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Head to head

LG B4 OLED TV vs Sony BRAVIA 8 OLED TV

They split the 4 rankable specs evenly, so cost decides it: LG B4 OLED TV costs $700 less.

Catalog as of September 1, 2026

Why, in numbers

  • Peak brightness (HDR): LG B4 lists ~650–700 nits HDR peak (other published figure, not on maker sheet); Sony BRAVIA 8 lists ~900 nits HDR peak (other published figure, not on maker sheet).
  • HDMI 2.1 ports: LG B4 lists 4 (LG sheet, 2026-09-02); Sony BRAVIA 8 lists 2 (of 4 HDMI total) (Sony sheet, 2026-09-02).
  • Processor: LG B4 lists α8 AI Processor 4K (LG sheet, 2026-09-02); Sony BRAVIA 8 lists XR Processor (Sony sheet, 2026-09-02).
  • Motion handling: LG B4 lists Excellent OLED response time (our summary); Sony BRAVIA 8 lists XR Motion Clarity (our summary).
  • Upscaling: LG B4 lists AI Super Upscaling 4K (LG sheet, 2026-09-02); Sony BRAVIA 8 lists XR Clear Image 4K (Sony sheet, 2026-09-02).

Manufacturer list price, not a live offer. Confirm current pricing before you buy.

LG B4 OLED TV
$1,2992 spec wins
Swap
Sony BRAVIA 8 OLED TV
$1,9992 spec wins
Swap

Buying for

Every rankable spec counts once. Pick a lens to score only what matters for your tv.

Straight answer

Overall: 2 to 2

Tied overall. LG B4 is cheaper.

  • The 4 rankable overall specs split 2 to 2.
  • Saves $700 at list price.
2 LG B44 rankable of 28 specsSony BRAVIA 8 2

Deal-breakers

tick what would make you walk away

  • row

    A PS5, an Xbox and a 4K120 PC cannot all connect at full bandwidth, and one port doubles as eARC.

    Clear:LG B4 · 4Trips:Sony BRAVIA 8 · 2 (of 4 HDMI total)
  • row

    Static news tickers, game HUDs and desktop use can leave permanent marks over the years.

    Trips:LG B4 · Yes (mitigated by pixel shift and scree…Trips:Sony BRAVIA 8 · Yes (OLED; pixel shift / panel refresh)
  • row

    Lamps and windows reflect in a bright room.

    Trips:LG B4 · GlossyTrips:Sony BRAVIA 8 · Glossy

At a glance

The handful of numbers that decide most purchases in this category.

2 of 3 differ

Panel typesame

LG

WOLED

Sony

WOLED

Peak brightness (HDR)

LG

~650–700 nits HDR peak

Sony

~900 nits HDR peak

HDMI 2.1 ports

LG

4

Sony

2 (of 4 HDMI total)

The 90-Day Owner Regret Check

Documented ergonomic quirks, hardware annoyances, and maintenance realities reported by real owners.

Post-Purchase Truths

LG: What to watch for

  • Software / Apps

    Smart TV interface runs sponsored ads and banner recommendations.

    Like most modern smart TV platforms, the home menu highlights suggested streaming content and sponsored banner placement out of the box.

  • Ergonomics

    Thin integrated TV speakers lack low-end bass punch.

    Ultra-thin modern chassis leave minimal acoustic chamber depth, making a dedicated soundbar or audio system virtually mandatory for movie dialogues.

Sony: What to watch for

  • Software / Apps

    Smart TV interface runs sponsored ads and banner recommendations.

    Like most modern smart TV platforms, the home menu highlights suggested streaming content and sponsored banner placement out of the box.

  • Ergonomics

    Thin integrated TV speakers lack low-end bass punch.

    Ultra-thin modern chassis leave minimal acoustic chamber depth, making a dedicated soundbar or audio system virtually mandatory for movie dialogues.

LG B4$1,2992 wins
Sony BRAVIA 8$1,9992 wins

Picture

leads 1-0
Picture specifications. Middle column is LG B4 OLED TV, right column is Sony BRAVIA 8 OLED TV.
Panel typeWOLEDWOLED
Screen size65 inches65 inches
Resolution3840 × 2160 (4K)3840 × 2160 (4K)
Native refresh rate120 Hz120 Hz
Peak brightness (HDR)Not on the official sheet~650–700 nits HDR peak~900 nits HDR peak (wins this row: higher)
ContrastOur summaryInfinite (per-pixel)Infinite (per-pixel)
Local dimmingPer-pixel (self-emissive)Per-pixel (self-emissive)
Viewing angleOur summaryExcellentExcellent
Screen finishGlossyGlossy
HDR formatsDolby Vision, HDR10, HLG (no HDR10+)Dolby Vision, HDR10, HLG (no HDR10+)

Processing

3 differences
Processing specifications. Middle column is LG B4 OLED TV, right column is Sony BRAVIA 8 OLED TV.
Processorα8 AI Processor 4KXR Processor
Motion handlingOur summaryExcellent OLED response timeXR Motion Clarity
UpscalingAI Super Upscaling 4KXR Clear Image 4K

