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ASUS ROG Swift OLED PG48UQ vs LG UltraGear 39GX90SA

Product A: ASUS

ROG Swift OLED PG48UQ

91 of 172 known
Change ASUS ROG Swift OLED PG48UQ

Compare the LG UltraGear 39GX90SA with

Product B: LG

UltraGear 39GX90SA

86 of 172 known
Change LG UltraGear 39GX90SA

Compare the ASUS ROG Swift OLED PG48UQ with

80 of 164 fields differ

Download CSVDownload JSON
  • 39 different values
  • 41 known for one only
  • 24 the same
  • 60 missing for both

Biggest differences

Each bar uses the scale of all 179 monitors.

  1. Response timeLower is betterA: 0.1msB: 0.03msLG is 0.07 ms lower.
  2. Brightness (typical, SDR)A: 135nitsB: 275nitsLG is 140 nits higher.
  3. Refresh rateA: 138HzB: 240HzLG is 102 Hz higher.
  4. Power use SDR (EU label)Lower is betterA: 59WB: 40.3WLG is 18.7 W lower.
  5. Power use HDR (EU label)Lower is betterA: 66WB: 45.9WLG is 20.1 W lower.
  6. Peak brightness (HDR)A: 1,000nitsB: 1,300nitsLG is 300 nits higher.

Refresh rate per resolution

The best rate over any port. Bars run from 0 to 1200 Hz.

3840 × 2160Native for A
A138Hz
BNot listed
3440 × 1440Native for B
ANot listed
B240Hz

Size, drawn to scale

Front and side.

Weight

0 to 15 kg

Weight with stand
A16.2kg
B11.45kg
Weight without stand
A15kg
B7.3kg
Box weight
A22.7kg
B17.5kg

All 172 fields

Every value links to where we found it.

AASUS ROG Swift OLED PG48UQ
BLG UltraGear 39GX90SA

General

3 of 8 differ
Series
ROG Swift OLED1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
UltraGear OLED1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W product title and gaming category.
Model numbers
PG48UQ1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
39GX90SA-W1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W sold model number. Other regions are not represented as variants.
GTIN / EAN
Not available
1951741153291Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Warranty UPC. European GTINs are not assigned to the U.S. reference.
Announced
Not available
Not available
Status
Not available
Not available
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
$1,49910Maker product pageasus.com/us/news/cmjqiyjzuwogawhfRead 5 October 2026Official August 23, 2022 North America announcement states PG48UQ MSRP $1499. Planned late-Q3 North America availability is distinct from earlier actual China retail. Original content readable through web search while direct page temporarily returned a service error.
$1,5992Press releaselg.com/us/press-release/lg-ug-smart-monitor-pr-4-02-2025.pdfRead 5 October 2026Page 1 explicitly names this model and initial U.S. retail price. The publisher states a whole-dollar amount. Later .99 MSRP and sale prices are not substituted.
Launch price (EU)
Not available
Not available
Markets
Not available
Not available
Colours
Black2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026
Not available
Segment
Gaming1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
Gaming1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W gaming monitor category.

Display

11 of 12 differ
Screen size
47.5in(120.7 cm)3Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-modelRead 5 October 2026Exact current maker feature headline says 47.5-inch. Own manual viewable diagonal 47.53 inches is kept separately.
39in(99.1 cm)1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Screen Size: 39 inches.
Viewable screen diagonal
47.53in(120.7 cm)1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
Not available
Native resolution
3840 × 2160px1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
3440 × 1440px1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Native Resolution. This smart model is WQHD, not the 5K2K GX950A.
Aspect ratio
16:91Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
21:91Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W maker nominal 21:9 class. The exact 3440:1440 pixel fraction differs from the nominal class.
Pixel density
92.8ppi
95.6ppi
Pixel pitch
0.274mm2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual published pitch, with its stated rounding retained. No inferred extra precision.
0.266mm4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact maker table 0.266 x 0.266 mm, independently matching the French LG sheet. U.S. 0.303 mm is copied from the larger 45-inch panel and is inconsistent with the exact 39-inch diagonal.
Active display area
Width1,052.16Height591.84mm(41.4 × 23.3 in)1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026Exact maker Display Viewing Area dimensions. These are distinct from the external body.
Not available
Curved
No3Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-modelRead 5 October 2026Exact maker front-view image shows a flat panel.
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Curved Screen Yes.
Curvature radius
Not available
800mm1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Curvature 800R. Fixed curvature, not a bendable panel.
Screen surface
Matte3Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-modelRead 5 October 2026Exact maker feature page explicitly states matte micro-texture coating.
Not available
Anti-reflection coating
Anti-Glare1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
Anti-Glare, Low-Reflection of the front polarizer1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Surface Treatment. This alone does not establish a matte or glossy classification.
Touchscreen
Not available
Not available

