Sony a7 II vs Canon EOS Rebel T3i

This is a full comparison between the cameras Sony a7 II and Canon EOS Rebel T3i. We compare them by looking at the categories you see below.

Sony a7 II

Canon EOS Rebel T3i

Manufacturing

Sony a7 II is manufacturered by Sony but Canon EOS Rebel T3i is from Canon. Both Sony and Canon are well known brands though.

Sony a7 II were released 2014 and Canon EOS Rebel T3i was released 2011. That is a 3 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera	Released
Sony a7 II	2014
Canon EOS Rebel T3i	2011

Type of camera

Sony a7 II is a Mirrorless camera while Canon EOS Rebel T3i is a DSLR camera. More information about their differences will come soon.

Sensors / crop factor

These cameras have different sensors. Sony a7 II has a "Sony Full Frame"-sensor while Canon EOS Rebel T3i has a "Canon APS-C"-sensor, and their difference in sensors will also affect the crop factor and experience focal length. See the table below.

Camera	Focal length, 50mm f/1.8 **
Sony a7 II	50 mm Full-frame sensor No crop factor/focal length multiplier
Canon EOS Rebel T3i	80 mm Canon APS-C sensor Crop factor/focal length multiplier by * 1.6

** Experienced focal length when using a lens such as a common "50mm f/1.8"

Learn more about crop factor and focal length multiplier here:
Camera selection can affect the focal length (Sony)
Camera selection can affect the focal length (Canon)

Resolution

Sony a7 II has a 24 MP (Megapixels) resolution while Canon EOS Rebel T3i has 18 MP. If we break down this in more detail this is the data behind the numbers:

Camera	Megapixels
Sony a7 II	24 MP 24000000 pixels 6000 x 4000
Canon EOS Rebel T3i	18 MP 17915904 pixels 5184 x 3456

Sony a7 II has a 34 % larger resolution than Canon EOS Rebel T3i. This could give you more details in the picture but also a possibility to crop more in the pictures, afterward while editing the pictures, if needed that is.

ISO range

Sony a7 II has a larger ISO-range than Canon EOS Rebel T3i. Sony a7 II has an ISO range that stretches from 100 to 25600 while Canon EOS Rebel T3i has 100 to 12800.

Camera	ISO Range
Sony a7 II	100-25600
Canon EOS Rebel T3i	100-12800

Autofocus and lens compatibility

Both of these cameras have a built-in autofocus motor. Some lenses, that support autofocus, do not have an autofocus motor of their own but this won't cause any problems with these two cameras.

Here is a complete overview of which lenses work with each camera:
Lens compatibility chart for Sony a7 II
Lens compatibility chart for Canon EOS Rebel T3i

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a7 II can shoot up to 5 pictures per seconds and Canon EOS Rebel T3i can shoot up to 3,7 pictures per seconds.

Camera	FPS (Frames per second)
Sony a7 II	5
Canon EOS Rebel T3i	3,7

Ability to record movies

It is becoming more and more popular to record movies with digital cameras.

In this case, both Sony a7 II and Canon EOS Rebel T3i can shoot movies.

Weight

The weight of the camera can be an extremely important factor, especially if the camera is about to be used, or carried around, for several hours at a time.

Sony a7 II weighs 599 gr (equal to 1.32 lb) which is 5% heavier than Canon EOS Rebel T3i and its 570 gr (or 1.26 lb).

Camera	Weight
Sony a7 II	599 gr 1.32 lb
Canon EOS Rebel T3i	570 gr 1.26 lb