LG UltraFine 27US550-W 27" Silver 2025

★★★★★ 4.6 (103)

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.

Screen 27
Resolution 3840 x 2160
Panel IPS
Refresh 60 Hz
response time ms 5
HDR HDR10
LG UltraFine 27US550-W 27" Silver 2025 monitor
76 Score global
Prix 0 JPY
Aucune offre disponible
Aussi disponible dans:

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

Exclusivité

D'après la date à laquelle les clients ont rédigé leurs avis - pour voir si l'enthousiasme initial s'est confirmé.

L'avis des propriétaires s'est amélioré avec le temps
1★2★3★4★5★Q3 '25: 3.0★ · 2 avisQ4 '25: 4.4★ · 12 avisQ1 '26: 5.0★ · 5 avisQ2 '26: 5.0★ · 4 avis21254Q3 '25Q4 '25Q1 '26Q2 '26
Note moyenneSatisfaits (4-5★)Insatisfaits (1-2★)Hauteur des barres = nombre d'avis
  1. Q2 2026100/1005.0★4 avis

    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.
  2. Q1 202695/1005.0★5 avis

    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.
  3. Q4 202585/1004.4★12 avis

    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

Percentiles de performance

Color 87.2
Portability 16
Display 88.1
Feature 72
Ergonomic 90.4
Performance 22
Connectivity 57.8
Social Proof 95.5

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 ColorCompactDisplayFeatureErgonomicPerformanceConnectivitySocial Proof
LG UltraFine 27US550-W 27" 87.21688.17290.42257.895.5
ASUS ROG Strix XG27AQDMG Compare 96.574.275.47290.497.993.286
Samsung Odyssey Neo G9 LS57CG952NNXZA Compare 99.432.299.797.272.187.293.295.5
Dell UltraSharp U4025QW Compare 97.682.598.397.272.155.799.398.4
MSI MPG 272URX QD-OLED Compare 95.764.297.385.890.497.981.975.8
Alienware AW-Series AW3425DW Compare 98.280.185.291.590.497.995.395.5

Scores par usage

Overall (76)Gaming (51.7)Office (78.8)Creative (75)Portable (7.9)Professional (77.6)Entertainment (57.7)

Un test complet arrive bientôt. Les caractéristiques, scores, prix et graphiques ci-dessus sont toujours à jour.

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