Moto Z3 Play brings the battery back for $500, or $450 with Amazon Prime
https://www.cnet.com/news/moto-z3-play-pre-orders-go-live-500-450-amazon-prime/
If you've been craving a phone with a beefy battery pack, the Moto Z3 Play might be the ticket -- it comes with a magnetic modular battery back that promises a combined 40 hours on a charge. And though we haven't reviewed it yet, it's now available for pre-order through Best Buy, B&H Photo, and Motorola.com for $500.
Or, if you're an Amazon Prime member and don't mind a few preloaded apps, you can get the Moto Z3 Play for $450 as an Amazon Prime Exclusive phone. As a Prime Exclusive, the Moto Z3 Play comes unlocked with pre-loaded Amazon apps like Prime Video, Amazon Shopping and the Kindle app. The Moto Z3 Play also comes integrated with Amazon's Alexa voice assistant.