| Display diagonal | 68.6 cm (27") |
| Display resolution | 3840 x 2160 pixels |
| Native aspect ratio | 16:9 |
| Display technology | LCD |
| Touchscreen | No |
| HD type | 4K Ultra HD |
| Panel type | IPS |
| Screen shape | Flat |
| Contrast ratio (typical) | 1000:1 |
| Maximum refresh rate | 60 Hz |
| Display number of colours | 1.07 billion colours |
| Backlight type | LED |
| Display brightness (typical) | 350 cd/m² |
| Response time | 8 ms |
| Supported graphics resolutions | 640 x 480 (VGA), 720 x 400, 800 x 600 (SVGA), 1024 x 768 (XGA), 1152 x 864 (XGA+), 1280 x 1024 (SXGA), 1920 x 1080 (HD 1080), 2048 x 1280, 2560 x 1440, 3840 x 2160 |
| Supported video modes | 480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Response time (fast) | 5 ms |
| Pixel pitch | 0.1554 x 0.1554 mm |
| Pixel density | 163 ppi |
| Horizontal scan range | 15 - 135 kHz |
| Vertical scan range | 24 - 86 Hz |
| Viewable size, horizontal | 59.7 cm |
| Viewable size, vertical | 33.6 cm |
| Viewable size diagonal | 68.5 cm |
| Colour gamut | 99% |
| NVIDIA G-SYNC | No |
| AMD FreeSync | No |
| Built-in speaker(s) | No |
| Built-in camera | No |
| Market positioning | Business |
| Product colour | Black |
| Feet colour | Silver |
| Built-in USB hub | Yes |
| HDMI | Yes |
| Headphone out | No |
| USB hub version | 2.0 / 3.2 Gen 1 (3.1 Gen 1) |
| USB upstream port type | USB Type-C |
| Number of upstream ports | 1 |
| USB Type-A downstream ports quantity | 4 |
| DVI port | No |
| HDMI ports quantity | 1 |
| HDMI version | 2.0 |
| DisplayPorts quantity | 1 |
| DisplayPort version | 1.2 |
| Audio input | No |
| VESA mounting | Yes |
| Cable lock slot | Yes |
| Height adjustment | Yes |
| Height adjustment | 15 cm |
| Pivot | Yes |
| Pivot angle | -90 - 90° |
| Swivelling | Yes |
| Swivel angle range | -45 - 45° |
| Tilt angle range | -5 - 21° |
| Tilt adjustment | Yes |
| Energy efficiency class (SDR) | F |
| Energy consumption (SDR) per 1000 hours | 22 kWh |
| Power consumption (typical) | 21.8 W |
| Power consumption (standby) | 0.2 W |
| Power consumption (max) | 138 W |
| Power consumption (off) | 0.2 W |
| Power consumption (PowerSave) | 22 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50 - 60 Hz |
| Energy efficiency scale | A to G |
| Operating temperature (T-T) | 0 - 40 °C |
| Storage temperature (T-T) | -20 - 60 °C |
| Operating relative humidity (H-H) | 10 - 80% |
| Storage relative humidity (H-H) | 5 - 90% |
| Width (with stand) | 611.6 mm |
| Depth (with stand) | 185 mm |
| Height (with stand) | 535.2 mm |
| Weight (with stand) | 6.9 kg |
| Width (without stand) | 611.6 mm |
| Depth (without stand) | 52.1 mm |
| Height (without stand) | 360.7 mm |
| Weight (without stand) | 5.1 kg |
| Bezel width (side) | 7.4 mm |
| Bezel width (top) | 7.4 mm |
| Bezel width (bottom) | 1.77 cm |
| Package weight | 9.7 kg |
| Sustainability certificates | ENERGY STAR |
| Harmonized System (HS) code | 85285210 |
| Description |
| DELL P2721Q. Display diagonal: 68.6 cm (27"), Display resolution: 3840 x 2160 pixels, HD type: 4K Ultra HD, Display technology: LCD, Response time: 8 ms, Native aspect ratio: 16:9, Viewing angle, horizontal: 178°, Viewing angle, vertical: 178°. Built-in USB hub, USB hub version: 2.0 / 3.2 Gen 1 (3.1 Gen 1). VESA mounting, Height adjustment. Product colour: Black |
