LG UltraFine 27US550-W 27" Silver 2025
La dalle IPS 4K de 27 pouces offre une clarté exceptionnelle avec une couverture DCI-P3 à 90 % et le support HDR10 pour des images précises et nuancées. Son pied entièrement ergonomique permet des réglages en hauteur, inclinaison, pivot et rotation, complété par l'application LG Switch qui divise l'écran en six zones pour le multitâche. Ce moniteur est idéal pour les utilisateurs de bureau et les professionnels de la création qui exigent une reproduction fidèle des couleurs et un espace de travail flexible.
Snapshot
Avantages et inconvénients
Pros
- Strong social proof (96th percentile) 96th
- Strong ergonomic (90th percentile) 90th
- Strong display (88th percentile) 88th
- Strong color (87th percentile) 87th
Cons
- Below average compact (16th percentile)
- Below average performance (22th percentile)
What owners think
L'évolution de l'avis des propriétaires dans le temps
ExclusivitéD'après la date à laquelle les clients ont rédigé leurs avis - pour voir si l'enthousiasme initial s'est confirmé.
- Q2 2026100/100
Buyers praised the monitor's vibrant 4K picture, easy setup, and adjustable stand. One noted slight wobbliness on lighter desks.
- Great picture quality with vibrant colors and 4K HDR10 support.
- Easy setup and intuitive screen adjustments.
- Good value for the price with sharp display.
- Stand can be wobbly on lighter desks.
- Q1 202695/100
Buyers praised the picture quality, size, and stable design. The stand adjustments and gaming performance were highlights, though one noted slight color difference from a previous LG monitor.
- Picture quality is clear, stable, and great for gaming.
- Stand design allows smooth height adjustment and feels well-built.
- Size and value exceeded expectations, especially for gaming.
- Color not identical to previous LG monitor, but still good.
- Q4 202585/100
Buyers in Q4 2025 praised the LG UltraFine 27" 4K monitor for its vivid display, versatile stand adjustments, and good value for productivity and media use, though many noted the lack of built-in speakers and a bulky stand.
- Excellent 4K display quality with vivid colors and crisp text, ideal for office work and media.
- Highly adjustable stand with tilt, swivel, height, and pivot, praised for ergonomic flexibility.
- No built-in speakers, requiring external audio; some found the beeping noise on power-up annoying.
- Stand is large and takes desk space; base can wobble when touched, though adjustments are smooth.
D'après 23 avis clients datés, regroupés par trimestre civil. L'analyse par période est en anglais.
The proof
Performances
Caractéristiques techniques
Fiche technique complète
Display
| Size | 27" |
| Resolution | 3840 (4K UHD) |
| Panel Type | IPS |
| Aspect Ratio | 16:9 |
| Curved | No |
Performance
| Refresh Rate | 60 Hz |
| Response Time | 5 |
Color & HDR
| Brightness | 300 nits |
| Color Gamut | DCI-P3 90% |
| Color Depth | 10bit (8bit+FRC) |
| HDR | HDR10 |
| HDR Support | HDR10 |
Connectivity
| HDMI Ports | 2 |
| DisplayPort | 1 |
| Speakers | No |
| Headphone Jack | Yes |
Ergonomics
| Height Adjustable | Yes |
| Tilt | Yes |
| Swivel | Yes |
| Pivot | Yes |
| VESA Mount | 100x100 |
Features
| Webcam | No |
| Weight | 6.8 kg / 15.0 lbs |
Face à la concurrence
| Spec | LG UltraFine 27US550-W 27" | ASUS ROG Strix XG27AQDMG | Samsung Odyssey Neo G9 LS57CG952NNXZA | Dell UltraSharp U4025QW | MSI MPG 272URX QD-OLED | Alienware AW-Series AW3425DW |
|---|---|---|---|---|---|---|
| Screen Size | 27 | 26.5 | 57 | 39.70000076293945 | 27 | 34 |
| Resolution | 3840 x 2160 | 2560 x 1440 | 7680 x 2160 | 5120 x 2160 | 3840 x 2160 | 3440 x 1440 |
| Panel Type | IPS | OLED | VA | IPS | OLED | QD-OLED |
| Refresh Rate | 60 | 240 | 240 | 120 | 240 | 240 |
| Response Time Ms | 5 | 0.029999999329447746 | 1 | 5 | 0.029999999329447746 | 0.029999999329447746 |
| Adaptive Sync | - | FreeSync Premium Pro | FreeSync Premium Pro | Adaptive-Sync | G-Sync Compatible | FreeSync Premium Pro |
| Hdr | HDR10 | HDR10 | HDR10+ | DisplayHDR 600 | DisplayHDR True Black 400 | DisplayHDR 400 True Black |
| Compare | Compare | Compare | Compare | Compare |
| Product | Color | Compact | Display | Feature | Ergonomic | Performance | Connectivity | Social Proof |
|---|---|---|---|---|---|---|---|---|
| LG UltraFine 27US550-W 27" | 87.2 | 16 | 88.1 | 72 | 90.4 | 22 | 57.8 | 95.5 |
| ASUS ROG Strix XG27AQDMG Compare | 96.5 | 74.2 | 75.4 | 72 | 90.4 | 97.9 | 93.2 | 86 |
| Samsung Odyssey Neo G9 LS57CG952NNXZA Compare | 99.4 | 32.2 | 99.7 | 97.2 | 72.1 | 87.2 | 93.2 | 95.5 |
| Dell UltraSharp U4025QW Compare | 97.6 | 82.5 | 98.3 | 97.2 | 72.1 | 55.7 | 99.3 | 98.4 |
| MSI MPG 272URX QD-OLED Compare | 95.7 | 64.2 | 97.3 | 85.8 | 90.4 | 97.9 | 81.9 | 75.8 |
| Alienware AW-Series AW3425DW Compare | 98.2 | 80.1 | 85.2 | 91.5 | 90.4 | 97.9 | 95.3 | 95.5 |
Scores par usage
Un test complet arrive bientôt. Les caractéristiques, scores, prix et graphiques ci-dessus sont toujours à jour.