Benchmarks Real world tests of Alpha A5100 vs Fujifilm X-A3

Shutter lag Delay to take a photo when prefocused

Continuous shooting Delay between fully pressing shutter to image capture

Battery life How many photos per battery charge (CIPA)

Alpha A5100
400 photos
Fujifilm X-A3
410 photos

Features Key features of the Alpha A5100  vs Fujifilm X-A3 

Megapixels Maximum resolution images are captured at

Alpha A5100
24.7 MP

Max ISO Maximum light sensitivity of the sensor

Alpha A5100
25,600 ISO
Fujifilm X-A3
25,600 ISO

Focus points How many different points the camera can focus on

Screen size Larger screens make it easier to preview and review photos

Pixel size How much area of the sensor is dedicated to each pixel

Alpha A5100
14.8 microns
Fujifilm X-A3
15.4 microns

Specifications Full list of technical specs


Alpha A5100  vs
Fujifilm X-A3 
Megapixels 24.7 MP 24 MP
Resolution 5736 x 4304 6000 x 4000
Area 23.5 x 15.6 mm 23.5 x 15.7 mm
Crop factor 1.5x 1.5x
Pixel size 14.8 microns 15.4 microns
Light sensitivity 100 ISO to 12,800 ISO 100 ISO to 25,600 ISO

focus system

Type Phase detection Contrast detection
Focus points 179 77
Supports continuous Yes Yes


Viewfinder mirror None None
Viewfinder No No
Type N/A N/A
Coverage N/A N/A
Magnification N/A N/A
Display type N/A N/A
Display resolution N/A N/A


Max continuous shooting 6 fps 6 fps
Battery life 400 410
Continuous shooting
6 fps
Shutter lag 21 ms 48 ms


Alpha A5100  vs
Fujifilm X-A3 
Video 1920 x 1080 @ 60 fps 1920 x 1080 @ 60 fps
Shoots video in 24p Yes Yes
Shoots high speed video No No
External mic jack None None


Size 3" 3"
Resolution 921 k dots 1,040 k dots
Has a touch screen Yes Yes
Has a flip out screen Yes Yes
Supports live view Yes Yes


Min 30 s 30 s
Max 1/4000 s 1/4000 s

form factor

Size 109.6 x 62.8 x 35.7 mm 117 x 67 x 40 mm
Thickness 35.7 mm 40 mm
Weight 224 g 339 g
Is weather sealed No No


Includes a GPS No No
WiFi 802.11 b/g/n 802.11n
Sony Alpha A5100
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Fujifilm X-A3
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