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LG 27UK850-W 4K USB-C Monitor

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At a glance

Key facts

Diagonal Size
27"
Resolution
3840x2160
Panel / Backlight
LCD · IPS · WLED
Aspect Ratio
16:9
USB-C Power Delivery
60 W

Buying advice

The 27UK850-W is a straightforward 4K USB-C monitor for mixed office and home use, with useful speakers, basic FreeSync and a flexible stand. Its modest charging power and 60Hz panel are the main limits for newer premium laptops and gaming.

Available specifications

46 fields · 5 unavailable fields

PHYSICAL SCALE

PHYSICAL SIZE
597 × 336 mm

RELEASE / IDENTITY

Release Date
2018
Brand
LG
Series
UltraFine
Model
27UK850-W

SCREEN

Active Screen Area
597 × 336 mm
Diagonal Size
27"
Resolution
3840x2160
Aspect Ratio
16:9
Pixel Density
163.2 ppi
PPI / PIXEL PITCH

Visual insight

Pixel density / PPI

Fixed 50–300 PPI axis. Pixel-pitch samples are symbolic and not physical pixels.

LG 27UK850-W 4K USB-C Monitor
163.2 ppiPixel pitch 155.6 µm
Panel / Backlight
LCD · IPS · WLED
Screen Shape
Flat

MOTION

Refresh Rate
60 Hz
VRR Range
40–60 Hz
Adaptive Sync
AMD FreeSync
Official Response
5 ms · official high-mode GtG

HDR & COLOR

HDR Formats
HDR10
HDR Certifications
-
HDR CAPABILITY

Visual insight

HDR capability

Five fixed axes: 2,000 nits linear; 1,500,000:1 and 2,304 zones logarithmic; 4 formats; 6–12 bit. Missing axes stay open, not zero.

LG 27UK850-W 4K USB-C Monitor
✓HDR10
Peak brightness-
Contrast1,000:1 · claimed
Dimming-
HDR formats1 formats
Color depth10-bit
Claimed typical350 nits
Claimed peak-
Measured peak-
Local dimmingUnknownZone count -
Claimed Brightness
Typical 350 nits
Claimed Contrast
1,000:1
Local Dimming
-
Color Coverage
sRGB 99%
COLOR GAMUT COVERAGE

Visual insight

Color gamut coverage

Coverage bars use a fixed 0–100% axis. They do not depict CIE geometry, gamut shape, or overlap.

LG 27UK850-W 4K USB-C Monitor
sRGB99%
DCI-P3-
Adobe RGB-
Color Depth
10-bit · 8-bit + FRC

CONNECTIVITY

PORT MAP

Visual insight

Ports and hub features

Icons use structured counts, versions, capabilities, and booleans. Unsupported and unknown remain distinct.

LG 27UK850-W 4K USB-C Monitor
HDMI2× · v2.0✓
DisplayPort1× · v1.2✓
USB-C1× · 60 W PDDisplayPort Alt Mode · data · power delivery✓
ThunderboltUnknown?
USB hubSupported✓
EthernetUnsupported—
AudioSupported✓
KVMUnsupported—
HDMI
2 ports · 2.0
DisplayPort
1 ports · 1.2
USB-C
1 ports
Thunderbolt
-
USB-C Capabilities
DisplayPort Alt Mode / data / power delivery
USB-C Power Delivery
60 W
Hub / KVM / Ethernet
USB hub Yes · KVM No · Ethernet No
Audio / Speakers
Audio out Yes · Speakers Yes

ERGONOMICS

ERGONOMIC CAPABILITIES

Visual insight

Ergonomics

Adjustment ranges, known stand capabilities and VESA dimensions are shown. Unspecified directions remain unknown.

LG 27UK850-W 4K USB-C Monitor
Height110 mm✓
Tilt-5° to 20°✓
SwivelUnknown?
Pivot90° to 90°✓
VESA100 × 100 mm✓
Stand
Stand included · height/tilt/pivot adjustable
Height Adjustment
110 mm
Tilt
-5° – 20°
Swivel
-
Pivot
L 90° · R 90°
VESA Mount
100 × 100 mm

BODY & POWER

Body Dimensions
613 × 364 × 45 mm
With-Stand Dimensions
W 613 · H 560–670 · D 234 mm
Weights
Without stand 4.8 kg · With stand 6.1 kg
Power Consumption
Typical 32 W · Maximum 50 W
Warranty
-

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