART QLED, 139cm, 4K Ultra HD, 50 / 60Hz (50Hz), , HDR10, HDR10+, Dolby Vision and HDR10+ Adaptive, DVB-T2/S2/C, H.265/HEVC, 3× HDMI, 2× USB, WiFi, Bluetooth, game mode, Apple Airplay 2, Vidaa, VESA 200×400, Dolby Atmos, E
New arrival 10,990,-
Buy
In stock > 5 pcs
Order Code: HIS022x9b22
65" Sharp 65HR7265E
Television - SMART QLED, 165cm, 4K Ultra HD, 50 / 60Hz (50Hz), HDR10, HLG and Dolby Vision IQ,, 4× HDMI, 2× USB, CI+, WiFi, Bluetooth, Chromecast, game mode, Google Assistant, Google TV, VESA 400×300, 24 W speaker(s), DTS Virtual:X, Dolby Atmos, Dolby Digital AC4, Dolby Digital and Dolby Digital Plus, E
17,990,-
Buy
In stock 1 pcs
Order Code: WB055y2def17
50" LG 50NANO90A6B
Television - SMART, 127cm, 4K Ultra HD, 50 / 60Hz (50Hz), , HDR10 and HLG, DVB-T2/S2/C, H.265/HEVC, 3× HDMI, 2× USB, Bluetooth, Chromecast, Amazon Alexa, Apple Airplay 2, webOS, VESA 200×200, 20 W speaker(s), Dolby Digital AC3, F
15,990,-
Buy
In stock > 5 pcs
Order Code: WK775
55" Sencor SLE 55Q871B
Television - SMART QLED, 139cm, 4K Ultra HD, 50 / 60Hz (50Hz), , HDR10 and HLG, DVB-T2/S2/C, H.265/HEVC, 3× HDMI, 2× USB, WiFi, Bluetooth, Miracast, game mode, webOS, VESA 200×200, 24 W speaker(s), Dolby Digital Plus, F
Discounted -4 % 10,990,- 11,499,-
Buy
In stock 4 pcs
Order Code: WS532f4d10j
75" LG 75QNED93A6A - Television
Free delivery
to Alza branch
75" LG 75QNED93A6A
Television - SMART, 191cm, 4K Ultra HD, 100 / 120Hz (100Hz), Mini LED, HDR10, HLG and Dolby Vision IQ, local dimming, DVB-T2/S2/C, H.265/HEVC, 4× HDMI, 2× USB, USB recording, Bluetooth, DLNA, Chromecast, game mode, voice control, Amazon Alexa, Apple Airplay 2, webOS, VESA 400×300, 40 W speaker(s), Dolby Atmos and Dolby Digital AC3, G
42,740,-
Buy
In stock > 5 pcs
Order Code: WK6017a49
65" STRONG SRT65UG8773C
Television - SMART QLED, 165cm, 4K Ultra HD, 50 / 60Hz (50Hz), , HDR10, DVB-T2/S2/C, H.265/HEVC, 2× HDMI, 2× USB, CI+, WiFi, Bluetooth, DLNA, Chromecast, Miracast, game mode, voice control, Google Assistant, Google TV, VESA 300×200, 20 W speaker(s), Dolby Atmos, G
15,499,-
Buy
In stock 3 pcs
Order Code: JT880m09h
55" Toshiba 55UV3F63DG
Television - SMART LED, 139cm, 4K Ultra HD, 50 / 60Hz (50Hz), , Dolby Vision,, 3× HDMI, 2× USB, CI+, USB recording, WiFi, Bluetooth, Vidaa, VESA 200×200, 20 W speaker(s), Dolby Atmos, E
+Gift Wireless Headphones AIWA with a value of 2,359,-
9,499,-
Buy
In stock > 5 pcs
Order Code: WB055y2g22i
50" Blaupunkt 50UGC5501S
Television - SMART LED, 127cm, 4K Ultra HD, 50 / 60Hz (50Hz), ,, 3× HDMI, 2× USB, CI+, WiFi, Bluetooth, Chromecast, voice control, Google Assistant, Google TV, VESA 200×200, 16 W speaker(s), G
New arrival 8,379,-
Buy
In stock > 5 pcs
Order by midnight, get it at the AlzaBox in the morning.
Info
Order Code: TVblau014d2

Ultra HD Televisions

Ultra high definition television in 4K resolution is a new trend that is increasingly taking hold in living rooms. With a resolution of 3840x2160, an Ultra HD TV display contains 4 times as many pixels as a Full HD TV.  4K TV is thus four times the resolution.

Razor-sharp images

Ultra HD resolution means sharp images even with large diagonals. Enjoy brilliant images in great detail even with a giant TV, which at lower resolutions might not be the rule. Watch movies with sharp features and unmatched image quality that will fascinate you. After trying Ultra HD TV, you will not want anything else.

What Ultra HD TV?

You've decided to buy a TV with 4K Ultra HD resolution? Then you only need to choose the right Ultra HD TV to catch the eye. Our rich offer is ready for it. Choose between manufacturers such as SamsungLG and Panasonic. 4K's worldwide popularity is deserved for its display quality, advanced technology and modern design.
Was this information useful?
This form is used only for evaluating the information in the description above.
If you have any question about our products, services, transport or any other request, please contact our customer support.
What should be improved? Is anything missing here? Is anything wrong? Share it with us.
Check out products sorted by price starting with the lowest price in the category cheap ultra HD Televisions Find products sorted from the most expensive to the cheapest in the category most expensive ultra HD Televisions Check out products sorted by price starting with the highest price in the category best sellers, best ultra HD Televisions You’ll find products sorted by reviews starting from the highest ranked in ultra HD Televisions reviews
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