Monitors / Compare
ASUS ROG Swift OLED PG27AQDP vs LG UltraGear 27GX790B
Product A: ASUS
115 of 172 known
Change ASUS ROG Swift OLED PG27AQDP
Compare the LG UltraGear 27GX790B with
Product B: LG
103 of 172 known
Change LG UltraGear 27GX790B
Compare the ASUS ROG Swift OLED PG27AQDP with
87 of 164 fields differ
- 49 different values
- 38 known for one only
- 35 the same
- 42 missing for both
Biggest differences
Each bar uses the scale of all 179 monitors.
- Standby powerLower is betterA: 0.3WB: 0.5WASUS is 0.2 W lower.
- Response timeLower is betterA: 0.03msB: 0.02msLG is 0.01 ms lower.
- Brightness (typical, SDR)A: 275nitsB: 335nitsLG is 60 nits higher.
- Full-screen brightnessA: 275nitsB: 335nitsLG is 60 nits higher.
- Peak brightness (HDR)A: 1,300nitsB: 1,500nitsLG is 200 nits higher.
- Refresh rateA: 480HzB: 540HzLG is 60 Hz higher.
Refresh rate per resolution
The best rate over any port. Bars run from 0 to 1200 Hz.
3840 × 2160
A120Hz
BNot listed
2560 × 1440Native for both
A480Hz
B540Hz
2368 × 1332
ANot listed
B540Hz
1280 × 720
ANot listed
B720Hz
Size, drawn to scale
Front and side. Solid lines show the stand at its lowest. Dashed lines show it at its highest.
- AASUS: 605 × 368 mm
- BLG: 605.2 × 351 mm
Weight
0 to 15 kg
Weight with stand
A6.2kg
B6.8kg
Weight without stand
A3.5kg
B4.3kg
Box weight
A9.4kg
B9.8kg
All 172 fields
Every value links to where we found it.


General
5 of 8 differ
Series
Model numbers
27GX790B-B, 27GX790B-B.AUS, 27GX790B-B.AEU, 27GX790B-B.AEK, 27GX790B-B.AHK1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Regional suffixes from the LG UK, DE, HK and US pages2Maker product pagelg.com/de/monitore/gaming/27gx790b-bRead 30 September 20263Maker product pagelg.com/hk_en/monitors/gaming/27gx790b-bRead 30 September 20264Maker spec sheet (PDF)files.bbystatic.com/YZOOI7fCZc/T/bYmkv5jCA==/f3cd232b-3198-4b7a-9903-5aed19b96302.pdfRead 30 September 2026
GTIN / EAN
Not available
195174137055, 8806096678008, 8806096736500, 88060966713131Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 20268806096736500 on this UK page (27GX790B-B.AEK). The DE, HK and US codes come from the other sources2Maker product pagelg.com/de/monitore/gaming/27gx790b-bRead 30 September 2026EAN 8806096678008 for SKU 27GX790B-B.AEU3Maker product pagelg.com/hk_en/monitors/gaming/27gx790b-bRead 30 September 2026EAN 8806096671313 for SKU 27GX790B-B.AHK4Maker spec sheet (PDF)files.bbystatic.com/YZOOI7fCZc/T/bYmkv5jCA==/f3cd232b-3198-4b7a-9903-5aed19b96302.pdfRead 30 September 2026UPC 195174137055
Announced
Status
Predecessor
Not available
Successor
Not available
Not available
Launch price (US)
Launch price (EU)
Not available
Not available
Markets
Not available
US, DE, GB, HK1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026GB from this page, DE and HK from LG Germany and LG Hong Kong, US from the LG US spec sheet2Maker product pagelg.com/de/monitore/gaming/27gx790b-bRead 30 September 20263Maker product pagelg.com/hk_en/monitors/gaming/27gx790b-bRead 30 September 20264Maker spec sheet (PDF)files.bbystatic.com/YZOOI7fCZc/T/bYmkv5jCA==/f3cd232b-3198-4b7a-9903-5aed19b96302.pdfRead 30 September 2026
Colours
Not available
Display
4 of 12 differ
Screen size
Viewable screen diagonal
Not available
Native resolution
Aspect ratio
Pixel density
110.8ppi
110.8ppi
Pixel pitch
Not available
Active display area
Not available
Not available
Curved
Curvature radius
Not available
Not available
Screen surface
Anti-reflection coating
