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42-inch graphite black OLED TV with slim bezel-less frame and blade stand

SAMSUNG

SAMSUNG QN42S90HAEXZA 42" S90HA OLED 4K 165Hz 2026

SKU CH-SEH6-9ACQJ

A 42 inch OLED TV with 4K resolution, 165Hz refresh rate and NQ4 AI Gen3 Processor powered by 128 neural networks for enhanced picture and sound

  • Screen size42 in (107 cm)
  • Refresh frequency165 Hz
  • Year2026
  • TV technologyOLED TV
  • Optimal resolution4K
  • Highest resolution3840 × 2160
  • 128 neural networks upscale every source to 4K
  • 165 Hz refresh and VRR keep fast gaming motion clear
  • Self-illuminating OLED pixels produce perfect black and wide viewing angles
  • NQ4 AI Gen3 processor adjusts picture and sound in real time
  • 42-inch 4K panel fits compact spaces without sacrificing detail

42-inch OLED Smart TV for Gaming and Streaming

The Samsung QN42S90HAEXZA is a 42-inch OLED TV built for 4K resolution at 165Hz refresh rate. It targets gamers and streamers who want self-illuminating pixels and AI-enhanced picture processing. The 2026 model includes a Vision AI Companion and Multi AI Agents for smart home integration. It is not suited for buyers who need a larger screen size or a curved display.

Thermal Performance and Power Efficiency

The OLED panel uses self-illuminating pixels that generate less heat than traditional backlit designs during normal viewing. The NQ4 AI Gen3 Processor manages power draw dynamically across 128 neural networks for efficient 4K AI Upscaling Pro. Operation stays quiet without active cooling fans in the chassis. The 165Hz Motion Xcelerator maintains stable performance during extended gaming sessions.

Included Accessories and Software Benefits

A 6.8oz 200ml ammonia-free and alcohol-free screen cleaning solution is bundled to remove dust, dirt, and fingerprints without damaging the display. The One UI Tizen platform provides Samsung TV Plus, Gaming Hub with cloud gaming, and Smart Home Connectivity. AI Customization Pro adapts picture and sound settings automatically. Multi-View and Multi-Control features enable simultaneous device interaction.

How it compares

Measured against everything we stock in LED, Quantum Dot & OLED TVs, at today’s prices. Recalculated every night.

Price $939.99
Cheaper than about 72% of the 836 comparable items (median $1,384.99).
Screen size 42 in (107 cm)
Lower than about 90% of the 693 comparable items (median 65 in).
Refresh frequency 165 Hz
Higher than about 99% of the 463 comparable items (median 120 Hz).

Specifications

Product
Brand nameSamsung
Product lineS90HA
Model nameQN42S90HAEXZA
Year2026
Product colorGraphite Black
Display
Screen size42 in (107 cm)
Refresh frequency165 Hz
TV technologyOLED TV
Curved screenNo
Optimal resolution4K
Highest resolution3840 × 2160
Screen ratio16:9
LED typeOLED
OLED panelYes
Picture processorNQ4 AI Gen3 Processo
Audio & video
Speaker setup2
Connectivity
LAN connectionEthernet In
Wireless connectivityWi-Fi / Bluetooth
Internet accessWired / Wireless
Ports & slots
HDMI ports4 In
USB portsYes
Digital audio output1 Optical Out
Size & build
VESA mount pattern200 mm x 200 mm
Size (WxHxD)36.8 × 23.9 × 8.1
Dimensions with stand36.8 × 23.9 × 8.1
Size without stand36.8 × 21.4 × 1.6
Environment & compliance
Energy StarYes
More details
Parental controlsYes
Remote controllerYes

Questions about this item

How do I attach the Simple Blade Adjustable Stand and which step is often missed?

The stand bolts to the four VESA mounting points on the back of the 42 inch panel; the step many skip is tightening the two rear adjustment screws after the TV is upright so the screen sits level.

What part of this TV will need replacement first under normal use?

The OLED panel itself ages over time; brightness gradually decreases with cumulative viewing hours, and there is no user-replaceable light source inside the set.

What limit appears first during a long gaming session at 165 Hz?

The panel's self-illuminating pixels can trigger automatic brightness limiting after extended high-APL content, reducing peak luminance to protect the organic material.

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