Which is better for a home office that prints mostly documents?

The OfficeJet Pro 8135. It prints mono at up to 20 ppm, holds 225 sheets, and has a 35-sheet ADF for scanning and copying.

Which is cheaper to run?

The Smart Tank 6001. Bottle refills and the included ink give it a much lower cost per page, especially for color.

Is the Smart Tank worth the extra $15?

Yes if you print a lot of color. The included ink covers thousands of pages, which usually outweighs the small price gap.

Which lasts longer between refills?

The Smart Tank 6001. Its box ink is rated up to 8,000 color or 6,000 black pages; the 8135 uses smaller cartridges.

Can I scan multi-page documents on the Smart Tank?

Only one page at a time. It has a flatbed scanner but no automatic document feeder.

Does the OfficeJet Pro 8135 work with third-party ink?

Only cartridges with a new or reused HP chip. Firmware updates block non-HP chips.

HP Smart Tank 6001 All-in-One Printer vs HP OfficeJet Pro 8135 All-in-One Printer

Buy the OfficeJet Pro 8135 if you print mostly text, need an automatic document feeder, or want the fastest pages. Buy the Smart Tank 6001 if you print a lot of color and want to stop buying cartridges. The 8135 is cheaper up front at $159.89 at Adorama as of November 6, 2026, versus $175.08 at eBay for the Smart Tank. Over a year of heavy printing, the Smart Tank's included ink bottles usually erase that $15 gap.

Today the HP OfficeJet Pro 8135 All-in-One Printer costs $15.19 less at its best price.

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