HP Smart Tank 790 All-in-One Printer

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Highlights

  • Print speed: Up to 23 ppm
  • Connectivity: Wi-Fi, USB, Ethernet
  • ADF capacity: 35 sheets
  • Duplex printing: Automatic
  • Memory: 256 MB RAM

Description

The HP Smart Tank 790 All-in-One Printer is a premium, high-efficiency ink tank printer designed for home offices and small businesses that demand high-volume, cost-effective, and reliable printing. With its sleek design, intuitive Magic Touch Panel, and robust wireless connectivity, this printer delivers exceptional performance across printing, scanning, copying, and faxing tasks.

Design & Build
Crafted with a modern aesthetic, the HP Smart Tank 790 features a compact footprint that fits seamlessly into any workspace. The integrated Magic Touch Panel offers a clean, button-free interface that lights up only when needed, enhancing both usability and visual appeal. The smart-guided lighting system helps users easily manage ink levels and paper handling.

Performance & Speed
This printer is engineered for productivity. It delivers print speeds of up to 23 pages per minute (ppm) in black and 22 ppm in color, making it one of the fastest in its class. The automatic two-sided printing (duplex) feature reduces paper usage, while the 35-sheet automatic document feeder (ADF) streamlines multi-page scanning and copying tasks.

Ink Efficiency & Quality
The HP Smart Tank 790 comes with up to 12,000 black or 8,000 color pages worth of Original HP Ink in the box, ensuring long-lasting performance and minimal refills. The ink tank system is spill-free and easy to refill, and the pigment-based black ink ensures sharp text, while dye-based color inks produce vibrant graphics and photos.

Connectivity & Mobile Printing
Stay connected with dual-band Wi-FiWi-Fi DirectBluetooth Low EnergyUSB, and Ethernet options. The printer supports Apple AirPrintMopria, and the HP Smart App, allowing users to print and scan from virtually anywhere using their smartphones or tablets.

Smart Features & Usability
The HP Smart App offers a suite of productivity tools, including customizable shortcuts, remote printing, and cloud integration. The printer also features self-healing Wi-Fi, which automatically detects and resolves connectivity issues, ensuring uninterrupted performance.

Eco-Friendly & Sustainable
Built with 25% post-consumer recycled plastic, the HP Smart Tank 790 is ENERGY STAR® certified and supports HP Planet Partners for easy recycling of ink bottles. It’s a smart choice for environmentally conscious users.

Ideal Use Cases
Whether you’re printing invoices, marketing materials, school projects, or family photos, the HP Smart Tank 790 delivers consistent, high-quality results. It’s perfect for users who need a reliable, high-volume printer with low running costs and modern connectivity.

Technical Specifications

  • Model Number: 4WF66A
  • Print Technology: HP Thermal Inkjet
  • Functions: Print, Copy, Scan, Fax
  • Print Speed (Black): Up to 23 ppm
  • Print Speed (Color): Up to 22 ppm
  • Print Resolution: Up to 1200 x 1200 rendered dpi
  • Duplex Printing: Automatic
  • ADF Capacity: 35 sheets
  • Memory: 256 MB
  • Connectivity: USB 2.0, Wi-Fi, Ethernet, Bluetooth LE
  • Mobile Printing: Apple AirPrint, Mopria, HP Smart App
  • Input Tray Capacity: Up to 250 sheets
  • Output Tray Capacity: Up to 100 sheets
  • Monthly Duty Cycle: Up to 5,000 pages
  • Recommended Monthly Volume: 400 to 800 pages
  • Display: Magic Touch Panel with smart-guided lighting
  • Ink Types: Pigment-based (Black), Dye-based (Color)
  • Included Ink: GT53 Black, GT52 Cyan, Magenta, Yellow
  • Operating Temperature: 15 to 30°C
  • Dimensions: 434.66 x 361.53 x 157.26 mm
  • Weight: Approx. 7.7 kg

