Display 4 differ Display diagonalDiffers 55.9 cm (22") 68.6 cm (27") Display resolutionDiffers 1920 x 1080 pixels 2560 x 1440 pixels Native aspect ratioKnown for one — Unknown — not stated by the source 16:9 Display technologyKnown for one — Unknown — not stated by the source LCD TouchscreenDiffers No HD typeKnown for one — Unknown — not stated by the source Quad HD Panel typeKnown for one — Unknown — not stated by the source IPS LED backlightKnown for one — Unknown — not stated by the source Backlight typeKnown for one — Unknown — not stated by the source W-LED Display brightness (typical)Known for one — Unknown — not stated by the source 350 cd/m² Response timeDiffers 5 ms 4 ms Response time measurement typeKnown for one — Unknown — not stated by the source GTG (Gray to Gray) Anti-glare screenKnown for one — Unknown — not stated by the source Screen shapeKnown for one — Unknown — not stated by the source Flat Contrast ratio (typical)Known for one — Unknown — not stated by the source 1000:1 Contrast ratio (dynamic)Known for one — Unknown — not stated by the source 50000000:1 Dynamic contrast ratio marketing nameKnown for one — Unknown — not stated by the source SmartContrast Maximum refresh rateKnown for one — Unknown — not stated by the source 75 Hz Viewing angle, horizontalKnown for one — Unknown — not stated by the source 178° Viewing angle, verticalKnown for one — Unknown — not stated by the source 178° Display number of coloursKnown for one — Unknown — not stated by the source 16.7 million colours Pixel pitchKnown for one — Unknown — not stated by the source 0.2331 x 0.2331 mm Pixel densityKnown for one — Unknown — not stated by the source 109 ppi Horizontal scan rangeKnown for one — Unknown — not stated by the source 30 - 114 kHz Vertical scan rangeKnown for one — Unknown — not stated by the source 48 - 75 Hz Viewable size, horizontalKnown for one — Unknown — not stated by the source 59.7 cm Viewable size, verticalKnown for one — Unknown — not stated by the source 33.6 cm Display diagonal (metric)Known for one — Unknown — not stated by the source 68.5 cm DDC/CIKnown for one — Unknown — not stated by the source Haze rateKnown for one — Unknown — not stated by the source 25% Surface hardnessKnown for one — Unknown — not stated by the source 3H Colour depthKnown for one — Unknown — not stated by the source 8 bit Colour gamut standardKnown for one — Unknown — not stated by the source sRGB, NTSC Colour gamutKnown for one — Unknown — not stated by the source 89% sRGB coverage (typical)Known for one — Unknown — not stated by the source 101% NTSC coverage (typical)Known for one — Unknown — not stated by the source 89% Display sRGBKnown for one — Unknown — not stated by the source Display panel sizeKnown for one — Unknown — not stated by the source 27 inch / 68.5 cm Touchscreen technologyKnown for one Capacitive — Unknown — not stated by the source Number of simultaneous touchpointsKnown for one 10 — Unknown — not stated by the source Ports & interfaces 1 differ Built-in USB hubKnown for one — Unknown — not stated by the source USB hub versionKnown for one — Unknown — not stated by the source 3.2 Gen 2 (3.1 Gen 2) USB upstream port typeKnown for one — Unknown — not stated by the source USB Type-C Number of USB Type-C upstream ports quantityKnown for one — Unknown — not stated by the source 1 USB Type-A downstream ports quantityKnown for one — Unknown — not stated by the source 4 USB Type-C downstream ports quantityKnown for one — Unknown — not stated by the source 1 USB Type-C DisplayPort Alternate ModeKnown for one — Unknown — not stated by the source USB Power Delivery (USB PD)Known for one — Unknown — not stated by the source USB Power Delivery up toKnown for one — Unknown — not stated by the source 100 W HDMIKnown for one — Unknown — not stated by the source HDMI ports quantityDiffers 2 1 HDMI versionKnown for one — Unknown — not stated by the source 1.4 DisplayPorts quantityKnown for one — Unknown — not stated by the source 1 DisplayPort out quantityKnown for one — Unknown — not stated by the source 1 DisplayPort versionKnown for one — Unknown — not stated by the source 1.4 Audio outputKnown for one — Unknown — not stated by the source Built-in KVM switchKnown for one — Unknown — not stated by the source HDCPKnown for one — Unknown — not stated by the source HDCP versionKnown for one — Unknown — not stated by the source 2.2 Ergonomics identical VESA mountingKnown for one — Unknown — not stated by the source Panel mounting interfaceKnown for one — Unknown — not stated by the source 100 x 100 mm Cable lock slotKnown for one — Unknown — not stated by the source Cable lock slot typeKnown for one — Unknown — not stated by the source Kensington Height adjustmentKnown for one — Unknown — not stated by the source Adjustable height (max)Known for one — Unknown — not stated by the source 15 cm PivotKnown for one — Unknown — not stated by the source Pivot angleKnown for one — Unknown — not stated by the source -90 - 90° SwivellingKnown for one — Unknown — not stated by the source Swivel angle rangeKnown for one — Unknown — not stated by the source -180 - 180° Tilt adjustmentKnown for one — Unknown — not stated by the source Tilt angle rangeKnown for one — Unknown — not stated by the source -5 - 30° Picture-in-PictureKnown for one — Unknown — not stated by the source On Screen Display (OSD)Known for one — Unknown — not stated by the source On Screen Display (OSD) languagesKnown for one — Unknown — not stated by the source Portuguese, Czech, Dutch, English, Finnish, French, German, Greek, Hungarian, Italian, Japanese, Korean, Polish, Russian, Simplified Chinese, Spanish, Swedish, Traditional Chinese, Turkish, Ukrainian Number of OSD languagesKnown for one — Unknown — not stated by the source 21 Plug and PlayKnown for one — Unknown — not stated by the source LED indicatorsKnown for one — Unknown — not stated by the source Operation, Stand-by Power identical Energy efficiency class (SDR)Known for one — Unknown — not stated by the source E Energy efficiency class (HDR)Known for one — Unknown — not stated by the source Not available Energy consumption (SDR) per 1000 hoursKnown for one — Unknown — not stated by the source 21 kWh Power consumption (typical)Known for one — Unknown — not stated by the source 21.5 W Power consumption (standby)Known for one — Unknown — not stated by the source 0.4 W Power consumption (off)Known for one — Unknown — not stated by the source 0 W AC input voltageKnown for one — Unknown — not stated by the source 100 - 240 V AC input frequencyKnown for one — Unknown — not stated by the source 50/60 Hz Power supply typeKnown for one — Unknown — not stated by the source Internal Power consumption (max)Known for one 20 W — Unknown — not stated by the source Other features identical HBR3 supportKnown for one — Unknown — not stated by the source Compatible operating systemsKnown for one — Unknown — not stated by the source DDC/CI, Mac OS X, sRGB, Windows 11 / 10 / 8.1 / 8 / 7 Picture-by-Picture (PbP)Known for one — Unknown — not stated by the source Exterior finish typeKnown for one — Unknown — not stated by the source Textured Compliance certificatesKnown for one — Unknown — not stated by the source RoHS EasyRead modeKnown for one — Unknown — not stated by the source Heavy metals freeKnown for one — Unknown — not stated by the source Hg (mercury) LowBlue modeKnown for one — Unknown — not stated by the source Monitor sync input signalKnown for one — Unknown — not stated by the source Separate Sync Mean time between failures (MTBF)Known for one — Unknown — not stated by the source 70000 h Ethernet LAN (RJ-45) portsKnown for one — Unknown — not stated by the source 1 MultiViewKnown for one — Unknown — not stated by the source PIP/PBP mode, 2x devices Picture enhancementKnown for one — Unknown — not stated by the source SmartImage Regulatory ApprovalsKnown for one — Unknown — not stated by the source CB, CE Mark, FCC Class B, ICES-003, CU-EAC, EAEU RoHS, TUV Ergo, TUV/GS, TUV Eye Comfort certified, MEPS, RCM User controlsKnown for one — Unknown — not stated by the source SmartImage, Input, User, Menu, Power On/Off WeightKnown for one 4 kg — Unknown — not stated by the source 
