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Quick answer: Both are two-cartridge Canon all-in-ones with dual-band Wi-Fi. The TS4320 adds automatic two-sided printing and borderless printing; the TS3720 is single-sided only with a 1.5-inch segment LCD.
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 | Canon PIXMA TS4320 | Canon PIXMA TS3720 |
|---|---|---|
| Type | Color inkjet all-in-one | Basic all-in-one |
| Ink system | 2-cartridge hybrid | 2 cartridges |
| Two-sided printing | Automatic | Single-sided only |
| Speed (listing) | Not stated here | About 7.7 black / 4 color images per minute |
| Borderless | Up to 8.5×11 | Not mentioned |
| Wi-Fi | Dual-band | Dual-band |
| Display | Not highlighted | 1.5-inch segment LCD |
Key Differences
Duplex
Only the TS4320 prints on both sides automatically.
Speed
The TS3720 lists rated speeds that are low; compare with the TS4320 page.
Photos
The TS4320 lists borderless printing up to letter size.
Which Should You Choose?
Choose the Canon PIXMA TS4320 if
you want duplex and borderless printing.
Choose the Canon PIXMA TS3720 if
you want the lowest-priced basic Canon.
Frequently Asked Questions
Which is cheaper to run?
Both use small cartridges. Compare the cartridge prices.
Do either have a feeder?
Neither listing mentions one.
Which is better for students?
The TS4320 for duplex.
Bottom Line
Choose the TS4320 for duplex, the TS3720 for the lowest price. See best printers under $100.