Additional information

brand

hp

Color or Black

Color

Connectivity

Airprint, Bluetooth, USB, Wireless

FUNCTIONALITY

Multifunction

Paper Size

A4

Technology

Inkjet

Functions

Copy, Print, Scan

Technical Specifications

Print speed, black
Up to 23 ppm (A4, Draft)
Color output
Color
Print speed, color
Up to 22 ppm (A4, Draft)
Product type
Ink Tank Printer
Family brand
Smart tank
Perfect For
Home
Functions
Print scan copy and fax
Envelope input capacity
Up to 30 envelopes
Output capacity
Up to 100 sheets
Maximum output capacity (sheets)
Up to 100 sheets
Paper handling input, standard
250-sheet input tray
Input capacity
Up to 250 sheets
Paper handling output, standard
100-sheet output tray
Standard output capacity (envelopes)
Up to 30 envelopes
Maximum input capacity (sheets)
Up to 250 sheets
Standard output capacity (legal)
Up to 50 sheets
Maximum input capacity (photo paper)
Up to 50 sheets
Standard input capacity (legal)
Up to 250 sheets
Standard input capacity (cards)
Up to 30 cards
Maximum input capacity (labels)
Up to 20 sheets
Maximum output capacity (photo paper)
Up to 30 sheets
Maximum output capacity (cards)
Up to 30 cards
Standard output capacity (cards)
Up to 30 cards
Standard output capacity (labels)
Up to 20 sheets
Maximum output capacity (labels)
Up to 20 sheets
Maximum output capacity (envelopes)
Up to 30 envelopes
Display HP
3 inch (76.2 mm) Touchscreen MGD (Mono Graphics Display)
Scan speed (normal, letter)
Up to 8 ipm (200 ppi, mono); Up to 3.5 ipm 200 ppi, color)
Scan speed (normal, A4)
Up to 3.5 ipm (color); Up to 8 ipm (mono)
Technology
Ink
Ink types
Pigment-based (black); Dye-based (color)
Print heads
2 (1 each black, tri-color)
Color(s) of printing supplies
Black; Cyan; Magenta; Yellow
Print head nozzles
704 (Black), 588 (Tri-color)
Replacement cartridges
HP 32 90-ml Black bottle (~4000 pages), HP 32XL 135-ml Black bottle (~6000 pages), HP 31 70-ml Cyan bottle (~8000 pages), HP 31 70-ml Magenta bottle (~8000 pages), HP 31 70-ml Yellow bottle (~8000 pages); For more information about fill and yield see www.hp.com/go/learnaboutsupplies
Print colors maximum
4
Power
Input voltage: 100 to 240 VAC (+/- 10%), 50/60 Hz (+/- 3 Hz)
Power Consumption
0.1 watts (off);1.10 watts (sleep)
Power supply type
Internal
Multitasking supported
No
Duty cycle (monthly, letter)
Up to 6,000 pages
Envelope feeder
No
Recommended monthly page volume note
HP recommends that the number of pages per month of imaged output be within the stated range for optimum device performance, based on factors including supplies replacement intervals and device life over an extended warranty period.
Functions
Print, Copy, Scan, Fax, ADF and Wireless
Print languages
HP PCL 3 GUI
Paper trays, maximum
1
Duty cycle (monthly, A4)
Up to 6,000 pages
Paper trays, standard
1
Recommended monthly page volume
400 to 1200
Print technology
HP Thermal Inkjet
Duplex printing
Automatic
Automatic paper sensor
Yes
Memory card compatibility
No
Print colours
Yes
Top key features
35-sheet ADF; Scan to PDF; Two-sided printing
Target user and print volume
For teams up to 3 users; Prints up to 1200 pages/month
Borderless printing
Yes (up to 8.5 x 11 in, 210 x 297 mm)
Printer drivers included
HP PCL 3 GUI
Vertical alignment accuracy
+/- 0.02 mm
Scan size (ADF), maximum
216 x 356 mm
Scan file format
JPG, TIFF, PDF, BMP, PNG
Color scanning
Yes
Auto document feeder capacity
Standard, 35 sheets
Scanner type
Flatbed and ADF
Scan size, maximum
216 x 297 mm
Levels of grayscale
256
Scan input modes
