Dell UltraSharp U2725QE / LG UltraGear 34GS95QE-B

Dell UltraSharp U2725QE: U2725QE · 27-inch

LG UltraGear 34GS95QE-B: 34GS95QE-B (US code 34GS95QE-B.AUS; .AUS is a factory suffix). 34-inch class (33.9-inch) 800R curved OLED.

SpecificationDell UltraSharp U2725QELG UltraGear 34GS95QE-B
Release year20252024
Display27-inch IPS Black; 3840 × 2160; 163 ppi; anti-glare surface Dell—
Refresh rate120 Hz; 48–120 Hz variable refresh

Variable refresh works over HDMI 2.1; dynamic refresh rate (DRR) over DisplayPort is also listed for Windows.

Dell		—
Brightness450 nits typical; 600 nits peak; HDR 600 Dell275 cd/m² typical (250 minimum); 1,300 nits peak LG
Rated contrast3000:1 native contrast

IPS Black targets darker blacks than conventional IPS; it does not give per-pixel black like OLED or local-dimming displays.

Dell		—
Colour1.07 billion colours; 100% sRGB and Rec.709; 99% DCI-P3 and Display P3; factory calibration average ΔE < 1.5 Dell—
Response time5 ms GtG (fast mode); 8 ms GtG

Pixel transition specification, not total input lag.

Dell		—
Thunderbolt 41 × upstream: video (DP 1.4, DSC), data and 140 W EPR charging; 1 × downstream: daisy chain, 15 W

Two 4K monitors can run from one computer through a Thunderbolt 4 daisy chain.

Dell		—
Video inputs1 × HDMI 2.1 (4K 120 Hz, VRR); 1 × DisplayPort 1.4 in (DSC, HDCP 2.2); 1 × DisplayPort out Dell—
USB hubThunderbolt 4 or USB-C upstream (10 Gbit/s); 2 × USB-C (10 Gbit/s, 15 W); 4 × USB-A (10 Gbit/s, one with BC 1.2 charging) Dell—
Power deliveryUp to 140 W EPR

Requires a compatible computer and cable.

Dell		—
Ethernet2.5 GbE Dell—
Audio3.5 mm analogue line-out; no built-in speakers Dell—
Multiple sourcesBuilt-in KVM; PiP and PbP

KVM switches one keyboard and mouse between two computers; PiP/PbP show two sources at once.

Dell		—
Eye comfort and sensorComfortView Plus (blue light ≤ 35%); TÜV 5-star eye comfort; ambient light sensor

The sensor can adjust brightness and colour temperature automatically; see owner experiences for firmware-related issues.

Dell		—
Stand150 mm height; −5°/+21° tilt; ±45° swivel; ±90° pivot Dell—
VESA100 × 100 mm Dell—
Panel without stand612.44 × 353.51 × 55.60 mm; 5.22 kg Dell—
Weight with stand7.06 kg (with stand and cables) Dell—
Power consumption25.4 W operating; 325 W maximum; 0.5 W standby; 0.3 W off Dell—
In the boxPower cable; 1.8 m DisplayPort 1.4; 1 m USB-A to USB-C; 1 m passive Thunderbolt 4 cable Dell—
Warranty3-year limited hardware warranty; Advanced Exchange

Terms from the UK model page; may vary by country.

Dell		—
FirmwareM2T102 (A01, 19 August 2025)

Dell says it targets wake-from-sleep, USB dropping to 480 Mbit/s on MacBooks, auto brightness/colour temperature sensing and daisy-chained displays not waking.

Dell		—
Panel—33.9-inch (86.2 cm) OLED; 21:9; 800R curve

800R means the screen follows the arc of an 800 mm radius circle, bringing the edges of the wide screen closer to your eyes.

LG
Resolution—3440 × 1440 (UWQHD); 0.231 mm pixel pitch LG
Refresh and response—240 Hz; 0.03 ms (GtG) LG
Contrast and colour—1,500,000:1 typical; 98.5% DCI-P3 (CIE 1976); 10-bit (1.07 billion colours) LG
HDR—HDR10; VESA DisplayHDR True Black 400 LG
Variable refresh—VESA AdaptiveSync; NVIDIA G-SYNC Compatible; AMD FreeSync Premium Pro

Variable refresh matches the screen to the graphics card’s frame rate, reducing tearing and stutter.

LG
Surface—Anti-glare, low-reflection coating LG
Inputs—2 × HDMI 2.1; 1 × DisplayPort 1.4 (DSC)

DSC compresses the image in a visually lossless way to carry high resolution and refresh rates over one cable. Inputs are detected automatically.

LG
USB and audio—USB 3.0: 1 upstream, 2 downstream; 4-pole headphone output

The 4-pole jack accepts a headset with a microphone directly on the monitor.

LG
Display features—PBP/PIP (2 sources); Black Stabilizer; Crosshair; FPS counter; Reader Mode; factory calibration; hardware calibration ready; VESA ClearMR

PBP splits the screen to show two sources side by side, while PIP shows the second source in a small window. Black Stabilizer brightens detail in dark scenes.

LG
Stand and mounting—Height, tilt and swivel adjustment; VESA 100 × 100 mm LG
Power—External adapter (19.5 V, 10.8 A); under 0.5 W in sleep and 0.3 W off LG
Dimensions—784.1 × 465.9–585.9 × 278.7 mm with stand; 784.1 × 358.3 × 167.1 mm without LG
Weight—9.3 kg with stand; 5.9 kg without LG