RATED
Great
7.0/10
27″ LG 27G523B – Full Specifications
The LG 27G523B is a straightforward 27-inch gaming monitor built around speed rather than pixel density.
LG●Monitor
Display
27 in, IPS, 1920 × 1080
27
Refresh Rate
48–200 Hz
48
Brightness
300 nits
Contrast Ratio
1000:1
1000
Overview
The LG 27G523B is a straightforward 27-inch gaming monitor built around speed rather than pixel density. Its Full HD IPS panel reaches 200 Hz and supports both AMD FreeSync Premium and NVIDIA G-Sync Compatible operation, so motion should feel noticeably smoother than on an ordinary 60–100 Hz office display. The trade-off is easy to see on a screen this size: 1920 × 1080 works out to 81 ppi, which is fine for games but less crisp for text, spreadsheets and detailed creative work. LG lists 300 nits brightness, a 1000:1 static contrast ratio, 99% sRGB coverage and HDR10 input support. Those are sensible everyday figures, although no peak-brightness or local-dimming data is provided to suggest a strong HDR experience. The stand is removable and tilts, but it does not raise, swivel or pivot. With two HDMI 2.0 ports and DisplayPort 1.4, it is best viewed as an accessible high-refresh gaming screen rather than a premium all-purpose monitor.
BrandLGPanel27-inch IPSResolution1920 × 1080Refresh Rate48–200 HzAdaptive SyncFreeSync Premium / G-Sync Compatible
Key Highlights
- 200 Hz refresh ceiling for smoother competitive play
- IPS panel with 178° viewing angles
- 99% sRGB coverage for everyday colour work
- Two HDMI 2.0 inputs plus DisplayPort 1.4
- Removable 100 × 100 mm VESA-compatible stand
Who Should Buy the LG 27G523B
+ Best For
Competitive and fast-paced PC gaming at Full HD
Players using either AMD or NVIDIA graphics
Multi-source desks that need two HDMI inputs
Buyers who plan to use a VESA arm
× Not Ideal For
Users wanting sharp 27-inch text and high pixel density
Serious HDR viewing, because peak brightness is not stated
Desks that require height, swivel or portrait adjustment
USB-C laptop docking or built-in speakers
Display Performance
Resolution
1920 × 1080 at 81 ppi
Gaming-friendly, but visibly less detailed than QHD at 27 inches
Refresh Rate
48–200 Hz
Fast enough for competitive shooters and racing games
Response Time
1 ms minimum
Manufacturer claim; not an independent average measurement
Brightness
300 nits
Comfortable for normal indoor lighting
Contrast
1000:1
Typical IPS-class black depth
Colour
99% sRGB
Good standard-gamut coverage
Gaming Performance
Refresh Rate48–200 HzThe main reason to choose this model
Adaptive SyncFreeSync Premium and G-Sync CompatibleCovers Radeon and GeForce systems
Gaming ToolsBlack Stabilizer, Crosshair, FPS Counter and Dynamic Action SyncUseful on-screen aids
Resolution LoadFull HDEasier for mid-range GPUs to drive at high frame rates
HDR & Brightness Reality
HDR10 is supported, but the supplied specification gives 300 nits typical brightness, 1000:1 contrast and no peak-brightness or local-dimming figure. That points to basic HDR signal compatibility rather than a display designed for dramatic highlights or deep HDR contrast.
Connectivity & Ports
HDMI2× HDMI 2.0Convenient for a PC and console
DisplayPort1× DisplayPort 1.4Preferred high-refresh PC connection
Audio3.5 mm outputExternal headphones or speakers are required
USB-C / HubNot listedNo docking or peripheral hub
Desk Fit & Ergonomics
VESA Mount100 × 100 mmCompatible with a suitable arm
Height AdjustmentNoThe supplied stand stays at one height
Swivel / PivotNo / NoLandscape-only basic stand
Tilt5° forward / 20° backwardEnough for simple angle correction
Weight4.2 kg with standManageable for most desks and arms
Real-World Use Cases
200 Hz and adaptive sync are the strongest reasons to buy
IPS viewing angles and 99% sRGB suit everyday content
two HDMI ports simplify switching between devices
an arm can correct the stand's limited adjustment
Pros & Cons
Pros
- Smooth 200 Hz refresh rate
- FreeSync Premium and G-Sync Compatible support
- 99% sRGB IPS panel
- Two HDMI inputs and DisplayPort 1.4
- VESA mounting support
Cons
- Low 81 ppi pixel density at 27 inches
- Tilt-only stand
- No USB-C or USB hub
- No listed built-in speakers
- Limited evidence for meaningful HDR
Score & Ratings
7.0/10
Great
Model Information
10
| Specification | Value |
|---|---|
| Brand | LG |
| Model | 27G523B |
| Model Alias | 27G523B-B |
