Description

Overview

The LG 27U421A-B is a 27-inch curved Full HD monitor designed for home and office use. Its 1920 × 1080 resolution paired with a 100Hz refresh rate ensures smooth visuals for both productivity and entertainment. With a VA panel, HDR Effect, and 3000:1 contrast ratio, images appear rich and detailed with excellent depth and color accuracy.

The LG 27U421A-B curved design provides an immersive viewing experience, while the wide 178° viewing angles ensure consistent image quality from any position. with USB-C and HDMI connectivity, this monitor is versatile and future-ready.

LG 27U421A-B Specifications

Display

• Screen Size: 27″ Curved

• Panel Type: VA

• Resolution: 1920 × 1080 (Full HD)

• Aspect Ratio: 16:9

• Brightness: 250 cd/m²

• Contrast Ratio: 3000:1

• Refresh Rate: 100Hz

• Response Time: 5ms (GtG at Faster)

• Pixel Pitch: 0.3114 × 0.3114 mm

• Viewing Angles: 178° (H) / 178° (V)

• Color Support: 16.7 million

• HDR: HDR Effect

Connectivity

• HDMI: 1 × HDMI

• USB-C: 1 × USB-C (with Power Delivery)

• Audio: 1 × Headphone Out (3-pole, audio only)

Ergonomics

• Wall Mount (VESA): 100 × 100 mm

• Tilt Adjustment: Yes

• Height/Pivot/Swivel: No

LG 27U421A-B Design

• Color: Black

• Curved: Yes

Power

• Consumption: Standard external power

• Power Delivery: Supported via USB-C

Physical

• Dimensions (with stand): 609.58 × 451.48 × 170 mm

• Dimensions (without stand): 609.58 × 360.32 × 43.67 mm

• Weight (with stand): 3.72 kg

• Package Dimensions: 68 × 14 × 45 cm

• Package Weight: 8.57 kg

Key Features

• 27″ curved VA panel for immersive visuals.

• Full HD resolution (1920 × 1080) with HDR Effect for enhanced picture quality.

• 100Hz refresh rate for smoother everyday performance.

• 5ms response time ensures reduced motion blur.

• 3000:1 contrast ratio delivers deeper blacks and brighter highlights.

• USB-C with Power Delivery plus HDMI for versatile connectivity.

• Compact, lightweight design with VESA wall-mount support.