Gaming

leads 2-0
Gaming specifications. Middle column is LG B4 OLED TV, right column is Sony BRAVIA 8 OLED TV.
HDMI 2.1 ports4 (wins this row: higher)2 (of 4 HDMI total)
4K 120HzYesYes
VRRYesYes
Auto low latency (ALLM)YesYes
Input lag (4K 120, game mode)Not on the official sheet~5.5 ms (wins this row: lower)~8.5 ms
G-Sync / FreeSyncNVIDIA G-Sync Compatible, AMD FreeSync PremiumFreeSync, HDMI VRR

Audio

1 differences
Audio specifications. Middle column is LG B4 OLED TV, right column is Sony BRAVIA 8 OLED TV.
Speakers2.0 channel, 20WAcoustic Surface Audio+, 50W 5-actuator
Dolby AtmosYesYes
eARCYesYes

Smart TV

2 differences
Smart TV specifications. Middle column is LG B4 OLED TV, right column is Sony BRAVIA 8 OLED TV.
Operating systemwebOS 24Google TV
Voice assistantsLG ThinQ, Alexa, Apple HomeGoogle Assistant, Alexa, Apple Home

Design

leads 1-0
Design specifications. Middle column is LG B4 OLED TV, right column is Sony BRAVIA 8 OLED TV.
ThicknessNot on the official sheet~46 mm~37 mm (wins this row: lower)
Wall mountStandard VESAStandard VESA

Ownership

1 differences
Ownership specifications. Middle column is LG B4 OLED TV, right column is Sony BRAVIA 8 OLED TV.
Burn-in riskOur summaryYes (mitigated by pixel shift and screen care)Yes (OLED; pixel shift / panel refresh)
Warranty1 year1 year
Most rows are from the official spec sheet. Marked rows are other published figures or our summary, not lab tests we ran.

Which one should you buy

Pick this one if

LG B4 OLED TV

Value flagship 65-inch OLED TV featuring 4 full-bandwidth HDMI 2.1 ports, α8 AI processor, and Dolby Vision.

  • Four full-bandwidth HDMI 2.1 ports at an accessible OLED price point
  • Perfect blacks and infinite contrast with zero blooming
  • Ultra-low input lag and full VRR support for gaming

What you give up

  • Lower peak brightness than C4 and G4 series
  • Glossy screen reflects ambient light in bright rooms

Pick this one if

Sony BRAVIA 8 OLED TV

Refined 65-inch 4K OLED TV powered by XR Processor with Acoustic Surface Audio+ sound system.

  • Exceptional Sony XR color grading and motion clarity
  • Acoustic Surface Audio+ vibrates the screen directly for centered dialogue
  • Slim one-slate design with versatile 4-way stand

What you give up

  • Only two HDMI 2.1 ports (one shared with eARC)
  • Peak brightness trails Mini-LED models in sunlit rooms

Best for each use

Gaming

Console or PC play: low input lag, 120 Hz, enough HDMI 2.1 ports for every box

For gaming, buy the LG B4.

  • Leads 2 of 2 rankable gaming specs.
  • HDMI 2.1 ports: 4 vs 2
  • Input lag (4K 120, game mode): ~5.5 ms vs ~8.5 ms
  • It is also $700 cheaper.

Movies

Dark-room films and HDR streaming: black levels, HDR formats, motion and upscaling

Too close to call on movies from the spec sheets. Only peak brightness (hdr) is rankable here.

  • Motion handling: Excellent OLED response time vs XR Motion Clarity
  • Upscaling: AI Super Upscaling 4K vs XR Clear Image 4K

Bright rooms

Daytime TV and sports in a sunny room: brightness, glare handling, wide seating

Too close to call on bright rooms from the spec sheets. Only peak brightness (hdr) is rankable here.

  • Burn-in risk: Yes vs Yes

Every answer above is scored from published figures. A lens uses only the rows that matter for that use, including marked rows that are not on the official sheet. Switch lenses interactively in the panel above.

Done deciding?

Open the full standalone spec sheet for either device.

Manufacturer pages: LG B4 OLED TV · Sony BRAVIA 8 OLED TV

Common questions

Which is cheaper, the LG B4 or the Sony BRAVIA 8?

LG B4 costs $700 less at list price.

What is the biggest catch with the LG B4 or Sony BRAVIA 8?

Sony BRAVIA 8 has this deal-breaker: only two HDMI 2.1 ports. A PS5, an Xbox and a 4K120 PC cannot all connect at full bandwidth, and one port doubles as eARC.

Which is better for gaming, the LG B4 or the Sony BRAVIA 8?

For gaming, buy the LG B4. Leads 2 of 2 rankable gaming specs. HDMI 2.1 ports: 4 vs 2

What cannot be compared from spec sheets?

Of the 28 specs tracked here, 24 are descriptive and cannot be ranked on numbers alone. Spec sheets also cannot measure subjective factors like build quality, real-world performance, or comfort.

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