HP ENVY 7640 Cartridges

HP ENVY 7640 ink cartridges — frequently asked questions

What ink cartridges does the HP ENVY 7640 use?

The HP ENVY 7640 accepts the HP ink cartridges listed below. Each cartridge in our list is verified compatible with the ENVY 7640, including both genuine HP cartridges and lower-cost compatible alternatives.

Are compatible cartridges safe to use in the HP ENVY 7640?

Yes. Our compatible cartridges are manufactured to match the original HP specifications and undergo print-quality testing. They will not void your printer warranty under New Zealand consumer law (Consumer Guarantees Act). If you experience any issue, we offer a full money-back guarantee.

How fast can I get cartridges for my ENVY 7640 delivered?

Auckland orders placed before 2pm on a business day are dispatched the same day. Most North Island addresses receive their order the next business day; South Island typically 1–2 business days. Free delivery is available on qualifying orders over $30.

What's the difference between genuine and compatible HP ink?

Genuine HP cartridges are manufactured by HP and carry the OEM brand. Compatible cartridges are made by reputable third-party manufacturers to the same specifications, typically at a 30–50% lower price. Both fit and function identically in your HP ENVY 7640; the choice comes down to budget vs. brand preference.