The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 500mm f5.6 DG DN and the Panasonic S 70-300 F4.5-5.6 OIS 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. Sigma 500mm f5.6 DG DN is the longer of the two lenses at 234mm. The Panasonic S 70-300 F4.5-5.6 OIS with a length of 148mm, is 86mm shorter. Besides being longer, the Sigma 500mm f5.6 DG DN also has a larger diameter of 108mm compared to the Panasonic S 70-300 F4.5-5.6 OIS's 84mm diameter.
Below you can find a scaled side-by-side image of Sigma 500mm f5.6 DG DN and Panasonic S 70-300 F4.5-5.6 OIS to get a better idea of how their sizes compare in real life.
Comparison image of the Sigma 500mm f5.6 DG DN and the Panasonic S 70-300 F4.5-5.6 OIS 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. Panasonic S 70-300 F4.5-5.6 OIS weighs 790g, 42% (580g) lighter than the Sigma 500mm f5.6 DG DN's weight of 1370g.
Filter Threads
The Sigma 500mm f5.6 DG DN has a filter size of 95mm whereas the Panasonic S 70-300 F4.5-5.6 OIS has a 77mm diameter. Larger filters are generally more expensive than the smaller ones given all the other features are equal.
Below are links to the 95mm filters that we recommend you to consider for the Sigma 500mm f5.6 DG DN:
And these are the 77mm filters that we recommend for the Panasonic S 70-300 F4.5-5.6 OIS:
Lens Mounts
Both the Sigma 500mm f5.6 DG DN and the Panasonic S 70-300 F4.5-5.6 OIS has the same Leica L lens mount . Some of the latest released cameras that are compatible with the Leica L lenses are Leica SL3-P , Panasonic S1 II and Panasonic S1 IIE .
Sigma 500mm f5.6 DG DN is also available in the Sony E mount.
Focal Range
Sigma 500mm f5.6 DG DN is a prime lens with fixed focal lenght of 500mm. When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of
750mm .
On the other hand, the Panasonic S 70-300 F4.5-5.6 OIS has a focal range of 70-300mm and 4.3X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 105 - 450mm .