The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Panasonic 7-14mm F4 ASPH and the Olympus ED 7-14mm F2.8 PRO 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. Olympus ED 7-14mm F2.8 PRO is the longer of the two lenses at 106mm. The Panasonic 7-14mm F4 ASPH with a length of 83mm, is 23mm shorter. Besides being longer, the Olympus ED 7-14mm F2.8 PRO also has a larger diameter of 79mm compared to the Panasonic 7-14mm F4 ASPH's 70mm diameter.
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 7-14mm F4 ASPH weighs 300g, which means it is 234g (43%) lighter than the Olympus ED 7-14mm F2.8 PRO which has a weight of 534g.
Below you can find the dimension and weight table of the Wideangle Zoom Lenses in Micro Four Thirds Mount for size comparison purposes.
Ultra-Wideangle Lenses in Micro Four Thirds Mount for Size Comparison
Lens Mounts
Both the Panasonic 7-14mm F4 ASPH and the Olympus ED 7-14mm F2.8 PRO has the same Micro Four Thirds lens mount. Some of the latest released cameras that are compatible with the Micro Four Thirds lenses are OM System OM-1 II, Panasonic G9 II and OM System OM-5.
Focal Range
Both lenses have the same focal range of
7-14mm but while Panasonic 7-14mm F4 ASPH has the fastest aperture of
F4.0, the Olympus ED 7-14mm F2.8 PRO's widest aperture value is
F2.8.