LG UltraGear 39GX90SA-W 39" White 2025

★★★★☆ 4.3 (331)

The 39-inch OLED panel pairs a 240Hz refresh and 0.03ms response with 1300-nit peak brightness and an 800R curve, eliminating motion blur while its anti-glare coating deepens immersion. Built-in webOS provides standalone access to streaming services and cloud gaming via GeForce NOW, removing the need for a separate PC or console. This monitor suits competitive and couch-gaming enthusiasts who demand crisp, fast OLED performance and a true all-in-one entertainment hub.

Screen 39
Resolution 3440 x 1440
Panel OLED
Refresh 240 Hz
response time ms 0.029999999329447746
adaptive sync FreeSync Premium
HDR HDR10
LG UltraGear 39GX90SA-W 39" White 2025 monitor
88 Overall Score
Also available in:

Snapshot

Pros & Cons

Pros

  • Strong performance (98th percentile) 98th
  • Strong feature (97th percentile) 97th
  • Strong connectivity (88th percentile) 88th
  • Strong display (86th percentile) 86th

Cons

  • Below average user sentiment (29th percentile)

What owners think

How owner sentiment changed over time

Exclusive

Based on when customers actually wrote their reviews — so you can see whether early praise held up.

Owner sentiment has improved over time
72/100Our AI sentiment readmedium confidence · 10 sources · May 2026
1★2★3★4★5★Q2 '25: 4.0★ · 2 reviewsQ3 '25: 1.8★ · 5 reviewsQ4 '25: 2.3★ · 3 reviewsQ1 '26: 5.0★ · 5 reviews2535Q2 '25Q3 '25Q4 '25Q1 '26
Avg ratingHappy (4-5★)Unhappy (1-2★)Bar height = number of reviews

Based on 15 dated customer reviews, grouped by calendar quarter. Period analysis is in English.

The proof

Performance

Performance Percentiles

Color 84.9
Portability 68.9
Display 85.5
Feature 97.4
User Sentiment 28.5
Ergonomic 72.3
Performance 98
Connectivity 87.8
Social Proof 82.2

Specifications

Full Specifications

Display

Size 39"
Resolution 3440 x 1440
Panel Type OLED
Aspect Ratio 21:9
Curved Yes
Curvature 800

Performance

Refresh Rate 240 Hz
Response Time 0.03
Adaptive Sync FreeSync Premium

Color & HDR

Brightness 275 nits
Color Gamut 98.5% DCI-P3
Color Depth 10-bit
HDR HDR10
HDR Support HDR10

Connectivity

HDMI Ports 2
DisplayPort 1
USB-C 1
Speakers Yes
Headphone Jack Yes

Ergonomics

Height Adjustable Yes
Tilt Yes
Swivel Yes
Pivot No
VESA Mount 100x100

Features

Webcam No
Touchscreen No
PIP/PBP Yes
Power 67
Weight 11.4 kg / 25.2 lbs

vs Competition

Spec LG UltraGear 39GX90SA-W 39" ASUS ROG Strix XG27AQDMG Samsung Odyssey Neo G9 LS57CG952NNXZA MSI MPG 272URX QD-OLED Dell UltraSharp U4025QW Alienware AW-Series AW3425DW
Screen Size 39 26.5 57 27 39.70000076293945 34
Resolution 3440 x 1440 2560 x 1440 7680 x 2160 3840 x 2160 5120x2160 3440x1440
Panel Type OLED OLED VA OLED IPS QD-OLED
Refresh Rate 240 240 240 240 120 240
Response Time Ms 0.029999999329447746 0.029999999329447746 1 0.029999999329447746 5 0.029999999329447746
Adaptive Sync FreeSync Premium FreeSync Premium Pro FreeSync Premium Pro G-Sync Compatible Adaptive-Sync FreeSync Premium Pro
Hdr HDR10 HDR10 HDR10+ DisplayHDR True Black 400 DisplayHDR 600 DisplayHDR 400 True Black
Compare Compare Compare Compare Compare
Product ColorCompactDisplayFeatureUser SentimentErgonomicPerformanceConnectivitySocial Proof
LG UltraGear 39GX90SA-W 39" 84.968.985.597.428.572.39887.882.2
ASUS ROG Strix XG27AQDMG Compare 96.573.875.572.79690.59893.286.1
Samsung Odyssey Neo G9 LS57CG952NNXZA Compare 99.573.899.797.4072.387.999.295.6
MSI MPG 272URX QD-OLED Compare 95.963.897.386.575.790.59882.274.5
Dell UltraSharp U4025QW Compare 97.782.398.497.475.772.356.799.295.6
Alienware AW-Series AW3425DW Compare 98.479.885.592090.59895.395.6

Price

Value & Pricing

From $799 4 offers across 3 retailers
B&H Photo 1 offers From $799
Amazon 1 offers From $877
Newegg 2 offers From $1,100

Price History

New Refurbished
$700 $800 $900 $1,000 $1,100 $1,200 $1,300 May 1Jun 3Jun 11 $1,100

Usage Scores

Overall (88.1)Gaming (92.7)Office (87.7)Creative (69.4)Portable (14.8)Professional (71.1)Entertainment (83.6)

A full written review is coming soon. The specs, scores, prices and charts above are always up to date.

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