Size and weight is a big decision factor when you are trying to find the ideal camera for your needs.
In this section, We are going to illustrate Sony WX300 and Sony WX350 side-by-side from the front, back and top in their relative dimensions. Sony WX300 has external dimensions of 96 x 55 x 25 mm (3.78 x 2.16 x 0.98″) and weighs 166 g (0.37 lb / 5.86 oz) (including batteries). Sony WX350 has external dimensions of 96 x 55 x 26 mm (3.78 x 2.16 x 1.01″) and weighs 164 g (0.30 lb / 4.83 oz) (including batteries).
Below you can see the front view size comparison of Sony WX300 and Sony WX350. Sony WX300 has the same height and width with Sony WX350. On the other hand, with a thickness of 25mm, it is 1mm thinner.
Now lets look at the top view comparison of Sony WX300 and Sony WX350.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Sony WX350 is 2g lighter than the Sony WX300 but we don't think this will make a significant difference.
Unfortunately neither Sony Cyber-shot DSC-WX300 nor Sony Cyber-shot DSC-WX350 provides any type of weather sealing in their body, so you have to give extra care especially when you are shooting outdoors. If weather sealing is a must-have feature for you, check these sections: Top Compact Cameras with Weather Sealing
LCD Screen Size and Features
Sony WX300 and Sony WX350's LCD screens has the same diagonal size of 3".
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.