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HP · Wide-Format Plotter

HP DesignJet T870

24" color graphics & photo printer

Authorized HP dealerGenuine hardware & ink
2-year warranty includedExtendable to 5 years
Free shippingContinental U.S.
Plotter specialistsAEC experts, not just sellers

Analyst take

  • A 24-inch single-roll, print-only plotter sized for small-office corners at 43.3 inches wide.
  • Four inks (HP 712 or HP 738) and one HP 713 printhead keep the consumable setup and operator workload simple.
  • HP rates it at 120 A1 prints per hour in normal quality — a burst figure, not sustained set throughput.

Read the full expert analysis ↓

HP DesignJet T870 24-in Printer shown from the side with a colorful print of an apple rolling out of the output tray

Not sure if the T870 is right for you?

Compare key specs and an AI analyst read-out against similar models.

Compare printers →
  • Wide-format reach Prints up to 24" wide on rolls and sheets.
  • Fine detail 2400 x 1200 DPI maximum resolution for crisp line work.
  • Productivity Rated at 21 sec/page on A1/D, 120 A1/D prints/hour.
  • Ink platform Cyan, Matte black, Magenta, Yellow.
  • Connectivity Wi-Fi + Ethernet for shared team printing.
  • Verified specs 8 specs checked against the manufacturer datasheet.

Overview

A 24-inch color plotter built for tidy, self-serve plan output

The HP DesignJet T870 is a current 24-inch, four-color thermal inkjet plotter aimed at the small studio or project team that needs clean drawings without a print operator standing by. It handles rolls up to 24 inches, cut sheets, and an auto sheet feeder for smaller pages, with a maximum single-sheet size of A1. HP rates it at 120 A1 prints per hour in normal quality — a peak figure, not a sustained one; real throughput depends on file processing, ink laydown and roll changes.

HP DesignJet T870 24-in Printer in a bright architecture studio, printing a large floor plan (staged scene from manufacturer product photography)
Takes rolls up to 24″ wide

Where color matters, the four-ink set (cyan, magenta, yellow and matte black) at up to 2400 x 1200 dpi renders coordination drawings and site maps with legible line separation. The last five percent of a saturated fill won’t rival a photo machine, but for hatched MEP layers and GIS color-coding it holds up on the bond and coated stocks this class is built for.

  • Small architecture or MEP studios producing bid and permit sets in-house
  • Survey and civil teams needing occasional A1 color output
  • GC field offices wanting Wi-Fi and mobile submission
  • Firms replacing an aging 24-inch aqueous plotter
HP DesignJet T870 24-in Printer in an engineering office with a technical drawing at its print slot (staged scene from manufacturer product photography)
Peaks at 808 ft²/hour

It is not the tool if you need scan-and-copy — look to the T830 24-in or T850 36-in MFPs — or true 36-inch sheets, where the T920 36-in fits better.

  • 24″Max print width
  • 808 ft²/hRated speed (burst)
  • 4Ink channels
  • 2,400 dpiMax resolution
  • 24 moIncluded warranty
66 Spec Analysis
overall

Where it performs best

Connections 100
Size / Fit 95
Print Quality 82

Class best is 81. How we grade →

At a glance

Print width
24 in (61 cm) maximum roll
Maximum sheet size
A1, 23 x 33 in (594 x 841 mm)
Ink set
4 colors — cyan, magenta, yellow, matte black
Resolution
Up to 2400 x 1200 dpi
Rated speed
120 A1 prints/hour, normal quality (HP-rated peak)
Connectivity
Wi-Fi, Gigabit Ethernet, USB
Scan/copy
No — print only
Consumables
HP 712 and HP 738 inks; HP 739 printhead

Ideal for: small AEC studios and field offices that need in-house 24-inch color plans without an operator. Not the tool for: teams needing wide-format scanning/copying or 36-inch sheet output.