Front Panel Scan; Copy; Fax; HP Software; EWS
Bit Depth
24-bit
Twain version
Version 2.1
Scan technology
Contact Image Sensor (CIS)
Image scaling or enlargement range
25-400%.
Scanning options (ADF)
Single-sided
Scan size, maximum
8.5 x 11.69 in
Scan size (ADF), maximum
8.5 x 14 in
ENERGY STAR® certified
No
Electromagnetic Emission Standard
CISPR 32:2015/EN 55032:2015+A11:2020 Class B; CISPR24:2010+A1:2015/EN 55024:2010+A1:2015; EN55035:2017+A11:2020/CISPR35:2016; EN 61000-3-2:2019; EN 61000-3-3:2013+A1:2019; FCC CFR 47 Part 15 Subpart B; ICES-003 Issue 7:2020; EN 301 489-1 V2.2.3; EN 301 489-17 V3.2.2
Telecom compliance (fax capability)
EN 300 328 V2.2.2; EN 301 893 V2.1.1; EN 300 440 V2.1.1
Environmental
25% post-consumer recycled plastic; Recyclable through HP Planet Partners
Blue Angel compliant
Yes, Blue Angel DE-UZ 219—only ensured when using Original HP supplies
Exifprint supported
No
Non-Operating Humidity Range
5 to 90% RH (non-condensing)
Operating humidity range
15 to 80% RH (non-condensing)
Storage temperature range
-40 to 60°C
Operating temperature range
5 to 40°C
Acoustic pressure emissions
59.4 dB(A) (printing at 10ppm)
Acoustic power emissions
6.5 B(A) (printing at 10ppm)
Recommended operating temperature range
15 to 30°C
Warranty
With services, software, solutions and support from HP Total Care, you can use, protect and enjoy your HP technology; one-year technical support; one-year or 50,000 pages limited hardware warranty, whichever is earlier from the date of purchase; user replaceable parts have separate warranty periods; access to 24/7 world-class support services through http://www.hp.com/support ; to improve your product experience, please take the time to register at http://www.register.hp.com
Dimensions without stand (W x D x H)
42.75 x 36.40 x 24.03 cm
Package dimensions (W x D x H)
484 x 284 x 410 mm
Maximum dimensions (W x D x H)
453.55 x 440.73 x 249.63 mm
Minimum dimensions (W x D x H)
16.83 x 14.33 x 9.46 in
Package dimensions (W x D x H)
19.06 x 11.18 x 16.14 in
Dimensions with trays up (W x D x H)
427.54 x 364.00 x 240.25 mm
Weight
7.70 kg
Package weight
10.70 kg
Package weight
23.54 Ib
Connectivity, standard
Hi-Speed USB 2.0; Wi-Fi; Bluetooth LE; 1 USB Host; LAN
Network capabilities
Yes, via built-in Ethernet; Wi-Fi
Wireless capability
Yes, 2.4/5G dual band Wi-Fi, Wi-Fi Direct, Bluetooth low energy
Mobile printing capability
Apple AirPrint; Mopria Print Service; HP Print Service Plugin (Android printing); HP Smart app; Wi-Fi Direct Printing
Auto redial
Yes
Speed dials, maximum number
Up to 99 numbers
Fax memory
Up to 100 pages
Polling
No
Fax forwarding
Yes
Fax delayed sending
Yes
Faxing
Yes, color
Junk fax barrier
Yes
Remote retrieval
No
Auto fax reduction supported
Yes
PC interface supported
Yes, PC fax send and archive
Telephone handset supported
No
Distinctive ring detection supported
Yes
Fax telephone mode supported
Yes
Fax memory
Up to 100 pages
Modem speed
Internal. Data transfer rate up to 33.6kbps
Faxing options (ADF)
Single-sided
Country of origin
Made in China
Control panel
3 in (76.2 mm) Touchscreen MGD (Mono Graphics Display), touch button (cancel, help, back)
Processor speed
800 MHz
Scan Resolution, Hardware
Up to 1200 x 1200 dpi
Enhanced scanning resolution
Up to 1200 dpi
Scan Resolution, Optical
Up to 1200 dpi
Scan resolution enhanced disclaimer
Up to 1200 dpi
Scan resolution enhanced disclaimer
Up to 1200 ppi
Memory
256 MB
Memory, maximum
256 MB
Standard memory note
Not upgradeable
Fax transmission speed
33.6 kbps
Fax note
