Canon EOS 77D vs Sony A57 Compare

Here you can find digital cameras comparison. Pick up with the best rating.

Cameras which are being compared are Amateur DSLR cameras.

EOS 77D vs A57 - Side by side

Learn more about compared cameras specifications below.

Canon EOS 77D vs Sony A57 Specs

EOS 77D

  • Introduced in February 2017
  • Amateur DSLR
  • Sensor: APS-C
  • 24 megapixel
  • 6 frames/second
  • 100 – 25600 ISO
  • 1920 x 1080 Video
  • Viewfinder: Optical (Penta mirror)
  • 76.00mm (3.0″) Monitor, articulated
  • Lens mount EF, EF-S
  • WiFi built-in
  • 131 x 100 x 76.2mm³ (5.2″ x 3.9″ x 3.0″)
  • 540g (17.4 oz.)

All specs: Main page for EOS 77D

A57

  • Introduced in March 2012
  • Amateur DSLR
  • Sensor: APS-C
  • 16 megapixel
  • 12 frames/second
  • 100 – 16000 ISO
  • 1920 x 1080 Video
  • Viewfinder: Elektronic
  • 76.00mm (3.0″) Monitor, articulated
  • Lens mount A Mount
  • No WiFi
  • 132 x 97.8 x 80.9mm³ (5.2″ x 3.9″ x 3.2″)
  • 620g (20.0 oz.)

All specs: Main page for A57

EOS 77D vs A57 Sensors

On the pictures below the sensor areas of cameras are highlighted.

This infographic highlights the sensor areas of both models compared to other common sensor formats:

Info graphic: EOS 77D an A57 sensor comparison

EOS 77D vs A57: Viewfinder

EOS 77D has an optical viewfinder with penta mirror. It has magnification of 0.52x and covers 95% of view field.

A57 has an electronic viewfinder with resolution 1.44 megapixel, it’s magnification is 0.65x.

Viewfinder magnifications of compared cameras. The black area shows a magnification of 1x, relative to native size; in red is a magnification of 0.85x.

EOS 77D (0.52x)

A57 (0.65x)

Better choice: Sony A57

Canon EOS 77D VS Sony A57 Other Specs Comparison

Why is Canon EOS 77D a better choice

EOS 77D

A57

Wider resolution (5, megapixel)

24.20 16.10
Auto Focus points (4)

45 15
Better sensibility (4)

100 – 25600 ISO 100 – 16000 ISO
Larger lens selection (3)

220 45
Better monitor (2, Megapixel)

1.04 0.92
Touch screen (2)

External microphone (2)

Longer battery life (3, photos)

600 550
Weighs less (2)

540g
(17.4 oz.)
620g
(20.0 oz.)
WiFi (2)

Conclusion: Advantages of the EOS 77D are the higher resolution, the faster and more accurate auto focus and the larger sensitivity. We also like the larger selection of lenses, that the display has a higher resolution and the rather comfortable touch screen. A recommendation of the EOS 77D is made easy by the connector for an external microphone, that the battery has more stamina and the lower weight than the A57. Another advantage over the A57: the built-in wifi that permits remote shooting and image transfer without the need for a cable connection.

The EOS 77D scores 29 points.

Otherwise why to choose Sony A57

EOS 77D

A57

Higher speed (4, frames/second)

6 12
Image stabilizer (3)

Conclusion: Advantages of the A57 are that the camera is faster and the optical image stabilizer.

Yields 7 points for the A57.

Common Specs for both cameras compared

EOS 77D

A57

Sensor format

APS-C APS-C
Sensor cleaning

Built-in flash

Articulated screen

Video resolution

1920 x 1080 1920 x 1080
Similar size

998cm³ 1044cm³
Canon EOS 77D VS Sony A57 Dimensions

Look at front view of the EOS 77D and A57

Top view of cameras

Total scores

Here’s the total score according to comparison above:

Canon EOS 77D

Sony A57

29
7

We recommend Canon EOS 77D as better choice.