Not available
Panel
13 of 31 differ
Panel type
Panel type (as published)
Backlight
Local dimming
Not available
Not available
Dimming zones
Not available
Not available
Panel maker
Panel part number
Not available
Not available
Panel generation
Not available
Subpixel layout
Not available
Colour depth
Colour depth method
Not available
Not available
Displayable colours
sRGB coverage
Not available
Not available
DCI-P3 coverage
Adobe RGB coverage
Not available
Not available
Rec. 2020 coverage
Not available
Not available
NTSC coverage
Not available
Not available
Factory calibrated
Claimed Delta E
Not available
Paper calibration report in box
Not available
Hardware calibration support
Not available
Static contrast ratio
Brightness (typical, SDR)
Brightness (maker minimum)
Not available
Peak brightness (HDR)
HDR peak test window
Not available
Full-screen brightness
HDR formats
HDR certification
DisplayHDR True Black 4001Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-oled-pg27aqdp/specRead 5 October 2026
DisplayHDR True Black 5001Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Viewing angle (horizontal)
Refresh rate and motion
16 of 22 differ
Refresh rate per resolution and port
AASUS ROG Swift OLED PG27AQDP
| Resolution | HDMI 2.1 | DisplayPort 1.4 |
|---|---|---|
| 3840 × 2160 | 120Hz | Not available |
| 2560 × 1440Native | 480HzDSC | 480HzDSC |
BLG UltraGear 27GX790B
| Resolution | HDMI 2.1 | DisplayPort 2.1 | USB-C |
|---|---|---|---|
| 2560 × 1440Native | 540Hz | 540HzDSC | 540HzDSC |
| 2368 × 1332 | 540Hz | 540Hz | 540Hz |
| 1280 × 720 | 720Hz | 720Hz | 720Hz |
Max refresh rate
480Hz
720Hz
Max refresh rate at native resolution
480Hz
540Hz
Max refresh rate over DisplayPort
480Hz
540Hz
Max refresh rate over HDMI
480Hz
540Hz
Max refresh rate over USB-C
Not available
540Hz
Max refresh rate at 10-bit
240Hz
Not available
Native refresh rate
Overclocked refresh rate
Not available
Not available
Dual mode
Not available
Minimum fixed refresh rate
Not available
Not available
Adaptive sync technologies
FreeSync Premium, G-SYNC Compatible, VESA AdaptiveSync Display1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-oled-pg27aqdp/specRead 5 October 2026Named VRR technologies and certificate list. FreeSync Premium, not Premium Pro.
VESA AdaptiveSync Display, HDMI VRR, FreeSync Premium Pro, G-SYNC Compatible, Adaptive-Sync1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Key Features explicitly says VESA certified AdaptiveSync, NVIDIA G-SYNC Compatible and AMD FreeSync Premium Pro. This proves the named VESA certification, separately from generic DP protocol support.5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026Adaptive-Sync/VRR section explicitly says supported interfaces DisplayPort(Adaptive-Sync), HDMI(VRR). This backs generic adaptive_sync and hdmi_vrr, not VESA certification.
VRR range per port
Not available
Not available
Low framerate compensation
Not available
Yes1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Exact-model maker claim for FreeSync Premium Pro supplies the product tier. AMD official definition supplies its required LFC feature. Compatible GPU/mode conditions apply.13Maker product pageamd.com/en/resources/support-articles/faqs/DH3-013.htmlRead 30 September 2026Official tier definition explicitly includes LFC in FreeSync Premium Pro. Applies when a compatible AMD GPU and supported FreeSync mode are enabled. No all-input VRR-range claim is inferred.
