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Full specifications
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LAUNCH DATE3 fields
| Specification | MOBIUZ EX271UZ | UltraGear 25G590B |
|---|---|---|
| Announced | 2025, September 19 (US availability December 2025) | 2026, May 19 |
| Released | Release date not recorded | 2026-09-01 |
| Status | Available | Available |
ADDITIONAL INFORMATION4 fields
| Specification | MOBIUZ EX271UZ | UltraGear 25G590B |
|---|---|---|
| Compatibility | Consoles: HDMI 2.1 with ALLM, VRR and eARC; USB-C 90W for laptops | — |
| Launch Price (USD) | $999 (US launch price) | $999.99 (US launch price) |
| Models | — | 25G590B (25G590B-B) |
| Price in Nigeria | ₦1,398,600 (Stored estimate) | ₦1,400,000 (Stored estimate) |
TESTS4 fields
| Specification | MOBIUZ EX271UZ | UltraGear 25G590B |
|---|---|---|
| Brightness Measured | 265 nits full-field SDR, ~400 nits 25% window in default mode (Tom's Hardware); 260 nits SDR, 820 nits HDR (Notebookcheck) | — |
| Color Accuracy | Delta E 1.09 (Display P3), 0.90 (sRGB); 102.96% DCI-P3 (Tom's Hardware); Delta E 1.05 (Notebookcheck) | — |
| Input Lag | 18 ms (Tom's Hardware) | — |
| Response Time Measured | 4 ms full white-field draw (Tom's Hardware); 1.6 ms black-white, 1 ms grey-grey (Notebookcheck) | — |
DESIGN AND BUILD6 fields
| Specification | MOBIUZ EX271UZ | UltraGear 25G590B |
|---|---|---|
| Dimensions (with stand) | 537.26 x 610.91 x 223.48 mm (H x W x D) | 571.8 x 511.2 x 207.3 mm |
| Panel Type | QD-OLED (4th gen) | IPS |
| Screen Size | 26.5 inches (27-inch class) | 24.5 inches |
| Stand Adjustments | Tilt -5° to +15°, swivel ±15°, height 100 mm (no pivot) | Height, tilt, swivel |
| VESA Mount | 100 x 100 mm | 100 x 100 mm |
| Weight (with stand) | 7.43 kg (5.14 kg without stand) | 5.2 kg |
DISPLAY AND RESOLUTION12 fields
| Specification | MOBIUZ EX271UZ | UltraGear 25G590B |
|---|---|---|
| Aspect Ratio | 16:9 | 16:9 |
| Brightness | 250 nits typical; 1000 nits peak (HDR) | 400 nits typical (320 nits min) |
| Color Depth | 1.07 billion colors | 8-bit (16.7 million colors) |
| Color Gamut | 99% P3 (DCI-P3); Delta E <2 | 99% DCI-P3 |
| Contrast Ratio | 1,500,000:1 (native) | 1000:1 (typical) |
| HDR Support | VESA DisplayHDR True Black 400 | VESA DisplayHDR 400 |
| Pixel Density | 166 PPI | 0.282 x 0.281 mm pixel pitch |
| Refresh Rate | 240 Hz | 1000Hz (native), 1100Hz (overclocked, DisplayPort 2.1) |
| Resolution | 3840 x 2160 (4K UHD) | 1920 x 1080 pixels |
| Response Time | 0.03 ms (GtG) | 1ms (GtG) |
| Screen Coating | Glossy (glare) | Low-reflection film, ATW polarizer |
| Viewing Angles | 178°/178° | 178° / 178° |
GAMING FEATURES3 fields
| Specification | MOBIUZ EX271UZ | UltraGear 25G590B |
|---|---|---|
| Adaptive Sync | AMD FreeSync Premium Pro; G-Sync Compatible | AMD FreeSync Premium, NVIDIA G-Sync Compatible |
| Gaming Aids | Crosshair, FPS counter, Blur Reduction, Light Tuner, Color Vibrance, 12 colour modes incl. game-art presets (Color Shuttle) | — |
| Low Input Lag Mode | Auto Low Latency Mode (ALLM) and VRR for consoles | — |
CONNECTIVITY6 fields
| Specification | MOBIUZ EX271UZ | UltraGear 25G590B |
|---|---|---|
| Audio Out | Headphone jack | Yes, 4-pole headphone out (sound + mic) |
| DisplayPort | 1x DisplayPort 1.4 | 1x DisplayPort 2.1 (UHBR20) |
| Ethernet / KVM | Built-in KVM switch | — |
| HDMI | 2x HDMI 2.1 (one with eARC) | 2x HDMI 2.1 |
| USB Hub | USB-C upstream (USB 3.2 Gen 1, data); 2x USB-A (4.5W) + 1x USB-C (7.5W) downstream, USB 3.2 Gen 1 | USB Type-C |
| USB-C | 1x USB-C with DP Alt Mode and 90W power delivery | — |
POWER3 fields
| Specification | MOBIUZ EX271UZ | UltraGear 25G590B |
|---|---|---|
| Power Consumption | 37 W normal, 230 W max, <0.5 W sleep | 28 W typical |
| Power Supply | Built-in | — |
| Voltage | 100-240V | 100–240 V AC, 50/60 Hz |
EXTRAS AND FEATURES3 fields
| Specification | MOBIUZ EX271UZ | UltraGear 25G590B |
|---|---|---|
| Eye Care | Flicker-free (TÜV certified), hardware Low Blue Light (TÜV certified), Color Weakness mode | Flicker Safe, Reader Mode |
| Other Features | Remote control; OLED care (pixel refresh, idle dimmer, logo dimming, pixel shift, thermal design); factory calibration report; HDMI CEC; 3-year warranty | Motion Blur Reduction Pro, AI Scene Optimization, AI Sound; UltraGear emblem RGB lighting |
| Speakers | None (no built-in speakers) | — |