Fujifilm X-T3 vs Sony Alpha A7 III Compare

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

Cameras which are being compared are Mirrorless cameras.

X-T3 vs Alpha A7 III - Side by side

Learn more about compared cameras specifications below.

Fujifilm X-T3 vs Sony Alpha A7 III Specs

X-T3

  • Introduced in September 2018
  • Mirrorless
  • Sensor: APS-C
  • 26 megapixel
  • 20 frames/second
  • 160 – 12800 ISO
  • 3840 x 2160 Video
  • Viewfinder: Elektronic
  • 76.00mm (3.0″) Monitor, articulated
  • Lens mount X-Bajonett
  • WiFi built-in
  • 132.5 x 92.8 x 58.8mm³ (5.2″ x 3.7″ x 2.3″)
  • 539g (17.4 oz.)

All specs: Main page for X-T3

Alpha A7 III

  • Introduced in February 2018
  • Mirrorless
  • Sensor: Full frame
  • 24 megapixel
  • 10 frames/second
  • 100 – 51200 ISO
  • 3840 x 2160 Video
  • Viewfinder: Elektronic
  • 76.00mm (3.0″) Monitor, articulated
  • Lens mount E Mount
  • WiFi built-in
  • 126.9 x 95.6 x 62.7mm³ (5.0″ x 3.8″ x 2.5″)
  • 657g (21.2 oz.)

All specs: Main page for Alpha A7 III

X-T3 vs Alpha A7 III 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:

Advantage: Sony Alpha A7 III

X-T3 vs Alpha A7 III: Viewfinder

X-T3 has an electronic viewfinder and it’s resolution is 3.69 megapixel with magnification of 0.75x.

Alpha A7 III has an electronic viewfinder with resolution 2.36 megapixel, it’s magnification is 0.78x.

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.

X-T3 (0.75x)

Alpha A7 III (0.78x)

Better choice: Sony Alpha A7 III

Fujifilm X-T3 VS Sony Alpha A7 III Other Specs Comparison

Why is Fujifilm X-T3 a better choice

X-T3

Alpha A7 III

Wider resolution (5, megapixel)

26.10 24.20
Higher speed (4, frames/second)

20 10
Better viewfinder (4, Megapixel)

3.69 2.36
Better monitor (2, Megapixel)

1.04 0.92
Weighs less (2)

539g
(17.4 oz.)
657g
(21.2 oz.)

Conclusion: Advantages of the X-T3 are the higher resolution, that the camera is faster and the better viewfinder. We also like that the display has a higher resolution and the lower weight than the Alpha A7 III.

The X-T3 scores 17 points.

Otherwise why to choose Sony Alpha A7 III

X-T3

Alpha A7 III

Larger sensor (5)

APS-C Full frame
Auto Focus points (4)

425 693
Better sensibility (4)

160 – 12800 ISO 100 – 51200 ISO
Larger lens selection (3)

25 50
Image stabilizer (3)

Longer battery life (3, photos)

390 710

Conclusion: Advantages of the Alpha A7 III are the larger sensor, the faster and more accurate auto focus and the larger sensitivity. We also like the larger selection of lenses, the optical image stabilizer and that the battery has more stamina.

Yields 22 points for the Alpha A7 III.

Common Specs for both cameras compared

X-T3

Alpha A7 III

Sensor cleaning

Articulated screen

Touch screen

Video resolution

3840 x 2160 3840 x 2160
External microphone

Similar size

723cm³ 761cm³
WiFi

Environmental sealing

Fujifilm X-T3 VS Sony Alpha A7 III Dimensions

Look at front view of the X-T3 and Alpha A7 III

Top view of cameras

Total scores

Here’s the total score according to comparison above:

Fujifilm X-T3

Sony Alpha A7 III

17
22

We recommend Sony Alpha A7 III as better choice.