Response time (maker GtG claim)
Response time (maker MPRT claim)
Not available
Not available
Overdrive settings
Not available
Not available
Motion blur reduction
Not available
Blur-reduction technology
ASUS Extreme Low Motion Blur (ELMB)1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-oled-pg27aqdp/specRead 5 October 2026
Not available
Blur reduction works with VRR
Not available
Flicker-free (claimed)
Black frame insertion
Not available
Measured
4 of 12 differ
Input lag at maximum refresh rate
Not available
Input lag at 60 Hz
Not available
Average response time (measured)
Overshoot (measured)
Not available
Not available
Contrast ratio (measured)
Not available
Not available
SDR brightness (measured)
HDR brightness in a real scene (measured)
Not available
Not available
PWM flicker frequency (measured)
Not available
Not available
VRR range (measured)
Not available
Not available
Colour accuracy (measured Delta E)
Not available
Not available
Gray uniformity (measured)
Not available
Not available
Reflections (measured)
Not available
Not available
Connectivity
13 of 19 differ
Video inputs
AASUS ROG Swift OLED PG27AQDP
| Type | Version | Count | Max bandwidth (Gbps) | DSC | HDCP |
|---|---|---|---|---|---|
| DisplayPort | 1.4 | 1 | Not available | Yes | 2.2 |
| HDMI | 2.1 | 2 | 48 | Yes | 2.2 |
Source1Maker product pagerog.asus.com/us/monitors/27-to-31-5-inches/rog-swift-oled-pg27aqdp/specRead 5 October 2026Complete I/O list and HDCP 2.2. DisplayPort DSC explicit. HDMI DSC and 48 Gbps independently tested by TFTCentral.7Measurementtftcentral.co.uk/reviews/asus-rog-swift-pg27aqdpRead 5 October 2026Console tests explicitly 48Gbps HDMI, DSC needed above 240 native.
BLG UltraGear 27GX790B
| Type | Version | Count | DSC |
|---|---|---|---|
| HDMI | 2.1 | 2 | Not available |
| DisplayPort | 2.1 | 1 | Yes |
| USB-C | Not available | 1 | Not available |
Source1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026HDMI YES(2ea), DisplayPort YES(1ea), DP Version 2.1, USB-C Yes. HDMI 2.1 from the accessory and US spec sheet. DSC per the manual timing table4Maker spec sheet (PDF)files.bbystatic.com/YZOOI7fCZc/T/bYmkv5jCA==/f3cd232b-3198-4b7a-9903-5aed19b96302.pdfRead 30 September 2026HDMI Yes x 2, Supports FRL as compliant with HDMI 2.1. DisplayPort Yes x 1, DP Version 2.1. USB Type-C Yes x 15Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026DisplayPort needs DSC for 2560x1440 at 540 Hz (Input Compatibility 1.4(DSC) or 2.1(DSC))
HDMI ports
2
2
DisplayPort ports
1
1
Highest HDMI version
2.1
2.1
Highest DisplayPort version
1.4
2.1
HDMI features
USB-C video (DP Alt Mode)
USB-C power delivered
Not available
Thunderbolt
Not available
Not available
USB upstream ports
AASUS ROG Swift OLED PG27AQDP
| Connector | USB version | Count |
|---|---|---|
| USB-B | 3.0 | 1 |
BLG UltraGear 27GX790B
| Connector | Count |
|---|---|
| USB-C | 1 |
USB downstream hub ports
AASUS ROG Swift OLED PG27AQDP
| Connector | USB version | Count |
|---|---|---|
| USB-A | 3.2 Gen 1 | 2 |
BLG UltraGear 27GX790B
| Connector | USB version | Count |
|---|---|---|
| USB-A | 3.0 | 2 |
KVM switch
Not available
Daisy chain (MST)
Not available
Not available
Ethernet
Not available
3.5 mm headphone output
3.5 mm microphone input
Optical out
Not available
Picture in picture
Not available
Picture by picture
Not available
Smart features
None of 4 known
Smart platform
Not available
Not available
Wi-Fi
Not available
Not available
Bluetooth
Not available
Not available
Remote control
Not available
Not available
Audio and camera
0 of 5 differ
Speakers
Number of speakers
Not available
Not available
Speaker power per channel
Not available
Not available
Webcam
Not available
Not available
Microphone
Not available
Not available
Ergonomics and controls
8 of 15 differ
Stand height adjustment
Tilt
Swivel
Pivot
Removable stand
VESA mount
VESA adapter needed
Not available
Security lock slot
On-screen menu controls
Desktop software
User firmware updates
Not available
Ambient light sensor
Not available
Not available
Presence sensor
Not available
Not available
RGB lighting
Gaming menu features
AI Crosshair, AI Shadow Boost, AI Sniper, MOBA Map Helper, GamePlus, Shadow Boost2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27AQDP/ASUS_PG27AQDP_UM_English.pdfRead 8 October 2026Printed 3-2/3-3 named AI/game controls. AI Visual was a future feature absent from MCM102 review and omitted.
