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LG B4 OLED TV

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

List price

$1,299

28 attributes tracked

Catalog as of September 1, 2026

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

Panel type

WOLED

Peak brightness (HDR)

~650–700 nits HDR peak

HDMI 2.1 ports

4

What it does well

  • 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

Where it gives ground

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

Compare it head to head

The fastest way to decide is against the product you are actually cross shopping. Showing 4 of 15 published matchups.

TVs21 differing specs

Hisense U8N Mini-LED TV

$1,299

LG B4 OLED TV

$1,299

Hisense leads on 3 of 5 rankable specs.

See the breakdown
TVs24 differing specs

LG B4 OLED TV

$1,299

Hisense U7N Mini-LED TV

$799

Evenly split on rankable specs, so price and taste decide it.

See the breakdown
TVs21 differing specs

LG B4 OLED TV

$1,299

LG G4 OLED evo TV

$2,599

LG G4 leads on 3 of 3 rankable specs, but LG B4 saves $1,300.

See the breakdown
TVs24 differing specs

LG B4 OLED TV

$1,299

Samsung S90D OLED TV

$1,599

Samsung leads on 2 of 2 rankable specs, but LG saves $300.

See the breakdown

Full specifications

Picture

Panel type
WOLED
Screen size
65 inches
Resolution
3840 × 2160 (4K)
Native refresh rate
120 Hz
Peak brightness (HDR)Not on the official sheet
~650–700 nits HDR peak
ContrastOur summary
Infinite (per-pixel)
Local dimming
Per-pixel (self-emissive)
Viewing angleOur summary
Excellent
Screen finish
Glossy
HDR formats
Dolby Vision, HDR10, HLG (no HDR10+)

Processing

Processor
α8 AI Processor 4K
Motion handlingOur summary
Excellent OLED response time
Upscaling
AI Super Upscaling 4K

Gaming

HDMI 2.1 ports
4
4K 120Hz
Yes
VRR
Yes
Auto low latency (ALLM)
Yes
Input lag (4K 120, game mode)Not on the official sheet
~5.5 ms
G-Sync / FreeSync
NVIDIA G-Sync Compatible, AMD FreeSync Premium

Audio

Speakers
2.0 channel, 20W
Dolby Atmos
Yes
eARC
Yes

Smart TV

Operating system
webOS 24
Voice assistants
LG ThinQ, Alexa, Apple Home

Design

ThicknessNot on the official sheet
~46 mm
Wall mount
Standard VESA

Ownership

Burn-in riskOur summary
Yes (mitigated by pixel shift and screen care)
Warranty
1 year
Most rows are from the official spec sheet. Marked rows are other published figures or our summary, not lab tests we ran.Official LG B4 OLED TV spec sheet (opens in a new tab)

Other tvs we track

Hisense

Hisense U8N Mini-LED TV

$1,299

CompareSpecs

TCL

TCL QM8 Mini-LED TV

$1,499

CompareSpecs

Samsung

Samsung S90D OLED TV

$1,599

CompareSpecs

Samsung

Samsung Q90C QLED TV

$1,799

CompareSpecs

LG

LG C4 OLED evo TV

$1,799

CompareSpecs

Sony

Sony BRAVIA 7 Mini-LED TV

$1,799

CompareSpecs

Frequently asked

How much does LG B4 OLED TV cost?

LG B4 OLED TV lists at $1,299 (manufacturer list price snapshot as of 2026-09-01). Retail prices vary by merchant and this is not a live quote.

What are LG B4 OLED TV’s key specs?

Key specifications for LG B4 OLED TV include panel type (WOLED), peak brightness (hdr) (~650–700 nits HDR peak), and hdmi 2.1 ports (4).

What does LG B4 OLED TV compare against?

LG B4 OLED TV is compared head to head against Hisense U8N Mini-LED TV vs LG B4 OLED TV, LG B4 OLED TV vs Hisense U7N Mini-LED TV, LG B4 OLED TV vs LG G4 OLED evo TV, LG B4 OLED TV vs Samsung S90D OLED TV, LG B4 OLED TV vs Sony BRAVIA 7 Mini-LED TV, and LG B4 OLED TV vs Sony BRAVIA 8 OLED TV.