Sony a37 vs Nikon D100

This is a full comparison between the cameras Sony a37 and Nikon D100. We compare them by looking at the categories you see below.

Manufacturing

Sony a37 is manufacturered by Sony but Nikon D100 is from Nikon. Both Sony and Nikon are well known brands though.

Type of camera

Sensors / crop factor

These cameras have different sensors. Sony a37 has a "Sony APS-C"-sensor while Nikon D100 has a "Nikon DX"-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)
Camera selection can affect the focal length (Nikon)

Resolution

Sony a37 has a 16 MP (Megapixels) resolution while Nikon D100 has 6 MP. If we break down this in more detail this is the data behind the numbers:

Sony a37 has a 167 % larger resolution than Nikon D100. 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 a37 has a larger ISO-range than Nikon D100. Sony a37 has an ISO range that stretches from 100 to 25600 while Nikon D100 has 200 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 a37
Lens compatibility chart for Nikon D100

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony a37 can shoot up to 5,5 pictures per seconds and Nikon D100 can shoot up to 3 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 a37. Unfortunately Nikon D100 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.

Nikon D100 weighs 780 gr (equal to 1.72 lb) which is 54% heavier than Sony a37 and its 506 gr (or 1.12 lb).

Sony a37 vs Nikon D100 Specs

Below you will find the complete and detailed technical specs for both Sony a37 and Nikon D100, 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 a37	Nikon D100
Name	Sony a37	Nikon D100
Manufacturer	Sony	Nikon
Release Date and Price	Sony a37	Nikon D100
Release Year	2012	2002
Release Date	2012-05-17	2002-02-21
MSRP	599 USD	1999 USD
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Camera Type	Sony a37	Nikon D100
Camera Type	SLT	DSLR
Sensor	Sony a37	Nikon D100
Sensor Size	APS-C (approx 23.5 x 15.6 mm)	APS-C (approx 23.7 x 15.5 mm) Also known as "DX"
Sensor Type	CMOS	CCD
Resolution	4912 x 3264 pixels	3008 x 2000 pixels
Megapixels	16 MP	6 MP
Image Processor	Bionz	EXPEED
Image	Sony a37	Nikon D100
ISO Range	100 - 25600	200 - 1600
White Balance Presets	6	6
Custom White Balance	Yes	Yes
Image Stabilization	Yes (Sensor-Shift)	No
Image Stabilization CIPA Rating	0 stops	0 stops
Uncompressed format	RAW	RAW
Optics & Focus	Sony a37	Nikon D100
Autofocus Motor	Yes	Yes
Autofocus	Phase Detect Multi Area Selective Single Point Single Continuous Face Detection LiveView	Contract Detect (sensor) Phase Detect Multi Area Selective Single Point Single Continuous
Focus Points	15	5
Lens Mount	Sony A See Compatible Lenses	Nikon F 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	DX / APS-C (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 a37	Nikon D100
Articulated LCD	Tilting	Fixed
Screen size	2.6”	1,8”
Screen dots	230400	118000
Touch screen	No	No
Screen type	N/A	N/A
Live view	Yes	No
Viewfinder Type	Electronic	Optical (pentaprism)
Viewfinder Coverage	100%	95%
Viewfinder Magnification	1.09× (0.73× 35mm equiv.)	0.8× (0.53× 35mm equiv.)
Viewfinder Resolution	N/A	N/A
Photography features	Sony a37	Nikon D100
Frames per second	5,5 fps	3 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	11 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)	+/- 5 (at 1/3 EV, 1/2 EV steps)
Videography features	Sony a37	Nikon D100
Video recording	Yes	No
Video format	MPEG4 H.264 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 a37	Nikon D100
Memory Card	Memory Stick Pro Duo SD/SDHC	Compact Flash
Connectivity	Sony a37	Nikon D100
HDMI Output	Yes	Yes
Microphone Port	No	No
Headphone Port	No	No
Wireless	Yes Eye-Fi Connected	No
Remote Control	Yes (Optional)	Yes (Via Optional vertical grip or software)
GPS	No	No
Body & Dimensions	Sony a37	Nikon D100
Enviromentally sealed	No	No
Battery	Battery Pack	Battery Pack
Battery Details	Rechargeable NP-FW50 battery & charger	Nikon EN-EL3 lithium-ion battery
Battery Life (CIPA)	500 shots	N/A
Width	124 mm	144 mm
Height	92 mm	116 mm
Depth	85 mm	81 mm
Weight	506 gram	780 gram