Expert analysis

What you should know

Key takeaways

  • A 24-inch single-roll, print-only plotter sized for small-office corners at 43.3 inches wide.
  • Four inks (HP 712 or HP 738) and one HP 713 printhead keep the consumable setup and operator workload simple.
  • HP rates it at 120 A1 prints per hour in normal quality — a burst figure, not sustained set throughput.
  • 2400 x 1200 DPI holds fine lines and small keynote text cleanly on ordinary bond.
  • No scanner or copier; the HP DesignJet T830 24-in in the same family adds those functions.
  • For D- and E-size work, the 36-inch HP T920 or dual-roll HP DesignJet T1600dr 36-in are the step-ups.

Most of what an architecture studio prints is black on white bond — dimension strings, keynotes, hatching that has to stay legible when a permit reviewer squints at a 24-inch sheet. The HP DesignJet T870 is built squarely for that world: a 24-inch, four-ink thermal inkjet plotter that lives comfortably in a small studio corner rather than a dedicated print room.

The color it does render is honest four-color CMYK — cyan, magenta, yellow and matte black — which is enough for a coordination set or a marketing board, though a photographer would notice where it stops. But most AEC buyers aren’t buying this for photographs; they’re buying a reliable line printer that happens to do respectable color.

24" (61 cm)Max roll widthsingle roll
120 pphPrint speed (A1, normal)HP-rated
2400 x 1200 DPIResolution
43.3" (1100 mm)Footprint (W×D)depth 27.2" (690 mm)

What it is, plainly

This is a single-roll 24-inch machine that tops out at A1 (23″ x 33″) from the roll and takes cut sheets through an auto sheet feeder up to 12″ x 18″, plus manual feed up to 24″ x 66″ for the occasional long panel. Four HP 712 (or HP 738) ink cartridges feed a single HP 713 printhead — a simple, low-parts-count consumable setup that keeps operator workload light.

HP rates it at 120 A1 prints per hour in normal quality. Treat that as a burst figure: real productive throughput on a mixed permit set — with processing, roll behavior and sheet handling — always trails the headline number. For a firm producing a dozen sets a week, it’s more than adequate.

HP DesignJet T870 24-in Printer73Class median82Class best — Epson SureColor T3770E97
Where the T870's rated A1 throughput sits against other 24-inch machines in its class — read it as burst capacity, not sustained set production. See the full class ranking →
HP DesignJet T870 24-in Printer shown from the side with a colorful print of an apple rolling out of the output tray
The T870 on its integrated stand — a genuine small-office footprint at 43.3 inches wide.

Line quality and the workflow around it

At 2400 x 1200 DPI, fine-line work and small keynote text hold up cleanly on ordinary bond — the reproduction most AEC drawings actually demand. The four-ink set renders color-coded MEP overlays and coordination hatching with clear separation; where it shows its limits is the last few percent of a saturated red on a rendering, the kind of deep, glowing tone a six- or eight-ink photo machine holds and this one flattens slightly. For plan sets, that trade-off rarely matters.

Submission is straightforward. It speaks PDF, HP-GL/2, TIFF, JPEG and CALS G4 natively, ships with the HP Click app for Windows and Mac, and connects over Gigabit Ethernet, Wi-Fi or USB. The built-in display and 1 GB of memory handle everyday Bluebeam and AutoCAD output without much fuss.

Estimate how long your typical set takes on the T870's rated A1 speed — adjust the sheet count to match your bid or permit sets.

One set: · Weekly plotting time:

Computed from the manufacturer's rated 808 ft²/h (a per-page burst rating). Real-world mixed sets run slower — treat this as a best case for comparing machines, not a promise.

Where it fits — and where it doesn't

The T870 is a natural fit for a small-to-midsize architecture or engineering studio that prints in-house, works mostly at 24-inch and D-size, and wants a scanner-free plotter it can tuck beside a desk.

  • Solo and small-studio AEC practices producing their own bid and permit sets.
  • Firms whose sheets are predominantly 24-inch or narrower.
  • Offices that want print-only simplicity, not a multifunction device.
  • Teams needing basic color for coordination drawings and boards.

