Great deal: Popular 48″ Samsung OLED TV on Alza discounted below 20 thousand for the first time

  • Samsung QE48S90F with an OLED panel is available on Alza for 19,992 CZK after entering the discount code ALZADNY20
  • The TV offers a 48" 4K display, an NQ4 AI Gen3 processor with 128 neural networks, and a 144Hz gaming mode
  • On Alza, customers rate it 4.9 out of 5, and 100% of buyers would recommend it

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Adam Kurfürst
Adam Kurfürst
6. 2. 2026 15:30
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For many people, OLED TVs are synonymous with the best picture quality you can get at home. Self-illuminating pixels ensure perfect blacks and vibrant colors that LCD panels simply cannot reproduce. The problem is usually the high price. This makes the current offer on Alza all the more interesting, where the 48-inch model Samsung QE48S90F has dropped below the 20 thousand Czech crowns mark for the first time. Just enter the code ALZADNY20 during purchase, and the price will be reduced to 19,992 CZK. When it was launched, the TV cost 35,990 CZK.

OLED picture with next-gen AI processor

The Samsung QE48S90F belongs to the S90F model series, which represents one of the best ways to experience OLED picture from this manufacturer. The display with a 48-inch diagonal (121 cm) offers 4K Ultra HD resolution (3840 × 2160 pixels) and a 100/120 Hz refresh rate, which climbs up to 144 Hz in gaming mode.

Image processing is handled by the NQ4 AI Gen3 processor, which uses 128 neural networks to optimize both picture and sound in real-time. Samsung presents it as its most capable 4K chip – compared to the S85F model (NQ4 AI Gen2), it has up to a 2x faster NPU and a 2.1x faster GPU. The equipment also includes 4K AI Upscaling Pro technology, which can enhance lower-resolution content to a level approaching 4K.

The TV features an anti-reflective surface and supports the HDR10+ format for better dynamic range processing. Color accuracy is confirmed by PANTONE certification with support for 2,140 colors and 110 skin tones.

Gamers definitely won’t be bored

In addition to the aforementioned 144Hz refresh rate in gaming mode, Samsung has also implemented AMD FreeSync Premium Pro technology and compatibility with NVIDIA G-Sync, which eliminate screen tearing and stuttering. The Motion Xcelerator feature ensures smooth display of fast scenes up to 4K resolution. Also included are the Game Dashboard for convenient management of game settings directly from the screen, and support for ultrawide aspect ratios 21:9 and 32:9 for PC gaming.

In terms of connectivity, the TV offers 4× HDMI and 2× USB, complemented by a LAN port and Bluetooth.

Sound, system, and smart features

Integrated speakers with 40 W output support Dolby Atmos and OTS Lite technology, which virtually moves sound according to the movement of objects on the screen. If you wanted to add a Samsung soundbar to the TV, you would appreciate the Q-Symphony feature, which allows the TV and soundbar speakers to play together instead of muting each other.

The TV runs on the Samsung Tizen operating system (One UI), which offers access to streaming services like Netflix, Disney+, or Oneplay. Samsung promises software support for 7 years and security through the Samsung Knox platform. Thanks to the integrated SmartThings Hub, the TV can also be used as a smart home center, supporting devices compatible with the Matter protocol.

A pleasant addition is the SolarCell remote control, which charges with light and does not require traditional batteries. If needed, it can be recharged via USB-C.

What do real users say about the TV?

The Samsung QE48S90F holds an excellent rating of 4.9 out of 5 stars from 26 customers on Alza, with 100% of them recommending the TV.

Users most often praise the quality of the OLED picture – repeatedly mentioning perfect blacks, vibrant colors, and excellent contrast. Several customers were also surprised by the sound, which many describe as sufficient even without an external soundbar. The system speed, the TV’s thin profile, and the solar charging of the remote control are also positively rated.

Among the recurring criticisms, the minimalist remote control is often mentioned, which some users find harder to get used to – for example, they miss direct channel number selection. There are also comments that the Tizen operating system has a more limited app offering compared to Google TV, although all major streaming services are available. Occasionally, the necessity of initial fine-tuning of image parameters to achieve optimal results is also mentioned.

Who is the TV suitable for?

Who is the Samsung QE48S90F the right choice for? If you are looking for an OLED TV with a smaller diagonal for a smaller living room, bedroom, or study, you will hardly find a better price/performance ratio. While 48 inches might not impress in a spacious living room, it’s an ideal size for rooms where you sit closer to the screen. Conversely, if you need a large TV for a large space or are bothered by the limitations of the Tizen system compared to Google TV, it’s worth considering alternatives.

Are you interested in the Samsung QE48S90F TV at this price?

About the author

Adam Kurfürst

Adam studuje na gymnáziu a technologické žurnalistice se věnuje od svých 14 let. Pakliže pomineme jeho vášeň pro chytré telefony, tablety a příslušenství, rád se… More about the author

Adam Kurfürst
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