LG UltraGear 27GX790A-B 27" Black 2025

LG UltraGear 27GX790A-B 27" Black 2025

LG
95 Overall Score
vs
Dell S S2421HS 24" Silver 2021

Dell S S2421HS 24" Silver 2021

Dell
29 Overall Score

What Buyers Say

LG UltraGear 27GX790A-B 27" Black 2025

92 out of 100 medium confidence 15 reviews

The LG UltraGear 27-inch OLED gaming monitor receives overwhelmingly positive feedback for its stunning OLED picture quality, incredibly high 480Hz refresh rate, and ultra-fast 0.03ms response time. Users describe it as a game-changer for competitive gaming, offering fluid motion and deep blacks. Common drawbacks include the high price, the need for a powerful GPU to reach 480Hz, and the lack of built-in speakers. Overall, it is highly recommended for serious gamers who can afford the premium.

Pros
  • Stunning OLED picture quality
  • Incredibly smooth 480Hz refresh rate
  • Ultra-fast 0.03ms response time
  • Deep blacks and vibrant colors
  • Solid build and ergonomic stand
Cons
  • High price point
  • Requires powerful GPU for 480Hz
  • No built-in speakers
  • SDR brightness lower than LCD rivals
  • Potential burn-in risk with OLED
👍 Display quality 5
👍 Refresh rate 5
👍 Response time 5
👎 Price 4
👍 Build quality 4
👎 Speakers 3

Dell S S2421HS 24" Silver 2021

No customer feedback yet

Scores

Office
LG
88
Dell
38
Gaming
LG
84
Dell
28
Professional
LG
82
Dell
30
Creative
LG
79
Dell
24
Entertainment
LG
73
Dell
24
Portable
LG
14
Dell
18

Specifications

LG UltraGear 27GX790A-B 27"Dell S S2421HS 24"
Display
Size27"24"
Resolution2560 x 14401920 x 1080
Panel TypeOLED★IPS
Aspect Ratio16:916:9
Curved✗✗
Screen Finishmattematte
Performance
Refresh Rate480 Hz★75 Hz
Response Time0.029999999329447746 ms★—
Adaptive SyncFreeSync Premium Pro★—
Color & HDR
Brightness275 nits★—
Color Gamut98.5% DCI-P3—
Color Depth10-bit★—
HDRDisplayHDR True Black 400—
HDR SupportHDR10★—
Connectivity
HDMI Ports2★1
DisplayPort1★—
USB-C3★—
Speakers✗—
Headphone Jack✓★—
Ergonomics
Height Adjustable✓✓
Tilt✓✓
Swivel✓✓
Pivot✓✓
VESA Mount100x100—
Features
Webcam✗—
Touchscreen✗—
PIP/PBP✗—
Weight9.30 kg★—

Pros & Cons

LG UltraGear 27GX790A-B 27" Black 2025

  • Strong performance (100th percentile)100th %ile
  • Strong connectivity (98th percentile)98th %ile
  • Strong social proof (98th percentile)98th %ile
  • Strong user sentiment (95th percentile)95th %ile

Dell S S2421HS 24" Silver 2021

  • Strong ergonomic (78th percentile)
  • Below average color (17th percentile)17th %ile
  • Below average feature (21st percentile)
  • Below average connectivity (22nd percentile)
  • Below average portability (28th percentile)

Pricing

Dell S S2421HS 24" Silver 2021 is $239 cheaper (1.7x less).

LG UltraGear 27GX790A-B 27" Black 20250.165score per dollar
vs
Dell S S2421HS 24" Silver 20210.087score per dollar

LG UltraGear 27GX790A-B 27" Black 2025 offers 1.9x better value for money

LG UltraGear 27GX790A-B 27" Black 2025

Dell S S2421HS 24" Silver 2021

Verdict

★ Winner: LG UltraGear 27GX790A-B 27"

Scores 95 overall, wins 5 of 6 usage categories and 12 of 28 specs.

LG UltraGear 27GX790A-B 27" Better at:

GamingOfficeCreativeProfessionalEntertainment

Dell S S2421HS 24" Better at:

Portable

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