Kindle Paperwhite 4 (2018) – full specs, feature round-up, comparisons
Amazon.com: International Version – Kindle Paperwhite – (previous generation - 2018 release) Now Waterproof with more than 2x the Storage - 32 GB, Free 4G LTE + Wi-Fi : Electronics
Amazon Kindle Paperwhite (2018) review: The best got better | Tom's Guide
Kindle Paperwhite (2021) review: Luxurious updates raise the bar—and the price | PCWorld
Amazon.com: International Version – Kindle Paperwhite – (previous generation - 2018 release) Now Waterproof with more than 2x the Storage, Free 4G LTE + Wi-Fi : Electronics
Amazon Kindle Paperwhite 2018 review: The e-book reader for the masses - CNET
Amazon Kindle Paperwhite (2021) Review | PCMag
Review: Kindle Paperwhite (2019) and Kindle (2019) – Six Colors