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Sony NEX-7 vs Sony A57

Portability
84
Imaging
63
Features
71
Overall
66
Sony Alpha NEX-7 front
 
Sony SLT-A57 front
Portability
64
Imaging
57
Features
85
Overall
68

Sony NEX-7 vs Sony A57 Key Specs

Sony NEX-7
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Tilting Display
  • ISO 100 - 16000
  • 1920 x 1080 video
  • Sony E Mount
  • 400g - 120 x 67 x 43mm
  • Announced December 2011
Sony A57
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 16000 (Raise to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 618g - 132 x 98 x 81mm
  • Launched September 2012
  • Previous Model is Sony A55
  • Refreshed by Sony A58
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Sony NEX-7 vs Sony A57 Overview

Here, we are matching up the Sony NEX-7 versus Sony A57, one is a Advanced Mirrorless and the other is a Entry-Level DSLR and both of them are produced by Sony. There exists a crucial gap among the sensor resolutions of the NEX-7 (24MP) and A57 (16MP) but both cameras offer the identical sensor measurements (APS-C).

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The NEX-7 was revealed 9 months prior to the A57 which means that they are of a similar generation. Each of the cameras feature different body design with the Sony NEX-7 being a Rangefinder-style mirrorless camera and the Sony A57 being a Compact SLR camera.

Before we go straight to a step-by-step comparison, here is a short summation of how the NEX-7 grades vs the A57 with regard to portability, imaging, features and an overall mark.

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Reasons to pick Sony NEX-7 over the Sony A57

 NEX-7 A57 

Reasons to pick Sony A57 over the Sony NEX-7

 A57 NEX-7 
LaunchedSeptember 2012December 2011Newer by 9 months
Display typeFully ArticulatedTiltingFully Articulating display
Selfie screen Take selfies

Common features in the Sony NEX-7 and Sony A57

 NEX-7 A57 
Manually focus More precise focus
Display size3"3"Same display measurements
Display resolution921k921kEqual display resolution
Touch friendly display Absent Touch friendly display

Sony NEX-7 vs Sony A57 Physical Comparison

For anybody who is going to travel with your camera regularly, you'll have to factor its weight and measurements. The Sony NEX-7 features exterior measurements of 120mm x 67mm x 43mm (4.7" x 2.6" x 1.7") and a weight of 400 grams (0.88 lbs) while the Sony A57 has proportions of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") along with a weight of 618 grams (1.36 lbs).

Compare the Sony NEX-7 versus Sony A57 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an Interchangeable Lens Camera will differ depending on the lens you are working with at that moment. Following is a front view proportions comparison of the NEX-7 vs the A57.

Sony NEX-7 vs Sony A57 size comparison

Using dimensions and weight, the portability rating of the NEX-7 and A57 is 84 and 64 respectively.

Sony NEX-7 vs Sony A57 top view buttons comparison

Sony NEX-7 vs Sony A57 Sensor Comparison

Typically, it is very tough to visualize the difference in sensor dimensions purely by researching a spec sheet. The image underneath might provide you a clearer sense of the sensor sizing in the NEX-7 and A57.

As you can see, the 2 cameras come with the identical sensor size but different MP. You should expect to see the Sony NEX-7 to result in more detail because of its extra 8 Megapixels. Greater resolution will also make it easier to crop pics a good deal more aggressively. The more aged NEX-7 will be disadvantaged with regard to sensor technology.

Sony NEX-7 vs Sony A57 sensor size comparison

Sony NEX-7 vs Sony A57 Screen and ViewFinder

Sony NEX-7 vs Sony A57 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony NEX-7 as a Portrait photography camera
Sony A57 as a Portrait photography camera
77
has manual focus
megapixel count decent (24MP)
sensor size is decent (APS-C)
includes face detect focus
saves RAW formats
74
has manual focus
good MP (16 megapixels)
decent sensor size (APS-C)
includes face detect autofocus
delivers RAW formats
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Street Comparison

Sony NEX-7 Street photography information
Sony A57 Street photography information
76
has a tilting screen
sensor size is decent (APS-C)
saves RAW formats
lack of image stabilization
75
fully articulated screen
image stabilization (Sensor based)
decent sensor size (APS-C)
delivers RAW formats
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Sports Comparison

