The type of photography that you are planning to use is an important decision factor. Here we have evaluated the OM SYSTEM 9-18mm f4.0-5.6 II 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 OM SYSTEM 9-18mm f4.0-5.6 II with a length of 49mm, is 57mm shorter. Besides being longer, the Olympus ED 7-14mm F2.8 PRO also has a larger diameter of 79mm compared to the OM SYSTEM 9-18mm f4.0-5.6 II's 56mm diameter.
Below you can find a scaled side-by-side image of OM SYSTEM 9-18mm f4.0-5.6 II and Olympus ED 7-14mm F2.8 PRO to get a better idea of how their sizes compare in real life.
Comparison image of the OM SYSTEM 9-18mm f4.0-5.6 II and the Olympus ED 7-14mm F2.8 PRO Size and Weight 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. OM SYSTEM 9-18mm f4.0-5.6 II weighs 154g, which means it is 380g (71%) 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 Micro Four Thirds Mount
Lens Mounts
Both the OM SYSTEM 9-18mm f4.0-5.6 II 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-3 Astro , OM System OM-5 II and OM System OM-3 .
Focal Range
OM SYSTEM 9-18mm f4.0-5.6 II has a focal range of 9-18mm and
2.0X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of
18-36mm when used on a FourThirds format camera.
On the other hand, the Olympus ED 7-14mm F2.8 PRO has a focal range of 7-14mm and 2.0X zoom ratio which has an effective (full-frame 35mm equivalent) focal range of 14-28mm when used on a FourThirds format camera.