Based on standard ITU-T test image #1 at standard resolution. More complicated pages or higher resolution will take longer and use more memory.
Fax transmission speed
4 sec per page
Media sizes supported
A4; A5; A6; B5 (JIS); Envelope (DL, C5, C6, Chou #3, Chou #4); Card (Hagaki, Ofuku Hagaki); legal
Standard media sizes (duplex)
A4; B5; Not supported for borderless photo
Media weight, supported
Plain paper: 60 to 105 g/m²; Envelopes: 75 to 90 g/m²; Cards: up to 200 g/m²; Photo paper: up to 250 g/m²
Media types
Plain Paper, HP Photo Papers, HP Matte Brochure or Professional Paper, HP Matte Presentation Paper, HP Glossy Brochure or Professional Paper, Other Photo Inkjet Papers, Other Matte Inkjet Papers, Other Glossy Inkjet Papers, Light/Recycled
Media sizes, custom
88.9 x 127 mm to 215.9 x 355.6 mm
Media weight, recommended
60 to 105 g/m²
Media sizes supported, key
Envelopes; Legal; Letter; 4 x 6 in
Media sizes supported, key
10 x 15 cm; A4; Envelopes
Media weight, supported
Plain paper: 16 to 28 lb; Envelopes: 20 to 24 lb; Cards: up to 110 lb; Photo paper: up to 66 lb
Standard media sizes (duplex, imperial)
Letter; Executive; Not supported for borderless photo
Media sizes supported
Letter; Legal; Government Legal; Executive; Statement; 4 x 6 in; 5 x 7 in; 8 x 10 in; L; Photo 2L; Envelope (#10, Monarch, 5.5 bar); Card (4 x 6 in, 5 x 8 in)
Media sizes, custom
3.5 x 5 in to 8.5 x 14 in
Media weight, recommended
16 to 28 lb
Minimum System Requirements for Macintosh
macOS v10.14 Mojave, macOS v10.15 Catalina, macOS v11 Big Sur; 2 GB HD; Internet required
Minimum System Requirements
Windows 10, 7: 32-bit or 64-bit, 2 GB available hard disk space, Internet connection, Internet Explorer.
Fax resolution
Up to 300 x 300 dpi
Resolution (black and white, standard mode)
203 x 98 dpi
Fax resolution black
203 x 196 dpi
Fax resolution color (standard)
200 x 200 dpi
Fax resolution color (fine)
200 x 200 dpi
Mac compatible
Yes
Software included
HP Printer Software, available online
Compatible Operating Systems
Windows 10, 7; macOS v10.14 Mojave, macOS v10.15 Catalina, macOS v11 Big Sur;
Operating system (supported note)
Windows 10, 7: 32-bit or 64-bit, macOS v10.14 Mojave, macOS v10.15 Catalina, macOS v11 Big Sur; 2 GB available hard disk space; Internet connection; Internet Explorer
Print quality black (best)
Up to 1200 x 1200 rendered dpi
Print quality color (best)
Up to 4800 x 1200 optimized dpi color when printing from a computer and 1200 input dpi
Typical electricity consumption (TEC) number
0.20 kWh/Week
Number of users
1-3 Users
Maximum print area
215.9 x 355.6 mm
Right margin (A4)
3.3 mm
Top margin (A4)
3.3 mm
Bottom margin (A4)
3.3 mm
Left margin (A4)
3.3 mm
File formats, supported
PDF; BMP; PNG; TIF; JPG
Send to email capability
Yes
Printer smart software features
Duplex Printing
Fax smart software features
Yes
Copies, maximum
Up to 99 copies
Copy reduce / enlarge settings
25 to 400%
Copier settings
Number of Copies, Access copier settings of Resize, Quality, Lighter/Darker, Papersize, Papertype settings via HP Smart
Colour copy capability
Yes
Accessories
None
Copy speed colour (draft, A4)
Up to 22 cpm
Copy speed color (ISO)
Up to 6 cpm
Copy speed black (ISO)
Up to 13 cpm
Fax phone TAM interface supported
No
Fax phone features
Yes
Sub-brand name
Smart Tank
Output file format
BMP; JPEG; PDF; TIF
PictBridge supported
No
PictBridge description
No
Print speed colour (draft, A4)
Up to 22 ppm
Print speed color (ISO)
Up to 9 ppm
Print speed black (ISO)
Up to 15 ppm
Print speed black (draft, A4)
Up to 23 ppm