'With decent hardware and a price tag of around ?300, it is a solid phone. '
'Video recording quality is bad.'
'It will feel comfortable to most users and the Xperia M4 Aqua is very thin and light for a mid-range phone at 7.3 mm and 136 g.'
'the upper half of the rear of the phone became noticeably hot after just a few minutes of even ordinary use.'
'The aperture is of the G Lens camera is reasonably wide (f/2.0), which should also help the camera achieve good results in low-light conditions, as it lets more light reach the sensor.'
'Improved screen contrast and angles'
'The Xperia Z2 is packed with the latest wireless technology so you'll be sorted with dual-band Wi-Fi up to 11ac, Bluetooth 4.0 with aptX, NFC and 4G LTE are all on-board. '
'If you need a good-looking phone in this price range which will last up to two days on a single charge, then by all means consider the Xperia M2. '
'Using a large screen and flashy design means the Xperia M2 can easily pass for a top-end phone at a glance. '
'We found that it could last for two days of normal use between charging. '
'Screen isn't competitive.'
'the sound that came out of its speaker was disappointing and muffled.'
The Sony Xperia M2 Aqua is a new water-resistant version of the original 4.8-inch Android smartphone, great news if you like snorkelling.
'The phone focuses and snaps quickly, for about a second, while the shot-to-shot times are average - about three to five seconds, depending on the scene, and whether the HDR mode is on or not. '
'Uncomfortable in the hand.'
More manageable size and superior imaging skills
'The Sony Xperia E3 is a solid, low-cost 4G phone, but issues with the design and hardware let it down. '
'The Sony Xperia E3 is an improvement over its predecessor in every way possible, which is probably why Sony chose to skip through E2 - the two digit improvement was needed to underline the big jump forward.'
Budget 4G phone takes on the Moto G