Very good call quality
Improved Sense user interface
Beautiful, ultra-slim design
Terrific 4-inch Super AMOLED display
Surprisingly fast performance from its dual-core CPU
Fast 4G LTE speeds
Vivid Super AMOLED screen
'boring QWERTY keyboard'
'Surprisingly fast interface'
'straight Android camera interface'
'Awful battery life'
'high quality resolution'
'elegant and extremely slim design'
'Two core features of modern smartphones are excellent small-screen web browsing and app stores, and the Vivaz has neither. '
'The billboards do not lie; the Vivaz is a good-looking phone. '
'We were able to get our hands on the device at Mobile World Congress and it did leave a nasty taste in our mouths.'
'The mobile phone looks small and cute. '