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 A2500 and Canon SX170 IS side-by-side from the front, back and top in their relative dimensions. Canon A2500 has external dimensions of 98 x 56 x 20 mm (3.86 x 2.2 x 0.79″) and weighs 135 g (0.30 lb / 4.76 oz) (including batteries). 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).
Below you can see the front-view size comparison of the Canon A2500 and the Canon SX170 IS. Canon A2500 is clearly the smaller of the two cameras. Its body is 10mm narrower, 15mm shorter and 24mm thinner than Canon SX170 IS.
Comparison image of the Canon A2500 and the Canon SX170 IS Size, Weight and External Dimensions - Front View
Now lets look at the top view comparison of Canon A2500 and Canon SX170 IS.
Top View Comparison image of the Canon A2500 and the Canon SX170 IS Size
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Canon A2500 is significantly lighter (116g ) than the Canon SX170 IS which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither the Canon PowerShot A2500 nor Canon PowerShot SX170 IS 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
LCD Screen Size and Features
Canon A2500 and Canon SX170 IS'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.