The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Tamron 35-150mm F2-2.8 and the Sony FE PZ 28-135mm F4 G OSS for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is an important deciding factor when comparing two lenses. Sony FE PZ 28-135mm F4 G OSS is the longer of the two lenses at 163mm. The Tamron 35-150mm F2-2.8 with a length of 158mm, is 5mm shorter. Besides being longer, the Sony FE PZ 28-135mm F4 G OSS also has a larger diameter of 105mm compared to the Tamron 35-150mm F2-2.8's 89mm diameter.
The weight of a lens is as important as its external dimensions, especially if you are planning to hand hold your camera and lens combination for longer periods. Tamron 35-150mm F2-2.8 weighs 1165g, which means it is 50g (4%) lighter than the Sony FE PZ 28-135mm F4 G OSS which has a weight of 1215g.
Lens Mounts
Both the Tamron 35-150mm F2-2.8 and the Sony FE PZ 28-135mm F4 G OSS has the same Sony E lens mount. Some of the latest released cameras that are compatible with the Sony E lenses are Sony A7C Mark II, Sony A7CR and Sony A6700.
Focal Range
Tamron 35-150mm F2-2.8 has a focal range of 35-150mm 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 52.5 - 225mm.
Sony FE PZ 28-135mm F4 G OSS has a focal range of 28-135mm and 4.8X zoom ratio . When it is mounted on an APS-C sensor camera with 1.5x crop, it provides a 35mm (FF) equivalent of 42 - 202.5mm.