C'est en tout cas l'avis de Ars technica,
qui conseille clairement de ne PAS mettre à jour les iPhone 4.
http://arstechnica.com/apple/2013/09/new-lease-on-life-or-death-sentence-ios-7-on-the-iphone-4/
APPLICATION IOS 6.1.3 IOS 7.0 GM
Safari 1.13 seconds 2.05 seconds
Camera 1.9 seconds 2.63 seconds
Settings 1.31 seconds 1.88 seconds
Mail 1.0 seconds 1.50 seconds
Messages 1.57 seconds 2.80 seconds
Calendar 1.23 seconds 1.78 seconds
Phone 0.67 seconds 2.37 seconds
Cold boot to lock screen 31.14 seconds 45.13 seconds
Everything is slower in iOS 7, usually by one to one-half second or so but sometimes
qui conseille clairement de ne PAS mettre à jour les iPhone 4.
http://arstechnica.com/apple/2013/09/new-lease-on-life-or-death-sentence-ios-7-on-the-iphone-4/
APPLICATION IOS 6.1.3 IOS 7.0 GM
Safari 1.13 seconds 2.05 seconds
Camera 1.9 seconds 2.63 seconds
Settings 1.31 seconds 1.88 seconds
Mail 1.0 seconds 1.50 seconds
Messages 1.57 seconds 2.80 seconds
Calendar 1.23 seconds 1.78 seconds
Phone 0.67 seconds 2.37 seconds
Cold boot to lock screen 31.14 seconds 45.13 seconds
Everything is slower in iOS 7, usually by one to one-half second or so but sometimes