Next Working Day
On qualifying orders
UK Dispatched
Fast & reliable nationwide
Expert Support
Mon–Fri, 8 am – 6 pm
Genuine Brands
Authorised reseller
Next-working-day delivery. Order before 17:30 (England & Wales) or 16:00 (Northern Ireland, Republic of Ireland, Scotland) to receive next-working-day delivery. Orders placed before 17:30 Friday are delivered Monday; after 17:30 Friday arrive Tuesday. Upgrades — pre-9, pre-10:30, pre-noon, special and secure bulk — available at extra cost.
Orders over £100 (ex VAT) receive FREE next-working-day delivery across the UK.
Instant digital delivery. Software licences, subscriptions, warranties & insurance, and electronic copies are delivered the same day via email — provided a valid email address is entered at checkout.
*UK business days (Mon–Fri). Orders placed after Friday 17:30 will be dispatched Monday for Tuesday delivery. Subject to stock, payment clearance and courier network conditions.
LG UltraGear 45GX90SA-B
OLED monitor
gaming
curved
45" (44.5" viewable)
3440 x 1440 UWQHD @ 240 Hz
1300 cd/m²
1500000:1
DisplayHDR 400 True Black
0.03 ms
2xHDMI, DisplayPort, USB-C
speakers
black
Weight: 15.66 KG
- Vibrant 45-inch OLED display with a resolution of 3440 x 1440
- Impressive response time of 0.03 ms and refresh rate of 240 Hz
- HDR10 capability for enhanced contrast and color depth
- Built-in features including USB hub, Bluetooth, and Gigabit Ethernet
- Ergonomic adjustments for comfortable viewing
Similar Products
Overview
The LG UltraGear 45GX90SA-B is designed for those who seek an immersive visual experience. With a 45-inch OLED display featuring a native resolution of 3440 x 1440, vibrant colors are delivered through 1.07 billion color support. The monitor's image brightness of 1300 cd/m2 and a contrast ratio of 1500000:1 enhance the viewing experience, allowing every detail to stand out. Coupled with a rapid response time of 0.03 ms and a refresh rate of 240 Hz, gaming becomes fluid and responsive, ensuring that no action is missed in fast-paced moments. This monitor is also HDR capable, featuring HDR10 certification for a broader dynamic range in visuals, delivering deeper blacks and brighter highlights for an elevated picture quality in compatible content. In addition to performance, the LG UltraGear offers various built-in features such as USB 2.0 hub connectivity, Bluetooth capabilities, and a Gigabit Ethernet network adapter for enhanced accessibility. The ergonomic design supports height, swivel, and tilt adjustments to ensure a comfortable user setup. Features like Auto Brightness Control and Black Stabilizer contribute to a tailored viewing experience and energy-efficient operation, appealing to sustainability-conscious users. Experience the blend of advanced technology and user-friendly design with the LG UltraGear 45GX90SA-B monitor.
Specifications
General
- Response Time
- 0.03 ms (grey-to-grey)
- Curved Screen
- Yes (800R)
- Colour
- Black
- USB Power Delivery
- 65 Watt
- Screen Coating
- Anti-glare
- Gaming
- Yes
- Weight
- 13.5 kg
- Horizontal Viewing Angle
- 178
- Vertical Viewing Angle
- 178
- Diagonal Size
- 45"
- Energy Class (HDR)
- Class G
- Energy Class
- Class F
- Pixel Pitch
- 0.303 mm
- Aspect Ratio
- 21:9
- Colour Support
- 1.07 billion colours
- Contrast Ratio
- 1500000:1
- Brightness
- 1300 cd/m²
- HDR Format
- HDR10
- Display Type
- OLED monitor / OLED
- Viewable Size
- 44.5"
- HDR Certification
- DisplayHDR 400 True Black
- Colour Gamut
- 98.5% DCI-P3 (CIE 1976)
- Adaptive-Sync Technology
- VESA Adaptive-Sync, NVIDIA G-SYNC Compatible, AMD FreeSync Premium
- Native Resolution
- UWQHD 3440 x 1440 at 240 Hz
- Dimensions (WxDxH)
- 99.27 cm x 33.86 cm x 66.17 cm - with stand (highest position)
- Built-in Devices
- Gigabit Ethernet network adapter, USB 2.0 hub, Bluetooth adapter
- Features
- Auto Brightness Control, Crosshair Display, Smart Energy Saving technology, Color Calibrated, Black Stabilizer, DAS Mode (Dynamic Action Sync), Factory Calibration Report, 4 Side Borderless Design, FPS Counter, HDR Effect, Dynamic Tone Mapping, PIP support, AI Sound, Hexagon Lighting, user defined key, 2PBP, Variable refresh rate (VRR), Micro Lens Array+ technology, AI Picture, AI Personalised Picture Wizard
Manufacturer Warranty
- Service & Support
- Limited warranty - 2 years
Miscellaneous
- Included Accessories
- Remote control
- Cables Included
- 1 x HDMI cable - 1.5 m 1 x DisplayPort cable 1 x USB-C cable
- Compliant Standards
- UL Glare Free, UL Flicker-Free Display, UL Low Blue Light
Power
- Power Consumption Sleep
- 0.5 Watt
- Power Consumption (Off Mode)
- 0.5 Watt
- Input Voltage
- AC 100-240 V (50/60 Hz)
- Power Consumption SDR (On mode)
- 46 kWh/1000h
- Power Consumption HDR (On mode)
- 53 kWh/1000h
Software / System Requirements
- Included Software
- WebOS, LG Switch
Audio
- Output Power / Channel
- 7 Watt
- Type
- Speakers - stereo
Connectivity
- Interfaces
- 2 x HDMI DisplayPort 1.4 USB-C (DisplayPort Alt Mode, data, power up to 65W) 2 x USB 2.0 downstream (Type A) Network (RJ-45) Headphones (mini-jack)
Weight & dimensions
- Dimensions & Weight Details
- With stand (highest position) - width: 99.27 cm - depth: 33.86 cm - height: 66.17 cm - weight: 13.5 kg With stand (lowest position) - width: 99.27 cm - depth: 33.86 cm - height: 54.17 cm - weight: 13.5 kg Without stand - width: 99.27 cm - depth: 21.8 cm - height: 45.7 cm - weight: 8.9 kg
Dimensions & Weight (Shipping)
- Shipping Height
- 55 cm
- Shipping Depth
- 30.1 cm
- Shipping Weight
- 18.9 kg
- Shipping Width
- 114.3 cm
Mechanical
- Height Adjustment
- 120 mm
- Display Position Adjustments
- Height, swivel, tilt