Panel

10 of 31 differ
Panel type
WOLED1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
WOLED6Reviewpcworld.com/article/2816556/lg-ultragear-39gx90sa-w-review.htmlRead 5 October 2026Exact-model specification and SDR image-quality sections explicitly identify WOLED. No other size measurement is inherited.
Panel type (as published)
WOLED1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
WOLED6Reviewpcworld.com/article/2816556/lg-ultragear-39gx90sa-w-review.htmlRead 5 October 2026Exact panel technology name.
Backlight
None (self-emissive)3Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-modelRead 5 October 2026Own exact self-emissive WOLED panel.
Not available
Local dimming
Not available
Not available
Dimming zones
Not available
Not available
Panel maker
Not available
Not available
Panel part number
Not available
Not available
Panel generation
Not available
Not available
Subpixel layout
Not available
Not available
Colour depth
10bits1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
10bits4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact maker table Colour Bit 10bit. Native versus FRC implementation is unstated and omitted.
Colour depth method
Native3Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-modelRead 5 October 2026Own exact feature page says true 10-bit colour.
Not available
Displayable colours
1.07 billion1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026Maker 1073.7M is written 1.07 billion by the agreed monitor field convention.
1.07 billion1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo number of colours 1.07B. Native colour depth method is unstated.
sRGB coverage
Not available
Not available
DCI-P3 coverage
98%1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026Maker 98% DCI-P3. CIE reference is unstated. Separate 133% sRGB volume is omitted.
98.5%1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo DCI-P3 98.5% typical, CIE 1976. Not measured coverage or gamut volume.
Adobe RGB coverage
Not available
Not available
Rec. 2020 coverage
Not available
Not available
NTSC coverage
Not available
Not available
Factory calibrated
Yes3Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-modelRead 5 October 2026Own feature page says each monitor is pre-calibrated to Delta E < 2.
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Factory Calibration Yes. A U.S. paper report is not independently established.
Claimed Delta E
21Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026Maker Delta E < 2. Colour space and average or maximum statistic are unstated.
Not available
Paper calibration report in box
Not available
Not available
Hardware calibration support
Not available
Not available
Static contrast ratio
1,500,000:12Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual 1,500,000:1. Current webpage 135,000:1 conflicts. Manual takes precedence, with no unprinted APL qualifier inferred.
1,500,000:11Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo typical 1.5M:1. The feature explanation uses 25% APL. Infinite reviewer contrast has no finite numeric representation.
Brightness (typical, SDR)
135nits2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual normal brightness 135 nits at full-white / 100% APL. Current webpage 450-nit typical lacks that stimulus condition. Full-screen manual figure is retained rather than treating a small-window value as full-screen.
275nits1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo typical SDR 275 cd/m². Measured or minimum brightness is separate.
Brightness (maker minimum)
Not available
250nits1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo minimum guaranteed 250 cd/m². This is not the minimum adjustable brightness.
Peak brightness (HDR)
1,000nits1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026Current maker HDR peak 1000 nits. Stimulus, duration and mode are unstated. Earlier manual or launch 900-nit figures remain a source conflict rather than being silently combined.
1,300nits1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo HDR peak 1300 cd/m² at 1.5% average picture level. Not a full-screen or sustained measurement.
HDR peak test window
Not available
1.5%1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo explicitly uses 1.5% APL, not necessarily a white-window percentage.
Full-screen brightness
135nits2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual 135 nits normal full-white / 100% APL. This is a maker claim, not a review measurement.
Not available
HDR formats
HDR101Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
HDR101Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo HDR10 Yes. HDR Effect does not establish another accepted HDR format.
HDR certification
Not available
DisplayHDR True Black 4001Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo DisplayHDR True Black 400. Not the LCD DisplayHDR 400 tier.
Viewing angle (horizontal)
178°1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
178°1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo viewing angle R/L at CR >= 10.
Viewing angle (vertical)
178°1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
178°1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo viewing angle U/D at CR >= 10.

