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| Specification | PHILIPS439P1 | PHILIPS279C9 |
|---|---|---|
| Declared HDR capability | DisplayHDR 400Source | DisplayHDR 400Source |
| Declared display features | High Dynamic Range,USB-C,Built-In SpeakersSource | High Dynamic Range,USB-CSource |
| ENERGY STAR partner | MMD- Monitors & Displays Nederland B.V.Source | MMD- Monitors & Displays Nederland B.V.Source |
| Maximum power delivery | 90 WSource | 65 WSource |
| Monitor energy use at 115 V | 151.07 kWh/yearSource | 79.88 kWh/yearSource |
| Native resolution | 3840 x 2160 pixelsSource | 2160 x 3840 pixelsSource |
| On-mode power | 48.75 WSource | 25.72 WSource |
| Panel technology | IPS LCDSource | TFT LCDSource |
| Power source type | Ac to dc internal power supplySource | Ac to dc external power supplySource |
| Product type | MonitorSource | MonitorSource |
| Reported color gamut | Not recorded | 32.9Source |
| Screen diagonal | 43 inSource | 27 inSource |
| Signal and data interfaces | RS232,RJ45,Display,HDMI,USBSource | Display,HDMI,USBSource |
| Sleep-mode power | 0.28 WSource | 0.18 WSource |
| Supported color spaces | sRGBSource | sRGBSource |
| USB-C power delivery supported | YesSource | YesSource |