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LG LG 32GX870B – Specs & Features Monitor
RATED
Excellent
9.6/10

31.5″ LG 32GX870B – Specs & Features

The LG UltraGear 32GX870B is the most ambitious all-round gaming monitor in this 2026 LG group.

31.5″ · 16:9 · MODEL YEAR 2026
LG●Monitor
LG Monitor
Add as preferred source
Display
31.5 in, OLED, 3840 × 2160
31.5
Refresh Rate
48–240 Hz
48
Brightness
335 nits
Contrast Ratio
1850000:1
1850000

Pros & Cons

Pros
  • 4K OLED at 240 Hz
  • Full HD 480 Hz dual mode
  • Excellent wide-gamut and HDR specification
  • DisplayPort 2.1, HDMI 2.1 and 90W USB-C
  • Full ergonomic stand, speakers and webOS
Cons
  • Premium hardware will require a powerful GPU
  • OLED care remains important
  • Large and relatively heavy with stand
  • Typical brightness is lower than Mini-LED full-screen output
  • Feature set may be excessive for basic users

Score & Ratings

9.6/10 Great
Design
9
Display
10
Color Performance
10
Performance
10
Connectivity
9
Model Information 11
Specification Value
Brand LG
Series UltraGear
Model 32GX870B
Model Alias
UltraGear 32GX870B32" UltraGear OLED GX8
Full Product Name LG UltraGear 32GX870B
Model Year 2026
Monitor Type Gaming Monitor
Region / Variant US / Hong Kong / Japan
Launch Status Available
Available Colors Black
Warranty 2 years (US)
Display & Panel 13
Specification Value
Screen Size 31.5 in
Exact Diagonal 31.52 in
Aspect Ratio 16:9
Active Display Width 697 mm
Active Display Height 392 mm
Display Area 92.88%
Panel Type OLED
Panel Technology Primary RGB Tandem OLED
Panel Manufacturer LG Display
OLED Technology 4-stack Primary RGB Tandem
OLED Generation 4th Generation OLED
3D Support No
Screen Coating Anti-glare / Matte

31.5" Display Size (80 cm) 16:9

80cm 31.5" 69.7 cm / 27.4" 71.4 cm / 28.1" (overall unit) 39.2 cm 15.4" 41.2 cm 16.2" (overall)
Resolution & Pixel Details 4
Specification Value
Native Resolution 3840 × 2160
Resolution Name Ultra HD (UHD) / 4K / 2160p
Pixel Density 140 ppi
Pixel Pitch 0.181 mm
Picture Quality & Color 13
Specification Value
Panel Bit Depth 10-bit
FRC No
Display Colors 1.07 billion
Total Color Bits 30-bit
Typical Brightness 335 nits
Peak Brightness 1500 nits
Minimum Brightness 300 nits
HDR Support Yes
HDR Formats
HDR10
HDR Certification Display / HDR 500 True Black
DCI-P3 Coverage 99.5%
Factory Calibration Yes
Hardware Calibration Ready
DESK DISTANCE FIT 65cm
~65 cm desk distance
Wide
56°
CompactIdeal FitWideUltra-Wide

Fills more of your view — great for productivity, may need slight head turns toward the edges.

Refresh Rate, Response & Gaming 13
Specification Value
Refresh Rate Range 48–240 Hz
Dual Mode Yes
Primary Dual Mode 4K at 240Hz
Secondary Dual Mode FHD at 480Hz
Minimum Response Time 0.03 ms
AMD FreeSync Premium Pro
NVIDIA G-Sync Compatible
Black Stabilizer Yes
Crosshair Yes
FPS Counter Yes
Dynamic Action Sync Yes
Picture-by-Picture Yes
Picture-in-Picture Yes
Ports & Connectivity 13
Specification Value
HDMI Ports
2× HDMI 2.1
HDMI Version HDMI 2.1
DisplayPort Input 1× DisplayPort 2.1 (UHBR20)
DisplayPort Version DisplayPort 2.1
DisplayPort Bandwidth UHBR20
DisplayPort Alt Mode Yes
Display Stream Compression DSC
HDCP Support Yes
HDCP Version HDCP 2.3
USB-C Input 1× USB-C 3.2
USB-C Power Delivery 90W
USB-A Ports
2× USB-A 3.0
Audio Output 3.5 mm (4-pole for headphones; DTS Headphone:X)

Ports & Connections

HDMI2USB-A2USB-CDisplayPort
Audio, Camera, Network & Smart Features 5
Specification Value
Built-In Speakers Yes
Speaker Configuration 2 × 7 W
Audio Technologies
AI SoundDTS Headphone:X
Built-In Camera No
Operating System webOS
Ergonomics & Stand 13
Specification Value
VESA Mount Yes
Removable Stand Yes
Height Adjustment Yes
Height Adjustment Range 110 mm
Tilt Adjustment Yes
Forward Tilt 8°
Backward Tilt 15°
Swivel Adjustment Yes
Left Swivel 30°
Right Swivel 30°
Pivot Adjustment Yes
Left Pivot 0°
Right Pivot 90°
Dimensions, Weight & Design 7
Specification Value
Weight With Stand 9.8 kg
Weight Without Stand 5.6 kg
Stand Depth 250 mm
Bezel Design 4-Side Virtually Borderless Design
RGB Lighting Yes
Lighting System RGB Hexagon LED Lighting
External Power Adapter Yes
Power & Operating Conditions 12
Specification Value
110V Input Range 100–120V
220V Input Range 220–240V
AC Frequency 50–60 Hz
Average Power Consumption 47.53 W
Sleep Consumption 0.5 W
Off Consumption 0.3 W
Operating Temperature 0–40°C
Operating Humidity 10–90%
Operating Altitude 5000 m
Storage Temperature -20–60°C
Storage Humidity 10–80%
Storage Altitude 12192 m
Eye Care, Protection & Additional Features 12
Specification Value
Flicker-Free UL-verified
Low Blue Light Eyesafe 3.0
Reader Mode Yes
OLED Protection OLED Care
OLED Care Yes
Screen Saver Yes
Desktop Control Software Dual Controller
Monitor Management Software LG Switch
Auto Input Switching Yes
AI Visual
4K AI UpscalingAI Scene Optimization
Smart Energy Saving Yes
Additional Monitor Features
Color Weakness ModeDual ControllerHDR EffectPicture ModeTrue Color ProUser Define Key
Certifications, Standards & Licenses 9
Specification Value
ClearMR ClearMR 13000
RoHS Compliant
CE Certified
FCC-B Certified
J-Moss Compliant
PSE Certified
UL UL (cUL)
VCCI Certified
TÜV Type Approval TÜV Type
Included Accessories 4
Specification Value
HDMI Cable Included
DisplayPort Cable Included
USB-C Cable Included
USB Type-C Cable Included
Packaging Information 4
Specification Value
Package Width 973 mm
Package Height 544 mm
Package Depth 183 mm
Package Weight 13.9 kg
⚡

Estimated Running Cost

Based on this product's rated power draw, not an independent lab measurement — actual usage varies with settings and content.

Daily—
Monthly—
Annually—

Uses about 54% less power than the average we track in this category.

Reviews

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DISPLAYINPUT · INDEPENDENT · SPEC-BASED · NO SPONSORED PLACEMENT SHEET № 32GX870B