Black Stabilizer, Crosshair, FPS Counter, Dynamic Action Sync, User-defined Key, Dual-Mode1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026FEATURES list. Dual-Mode and User-defined Key names from the manual5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026
OLED care
3 of 3 differ
OLED care
Screen Saver, Pixel Cleaning, Pixel Cleaning Reminder, Screen Move, Auto Logo Brightness, Taskbar Detection, Outer Dimming Control, Local Dimming Control, OLED Usage Info2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27AQDP/ASUS_PG27AQDP_UM_English.pdfRead 8 October 2026Printed 3-8/3-9 exact manual list. Generic later Neo Proximity Sensor FAQ is not a hardware feature on this model.
OLED Screen Saver, OLED Image Cleaning5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026
Burn-in covered by warranty
Not available
Burn-in warranty length
Not available
Dimensions and weight
6 of 7 differ
Dimensions with stand
Width605Height (lowest)438Height (highest)548Depth274mm(23.8 × 17.2 to 21.6 × 10.8 in)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27AQDP/ASUS_PG27AQDP_UM_English.pdfRead 8 October 2026Printed 3-15 direct compressed-to-extended heights. Maker rounded dimensions, not own estimates.
Width605.2Height (lowest)397.6Height (highest)527.6Depth220mm(23.8 × 15.7 to 20.8 × 8.7 in)1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026605.2x527.6x220(Up)/605.2x397.6x220(Down)
Dimensions without stand
Width605Height368Depth50mm(23.8 × 14.5 × 2 in)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27AQDP/ASUS_PG27AQDP_UM_English.pdfRead 8 October 2026Printed 3-15 full-envelope height 368 mm, versus current product page and sheet body height 351 mm. Outline printed 3-17 labels separate 350.62 and 367.52 heights, so full envelope retained. No assumption about which appendage creates the difference.
Width605.2Height351Depth51.2mm(23.8 × 13.8 × 2 in)1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Stand footprint
Not available
Not available
Weight with stand
Weight without stand
Box dimensions
Width690Height440Depth220mm(27.2 × 17.3 × 8.7 in)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27AQDP/ASUS_PG27AQDP_UM_English.pdfRead 8 October 2026Printed 3-16 W690 H440 D220 mm.
Width790Height182Depth496mm(31.1 × 7.2 × 19.5 in)1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Published as Dimension in Shiping (W x H x D) 790x182x496. Height and depth look swapped, stored as published
Box weight
Power
7 of 13 differ
Power supply
Adapter rating
110W5Owner's manualgscs-b2c.lge.com/open/downloadFileRead 8 October 2026Printed page 23 names ADS-120QL-19A-3 190110E and MS-Z5790R190-110D0-E adapters with rated output 19 V at 5.79 A. These output ratings corroborate the reviewed adapter. The stored 110 W is the review explicitly published maximum adapter wattage. The monitor 19 V at 5.0 A input rating is separate and is not maximum consumption.14Reviewchimolog.co/lg-27gx790bRead 8 October 2026The reviewed supplied adapter is explicitly described as maximum 110 W with 19.0 V × 5.79 A output. The exact-model maker manual independently gives the same output rating for its two named adapter models. Japanese PSE registration and box contents are not transferred.
