GI-21BK black · standard
GI-21BK is a Canon black standard cartridge rated at ~6000 pages (0.2¢/page at $13.00).
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Printers that use GI-21BK
Frequently asked questions
Which printers use the GI-21BK?
1 printer in our database use the GI-21BK, including the Canon PIXMA G3270.
Is the GI-21BK a standard or high-yield cartridge?
The GI-21BK is a standard-yield cartridge. Where a range also offers a high-yield XL version, it costs more upfront but prints more pages for a lower cost per page.
How many pages does the GI-21BK print?
The GI-21BK is rated at about 6000 pages. Actual yield varies with how much of each page you print.
What does the GI-21BK cost per page?
At a list price of $13.00 and about 6000 pages, the GI-21BK works out to roughly 0.2 cents per page. A reliable compatible can cost noticeably less.
Are compatible or remanufactured versions of the GI-21BK safe to use?
Compatible and remanufactured cartridges are third-party alternatives to the GI-21BK that usually cost much less. Most work well, though quality varies by seller. If your printer can receive firmware updates that block non-OEM ink, check that printer's page first.
Related cartridges
Other colors and standard or high-yield versions used in the same printers.
Last reviewed . Compiled by MyCartridgeFinder from manufacturer cartridge finders and retailer cross reference tables, then checked against this cartridge's database record. Part number, yield and pricing come from that record, never from guesswork. See our methodology and data sources.