Samsung S90F 55" 16:9 120Hz 4K HDR OLED Smart TV

Overview

The Samsung QN55S90FAFXZA is a 55 inch OLED smart TV designed to deliver stunning 4K resolution with true black levels and high contrast thanks to its self-illuminating pixels. Powered by the NQ4 AI Gen3 processor, it enhances every frame by upscaling lower resolution content and optimizing picture and sound in real time. With a native 120Hz refresh rate and support for variable refresh rates up to 144Hz, this TV offers smooth and responsive performance for gaming and fast-moving scenes. Its built-in 40 watt 2.1 channel audio system with Dolby Atmos and Object Tracking Sound Lite creates immersive sound that follows the action on screen.

Key features

• OLED panel technology that produces deep blacks and accurate colors meeting the Pantone standard
• NQ4 AI Gen3 processor that intelligently upscales content to near 4K clarity and adjusts audio and video dynamically
• Variable refresh rate up to 144Hz with FreeSync Premium Pro support for smooth gaming and reduced screen tearing
• Auto Low Latency Mode that activates automatically when a gaming console or PC is connected to minimize input lag
• Built-in 40 watt 2.1 channel speaker system with Dolby Atmos and Object Tracking Sound Lite for directional and immersive audio
• Tizen operating system providing a fast, tile-based interface with access to major streaming services and Samsung TV Plus with over 2,700 free channels
• Voice control integration with Alexa, Bixby, and Google Assistant for hands-free operation and content search
• SmartThings hub built in to control compatible smart home devices directly from the TV screen
• Four HDMI ports supporting eARC for high-quality audio output and simplified cable management
• Wireless connectivity via Wi-Fi 5 and Bluetooth 5.3 for easy device pairing and streaming without cables

Key specs

• Display size: 55 inches
• Panel type: OLED
• Resolution: 4K UHD (3840 x 2160)
• Refresh rate: Native 120Hz, variable up to 144Hz
• Processor: NQ4 AI Gen3
• Audio output: 40 watt 2.1 channel
• Operating system: Tizen
• HDMI ports: 4 (with Auto Low Latency Mode and eARC support)
• Wireless: Wi-Fi 5 (802.11ac), Bluetooth 5.3
• Smart home hub: Integrated SmartThings

Connectivity and compatibility

This TV offers versatile connectivity options to fit a variety of entertainment setups. The four HDMI inputs provide ample bandwidth for gaming consoles, Blu-ray players, and soundbars, with eARC support ensuring uncompressed audio can be sent to external receivers. Wireless connections include Wi-Fi 5 for stable streaming and Bluetooth 5.3 for pairing headphones or other devices without cables. The SmartThings hub allows seamless integration with compatible smart home devices, enabling control of lights, thermostats, and cameras directly from the TV interface.

Performance and reliability

The combination of the OLED panel and the NQ4 AI Gen3 processor ensures consistently sharp and vibrant images with excellent contrast and color accuracy. The variable refresh rate and Auto Low Latency Mode make this TV well suited for gaming, delivering smooth motion and responsive controls. The built-in audio system with Dolby Atmos and Object Tracking Sound Lite enhances immersion by creating a sound field that moves with the on-screen action. Its slim design and flexible mounting options allow it to fit comfortably in both compact city apartments and dedicated home theaters.

Ideal uses and environments

This model is a strong choice for users who want a premium viewing experience with accurate colors and deep blacks, whether watching movies, streaming shows, or playing games. It fits well in living rooms, gaming dens, and media rooms where both picture quality and smart features are important. The integrated smart home hub and voice assistants also make it suitable for tech-savvy users who want to control their connected devices from a central screen. Its combination of performance, connectivity, and design adapts to a wide range of entertainment needs without requiring complex setup or calibration.