| Colour | Yes |
| Maximum resolution | 2400 x 1200 DPI |
| Print resolution colour | 2400 x 1200 DPI |
| Number of print cartridges | 4 |
| Page description languages | PDF, HP-GL/2, TIFF, JPEG, HP-RTL, CALS G4, URF |
| Printing colours | Cyan, Matte black, Magenta, Yellow |
| Paper tray media types | Coated paper, Plain paper, Bond paper, Photo paper, Matte paper, Banner, Heavy paper, Satin paper |
| ISO A-series sizes (A0...A9) | A0, A1, A2, A3, A4 |
| Custom media sizes | Front-loading input tray: 210 x 279 to 305 x 457 mm; Manual feed: 210 x 279 to 914 x 1676 mm |
| Ethernet LAN | Yes |
| Wi-Fi | Yes |
| Internal memory | 1024 MB |
| Country of origin | China, Thailand |
| Certification | Compliant with Class B requirements, including: USA (FCC rules), Canada (ICES), EU (RED Directive), Australia (ACMA), New Zealand (RSM), China (CCC), Japan (VCCI); Korea (KCC) |
| HP segment | Business |
| HP Dynamic security | Yes |
| Power consumption (off) | 0.2 W |
| Power consumption (sleep) | 2.5 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50/60 Hz |
| Operating temperature (T-T) | 5 - 40 °C |
| Operating relative humidity (H-H) | 20 - 80% |
| Storage temperature (T-T) | -25 - 55 °C |
| Operating altitude | 0 - 3000 m |
| Sustainability certificates | ENERGY STAR |
| Sustainability compliance | Yes |
| Width | 1407 mm |
| Depth | 720 mm |
| Height | 967 mm |
| Weight | 56 kg |
| Package width | 1575 mm |
| Package depth | 630 mm |
| Package height | 780 mm |
| Package weight | 84 kg |
| Bundled software | HP Click App, HP Click Driver for Windows 11, HP app for Windows, macOS, Android, and iOS |
| Electromagnetic compatibility | Compliant with Class B requirements, including: USA (FCC rules), Canada (ICES), EU (RED Directive), Australia (ACMA), New Zealand (RSM), China (CCC), Japan (VCCI); Korea (KCC) |
| UNSPSC-code | 43212107 |
| Box contents | HP DesignJet XT950 Printer, printhead, introductory ink cartridges, printer stand, spindle, guide, warranty flyer, power cord |