The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Panasonic 10-25mm F1.7 ASPH and the Sony 24-70mm F2.8 ZA SSM II for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is a crucial factor to consider when comparing two lenses. Panasonic 10-25mm F1.7 ASPH is the longer of the two lenses at 128mm. The Sony 24-70mm F2.8 ZA SSM II with a length of 111mm, is 17mm shorter. Besides being longer, the Panasonic 10-25mm F1.7 ASPH also has a larger diameter of 88mm compared to the Sony 24-70mm F2.8 ZA SSM II's 83mm diameter.
ss
Below you can find a scaled side-by-side image of Panasonic 10-25mm F1.7 ASPH and Sony 24-70mm F2.8 ZA SSM II to get a better idea of how their sizes compare in real life.
The weight of a lens is equally significant as its external dimensions, particularly if you intend to handhold your camera and lens combination for extended periods. Panasonic 10-25mm F1.7 ASPH weighs 690g, which means it is 284g (29%) lighter than the Sony 24-70mm F2.8 ZA SSM II which has a weight of 974g.
Filter Threads
Both the Panasonic 10-25mm F1.7 ASPH and the Sony 24-70mm F2.8 ZA SSM II have the same Filter thread size of 77mm.
Below are links to the 77mm filters that we recommend you to consider for these lenses:
Lens Mounts
The Panasonic 10-25mm F1.7 ASPH has the Micro Four Thirds lens mount whereas the Sony 24-70mm F2.8 ZA SSM II has the Sony Alpha lens mount. Some of the latest released cameras that are compatible with these mounts are OM System OM-1 II, Panasonic G9 II and OM System OM-5 for the Micro Four Thirds Mount and Sony A99 II, Sony A68 and Sony A77 II for the Sony Alpha Mount.
Focal Range
Panasonic 10-25mm F1.7 ASPH has a focal range of 10-25mm and
2.5X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of
20-50mm when used on a FourThirds format camera.
On the other hand, the Sony 24-70mm F2.8 ZA SSM II has a focal range of 24-70mm and 2.9X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 36 - 105mm.