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 Sigma DP2 Quattro and Ricoh GR II side-by-side from the front, back and top in their relative dimensions. Sigma DP2 Quattro has external dimensions of 161 x 67 x 82 mm (6.34 x 2.64 x 3.23″) and weighs 395 g (0.87 lb / 13.93 oz) (including batteries). Ricoh GR II has external dimensions of 111.7 x 61 x 34.7 mm (4.61 x 3.27 x 1.38″) and weighs 251 g (0.55 lb / 8.85 oz) (including batteries).
Below you can see the front-view size comparison of the Sigma DP2 Quattro and the Ricoh GR II. Ricoh GR II is clearly the smaller of the two cameras. Its body is 49mm narrower, 6mm shorter and 47mm thinner than Sigma DP2 Quattro.
Here is the back view size comparison of the Sigma DP2 Quattro and Ricoh GR II.
Now lets look at the top view comparison of Sigma DP2 Quattro and Ricoh GR II.
Weight is another important factor, especially when deciding on a camera that you want to carry with you all day.
Ricoh GR II is significantly lighter (144g ) than the Sigma DP2 Quattro which may become a big advantage especially on long walking trips.
Weather Sealing
Unfortunately neither the Sigma DP2 Quattro nor Ricoh GR II 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
Sigma DP2 Quattro and Ricoh GR II'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.