If you routinely plot D- and E-size sheets, step up to the 36-inch HP T920 36-in or, for higher continuity, the dual-roll HP DesignJet T1600dr 36-in. If you need integrated scan-and-copy for as-builts and redlines, the HP DesignJet T830 24-in MFP in the same family is the better tool. Cross-shopping? The Canon GP-2000 24-in is the obvious same-class rival worth a look, and you can see the full 24-inch class ranking.

The read

The HP DesignJet T870 is an honest small-office plotter: quiet, compact, low-maintenance, with line quality and four-ink color that serve everyday AEC document production well. Its ceiling is real — 24-inch, single-roll, print-only, and color that stops short of photographic depth — but those are boundaries, not flaws, for the studio it’s designed for. Buy it if your work lives at 24-inch and you value simplicity over reach; look wider or to an MFP in the same family if you don’t. As always, confirm local HP dealer service and consumable availability before you sign, because that, more than any spec, shapes the ownership experience.

Spec analysis

How the specs grade

Overall performance

66/ 100Solid

within color graphics & photo printers · 8 compared

Class best 81Epson SureColor T3770DR

100% spec coverage

Mediaprint_qualityInk $ColorSpeedConnectWorkflowSizeWarranty
  • This printer
  • Epson SureColor T3770DR

How it scores

Graded on a curve against the best published spec among the wide-format printers we track — 100 = the catalog’s gold standard for that metric (the finest droplet, the longest warranty, the fastest rated speed actually on the market). Every input is a manufacturer-published spec; rated speeds are shown as listed, not timed throughput. Ticks mark the class best. How we grade →

Verified specifications

The specs that decide it

Maximum print size24 in (610 mm)/A1/D
Print speed21 sec/page on A1/D, 120 A1/D prints/hourmanufacturer-verified
Maximum resolutionUp to 2400 x 1200 optimized dpi
Internal memory1 GB
Ink cartridge capacity130 and 300 ml Original HP Ink cartridgesmanufacturer-verified
Ethernet LANGigabit Ethernet (1000Base-T)
Wi-Fi802.11b/g/n
Maximum roll width / diameter24" (61 cm) width; 5.12" (13 cm) max roll diameter
Print cartridges4 (Cyan, Matte black, Magenta, Yellow)
CertificationEPEAT Gold with Climate +; Energy Star; UL Ecologo

manufacturer-verified = checked against the manufacturer’s official datasheet, not aggregator data. Everything else is standards-body / catalog data we consider reliable.

