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Sony BRAVIA XR A90K 48" OLED TV vs Sony BRAVIA 8 55" OLED TV

Both are Sony 4K OLEDs with 120 Hz panels, VRR, Google TV and four HDMI ports, so the picture fundamentals are close. The A90K is the older 48-inch set built on the Cognitive Processor XR with XR OLED Contrast Pro and XR Triluminos Pro, and it is the one to pick if you sit close or have a small room. The BRAVIA 8 is the newer 55-inch XR80, adds Dolby Vision and Dolby Atmos support and a brighter anti-glare panel, and is the better all-round pick for a living room. Owners of both praise the contrast and motion; the common complaint on the A90K is that it is dimmer in a bright room.

  • Choose the Sony A90K if you want a 48-inch OLED for a bedroom or desk setup where a 55-inch screen would be too big.
  • Choose the Sony BRAVIA 8 if you want the newer panel, Dolby Vision and Atmos, and a larger 55-inch screen for a main room.

Prices

  • Sony BRAVIA XR A90K 48" OLED TV: $1,398.00 at B&H Photo-Video-Audio (last seen Nov 10)
  • Sony BRAVIA 8 55" OLED TV: $1,398.00 at ABC Warehouse (last seen Nov 9)
  • Difference: both cost the same at the latest prices (Nov 9 and Nov 10)
Sony
Sony 48-Inch BRAVIA XR A90K

Sony BRAVIA XR A90K 48" OLED TV

Sony 48-Inch BRAVIA XR A90K

$1,398.00at B&H Photo-Video-AudioChecked 18 h ago
See all prices and details
Visit B&H Photo-Video-Audio
Pros
  • 48-inch size fits small rooms and close viewing
  • Acoustic Surface Audio+ makes sound come from the picture
  • Excellent contrast and wide viewing angle
  • Four HDMI ports with 120 Hz and VRR
Cons
  • No Dolby Vision support listed
  • Glossy screen shows reflections in bright rooms
  • Older model than the BRAVIA 8
  • Only 48 inches, which limits a large room
Sony
Sony BRAVIA 8 55" XR80 Series 4K UHD HDR OLED 120Hz Dolby Vision/Atmos Google TV Smart TV (K55XR80B) - 2024

Sony BRAVIA 8 55" OLED TV

Sony BRAVIA 8 55" XR80 Series 4K UHD HDR OLED 120Hz Dolby Vision/Atmos Google TV Smart TV (K55XR80B) - 2024

$1,398.00at ABC WarehouseChecked Nov 9
See all prices and details
Visit ABC Warehouse
Pros
  • Newer 2024 panel and processing
  • Dolby Vision and Dolby Atmos support
  • Anti-glare coating handles bright rooms better
  • 55 inches suits a typical living room
Cons
  • Standard speakers, no Acoustic Surface Audio
  • 55 inches may be too large for a small room
  • Reflections are softened, not eliminated
  • Fewer menu languages listed

What separates them

Sony BRAVIA XR A90K 48" OLED TVSony BRAVIA 8 55" OLED TV
Screen size48 inches55 inches
Panel generationA90K, older XR OLED generationBRAVIA 8 XR80, 2024 model
HDR formatsHDR10 and HLG; no Dolby Vision listedDolby Vision plus HDR10 and HLG
AudioAcoustic Surface Audio+ with actuators behind the panelDolby Atmos support, standard speaker array
Anti-glareGlossy panel, reflections show clearlyAnti-glare coating that softens bright reflections
ProcessorCognitive Processor XR with XR OLED Contrast Pro and XR Triluminos ProXR processor with the same contrast and color engine
Gaming120 Hz, VRR, four HDMI ports, two HDMI 2.1120 Hz, VRR, four HDMI ports, two HDMI 2.1
StandIncluded stand, 8.88 inch depth with standLow-profile stand with a brushed metal band

Price history

$1,398.00$1,398.00
Nov 1Nov 10
  • Sony BRAVIA XR A90K 48" OLED TV: lowest $1,398.00 on Nov 1 at Best Buy; $1,398.00 on Nov 10.
  • Sony BRAVIA 8 55" OLED TV: lowest $1,398.00 on Nov 1 at Walmart; $1,398.00 on Nov 9.

