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LG 27" QHD 300Hz 1ms IPS HDR400 USB-C Gaming Monitor
27G640A-B.AAU
$398
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This deal ends 31 May
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Click & Collect Bonus - Get $15 off* online carts over $150
* Ends 11.59PM AEST 10/05/2026. Offer only applies to web orders where Click & Collect is available in the shopping cart. Eligible amounts are calculated after any other applicable discounts have been applied. Excludes products marked online only, available for delivery only, special order, sold out, unavailable, coming soon and shipped by “supplier”, all Pre-orders, digital vouchers, gaming credits and streaming services, Gift Cards, Services, Gold Service Extras, Installation & Delivery. Offer applies to the current ticketed price of relevant products. As prices change regularly and we frequently run sales and negotiate on price, some products are likely to have been sold below the current price prior to this offer. Prices may change after offer ends.
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Product Overview
Key Features
- 27" QHD (2560 x 1440) IPS Gaming Monitor with G-Sync FreeSync Premium Compatibility
- 300Hz Display Refresh Rate and 1ms GTG response time.
- 100 x 100 VESA mount
- HDMI2.1 x 2, DP1.4 x 1, USB-C (PD 15W), USB3.0 1up 2down
BONUS OFFER
Click & Collect Bonus - Get $15 off* online carts over $150
* Ends 11.59PM AEST 10/05/2026. Offer only applies to web orders where Click & Collect is available in the shopping cart. Eligible amounts are calculated after any other applicable discounts have been applied. Excludes products marked online only, available for delivery only, special order, sold out, unavailable, coming soon and shipped by “supplier”, all Pre-orders, digital vouchers, gaming credits and streaming services, Gift Cards, Services, Gold Service Extras, Installation & Delivery. Offer applies to the current ticketed price of relevant products. As prices change regularly and we frequently run sales and negotiate on price, some products are likely to have been sold below the current price prior to this offer. Prices may change after offer ends.
Key Specifications
- Brand:
- LG
- Model Number:
- 27G640A-B.AAU
- Screen Size (Inches):
- 27
- Resolution Type:
- 2K Quad HD
- Peak Brightness (Nits):
- 400
- Refresh Rate (Hz):
- 300
- Connections:
- HDMI2.1 x 2, DP1.4 x 1, USB-C (PD 15W), USB3.0 1up 2down
- Type:
- Gaming Monitor
Screen Technology
- Screen Technology:
- LCD IPS
- Aspect Ratio:
- 16:9
- Display Resolution (px):
- 2560 x 1440
- Response Time (ms):
- 1
Computers & Tablets
- Contrast Ratio:
- 1300:1
- Positional Adjustments:
- Tilt/Height/Swivel/Pivot
Screen Features
- Screen Size Range:
- 26 - 27.9 Inches
- G-Sync / Freesync Compatible:
- AMD FreeSync, NVIDIA G-SYNC
Efficiency
- Energy Rating (Star):
- 0.5
Mounting
- VESA Wall Mount Size (mm):
- 100 x 100
General Information
- Colour:
- Black
- Additional Features:
- HDR10, VRR, 5W x 2 speakers,
- What's In The Box:
- DisplayPort Cable, HDMI 2.1 Cable
Warranty
- Manufacturer's Warranty:
- 3 Year
Screen Technology
- Screen Technology:
- LCD IPS
- Aspect Ratio:
- 16:9
- Display Resolution (px):
- 2560 x 1440
- Response Time (ms):
- 1
Screen Features
- Screen Size Range:
- 26 - 27.9 Inches
- G-Sync / Freesync Compatible:
- AMD FreeSync, NVIDIA G-SYNC
Mounting
- VESA Wall Mount Size (mm):
- 100 x 100
Warranty
- Manufacturer's Warranty:
- 3 Year
Without Stand Dimensions
- Height Without Stand (mm):
- 365.77
- Width Without Stand (mm):
- 613.68
- Depth Without Stand (mm):
- 57.44
- Weight Without Stand (kg):
- 3.4
With Stand Dimensions
- Height With Stand (mm):
- 539.1
- Width With Stand (mm):
- 613.68
- Depth With Stand (mm):
- 239
- Weight With Stand (kg):
- 5.47
Box Dimensions
- Box Height (mm):
- 165
- Box Width (mm):
- 810
- Box Depth (mm):
- 465
- Box Weight (kg):
- 7
Product Reviews of LG 27" QHD 300Hz 1ms IPS HDR400 USB-C Gaming Monitor
Overall Rating Snapshot
5 out of 5 stars from 4 reviews
100% of users recommend this product
Anonymous
Confirmed purchase 20 March 2026
Published on 15 April 2026
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
Amazing Products
This monitor provides all I need for my home office. Not too big not too small and includes all the features to run well.
