Benchmarks Real world tests of Alpha A5100 vs Lumix DC-GX850 (Lumix DC-GX800 / Lumix DC-GF9)

Continuous shooting Delay between fully pressing shutter to image capture

Battery life How many photos per battery charge (CIPA)

Features Key features of the Alpha A5100  vs Lumix DC-GX850 (Lumix DC-GX800 / Lumix DC-GF9) 

Megapixels Maximum resolution images are captured at

Max ISO Maximum light sensitivity of the sensor

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

Specifications Full list of technical specs


Alpha A5100  vs
Lumix DC-GX850 (Lumix DC-GX800 / Lumix DC-GF9) 
Megapixels 24.7 MP 15.8 MP
Resolution 5736 x 4304 4592 x 3448
Size APS-C Four Thirds
Area 23.5 x 15.6 mm 17.3 x 13 mm
Crop factor 1.5x 2.1x
Pixel size 14.8 microns 14.2 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 49
Supports continuous Yes Yes


Min 30 s 60 s
Max 1/4000 s 1/500 s

form factor

Size 109.6 x 62.8 x 35.7 mm 107 x 65 x 33 mm
Thickness 35.7 mm 33 mm
Weight 224 g 269 g
Is weather sealed No No


Includes a GPS No No
WiFi 802.11 b/g/n 802.11n


Alpha A5100  vs
Lumix DC-GX850 (Lumix DC-GX800 / Lumix DC-GF9) 
Video 1920 x 1080 @ 60 fps Unknown
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


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 10 fps
Battery life 400 210
Continuous shooting
10 fps
6 fps
Sony Alpha A5100
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Panasonic Lumix DC-GX850 (Lumix DC-GX800 / Lumix DC-GF9)
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