Refresh rate and motion

13 of 22 differ
Refresh rate per resolution and port
AASUS ROG Swift OLED PG48UQ
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.1DisplayPort 1.4
3840 × 2160Native138Hz138Hz
Source5Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own Gaming menu explicitly sets maximum 138 Hz only for DisplayPort and HDMI1/HDMI2. Back View identifies HDMI1/HDMI2 as HDMI 2.1. Native 4K is the exact model advertised resolution and native supported entries corroborate. Bit depth, chroma, compression and other input or resolution maxima remain unproved.
BLG UltraGear 39GX90SA
Refresh rate per resolution and port. The top rate is in bold.
ResolutionHDMI 2.1DisplayPort 1.4USB-C
3440 × 1440Native240Hz240HzDSC240HzDSC
Source2Press releaselg.com/us/press-release/lg-ug-smart-monitor-pr-4-02-2025.pdfRead 5 October 2026Page 2 exact GX9s table lists native 3440 x 1440, maximum 240 Hz and the model names. Footnote 1 expressly requires DisplayPort 1.4 or HDMI 2.1 for up to 240 Hz. Combined text confirms the native maximum for both input families. Manual page 20 requires DP compatibility 1.4 DSC. HDMI requires 2.1 PC mode. Bit depth, chroma and HDMI compression are unstated. Lower-resolution preset rows are not treated as maxima.4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact USB-C Max Resolution at Hz row explicitly states 3440 x 1440 at 240 Hz. Manual page 20 requires compatibility 1.4 DSC. Other port maxima are separately supported by the maker U.S. press sheet, not inferred from preset timing rows.
Max refresh rate
138Hz
240Hz
Max refresh rate at native resolution
138Hz
240Hz
Max refresh rate over DisplayPort
138Hz
240Hz
Max refresh rate over HDMI
138Hz
240Hz
Max refresh rate over USB-C
Not available
240Hz
Max refresh rate at 10-bit
Not available
Not available
Native refresh rate
120Hz4Reviewpcgamesn.com/asus/rog-swift-pg48uq-reviewRead 5 October 2026Exact PG48UQ review says 120 Hz before enabling the 138 Hz overclock.
240Hz1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo native 240 Hz. No faster dual mode or overclock is inherited.
Overclocked refresh rate
138Hz2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own Gaming menu expressly offers maximum 138 Hz only on DisplayPort and HDMI1/HDMI2. Overclocking can cause flicker and depends on compatible GPU/cable settings.
Not available
Dual mode
Not available
Not available
Minimum fixed refresh rate
Not available
Not available
Adaptive sync technologies
Adaptive-Sync, G-SYNC Compatible1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
FreeSync Premium, G-SYNC Compatible, VESA AdaptiveSync Display1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo names FreeSync Premium, G-SYNC Compatible and VESA Adaptive Sync. No native G-SYNC module or FreeSync Premium Pro is inferred.
VRR range per port
AASUS ROG Swift OLED PG48UQ
InputMin (Hz)Max (Hz)
HDMI48120
DisplayPort48120
Source2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual Gaming menu states activation intervals 48-120 Hz for HDMI1/HDMI2 and DisplayPort. Current maker generic scan/signal frequency to 138 Hz is not substituted for the VRR interval.
BLG UltraGear 39GX90SA
Not available
Low framerate compensation
Not available
Yes9Maker product pageamd.com/en/products/graphics/technologies/freesync.htmlRead 5 October 2026AMD officially requires LFC for FreeSync Premium-certified displays. The exact U.S. monitor has that named certification. No port-specific VRR interval is inferred.
Response time (maker GtG claim)
0.1ms1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
0.03ms1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo 0.03 ms GtG at Faster. Not a mean measured transition time.
Response time (maker MPRT claim)
Not available
Not available
Overdrive settings
Not available
Not available
Motion blur reduction
Not available
Not available
Blur-reduction technology
Not available
Not available
Blur reduction works with VRR
Not available
Not available
Flicker-free (claimed)
Yes1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
Not available
Black frame insertion
Not available
Not available

Measured

1 of 12 differ
Input lag at maximum refresh rate
Not available
Not available
Input lag at 60 Hz
Not available
Not available
Average response time (measured)
Not available
Not available
Overshoot (measured)
Not available
Not available
Contrast ratio (measured)
Not available
Not available
SDR brightness (measured)
Not available
246nits6Reviewpcworld.com/article/2816556/lg-ultragear-39gx90sa-w-review.htmlRead 5 October 2026SDR image-quality section reports approximately 246 nits sustained white luminance. Picture preset, window size, connection and firmware for this specific brightness result are not identified. The number retains the approximate qualifier. HDR 783.5 nits is not a real-scene result and is omitted.
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