| Full Product Name | LG 27G523B |
| Model Year | 2026 |
| Monitor Type | Gaming Monitor |
| Region / Variant | US / India / UK |
| Launch Status | Available |
| Available Colors | Black |
| Warranty | 1 year (US) |
Display & Panel
11
| Specification | Value | What It Means |
|---|---|---|
| Screen Size | 27 in | 27 inches gives a spacious gaming image |
| Exact Diagonal | 27.01 in | |
| Aspect Ratio | 16:9 | |
| Active Display Width | 597.888 mm | |
| Active Display Height | 336.312 mm | |
| Display Area | 91.26% | |
| Panel Type | IPS | |
| Backlight Type | W-LED | |
| 3D Support | No | |
| Screen Coating | Anti-glare/Matte | |
| Coating Hardness | 3H |
Resolution & Pixel Details
4
| Specification | Value | What It Means |
|---|---|---|
| Native Resolution | 1920 × 1080 | |
| Resolution Name | Full HD / 1080p | |
| Pixel Density | 81 ppi | 81 ppi explains why desktop text is not especially sharp |
| Pixel Pitch | 0.311 mm |
Picture Quality & Color
9
| Specification | Value | What It Means |
|---|---|---|
| Panel Bit Depth | 8-bit | |
| FRC | No | |
| Display Colors | 16.7 million | |
| Total Color Bits | 24-bit | |
| Typical Brightness | 300 nits | |
| Minimum Brightness | 240 nits | |
| HDR Support | Yes | |
| HDR Formats | HDR10 |
|
| sRGB Coverage | 99% | 99% covers nearly all of the standard desktop colour space |
Refresh Rate, Response & Gaming
8
| Specification | Value |
|---|---|
| Refresh Rate Range | 48–200 Hz |
| Minimum Response Time | 1 ms |
| AMD FreeSync | Premium |
| NVIDIA G-Sync | Compatible |
| Black Stabilizer | Yes |
| Crosshair | Yes |
| FPS Counter | Yes |
| Dynamic Action Sync | Yes |
Ports & Connectivity
8
| Specification | Value |
|---|---|
| HDMI Ports | 2× HDMI 2.0 |
| HDMI Version | HDMI 2.0 |
| DisplayPort Input | 1× DisplayPort 1.4 |
| DisplayPort Version | DisplayPort 1.4 |
| Display Stream Compression | DSC |
| HDCP Support | Yes |
| HDCP Version | HDCP 1.4 |
| Audio Output | 3.5 mm |
Audio, Camera, Network & Smart Features
1
| Specification | Value |
|---|---|
| Built-In Camera | No |
Ergonomics & Stand
8
| Specification | Value | What It Means |
|---|---|---|
| VESA Mount | Yes | 100 100 mm supports compatible monitor arms |
| Removable Stand | Yes | |
| Height Adjustment | No | |
| Tilt Adjustment | Yes | |
| Forward Tilt | 5° | |
| Backward Tilt | 20° | |
| Swivel Adjustment | No | |
| Pivot Adjustment | No |
Dimensions, Weight & Design
3
| Specification | Value |
|---|---|
| Weight With Stand | 4.2 kg |
| Weight Without Stand | 3.1 kg |
| Stand Depth | 220 mm |
Power & Operating Conditions
12
| Specification | Value |
|---|---|
| 110V Input Range | 100–120V |
| 220V Input Range | 220–240V |
| AC Frequency | 50–60 Hz |
| Sleep Consumption | 0.3 W |
| Off Consumption | 0.3 W |
| Energy Efficiency Class SDR | E |
| Operating Temperature | 0–40°C |
| Operating Humidity | 10–80% |
| Operating Altitude | 5000 m |
| Storage Temperature | -20–60°C |
| Storage Humidity | 5–90% |
| Storage Altitude | 12192 m |
Eye Care, Protection & Additional Features
7
| Specification | Value |
|---|---|
| Flicker-Free | Yes |
| Low Blue Light | Yes |
| Reader Mode | Yes |
| Monitor Management Software | LG Switch |
| Auto Input Switching | Yes |
| Smart Energy Saving | Yes |
| Additional Monitor Features | Color Weakness ModeHDR Effect |
Included Accessories
1
| Specification | Value |
|---|---|
| DisplayPort Cable | Included |
Packaging Information
4
| Specification | Value |
|---|---|
| Package Width | 701 mm |
| Package Height | 429.2 mm |
| Package Depth | 142.2 mm |
| Package Weight | 5.5 kg |
Frequently Asked Questions
01 Is 1080p sharp enough on the LG 27G523B? +
It is usable for gaming, but 81 ppi is noticeably softer than QHD on a 27-inch screen, especially for text and fine interface elements.
02 Does it support both AMD and NVIDIA adaptive sync? +
✓ Yes. FreeSync Premium and G-Sync Compatible are both listed.
03 Is HDR a major strength? +
No. HDR10 input is supported, but no peak brightness or local dimming is published.
04 Can the screen be raised or rotated? +
Not with the supplied stand. It only tilts, although the 100 × 100 mm VESA mount allows an aftermarket arm.
05 Are speakers built in? +
No speaker specification is listed, so plan on using the 3.5 mm output or another audio device.
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