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Quick answer: Both are HP home inkjet all-in-ones with a document feeder. The Envy 6555e adds automatic two-sided printing and a touchscreen, while the DeskJet 4155e is the simpler, cheaper-tier model.
This comparison is built from the product listings and manufacturer information on Amazon, not our own testing. Confirm details on the product pages before you buy.
Last updated: October 30, 2026.
At a Glance
| Feature | HP Envy 6555e | HP DeskJet 4155e |
|---|---|---|
| Type | Color inkjet all-in-one | Color inkjet all-in-one |
| Print speed (listing) | Up to 10 ppm black / 7 ppm color | Up to 8.5 ppm black / 5.5 ppm color |
| Auto two-sided printing | Yes | Not mentioned in the listing |
| Document feeder | 35-sheet feeder | Auto document feeder |
| Input tray | 100 sheets | Not listed |
| Display | 2.4-inch touchscreen | Not highlighted |
| Wi-Fi | Dual-band | Dual-band with self-reset |
| Ink policy | HP+ and Instant Ink offer | Works only with cartridges with HP chips |
Key Differences
Duplex and speed
The Envy 6555e is listed with automatic two-sided printing and higher rated speeds.
Feeder and display
Both list a feeder. The Envy 6555e listing adds a 2.4-inch touchscreen and a 100-sheet tray.
Ink policy
The DeskJet 4155e listing says the printer is intended to work only with cartridges with HP chips and may block others. HP+ requires an HP account and internet connection on both.
Which Should You Choose?
Choose the HP Envy 6555e if
you want duplex printing, a touchscreen and slightly faster rated speeds for family printing.
Choose the HP DeskJet 4155e if
you print rarely and want a low-cost HP with a feeder.
Frequently Asked Questions
Which has lower running costs?
Neither is cheap per page. For regular printing consider an ink tank printer.
Do both block third-party ink?
Check HP’s policy for each. The DeskJet 4155e listing states it blocks cartridges without HP chips.
Do I need HP+?
Setup may push HP+, which needs an HP account and internet. Check what you accept before activating it.
Bottom Line
Choose the Envy 6555e for duplex and features, and the DeskJet 4155e for the lowest entry price. See best HP DeskJet printers.