Specifications

Full technical detail

Print technologyThermal inkjet
Max resolution2400 x 1200 DPI
Max print width24"
ColorColor
ConnectivityEthernet (Gigabit LAN), USB, Wi-Fi
Use caseCAD / Technical
Printing
ColorYes
Printing colorsCyan, Matte black, Magenta, Yellow
Print technologyThermal inkjet
Resolution color2400 x 1200 DPI
Maximum resolution2400 x 1200 DPI
Number of print cartridges4
Page description languagesPDF, HP-GL/2, TIFF, JPEG, HP-RTL, CALS G4, URF
Print speed (normal quality, A1)120 pph
Performance
HP segmentBusiness
CertificationCompliant with Class B requirements, including: USA (FCC rules), Canada (ICES), EU (RED Directive), Australia (ACMA), New Zealand (RSM), China (CCC), Japan (VCCI); Korea (KCC)
Product colorBlack
Internal memory1024 MB
Built-in displayYes
Country of originChina, Thailand
Paper handling
Cut sheetsYes
Custom media sizesAuto sheet feeder: 210 x 279 to 305 x 457 mm; Manual feed: 210 x 279 to 609 x 1676 mm
Maximum print sizeA1 (594 x 841 mm)
Maximum roll width24" (61 cm)
Maximum roll diameter5.12" (13 cm)
Paper tray media typesCoated paper, Plain paper, Bond paper, Photo paper, Matte paper, Banner, Heavy paper, Satin paper
Print margin cut-sheet5 mm
ISO A-series sizes (A0…A9)A1, A2, A3, A4
Ports & interfaces
Wi-FiYes
USB portYes
Ethernet LANYes
Technical details
Box contentsHP DesignJet T870 Printer, printhead, introductory ink cartridges, printer stand, spindle, guide, warranty flyer, power cord
Weight & dimensions
Depth27.2" (690 mm)
Width43.3" (1100 mm)
Height36.8" (935 mm)
Weight84.9 lbs (38.5 kg)
Power
AC input voltage100 – 240 V
AC input frequency50/60 Hz
Power consumption (off)0.2 W
Power consumption (sleep)2.5 W
Power consumption (typical)35 W
Operational conditions
Operating altitude0 – 118110.2" (0 – 3000 m)
Storage temperature (T-T)-25 – 55 °C
Operating temperature (T-T)5 – 40 °C
Operating relative humidity (H-H)20 – 70%
Other features
UNSPSC-code43212110
Electromagnetic compatibilityCompliant with Class B requirements, including: USA (FCC rules), Canada (ICES), EU (RED Directive), Australia (ACMA), New Zealand (RSM), China (CCC), Japan (VCCI); Korea (KCC)
Copying
CopyingNo
Scanning
ScanningNo
Packaging data
Package depth22.4" (570 mm)
Package width51.6" (1310 mm)
Package height25.2" (640 mm)
Package weight106.9 lbs (48.5 kg)
Bundled softwareHP Click Driver for Windows 11, HP Click App for Windows and Mac, HP App for Windows, Mac, Android and iOS, PartnerLink
Sustainability
Sustainability complianceYes
Sustainability certificatesENERGY STAR
Carbon footprint
Total carbon footprint (kg of CO2e)1120
Carbon emissions, logistics (kg of CO2e)51
Carbon emissions, end-of-life (kg of CO2e)126
Carbon emissions, manufacturing (kg of CO2e)745
Total carbon emissions, w/o use phase (kg of CO2e)199
Brand-specific features
HP GTIN (EAN/UPC)199251089299. 199251089305. 199251089312. 199251089329. 199251089336. 199251089343. 199251089350. 199251089367. 199251128356
HP GTIN (EAN/UPC) with options(AB1) 199251089299; (ABG) 199251089305; (AC4) 199251089312; (ACJ) 199251089329; (AKV) 199251089336; (B19) 199251089343; (B1K) 199251089350; (BCD) 199251089367; (EMU) 199251128356

Everything that fits the HP DesignJet T870

The full supplies hub lists every cartridge, printhead, roll and accessory verified against the manufacturer's own documentation for this machine.

8 ink cartridges · 12 paper & media items · 3 accessories · 4 coverage plans

HP DesignJet T870 ink and paper →

Supplies

Compatible ink, printheads & media

Genuine consumables that fit the HP DesignJet T870 24-in Printer — only the cartridges, printheads and media compatible with this model.

Questions

Straight answers

What's the largest sheet the T870 can print?

From the roll it reaches A1 (23″ x 33″), on a 24-inch maximum roll width. Manual feed accepts cut sheets up to 24″ x 66″ for occasional long panels.

Does it scan or copy?

No. The T870 is print-only. If you need integrated scanning and copying for redlines or as-builts, look at the HP DesignJet T830 24-in in the same family.

Which inks and printhead does it use?

It uses four HP 712 (or HP 738) cartridges — cyan, magenta, yellow and matte black — feeding a single HP 713 printhead.

Is the color good enough for renderings and presentation boards?

Its four-ink CMYK renders coordination drawings and boards with clear separation, but it flattens the deepest saturated tones a photo-class printer would hold. For plan sets and everyday color it’s more than adequate; for photographic work it isn’t the right tool.

How does it connect and what files can it read?

Gigabit Ethernet, Wi-Fi and USB, with native support for PDF, HP-GL/2, TIFF, JPEG, HP-RTL and CALS G4. It ships with the HP Click app for Windows and Mac.

Is it suitable for a small office footprint?

Yes. It’s 43.3 inches wide by 27.2 inches deep, ships on an integrated stand, weighs about 85 pounds, and draws roughly 35 W typical with an ENERGY STAR certification — quiet enough to sit beside a workstation.

Resources

Brochures, datasheets & video

Video

HP DesignJet T870 Printer_Product Overview Video_Below the fold_

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HP DesignJet T870
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