Input voltage
100-240 V AC, 50/60 Hz2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27AQDP/ASUS_PG27AQDP_UM_English.pdfRead 8 October 2026Manual safety mains rating and current maker specification 100-240 V 50/60 Hz.
100-240 V AC, 50/60 Hz1Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026
Power use (typical)
Power use (max)
Not available
Power use SDR (EU label)
Power use HDR (EU label)
Standby power
Off-mode power
EU energy class SDR
EU energy class HDR
Energy per 1000 h SDR
Energy per 1000 h HDR
Certifications
5 of 9 differ
VESA ClearMR
Not available
VESA AdaptiveSync Display
Not available
TÜV certifications
Not available
Low blue light
Not available
ENERGY STAR
Not available
Not available
TCO Certified
Not available
Not available
EPEAT
Not available
Not available
Colour certifications
Not available
Not available
Other certifications
UL Verified Perfect Black, UL Verified Perfect Color, UL Discomfort Glare Free, UL Eyesafe 3.0 CPF60, UL Eyesafe 3.0 RPF401Maker product pagelg.com/uk/monitors/gaming/27gx790b-bRead 30 September 2026Product highlights and eye-comfort section name these UL verifications for the OLED panel. Discomfort Glare Free V563481 (UGR<22), Eyesafe CPF60 V745354, RPF40 V275741. Panel verifications, not a blanket system certification.
In the box
2 of 2 differ
In the box
OLED Monitor, Monitor Stand, Monitor Base, Changeable Films, LED Projection Cover, Quick Start Guide, Warranty Card, Power Cord, HDMI Cable, DisplayPort Cable, USB 3.2 Cable, Power Adapter, ROG Wall Mount Kit, ROG Pouch, ROG Sticker, Color Calibration Testing Report, Microfiber Cloth2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG27AQDP/ASUS_PG27AQDP_UM_English.pdfRead 8 October 2026Printed 1-1 explicit complete package. Generic current webpage accessory list is shorter.
Cables included
AASUS ROG Swift OLED PG27AQDP
| Type | Count |
|---|---|
| Power Cord | 1 |
| HDMI Cable | 1 |
| DisplayPort Cable | 1 |
| USB 3.2 Cable | 1 |
BLG UltraGear 27GX790B
| Type |
|---|
| HDMI (ver 2.1) |
| DisplayPort (ver 2.1) |
Warranty
1 of 2 differ
Manufacturer warranty (source market)
Dead pixel policy
Not available
Not available
Links
Not compared
Product page
Spec sheet
gzhls.at/blob/ldb/c/b/0/b/80d306f312b424d4a5d8da0c613c05da8be9.pdf3Maker spec sheet (PDF)gzhls.at/blob/ldb/c/b/0/b/80d306f312b424d4a5d8da0c613c05da8be9.pdfRead 5 October 2026German ASUS technical sheet for exact PG27AQDP, product number 90LM0A20-B01A70. Fully opened.
files.bbystatic.com/YZOOI7fCZc/T/bYmkv5jCA==/f3cd232b-3198-4b7a-9903-5aed19b96302.pdf4Maker spec sheet (PDF)files.bbystatic.com/YZOOI7fCZc/T/bYmkv5jCA==/f3cd232b-3198-4b7a-9903-5aed19b96302.pdfRead 30 September 2026LG Electronics USA spec sheet for 27GX790B-B.AUS dated 12/15/2025, hosted by Best Buy. Its header says QHD (3440 x 1440), a typo: the table says 2560 x 1440
Manual
EPREL registration number
Both are also in the API. Back to all monitors.

















