| Functions | Print |
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| Print speed | 25 sec/page on A1, 90 A1 prints per hour |
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| Ink drop | 6 pl (C, M, Y); 12.6 pl (mK) |
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| Print head nozzles | 1376 per color; 5504 in total |
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| Print cartridge/bottle volume | 500 ml per bottle |
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| Ink types | Dye-based (C, M, Y); pigment-based (mK) |
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| Print Cartridges/Bottle, Number | 4 (C, M, Y, mK) bottles |
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| Print heads | 1 (C, M, Y, mK) |
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| Print Cartridge/Bottle, Color(s) | Cyan, magenta, yellow, matte black |
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| Print quality color (best) | Up to 2400 x 1200 optimized dpi |
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| Maximum optical density (black) | 24 L* min/1.4 D |
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| Finished output handling | Sheet feed, roll feed, input tray (50 sheet capacity), media bin, automatic horizontal cutter |
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| Media sizes standard (metric rolls) | 369 to 914 mm |
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| Roll external diameter | 100 mm |
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| Roll maximum input | 1 |
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| Roll maximum weight | 6.2 kg |
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| Recommended media | HP Universal Bond Paper (FSC® certified) (recyclable);HP Coated Paper (FSC® certified) (recyclable);HP Heavyweight Coated Paper (FSC® certified) (recyclable) |
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| Media thickness | Up to 11.8 mil |
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| Media thickness maximum (metric) | Up to 0.3 mm |
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| Media width, maximum | 914 mm |
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| Supported Primary Applications | Line drawings; Maps; Posters; Presentations; Renderings |
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| Non-printable area (cut-sheet) | 5 x 5 x 5 x 5 mm |
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| Non-printable area (roll media) | 5 x 5 x 5 x 5 mm |
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| Media sizes, custom | Input tray: 210 x 279 to 305 x 457 mm; Manual feed: 210 x 279 to 914 x 1676 mm |
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| Media sizes supported | Input tray: A4, A3; Manual feed: A4, A3, A2, A1, A0 |
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| Media types | Bond and coated paper (bond, coated, heavyweight coated, plain, bright white, blueprint), technical paper (natural tracing), film (clear, matte), photographic paper (ID satin, ID gloss), self-adhesive (adhesive matte/gloss, adhesive polypropylene gloss), Polypropylene (matte) |
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| Media weight, recommended | 60 to 280 g/m² (roll/manual feed); 60 to 220 g/m² (input tray) |
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| Model size | 914 mm |
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| Internal Storage | None |
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| Line accuracy | ±0.1% |
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| Printer drivers included | Raster driver for macOS and Windows, HP Click Driver for Windows 11, HP-GL/2 driver for Windows |
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| Print languages | TIFF, JPEG, URF, HP-GL/2, HP-RTL, CALS G4 |
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| Print technology | HP Thermal Inkjet |
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| Theoretical minimum line width | 0.02 mm (via raster driver) |
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| Printing path | Wi-Fi Direct, remote printing, HP Click App, HP Click Driver for Windows 11, Apple AirPrint and HP app for Android and iOS devices, Windows and macOS printer drivers, printing support for Chrome OS |
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| Connectivity, standard | Gigabit Ethernet (1000Base-T), Wi-Fi 802.11b/g/n |
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| HP ePrint capability | Yes |
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| Network ready | Standard |
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| Security features | HP Wolf Pro Security, HP Secure Boot, Allowlisting, Security event logging, Disable network ports and protocols, SNMPv3, 802.1x compatibility, TLS/SSL, HP Web JetAdmin, HP Security Manager, SIEM Integration |
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| Remote print enabled | Yes |
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| Print multi-size files in one click | Yes |
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| Dimensions (W x D x H) | 1477 x 701 x 967 mm |
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| Package dimensions (W x D x H) | 1610 x 570 x 650 mm |
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| Weight | 51 kg |
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| Package weight | 76 kg |
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| Memory | 1 GB |
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| Acoustic power emissions (active, printing) | 5.8 B(A) (operating), <3.4 B(A) (idle) |
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| Acoustic pressure emissions | 42 dB(A) (operating), <16 dB(A) (idle) |
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| Operating humidity range | 20 to 80% RH |
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| Non-Operating Humidity Range | 0 to 95% RH |
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| Operating temperature range | 5 to 40°C |
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| Operating temperature range | 41 to 104°F |
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| Storage temperature range | -25 to 55°C |
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| Storage temperature range | -13 to 131°F |
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| Operating altitude | Up to 3000 m |
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| Post consumer recycled plastic in hardware by weight of plastic | 43% |
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| Power consumption | 35 W (printing), <5.5 W (ready), <2.5 W (sleep), <0.2 W (off). Auto-scheduled printer on/off usage. |
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| Power | Input voltage (auto ranging): 100-240 V (±10%), 50/60 Hz (±3 Hz), 1.2 A max |
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| Software included | HP Click App, HP Click Driver for Windows 11, HP app for Windows, macOS, Android, and iOS |
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| 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) |
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| Energy star certified | Yes |
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| Environmental certification | ENERGY STAR, EPEAT, UL ECOLOGO® certified inks, CE marking (including WEEE, RoHS, REACH, ErP). In compliance with applicable WW RoHS materials restriction requirements. |
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| Safety | USA and Canada (CSA certified); EU (RED Directive, EN 62368-1 compliant); Singapore (PSB); China (CCC); Mexico (NYCE); Argentina (IRAM); India (BIS) |
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| Manufacturer Warranty | Two-year limited hardware warranty. Warranty and support options vary by product, country and local legal requirements. |
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| What's in the box | HP DesignJet Smart Tank T858 Printer, printhead, ink bottles, printer stand, spindle, guide, poster, warranty flyer, power cord |
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