Both the iPad and iPad Pro models are rumoured to launch in October this year.
Both iPad models were spotted running iPadOS, suggesting a launch by fall this year.
The Apple iPad mini has seen its first update in three and half years.
The 2019 iPad and iPad Mini 5 are believed to be launched at an event this month.
Reliable analyst Ming-Chi Kuo is out with a new investor note outlining Apple's product plans for 2019.
TSMC to manufacture Apple's A13 chip, volume production likely to begin the second quarter of the year