Size and weight are big decision factors when you are trying to find the ideal camera for your needs.
In this section, we are going to illustrate the Canon SX170 IS and Sony H300 side-by-side from the front, back and top in their relative dimensions. Canon SX170 IS has external dimensions of 108 x 71 x 44 mm (4.25 x 2.8 x 1.73″) and weighs 251 g (0.55 lb / 8.85 oz) (including batteries). Sony H300 has external dimensions of 130 x 95 x 122 mm (5.1 x 3.74 x 4.81″) and weighs 590 g (1.30 lb / 20.81 oz) (including batteries).
Below you can see the front-view size comparison of the Canon SX170 IS and the Sony H300. Canon SX170 IS is clearly the smaller of the two cameras. Its body is 22mm narrower, 24mm shorter and 78mm thinner than Sony H300.
Now lets look at the top view comparison of Canon SX170 IS and Sony H300.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Canon SX170 IS is significantly lighter (339g ) than the Sony H300 which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither the Canon PowerShot SX170 IS nor Sony Cyber-shot DSC-H300 provides any type of weather sealing in their bodies, 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 Top Bridge Cameras with Weather Sealing
LCD Screen Size and Features
Canon SX170 IS and Sony H300's LCD screens have the same diagonal size of 3.00 inches.
Unfortunately, both cameras has fixed screens so they don't tilt or flip in directions.