Yes, Nokia 7.1 does have the Carl Zeiss lens at the back camera.
Yes. Nokia 7.1 comes with a hybrid slot. You can use MicroSD card of up to 400GB capacity.
Nokia 7.1 comes with 3060 mAh Li-Polymer non-removable battery. Ideally, this is sufficient for the moderate usage of the phone to last for a day. The phone supports quick-charging as well.
Nokia 7.1 is not yet tested by DxOMark and hence we really cannot comment anything about it right now. But since the phone comes with CarlZeiss optics, we are sure that the phone is with decent camera quality.
Nokia has quietly released one of the most exciting inexpensive phones of the year in the Nokia 7.1, a well-designed phone that delivers first-rate performance.
With the Nokia 7.1, the brand continues its run of impressive mid-range phones carrying close-to-stock Android. While the phone has weaknesses, overall it offers better quality and features than you would expect at this price.