Even Apple just says all ipad models are up to 10 hours:
http://www.apple.com/hk/en/ipad/compare/
ipad 2017 should have bigger battery than air 2 and pro 9.7, so battery life is longer?
http://www.apple.com/hk/en/ipad/compare/
ipad 2017 should have bigger battery than air 2 and pro 9.7, so battery life is longer?
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