8 of 19 differ
Video inputs
AASUS ROG Swift OLED PG48UQ
TypeVersionCountMax bandwidth (Gbps)DSC
DisplayPort1.41Not availableYes
HDMI2.1248Not available
HDMI2.02Not availableNot available
Source1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026Current maker complete physical inventory. Exact model feature page and maker 2022 release explicitly give full 48 Gbps HDMI 2.1 ports. HDMI 2.0 ports are separate.3Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-modelRead 5 October 2026Exact maker feature page explicitly states full 48 Gbps HDMI 2.1 ports, separate from HDMI 2.0 sockets.
BLG UltraGear 39GX90SA
TypeVersionCountDSCHDCP
HDMI2.12Not availableNot available
DisplayPort1.41Yes2.3
USB-CNot available1Not availableNot available
Source1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact AllInfo counts and input versions. Supplementary producer table explicitly DP 1.4 DSC, and AllInfo DP HDCP 2.3. USB-C is a video input via explicit manual Alt Mode. Link bandwidth, HDMI HDCP/DSC and USB-C link revision are unstated.
HDMI ports
4
2
DisplayPort ports
1
1
Highest HDMI version
2.1
2.1
Highest DisplayPort version
1.4
1.4
HDMI features
Not available
Not available
USB-C video (DP Alt Mode)
Not available
Yes3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 14 explicitly supports PD and DisplayPort Alternate Mode at the upstream USB-C port.
USB-C power delivered
Not available
65W1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo USB-C Power Delivery 65 W supplied to a compatible host. The monitor still needs its separate adapter.
Thunderbolt
Not available
Not available
USB upstream ports
AASUS ROG Swift OLED PG48UQ
ConnectorUSB versionCount
USB-B3.2 Gen 11
Source2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026
BLG UltraGear 39GX90SA
ConnectorCount
USB-C1
Source1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo one host-facing USB-C connection. Its USB data revision is unstated in the U.S. table.
USB downstream hub ports
AASUS ROG Swift OLED PG48UQ
ConnectorUSB versionCount
USB-A3.2 Gen 14
Source2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own exact manual and current exact maker page identify four Gen 1 Type-A ports.
BLG UltraGear 39GX90SA
ConnectorUSB versionCount
USB-A2.02
Source1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo two USB 2.0 downstream ports. Their Type-A connector form is confirmed by the matching product and connector inventory.
KVM switch
Not available
Not available
Daisy chain (MST)
Not available
Not available
Ethernet
Not available
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo LAN Yes. Data bandwidth is not inferred.
3.5 mm headphone output
Yes1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
Yes4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact table three-pole headphone output, sound only. No microphone contacts.
3.5 mm microphone input
Not available
Not available
Optical out
Yes1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
Not available
Picture in picture
Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo PIP Yes. Not a KVM function.
Picture by picture
Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo PBP Yes. The supplementary exact-model table specifies two sources.

Smart features

2 of 4 differ
Smart platform
Not available
webOS 241Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo explicitly webOS 24. Present services vary by region and subscription.
Wi-Fi
Not available
Wi-Fi 53Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 17 wireless module LGSBWAC23 supports IEEE 802.11a/b/g/n/ac. Wi-Fi 6 in a review is inconsistent with this exact hardware table and is not stored.
Bluetooth
Not available
Not available
Remote control
Yes1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo accessory Remote Control Yes. The optional Magic Remote for voice recognition is separate.

Audio and camera

2 of 5 differ
Speakers
Yes1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026Maker lists two 10 W main speakers and one 15 W woofer, physical count three. Unequal channel ratings cannot become one universal per-channel power value.
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo Speaker Yes. Output-channel count does not prove a physical driver count.
Number of speakers
39Maker product pagepress.asus.com/news/press-releases/1246Read 5 October 2026Exact PG48UQ release expressly identifies two 10 W front speakers and one 15 W woofer. Unequal power is not reduced to one channel value.
Not available
Speaker power per channel
Not available
7W4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact table 7 W x 2 output channels. No physical driver count is inferred.
Webcam
Not available
Not available
Microphone
Not available
Not available