Ricardo
Confirmed purchase 15 March 2026
Published on 11 April 2026
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
Awesome features
The screen is amazing, such good quality
Riley Tiana Te Huki
Confirmed purchase 23 February 2026
Published on 26 March 2026
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
Good Quality Gaming Monitor
I bought this on sale so I was happy about that, quality of the picture is great, purchased for gaming and it does a good job. Speakers as expected are not good, it’s pretty jarring at first when you hear the sound. Otherwise good product and I’d recommend.
Nikki
Confirmed purchase 21 February 2026
Published on 18 March 2026
Yes, I recommend this product.
This customer is a verified purchaser who may have received an incentive in return for providing an authentic review.
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ABOUT THE GOOD GUYS REVIEWS
The Good Guys product reviews are collected from verified purchasers who may have received an incentive in return for providing an authentic review.
The below information is AI generated based on Australian websites information around this item. We have done our best to ensure its accuracy but suggest verifying any information within this tab before purchasing.
At a glance
The LG 27G640A is a 27-inch QHD IPS gaming monitor offering a lightning-fast 300Hz refresh rate and 1ms response time, ideal for competitive gamers and content creators. Its vibrant colours and HDR400 support deliver immersive visuals, while USB-C adds convenience. Limited by its lack of built-in speakers, it’s best paired with external audio solutions.
What it’s great for
- Competitive Gaming
- Fast-Paced Esports
- Content Creation
- Streaming
- Graphic Design
Where it works best
- Gaming Room
- Home Office
- Studio
- LAN Events
Who it’s for
- Esports Player
- Gamer
- Content Creator
- Designer
Things to consider
No built-in speakers; external audio required for full multimedia experience.
Gaming suitability score
10/10 — Exceptional refresh rate and response time ideal for esports and competitive gaming.
Home office fit
Strong — USB-C and high resolution suit productivity, but no built-in speakers.
Colour accuracy rating
9/10 — DCI-P3 95% delivers excellent colour reproduction for creative tasks.
Multi-monitor setup compatibility
Excellent — Slim bezels and USB-C support make it easy to integrate into multi-monitor setups.
Eye comfort score
8/10 — IPS panel and flicker-free technology reduce eye strain, but high brightness may require adjustment.
Key benefits
- 300Hz Refresh Rate: Ultra-smooth motion for fast-paced gaming.
- 1ms Response Time: Minimises motion blur and ghosting for crisp visuals.
- IPS Panel: Wide viewing angles and consistent colour reproduction.
- QHD Resolution: Sharp and detailed images for gaming and creative work.
- HDR400 Support: Enhanced contrast and brightness for more lifelike visuals.
- USB-C Connectivity: Single-cable convenience for video, data, and power (15W PD).
- DCI-P3 95% Colour Gamut: Accurate and vibrant colours for content creation.
- Slim Design: Space-saving and modern aesthetic for any workspace.
Q: Which types of connectivity does the LG 27" QHD Gaming Monitor offer?
A: It includes HDMI2.1 x 2, DP1.4 x 1, USB-C (PD 15W), and USB3.0 1up 2down connections.
Q: What is the response time of this LG Gaming Monitor?
A: The monitor has a 1ms GTG response time.
Q: Does the monitor have any mounting options?
A: Yes, it supports a 100 x 100 VESA mount.
Q: What additional features are included with the LG Gaming Monitor?
A: It features HDR10, VRR, and built-in 5W x 2 speakers.
Q: What are the dimensions of the monitor with the stand?
A: Height 539.1mm, Width 613.68mm, Depth 239mm.