Sony a68 vs Sony a550

This is a full comparison between the cameras Sony a68 and Sony a550. We compare them by looking at the categories you see below.

Manufacturing

These cameras are both manufactured by Sony.

Type of camera

Sensors / crop factor

Both these cameras have the same sorts of sensor (called "Sony APS-C") which means that if you compare these cameras side by side the lenses will also have the same experienced focal length. Neither of the cameras has a Full frame sensor which means that you will get a "crop factor" where the camera's sensor size affect the focal length with a multiplier.

** 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)

Resolution

Sony a68 has a 24 MP (Megapixels) resolution while Sony a550 has 14 MP. If we break down this in more detail this is the data behind the numbers:

Sony a68 has a 71 % larger resolution than Sony a550. 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 a68 has a larger ISO-range than Sony a550. Sony a68 has an ISO range that stretches from 100 to 25600 while Sony a550 has 200 to 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 a68
Lens compatibility chart for Sony a550

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a68 can shoot up to 8 pictures per seconds and Sony a550 can shoot up to 7 pictures per seconds.

Ability to record movies

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

When comparing these two cameras there is only one of them that can shoot movies and that is Sony a68. Unfortunately Sony a550 does not support recording movies and movie clips.

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 a550 weighs 632 gr (equal to 1.39 lb) which is 4% heavier than Sony a68 and its 610 gr (or 1.34 lb).

Sony a68 vs Sony a550 Specs

Below you will find the complete and detailed technical specs for both Sony a68 and Sony a550, next to each other. Each category of data is a link to an article covering the subject, giving you a deeper understanding so you can better understand the strengths and weaknesses of the two camera models.

Product	Sony a68	Sony a550
Name	Sony a68	Sony a550
Manufacturer	Sony	Sony
Release Date and Price	Sony a68	Sony a550
Release Year	2015	2009
Release Date	2015-11-05	2009-08-27
MSRP	599 USD	949 USD
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Camera Type	Sony a68	Sony a550
Camera Type	SLT	DSLR
Sensor	Sony a68	Sony a550
Sensor Size	APS-C (approx 23.5 x 15.6 mm)	APS-C (approx 23.5 x 15.6 mm)
Sensor Type	CMOS	CMOS
Resolution	6000 x 4000 pixels	4592 x 3056 pixels
Megapixels	24 MP	14 MP
Image Processor	Bionz X	Bionz
Image	Sony a68	Sony a550
ISO Range	100 - 25600	200 - 12800
White Balance Presets	9	6
Custom White Balance	Yes	Yes
Image Stabilization	Yes (Sensor-Shift)	Yes (Sensor-Shift)
Image Stabilization CIPA Rating	0 stops	0 stops
Uncompressed format	RAW	RAW
Optics & Focus	Sony a68	Sony a550
Autofocus Motor	Yes	Yes
Autofocus	Contract Detect (sensor) Phase Detect Multi Area Center Selective Single Point Tracking Single Continuous Face Detection LiveView	Phase Detect Multi Area Selective Single Point Single Continuous Face Detection LiveView
Focus Points	79	9
Lens Mount	Sony A See Compatible Lenses	Sony A See Compatible Lenses
Focal Length Multiplier	APS-C Sensor (1.5x) 1.5x multiplier Example: 24 mm becomes 36 mm 50 mm becomes 75 mm 100 mm becomes 150 mm 200 mm becomes 300 mm	APS-C Sensor (1.5x) 1.5x multiplier Example: 24 mm becomes 36 mm 50 mm becomes 75 mm 100 mm becomes 150 mm 200 mm becomes 300 mm
Screen & Viewfinder	Sony a68	Sony a550
Articulated LCD	Tilting	Tilting
Screen size	2.7”	3”
Screen dots	460800	921600
Touch screen	No	No
Screen type	TFT LCD	N/A
Live view	Yes	Yes
Viewfinder Type	Electronic	Optical (pentamirror)
Viewfinder Coverage	100%	95%
Viewfinder Magnification	0.88× (0.59× 35mm equiv.)	0.8× (0.53× 35mm equiv.)
Viewfinder Resolution	N/A	N/A
Photography features	Sony a68	Sony a550
Frames per second	8 fps	7 fps
Minimum Shutter Speed	30 seconds	30 seconds
Maximum Shutter Speed	1/4000 seconds	1/4000 seconds
Built-in Flash	Yes	Yes
Built-in Flash Range	12 meters	12 meters
External Flash	Yes	Yes
Self-Timer	Yes	Yes
Time-lapse	No	No
Metering modes	Multi Center Weighted Spot	Multi Center Weighted Spot
Exposure Compensation	+/- 5 (at 1/3 EV, 1/2 EV steps)	+/- 2 (at 1/3 EV steps)
Videography features	Sony a68	Sony a550
Video recording	Yes	No
Video format	MPEG4 XAVC-S AVCHD	N/A
Video resolution	1440 x 1080 1920 x 1080	N/A
Built-in Microphone	Yes	No
Built-in Speakers	Yes	No
Storage	Sony a68	Sony a550
Memory Card	Memory Stick Pro Duo SD/SDHC	Memory Stick Pro Duo SD/SDHC
Connectivity	Sony a68	Sony a550
HDMI Output	Yes	Yes
Microphone Port	Yes	No
Headphone Port	No	No
Wireless	No	No
Remote Control	Yes (wired or smartphone)	Yes (Wired or Wireless (Optional))
GPS	No	No
Body & Dimensions	Sony a68	Sony a550
Enviromentally sealed	No	No
Battery	Battery Pack	Battery Pack
Battery Details	NP-FM500H lithium-ion battery and charger	Lithium-Ion NP-FM500H rechargeable battery & charger
Battery Life (CIPA)	580 shots	480 shots
Width	143 mm	137 mm
Height	104 mm	104 mm
Depth	81 mm	84 mm
Weight	610 gram	632 gram