DS3231 vs DS1307?

What are differences between DS3231 and DS1307 Real-Time Clock (RTC) modules?

TL;DR: the DS3231 has higher precision than DS1307.

The main difference between the DS3231 and DS1370 is the accuracy of time-keeping.

The DS1307 is still a great value RTC and suitable for normal projects. The DS3231 is highly recommended for projects that require more accurate time-keeping.

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