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 Canon G12 and Leica V-Lux 3 side-by-side from the front, back and top in their relative dimensions. Canon G12 has external dimensions of 112 x 76 x 48 mm (4.41 x 2.99 x 1.89″) and weighs 401 g (0.88 lb / 14.14 oz) (including batteries). Leica V-Lux 3 has external dimensions of 124 x 81 x 95 mm (4.88 x 3.19 x 3.74″) and weighs 540 g (1.19 lb / 19.05 oz) (including batteries).
Below you can see the front view size comparison of Canon G12 and Leica V-Lux 3. Canon G12 is clearly the smaller of the two cameras. Its body is 12mm narrower, 5mm shorter and 47mm thinner than Leica V-Lux 3.
Here is the back view size comparison of Canon G12 and Leica V-Lux 3.
Now lets look at the top view comparison of Canon G12 and Leica V-Lux 3.
Weight is another important factor especially when deciding on a camera that you want to carry with you all day.
Canon G12 is significantly lighter (139g ) than the Leica V-Lux 3 which may become a big advantage especially on long walking trips.
Unfortunately neither Canon PowerShot G12 nor Leica V-Lux 3 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 Top Bridge Cameras with Weather Sealing
LCD Screen Size and Features
Leica V-Lux 3's 3" LCD screen is slightly larger than Canon G12's 2.8" screen.