Ergonomics and controls

9 of 15 differ
Stand height adjustment
0mm2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual explicitly says height adjustment No. Fixed stand supplies zero travel. Stand-height endpoints are not labelled and therefore not stored.
110mm1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo stand travel. Independently confirmed by manual page 8.
Tilt
Forward5°Backward4°2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual explicit forward 5 degrees and backward 4 degrees differs from webpage signed +5/-4 interpretation, so explicit direction labels take precedence.
Forward8°Backward15°1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo stand angle and manual page 8. Stored as positive directional magnitudes.
Swivel
Left0°Right0°2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual explicitly states swivel No, so both supplied-stand endpoints are zero.
Left30°Right30°1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo stand angle and manual page 8. Left and right are positive magnitudes.
Pivot
Not available
Not available
Removable stand
Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026
Yes3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 11 explicitly removes the supplied stand before wall mounting by reversing its attachment.
VESA mount
300 x 3002Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026
100 x 1001Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo mounting size, independently confirmed by manual page 10.
VESA adapter needed
Not available
No3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Pages 10-11 show the wall bracket attaching directly to the rear mounting holes. The optional wall bracket is separate.
Security lock slot
Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026
Yes3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 9 explains the physical Kensington socket. Its cable is optional.
On-screen menu controls
Joystick, Buttons, Remote2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026
Not available
Desktop software
Not available
Not available
User firmware updates
Yes2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual supports a USB flash-drive firmware update. Connector inventory labels the designated downstream port for firmware update, while the update paragraph inconsistently calls it upstream. Capability is stored without asserting a conflicting host-upstream path.
Not available
Ambient light sensor
Not available
Not available
Presence sensor
Not available
Not available
RGB lighting
Not available
Yes1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo explicitly RGB Hexagon Lighting. Not the power indicator.
Gaming menu features
GamePlus, GameVisual, Shadow Boost, Aspect Control2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026
Black Stabilizer, Dynamic Action Sync, Crosshair, FPS Counter1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo named gaming functions. No AI feature from another generation is imported.

OLED care

3 of 3 differ
OLED care
Screen Saver, Pixel Cleaning, Screen Move, Adjust Logo Brightness2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026
Not available
Burn-in covered by warranty
Yes1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
Not available
Burn-in warranty length
2years1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026Exact-model global warranty explicitly includes panel burn-in for 2 years.
Not available

Dimensions and weight

6 of 7 differ
Dimensions with stand
Width1,068Depth266mm(42 × 10.5 in)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026
Not available
Dimensions without stand
Width1,068Height612Depth40mm(42 × 24.1 × 1.6 in)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual overall body including rear housing. Published table rounding retained, rather than inferred dimensions from screen size.
Width887.8Height404.4Depth198mm(35 × 15.9 × 7.8 in)3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 18 exact metric body dimensions. W x D x H source axes are correctly mapped. Rounded inch values are not converted back to fabricated precision.
Stand footprint
Not available
Not available
Weight with stand
16.2kg(35.7 lb)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual estimated Net weight with supplied stand.
11.45kg(25.2 lb)3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 18 own model row, without packaging. US imperial rounding differs in places, so the direct metric value takes precedence.
Weight without stand
15kg(33.1 lb)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual estimated weight without stand.
7.3kg(16.1 lb)3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 18 own model row without stand or packaging. The older French 39-inch sheet says 7.80 kg, but its own model manual and current maker say 7.30 kg.
Box dimensions
Width1,230Height180Depth880mm(48.4 × 7.1 × 34.6 in)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual explicitly labels box W x H x D 1230 x 180 x 880 mm in its published box orientation, different from upright webpage axes.
Width985Height338Depth550mm(38.8 × 13.3 × 21.7 in)4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact shipping W x H x D. The French LG sheet independently agrees.
Box weight
22.7kg(50 lb)2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own manual estimated Gross packaged weight.
17.5kg(38.6 lb)4Maker product pagelg.com/es/monitores/monitores-ultragear-gaming/39gx90sa-wRead 5 October 2026Exact maker shipping weight and French LG sheet agree. This includes packaging.