Prices at every store

Sony BRAVIA XR A90K 48" OLED TV

  • B&H Photo-Video-AudioNew

    In stock

    $1,398.00Free shippingChecked 18 h ago
    Visit B&H Photo-Video-Audio
  • Best BuyNew

    In stock

    $1,398.00+ $16.49 shippingChecked 18 h ago
    Visit Best Buy
  • Abt Electronics & AppliancesNew

    In stock

    $1,398.00+ $101.00 shippingChecked 18 h ago
    Visit Abt Electronics & Appliances
  • DatavisionNew

    Availability unknown

    $1,398.00Checked 18 h ago
    Visit Datavision
All 8 stores and price history →

Sony BRAVIA 8 55" OLED TV

  • WalmartNew

    In stockSold by Video & Audio Center

    $1,398.00Free shippingChecked Nov 9
    Visit Walmart
  • Abt Electronics & AppliancesNew

    In stock

    $1,398.00+ $51.00 shippingChecked Nov 9
    Visit Abt Electronics & Appliances
  • Macy'sNew

    Availability unknown

    $1,398.00Checked Nov 9
    Visit Macy's
  • ABC WarehouseNew

    Availability unknown

    $1,398.00Checked Nov 9
    Visit ABC Warehouse
All 13 stores and price history →

Specs compared

SpecSony BRAVIA XR A90K 48" OLED TVSony BRAVIA 8 55" OLED TV
Network FunctionalitySmart TV, Google AssistantSmart TV, Streaming
Supported Resolutions4K4K
Display TypeOLEDOLED
Resolution4K UHD4K
HDTV Format4K UHD4K UHD
Backlight TechnologyOLEDOLED
Display HighlightsHDRHDR
Refresh Rate120 Hz120Hz
Max Resolution V-SyncVRRVRR
Display Aspect Ratio16:916:9
Image Contrast RatioNear-infiniteNearly infinite contrast ratio
Viewing AngleWideWide viewing angle, Remains mostly consistent f…
Show all 27 specsShow fewer specs
SpecSony BRAVIA XR A90K 48" OLED TVSony BRAVIA 8 55" OLED TV
Menu LanguageZULU, AFRIKAANS, ARABIC, ASSAMESE, BENGALIEnglish
Smart TVYesYes
HDMI Ports44
Internet Streaming ServicesNetflixNetflix, Sony Pictures Core
Network ConnectivityEthernet, Wi-FiEthernet, Wi-Fi
Video InterfaceHDMIHDMI
PC InterfaceHDMIHDMI
CEC EnabledYes (BRAVIA Sync Function)Yes
Dimensions8.88'' (depth with stand)0.3 inches wide (brushed metal band along the b…

What reviewers say

Sony BRAVIA 8 55" OLED TV

Owners of Sony's OLED sets generally praise the picture, especially blacks and motion, and the Google TV interface. Common complaints center on reflections in bright rooms and brightness that can't match high-end LCDs.

What people mention
  • Picture qualityPraisedOwners say OLED blacks and contrast make movies look deep and detailed.
  • MotionPraisedThe 120Hz panel is described as smooth for sports and games.
  • ReflectionsCriticisedThe glossy screen shows reflections from windows and lamps.
  • BrightnessMixedBright enough for most rooms, but dimmer than the brightest LCD TVs.

Questions and answers

Which is better for a bright living room?
The BRAVIA 8. Its anti-glare coating and newer panel hold up better against window light, while the A90K's glossy screen shows reflections more clearly.
Is the A90K good for gaming?
Yes. It has a 120 Hz OLED panel, VRR and four HDMI ports, two of them HDMI 2.1. The BRAVIA 8 matches those specs, so pick by size rather than gaming features.
Does the A90K support Dolby Vision?
Dolby Vision is not listed for the A90K. The BRAVIA 8 supports Dolby Vision and Dolby Atmos, which matters if you stream from services that use them.
Which has better sound?
The A90K. Its Acoustic Surface Audio+ vibrates the panel itself to produce sound from the picture. The BRAVIA 8 uses a conventional speaker array with Dolby Atmos support.
Is the BRAVIA 8 worth stepping up to over the A90K?
If you have room for 55 inches and watch in a bright room, yes. You get a newer panel, Dolby Vision and Atmos, and better glare handling. If space is tight, the 48-inch A90K is the better fit.
Which lasts longer?
Both use OLED panels with similar lifespans, and neither has a clear durability edge. The BRAVIA 8 is a year newer, so its panel and software support will run longer.

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  • Sony 48-Inch BRAVIA XR A90K vs Sony 55” class BRAVIA 8 OLED 4K HDR Smart Google TV K55XR80, 2024 Model
  • Sony 48-Inch BRAVIA XR A90K vs Sony 55-inch BRAVIA OLED 4K HDR Smart TV K-55XR80
Expansion SlotsCommon Interface Plus (CI+) slot—
Screen FormFlat—
Stand And MountStand included—
Anti-Glare—Bright sources will reflect without much diffus…
Dynamic Contrast Ratio—Infinite contrast
Viewing Angle (Vertical)—178 o