Zeiss Loxia Sonnar 2.4/85 T* vs Sigma EX 105/2.8 DG OS HSM Macro (Sony)

Zeiss Loxia Sonnar 2.4/85 T* vs Sigma EX 105/2.8 DG OS HSM Macro (Sony)

When comparing Sigma EX 105/2.8 DG OS HSM Macro (Sony) and Zeiss Loxia Sonnar 2.4/85 T*, which one is better?

1. Lens Mount Comparison

These two lenses use the same lens mount, the Sony E. This means that both lenses are compatible with cameras that use this mount.

Winner: Tied

Regarding lens mount: Popular lens mounts are Canon RF and EF, Micro Four Thirds and Nikon Z. Different lens mounts lets you connect different lenses to camera bodies, but some might not be compatible. This can be helped by using an adapter, like a Canon EF to RF adapter.

2. Largest Aperture Comparison

The Zeiss Loxia Sonnar 2.4/85 T* has the largest aperture of the two lenses at 2.4 compared to the 2.8 aperture of Sigma EX 105/2.8 DG OS HSM Macro - (Sony). This means that you get more light to your sensor using Zeiss Loxia Sonnar 2.4/85 T* wide open, and therefore it might be a better lens in dark situations.

Winner: Zeiss Loxia Sonnar 2.4/85 T*

Regarding largest aperture: A lower aperture number means that the widest aperture on the lens is larger. This means that more light will hit the sensor and also that the depth of field will be shallower, better separating your subject from the background.

Specifications

Full specifications table of Zeiss Loxia Sonnar 2.4/85 T* and Sigma EX 105/2.8 DG OS HSM Macro (Sony):

	Zeiss Loxia Sonnar 2.4/85 T*	Sigma EX 105/2.8 DG OS HSM Macro - (Sony)
	Price ➔	Price ➔
Brand	Zeiss	Sigma
Lens Mount	Sony E	Sony E
Focal Length	85 mm	105 mm
Largest Aperture	2.4	2.8
Type	Prime	Missing