Sony NEX-7 Sports photography details
Sony A57 Sports photography details
61
megapixel count decent (24MP)
sensor size is decent (APS-C)
great battery (430 CIPA)
lack of image stabilization
doesn't have phase detect auto focus
78
image stabilization (Sensor based)
good MP (16MP)
decent sensor size (APS-C)
includes tracking focus
supports phase detect autofocus
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Travel Comparison

Sony NEX-7 Travel photography details
Sony A57 Travel photography details
70
great battery (430 CIPA)
megapixel count decent (24MP)
has built in flash
lack of Timelapse function
doesn't posses selfie friendly screen
67
good MP (16 megapixels)
built-in flash
selfie friendly screen
does not have Timelapse recording
Photography Glossary

Landscape Comparison

Sony NEX-7 Landscape photography advice
Sony A57 Landscape photography advice
72
has manual focus
change lenses (Sony E mount)
screen size is decent (3")
megapixel count decent (24MP)
sensor size is decent (APS-C)
saves RAW formats
great battery (430 per charge)
lack of image stabilization
lack of Timelapse function
72
has manual focus
switch lenses (Sony/Minolta Alpha mount)
nice screen size (3 inch)
image stabilization (Sensor based)
good MP (16MP)
decent sensor size (APS-C)
delivers RAW formats
does not have Timelapse recording
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Vlogging Comparison

Vlogging with Sony NEX-7
Vlogging with Sony A57
35
includes face detect focus
video resolution high (1920 x 1080 resolution)
comes with microphone support
doesn't posses selfie friendly screen
lack of image stabilization
77
selfie friendly screen
image stabilization (Sensor based)
includes face detect autofocus
good video quality (1920 x 1080 resolution)
comes with microphone support
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Sony NEX-7 vs Sony A57 Specifications

Detailed spec comparison table for Sony NEX-7 and Sony A57
 Sony Alpha NEX-7Sony SLT-A57
General Information
Brand Sony Sony
Model type Sony Alpha NEX-7 Sony SLT-A57
Category Advanced Mirrorless Entry-Level DSLR
Announced 2011-12-13 2012-09-13
Physical type Rangefinder-style mirrorless Compact SLR
Sensor Information
Processor Chip Bionz -
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor measurements 23.5 x 15.6mm 23.5 x 15.6mm
Sensor surface area 366.6mm² 366.6mm²
Sensor resolution 24MP 16MP
Anti alias filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Peak resolution 6000 x 4000 4912 x 3264
Highest native ISO 16000 16000
Highest enhanced ISO - 25600
Lowest native ISO 100 100
RAW pictures
Autofocusing
Focus manually
Touch to focus
Continuous autofocus
Autofocus single
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 25 15
Cross type focus points - 3
Lens
Lens support Sony E Sony/Minolta Alpha
Total lenses 121 143
Crop factor 1.5 1.5
Screen
Display type Tilting Fully Articulated
Display size 3 inches 3 inches
Display resolution 921 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch functionality
Display tech - Xtra Fine TFT drive with TruBlack technology
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution - 1,440 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.73x 0.7x
Features
Minimum shutter speed 30 secs 30 secs
Fastest shutter speed 1/4000 secs 1/4000 secs
Continuous shutter rate 10.0 frames/s 12.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Integrated flash
Flash distance 6.00 m 10.00 m (@ ISO 100)
Flash settings Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Fill-in, Wireless Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
Auto exposure bracketing
WB bracketing
Fastest flash synchronize 1/160 secs 1/160 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (60, 24 fps), 1440 x 1080 (30 fps), 640 x 480 (30 fps) 1920 x 1080 (60p, 24p), 1440 x 1080 (30p), 640 x 480 (30 fps)
Highest video resolution 1920x1080 1920x1080
Video file format MPEG-4, AVCHD MPEG-4, AVCHD, H.264
Microphone support
Headphone support
Connectivity
Wireless Eye-Fi Connected Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 400 gr (0.88 lbs) 618 gr (1.36 lbs)
Physical dimensions 120 x 67 x 43mm (4.7" x 2.6" x 1.7") 132 x 98 x 81mm (5.2" x 3.9" x 3.2")
DXO scores
DXO Overall rating 81 75
DXO Color Depth rating 24.1 23.4
DXO Dynamic range rating 13.4 13.0
DXO Low light rating 1016 785
Other
Battery life 430 photographs 550 photographs
Style of battery Battery Pack Battery Pack
Battery ID NPFW50 NP-FM500H
Self timer Yes (2 or 10 sec, 10sec (3 or 5 images)) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots 1 1
Pricing at release $699 $1,000