Power

8 of 13 differ
Power supply
Internal7EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1223904Read 5 October 20268EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_1223904_EN.pdfRead 5 October 2026
External adapter1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo external adapter.
Adapter rating
Not available
270W3Owner's manualgscs-b2c.lge.com/downloadFileRead 5 October 2026Page 18 adapter AD10660LF rated output is 20 V x 13.5 A, exactly 270 W. This is adapter capacity, not monitor operating consumption.
Input voltage
100-240 V AC, 50/60 Hz2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026
100-240 V AC, 50/60 Hz1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo mains input, confirmed by manual page 18 adapter input. Not the monitor 20 V DC input.
Power use (typical)
Not available
Not available
Power use (max)
Not available
Not available
Power use SDR (EU label)
59W7EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1223904Read 5 October 2026Base API version 9 has lastVersion false and states SDR 59 W. Fresh canonical exact-model EPREL fiche independently confirms 59 W.8EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_1223904_EN.pdfRead 5 October 2026Fresh canonical exact PG48UQ fiche states SDR 59 W.
40.3W7EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact-model English page 2 row 4 EU on-mode SDR power, at default 60 Hz. Not maker typical operating consumption.
Power use HDR (EU label)
66W7EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1223904Read 5 October 2026Base API version 9 states HDR 66 W. Fresh canonical exact-model fiche independently confirms 66 W.8EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_1223904_EN.pdfRead 5 October 2026Fresh canonical exact PG48UQ fiche states HDR 66 W.
45.9W7EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact-model English page 2 row 6 EU on-mode HDR power. Not a peak power rating.
Standby power
0.5W7EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1223904Read 5 October 2026Exact fiche equality 0.5 W, not the manual less-than standby bound.8EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_1223904_EN.pdfRead 5 October 2026
0.5W7EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact-model English page 2 row 8 standby demand. Off mode is n.a. and not inferred as zero.
Off-mode power
0.3W7EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1223904Read 5 October 2026Exact fiche equality 0.3 W, not the manual less-than off-mode bound.8EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_1223904_EN.pdfRead 5 October 2026
Not available
EU energy class SDR
F7EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1223904Read 5 October 20268EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_1223904_EN.pdfRead 5 October 2026
G7EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact-model English page 2 row 3.
EU energy class HDR
G7EU energy label (EPREL)eprel.ec.europa.eu/api/products/electronicdisplays/1223904Read 5 October 20268EU energy label (EPREL)eprel.ec.europa.eu/fiches/electronicdisplays/Fiche_1223904_EN.pdfRead 5 October 2026
G7EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact-model English page 2 row 5.
Energy per 1000 h SDR
Not available
40kWh8EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact EU label explicitly prints this integer. Not calculated from the decimal fiche wattage.
Energy per 1000 h HDR
Not available
46kWh8EU energy label (EPREL)lg.com/es/lgecs.downloadFile.ldwfRead 5 October 2026Exact EU label explicitly prints this HDR integer. Independently read, not inherited from SDR.

Certifications

2 of 9 differ
VESA ClearMR
Not available
Not available
VESA AdaptiveSync Display
Not available
Not available
TÜV certifications
Flicker-free, Low Blue Light (Hardware Solution)1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 20263Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-modelRead 5 October 2026Exact maker feature page explicitly presents TÜV Rheinland Flicker-Free certification.
Not available
Low blue light
Hardware1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026
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
Not available
Not available

In the box

2 of 2 differ
In the box
DisplayPort cable, HDMI cable, USB cable, Power cord, Quick start guide, Warranty card, Color calibration testing report, ROG sticker, Input/output port cover2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own exact manual accessories list, complemented by current maker remote-controller listing. Bundles can vary by region. Physical calibration report format remains unproved.
Monitor, Stand, AC/DC adapter, HDMI cable, DisplayPort cable, USB-C cable, Remote control1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo cables and included remote, with the monitor, stand and external adapter in the manual. Optional Magic Remote, regional paper report and unstated cable lengths are omitted.
Cables included
AASUS ROG Swift OLED PG48UQ
Type
DisplayPort cable
HDMI cable
USB cable
Power cord
Source2Owner's manualdlcdnets.asus.com/pub/ASUS/LCD%20Monitors/PG48UQ/ASUS_PG48UQ_UM_English.pdfRead 5 October 2026Own maker cable list. Counts are not inferred.
BLG UltraGear 39GX90SA
Not available

Warranty

0 of 2 differ
Manufacturer warranty (source market)
2years1Maker product pagerog.asus.com/monitors/above-34-inches/rog-swift-oled-pg48uq-model/specRead 5 October 2026Current exact global maker page states 2 years including panel burn-in. Exact EU EPREL fiche supplier guarantee of 3 years has a different regional scope and does not replace the global 2-year claim.
2years1Maker product pagelg.com/us/monitors/lg-39gx90sa-w-gaming-monitorRead 5 October 2026Exact U.S. 39GX90SA-W AllInfo two-year parts and labor warranty and exact U.S. support. EU one-year regulatory guarantee metadata does not replace U.S. terms. Burn-in-specific coverage is not established.
Dead pixel policy
Not available
Not available

Both are also in the API. Back to all monitors.