Sony a900 vs Sony a700

This is a full comparison between the cameras Sony a900 and Sony a700. We compare them by looking at the categories you see below.

Manufacturing

These cameras are both manufactured by Sony.

Type of camera

Both these cameras are DSLR cameras. No difference there.

Sensors / crop factor

These cameras have different sensors. Sony a900 has a "Sony Full Frame"-sensor while Sony a700 has a "Sony APS-C"-sensor, and their difference in sensors will also affect the crop factor and experience focal length. See the table below.

** 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 a900 has a 25 MP (Megapixels) resolution while Sony a700 has 12 MP. If we break down this in more detail this is the data behind the numbers:

Sony a900 has a 100 % larger resolution than Sony a700. 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

Both of these cameras offer the exact same ISO range. They both have 100 to 1600.

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 a900
Lens compatibility chart for Sony a700

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a900 can shoot up to 5 pictures per seconds and Sony a700 can shoot up to 5 pictures per seconds.

Ability to record movies

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

Though, neither Sony a900 or Sony a700 can shoot movies so if that is a functionality that you are really looking for you should look elsewhere.

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 a900 weighs 895 gr (equal to 1.97 lb) which is 17% heavier than Sony a700 and its 768 gr (or 1.69 lb).

Sony a900 vs Sony a700 Specs

Below you will find the complete and detailed technical specs for both Sony a900 and Sony a700, 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 a900	Sony a700
Name	Sony a900	Sony a700
Manufacturer	Sony	Sony
Release Date and Price	Sony a900	Sony a700
Release Year	2008	2007
Release Date	2008-09-09	2007-09-06
MSRP	2999 USD	1399 USD
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Camera Type	Sony a900	Sony a700
Camera Type	DSLR	DSLR
Sensor	Sony a900	Sony a700
Sensor Size	Full Frame (approx 36 x 24 mm)	APS-C (approx 23.5 x 15.6 mm)
Sensor Type	CMOS	CMOS
Resolution	6048 x 4032 pixels	4272 x 2848 pixels
Megapixels	25 MP	12 MP
Image Processor	Bionz	Bionz
Image	Sony a900	Sony a700
ISO Range	100 - 1600	100 - 1600
White Balance Presets	7	7
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 a900	Sony a700
Autofocus Motor	Yes	Yes
Autofocus	Phase Detect Multi Area Center Selective Single Point Single Continuous	Phase Detect Multi Area Selective Single Point Single Continuous
Focus Points	9	11
Lens Mount	Sony A See Compatible Lenses	Sony A See Compatible Lenses
Focal Length Multiplier	Full frame No multiplier Example: 24 mm remains 24 mm 50 mm remains 50 mm 100 mm remains 100 mm 200 mm remains 200 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 a900	Sony a700
Articulated LCD	Fixed	N/A
Screen size	3”	3”
Screen dots	921600	920000
Touch screen	No	No
Screen type	TFT Xtra Fine color LCD	N/A
Live view	No	No
Viewfinder Type	Optical (pentaprism)	Optical (pentaprism)
Viewfinder Coverage	100%	95%
Viewfinder Magnification	0.74x	0.9× (0.6× 35mm equiv.)
Viewfinder Resolution	N/A	N/A
Photography features	Sony a900	Sony a700
Frames per second	5 fps	5 fps
Minimum Shutter Speed	30 seconds	30 seconds
Maximum Shutter Speed	1/8000 seconds	1/8000 seconds
Built-in Flash	No	Yes
Built-in Flash Range	N/A	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	+/- 3 (at 1/3 EV steps)	+/- 3 (at 1/3 EV, 1/2 EV, 2/3 EV steps)
Videography features	Sony a900	Sony a700
Video recording	No	No
Video format	N/A	N/A
Video resolution	N/A	N/A
Built-in Microphone	No	No
Built-in Speakers	No	No
Storage	Sony a900	Sony a700
Memory Card	Compact Flash Memory Stick Pro Duo	Compact Flash Memory Stick Pro Duo
Connectivity	Sony a900	Sony a700
HDMI Output	Yes	Yes
Microphone Port	No	No
Headphone Port	No	No
Wireless	No	No
Remote Control	Yes (Wired or Wireless (Optional))	Yes (Wire (Optional))
GPS	No	No
Body & Dimensions	Sony a900	Sony a700
Enviromentally sealed	Yes	No
Battery	Battery Pack	Battery Pack
Battery Details	Lithium-Ion NP-FM500H rechargeable battery & charger	Lithium-Ion (NP-FM500H) & charger
Battery Life (CIPA)	880 shots	650 shots
Width	156 mm	142 mm
Height	117 mm	105 mm
Depth	82 mm	80 mm
Weight	895 gram	768 gram