| key specs |
| Printing Method | Inkjet | Inkjet | Inkjet |
| Printing Output | Color | Color | Color |
| Functions | Print, Copy, Scan | Print, Copy, Scan | Print, Copy, Scan |
| Print Speed | 5.5 ppm | 5.5 ppm | 5.5 ipm |
| Connectivity | Wireless, USB | Wireless, USB | No |
| Printer Type | Multi Function | Multi Function | Multi Function |
| general |
| Brand | HP | HP | HP |
| Model | DeskJet Ink Advantage 2878 Inkjet Multi Function Color Printer | Deskjet 2621 Inkjet Multi Function Color Printer | DeskJet 2331 Inkjet Multi Function Color Printer |
| Release date | September 21, 2023 | September 28, 2017 | July 20, 2020 |
| Printing Method | Inkjet | Inkjet | Inkjet |
| Printer Type | Multi Function | Multi Function | Multi Function |
| Model Name | DeskJet Ink Advantage 2878 | Deskjet 2621 | DeskJet 2331 |
| Printing Output | Color | Color | Color |
| Functions | Print, Copy, Scan | Print, Copy, Scan | Print, Copy, Scan |
| Refill Type | Ink Cartridge | Ink Cartridge | Ink Cartridge |
| Ideal Usage | Home & Small Office | Basic | Home & Small Office |
| Color | White | White | White |
| print |
| Max Print Resolution (Colour) | 4800X1200 dpi | 4800 x 1200 optimised dpi | Up to 4800 x 1200 optimised dpi dpi |
| Max Print Resolution (Mono) | 1200X1200 dpi | 1200 x 1200 rendered dpi | Up to 1200 x 1200 rendered dpi dpi |
| Print Speed Color | 5.5 ppm | 5.5 ppm | 5.5 ipm |
| Print Speed Mono | 7.5 ppm | 7.5 ppm | 7.5 ipm |
| Duplex Print | - | Manual | Manual |
| Cost per Page (Color) | - | 6.6 Paisa | - |
| Cost per Page (Black) | - | 4.8 Paisa | - |
| paper handling |
| Media Types Supported | HP App, Chrome OS, Morpia Print Service, Apple AirPrint | - | - |
| Borderless Printing | No | - | - |
| Media Size Supported | Plain paper, photo paper, brochure paper, envelopesand other specialty inkjet papers | A4, B5, A6, DL envelope | - |
| Auto Document Feeder | - | - | No |
| Output Tray Capacity | - | - | 25 Sheets |
| connectivity |
| Wireless Support | Yes | Yes | No |
| USB Support | USB 2.0 | USB 2.0 | - |
| dimensions and weight |
| Height | 14.9 cm | 30 cm | 14.9 cm |
| Width | 42.5 cm | 10 cm | 42.5 cm |
| Weight | 3.42 kg | - | 3.4 kg |
| Depth | 30.4 cm | 25 cm | 30.4 cm |
| compatible inks or toners |
| Compatible Colour Cartridge | HP 682 Tri-color Original Ink AdvantageCartridge | - | HP 805 Tri-color Original Ink Cartridge |
| Compatible Black Cartridge | HP 682 Black Original Ink AdvantageCartridge | HP 803 Tri-Color & Black Original Ink Cartridges | HP 805 Small Black Cartridge |
| power and operating requirements |
| Power Consumption (Active) | 2.8 w | - | - |
| scan |
| Optical Scanning Resolution | - | - | Up to 1200 dpi dpi |
| fax |
| Resolution | - | - | Up to 1200 x 1200 rendered dpi dpi |