Sony NEX-3N vs Sony NEX-7

This is a full comparison between the cameras Sony NEX-3N and Sony NEX-7. We compare them by looking at the categories you see below.

Manufacturing

These cameras are both manufactured by Sony.

Sony NEX-3N were released 2013 and Sony NEX-7 was released 2011. That is a 2 years difference. In tech, this period can be of interest since technology is always improving, etc.

Camera Released
Sony NEX-3N 2013
Sony NEX-7 2011

Type of camera

Both these cameras are Mirrorless cameras. No difference there.

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.

Camera Focal length, 50mm f/1.8 **
Sony NEX-3N 75 mm
Sony APS-C sensor
Crop factor/focal length multiplier by * 1.5
Sony NEX-7 75 mm
Sony APS-C sensor
Crop factor/focal length multiplier by * 1.5

** 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 NEX-3N has a 16 MP (Megapixels) resolution while Sony NEX-7 has 24 MP. If we break down this in more detail this is the data behind the numbers:

Camera Megapixels
Sony NEX-3N 16 MP
16032768 pixels
4912 x 3264
Sony NEX-7 24 MP
24000000 pixels
6000 x 4000

Sony NEX-7 has a 50 % larger resolution than Sony NEX-3N. 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 NEX-7 has a larger ISO-range than Sony NEX-3N. Sony NEX-7 has an ISO range that stretches from 100 to 16000 while Sony NEX-3N has 200 to 16000.

Camera ISO Range
Sony NEX-3N 200-16000
Sony NEX-7 100-16000

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 NEX-3N
Lens compatibility chart for Sony NEX-7

Pictures per second

Depending on what you are shooting the FPS, or frames/pictures per second, can definitely be of interest. Sony NEX-3N can shoot up to 4 pictures per seconds and Sony NEX-7 can shoot up to 10 pictures per seconds.

Camera FPS (Frames per second)
Sony NEX-3N 4
Sony NEX-7 10

Ability to record movies

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

In this case, both Sony NEX-3N and Sony NEX-7 can shoot movies.

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 NEX-7 weighs 400 gr (equal to 0.88 lb) which is 49% heavier than Sony NEX-3N and its 269 gr (or 0.59 lb).

Camera Weight
Sony NEX-3N 269 gr
0.59 lb
Sony NEX-7 400 gr
0.88 lb

Sony NEX-3N vs Sony NEX-7 Specs

Below you will find the complete and detailed technical specs for both Sony NEX-3N and Sony NEX-7, 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 NEX-3N
Sony NEX-7
Name Sony NEX-3N Sony NEX-7
Manufacturer Sony Sony
Release Date and Price
Sony NEX-3N
Sony NEX-7
Release Year 2013 2011
Release Date 2013-02-20 2011-08-24
MSRP 499 USD 699 USD
Buy it today
Camera Type
Sony NEX-3N
Sony NEX-7
Camera Type Mirrorless Mirrorless
Sensor
Sony NEX-3N
Sony NEX-7
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 4912 x 3264 pixels 6000 x 4000 pixels
Megapixels 16 MP 24 MP
Image Processor Bionz Bionz
Image
Sony NEX-3N
Sony NEX-7
ISO Range 200 - 16000 100 - 16000
White Balance Presets 6 6
Custom White Balance Yes Yes
Image Stabilization No No
Image Stabilization CIPA Rating 0 stops 0 stops
Uncompressed format RAW RAW
Optics & Focus
Sony NEX-3N
Sony NEX-7
Autofocus Motor Yes Yes
Autofocus Contract Detect (sensor)
Multi Area
Selective Single Point
Single
Continuous
LiveView
Contract Detect (sensor)
Multi Area
Selective Single Point
Single
Continuous
LiveView
Focus Points 25 25
Lens Mount Sony E

See Compatible Lenses
Sony E

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 NEX-3N
Sony NEX-7
Articulated LCD Tilting Tilting
Screen size 3 3
Screen dots 460000 921000
Touch screen No No
Screen type N/A N/A
Live view Yes Yes
Viewfinder Type No Viewfinder Electronic
Viewfinder Coverage 100%
Viewfinder Magnification 1.09 (0.73 35mm equiv.)
Viewfinder Resolution N/A N/A
Photography features
Sony NEX-3N
Sony NEX-7
Frames per second 4 fps 10 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 N/A 6 meters
External Flash No Yes
Self-Timer Yes Yes
Time-lapse No No
Metering modes Multi
Center Weighted
Spot
Multi
Center Weighted
Spot
Exposure Compensation N/A +/- 5 (at 1/3 EV steps)
Videography features
Sony NEX-3N
Sony NEX-7
Video recording Yes Yes
Video format MPEG4
AVCHD
MPEG4
AVCHD
Video resolution 1920 x 1080
1440 x 1080
1920 x 1080
Built-in Microphone Yes Yes
Built-in Speakers Yes Yes
Storage
Sony NEX-3N
Sony NEX-7
Memory Card Memory Stick Pro Duo
SD/SDHC
Memory Stick Pro Duo
SD/SDHC
Connectivity
Sony NEX-3N
Sony NEX-7
HDMI Output Yes Yes
Microphone Port No No
Headphone Port No No
Wireless No Yes
Eye-Fi Connected
Remote Control No Yes (InfraRed (optional))
GPS No No
Body & Dimensions
Sony NEX-3N
Sony NEX-7
Enviromentally sealed No No
Battery Battery Pack Battery Pack
Battery Details Lithium-Ion NP-FW50 rechargeable battery & USB charger
Lithium-Ion NP-FW50 rechargeable battery & charger
Battery Life (CIPA) 480 shots 430 shots
Width 110 mm 120 mm
Height 62 mm 67 mm
Depth 35 mm 43 mm
Weight 269 gram 400 gram