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Item #:
219441181
LG 27G640A-B 27-inch Ultragear QHD (2560 x 1440) IPS Gaming Monitor, 300Hz, 1ms, NVIDIA G-Sync, AMD FreeSync Premium, VESA DisplayHDR 400, HDMI 2.1,
Item #:
219441181
MMK 1354106
Price Details
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Dominate your game with a 27 QHD IPS display built for speed, clarity and precision.
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What Stands Out
Ultra-Fast Refresh
Experience smooth gameplay with a 300Hz refresh rate, ensuring that visuals are fluid and responsive for competitive gaming, reducing motion blur and improving performance over standard monitors.
Versatile Connectivity
Equipped with HDMI 2.1 and USB Type-C, this monitor supports high-bandwidth devices, allowing seamless connections to modern gaming consoles and high-performance PCs for enhanced versatility.
Enhanced Picture Quality
With VESA DisplayHDR 400 and QHD resolution, enjoy stunning visuals with vibrant colors and sharp details, giving an immersive experience that enhances both gaming and multimedia viewing enjoyment.
Product Details
| Aspect Ratio | 16:9 |
| Screen Finish | Matte |
| Contrast Ratio | 1300:1 |
| Refresh Rate | 300 Hz |
| Display Type | LED |
| Display Technology | IPS |
| Viewing Angle | 178 Degrees |
| Brightness | 400 Candela per Square Meter |
| Pixel Pitch | 0.23 |
| Color Gamut | 95.0 |
| Has Color Screen | Yes |
| Picture Quality Enhancement Technology | DisplayHDR 400, HDR10 |
| Screen Size | 27 Inches (68.6 cm) |
| Item Dimensions D x W x H | 9.4"D x 24.2"W x 21.2"H (23.9 x 61.5 x 53.8 cm) |
| Item Weight | 12.1 Pounds (5.49 kg) |
| Resolution | QHD Wide 1440p |
| Display Resolution Maximum | 2560 x 1440 Pixels |
| Native Resolution | 2560x1440 |
| Response Time | 1 Milliseconds |
| Total Number of HDMI Ports | 2 |
| Total Usb Ports | 1 |
| Number of Component Outputs | 3 |
| Total USB 2.0 Ports | 1 |
| Additional Features | Built-In Speakers, Dynamic Action Sync, Height Adjustment, High Dynamic Range, Pivot Adjustment, Swivel Adjustment |
| Specific Uses For Product | Desktop, Entertainment, Gaming |
| Color | Black |
| Mounting Type | Wall Mount |
| Shape | Flat |
| Brand | LG |
| Model Number | 27G640A-B.AUSQ |
| Model Name | 27G640A-B.AUSQ |
| UPC | 195174133330 |
| Manufacturer | LG Electronics Inc. |
| Unit Count | 1.0 Count |
| Built-In Media | DisplayPort Cable, HDMI 2.1 Cable, Monitor, Power Cable |
| Power Consumption | 45 Watts |
| Connectivity Technology | DisplayPort, HDMI, USB Type C |
| Hardware Connectivity | DisplayPort, HDMI, USB Type C |
| Adaptive Sync | FreeSync Premium, G-Sync Compatible |
| Screen Surface Description | Matte |
Who Should Buy?
-
Competitive Gamers
The 300Hz refresh rate and 1ms response time provide an edge in fast-paced competitive gaming.
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Content Creators
Excellent color accuracy and HDR enhancements make it ideal for video editing and graphic design work.
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Multimedia Enthusiasts
The QHD resolution and multiple connectivity options enhance the experience for movies and gaming.
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Casual Users
The high specifications may not be necessary for typical browsing and office applications.
Product Description
LG 27G640A-B 27-inch Ultragear QHD (2560 x 1440) IPS Gaming Monitor, 300Hz, 1ms, NVIDIA G-Sync, AMD FreeSync Premium, VESA DisplayHDR 400, HDMI 2.1, USB Type-C, Tilt/Height/Swivel/Pivot Stand, Black
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Customer Questions & Answers
-
Question:
What is the maximum refresh rate of this monitor?
Answer: The monitor supports an incredible 300Hz refresh rate. -
Question:
Do I need a specific graphics card for optimal performance?
Answer: Yes, for 300Hz, you need a graphics card that supports DisplayPort 1.4 or HDMI 2.1. -
Question:
Is this monitor suitable for competitive gaming?
Answer: Absolutely, the 1ms response time and high refresh rate make it ideal for competitive games.
LG Monitors 27G640A-B.AUSQ Editorial Review
The LG 27G640A-B 27-inch Ultragear QHD gaming monitor has garnered a mix of enthusiasm and critique from users, showcasing both its exceptional performance and some operational drawbacks. Many customers have praised the monitor for its impressive picture quality, highlighting the vibrant colors and deep blacks that enhance both gaming and productivity tasks. With a high refresh rate of 300Hz and a 1ms response time, gamers have notably enjoyed smooth gameplay, making this monitor an enticing option, especially for modern titles. The solid connectivity options, including HDMI 2.1 and DisplayPort, cater well to gamers using both Consoles and PCs. The monitor's tall, swiveling stand has also been positively noted for adding usability and comfort. However, several users expressed dissatisfaction with the on-screen display (OSD) user interface, describing it as convoluted and frustrating to navigate. Simple adjustments such as brightness and picture settings can become a cumbersome task involving multiple steps. This has left some users feeling that the monitor's performance does not justify the hassle of its controls. Additionally, while the built-in speakers were appreciated as a bonus, their quality fell short, with many users feeling they were not essential for a high-end monitor. Moreover, experiences varied slightly when it came to the physical makeup of the monitor, with concerns about the semi-gloss screen reflecting unwanted light in certain setups and some reports of stuck pixels. Still, these issues did not seem to overshadow the monitor's overall performance for most users. In summary, the LG 27G640A-B presents an attractive proposition for gamers with its superb refresh rates and color performance, while the OSD and some physical attributes introduce nuances that might frustrate some users. For those ready to deal with these minor flaws, the monitor seems to provide excellent value, particularly for its price point. ###
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Pros
- Impressive picture quality with crisp colors and deep blacks.
- High refresh rate of 300Hz and 1ms response time suitable for gaming.
- Excellent connectivity options with HDMI 2.1 and DisplayPort.
- Sturdy and adjustable stand for ergonomic use.
- Built-in speakers as a convenient but basic feature. ###
Cons
- OSD (on-screen display) and interface are difficult and confusing to navigate.
Platform Trust & Buyer Confidence
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
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MMK 1354106
Order now and get it around Thursday, August 13
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Features & Benefits
- Ultra-fast 300Hz refresh rate ensures smoother gaming.
- 1ms response time minimizes ghosting for sharp visuals.
- Vibrant colors with up to 95% DCI-P3 color gamut and VESA DisplayHDR 400.
- NVIDIA G-SYNC and AMD FreeSync Premium for tear-free gameplay.
- Adjustable design for personalized gaming setup.
- Serious connectivity options with USB-C, HDMI 2.1, and DisplayPort 1.4.
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