Sony A7 vs Sony A55
78 Imaging
70 Features
80 Overall
74


67 Imaging
55 Features
80 Overall
65
Sony A7 vs Sony A55 Key Specs
(Full Review)
- 24MP - Full frame Sensor
- 3" Tilting Display
- ISO 50 - 25600
- 1/8000s Max Shutter
- 1920 x 1080 video
- Sony E Mount
- 474g - 127 x 94 x 48mm
- Announced January 2014
- Replacement is Sony A7 II
(Full Review)
- 16MP - APS-C Sensor
- 3" Fully Articulated Screen
- ISO 100 - 12800 (Increase to 25600)
- Sensor based Image Stabilization
- 1920 x 1080 video
- Sony/Minolta Alpha Mount
- 500g - 124 x 92 x 85mm
- Released August 2010
- Replacement is Sony A57

Sony A7 vs Sony A55 Overview
Here is a extended review of the Sony A7 vs Sony A55, one being a Pro Mirrorless and the latter is a Entry-Level DSLR and both of them are offered by Sony. There is a significant difference between the sensor resolutions of the A7 (24MP) and A55 (16MP) and the A7 (Full frame) and A55 (APS-C) come with totally different sensor sizes.

The A7 was announced 3 years later than the A55 and that is quite a sizable gap as far as tech is concerned. Both the cameras come with different body type with the Sony A7 being a SLR-style mirrorless camera and the Sony A55 being a Compact SLR camera.
Before delving in to a detailed comparison, below is a simple summary of how the A7 scores vs the A55 with regard to portability, imaging, features and an overall rating.

Sony A7 vs Sony A55 Gallery
This is a preview of the gallery photos for Sony Alpha A7 and Sony SLT-A55. The whole galleries are available at Sony A7 Gallery and Sony A55 Gallery.
Reasons to pick Sony A7 over the Sony A55
A7 | A55 | |||
---|---|---|---|---|
Released | January 2014 | ![]() | August 2010 | Fresher by 42 months |
Screen resolution | 1230k | ![]() | 921k | Sharper screen (+309k dot) |
Reasons to pick Sony A55 over the Sony A7
A55 | A7 | |||
---|---|---|---|---|
Screen type | Fully Articulated | ![]() | Tilting | Fully Articulating screen |
Selfie screen | ![]() | Easy selfies |
Common features in the Sony A7 and Sony A55
A7 | A55 | |||
---|---|---|---|---|
Manually focus | ![]() | Dial exact focus | ||
Screen dimension | 3" | ![]() | 3" | Identical screen dimensions |
Touch screen | ![]() | Lacking Touch screen |
Sony A7 vs Sony A55 Physical Comparison
For those who are intending to carry your camera, you should consider its weight and volume. The Sony A7 enjoys external dimensions of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") with a weight of 474 grams (1.04 lbs) and the Sony A55 has sizing of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") and a weight of 500 grams (1.10 lbs).
Take a look at the Sony A7 vs Sony A55 in the latest Camera and Lens Size Comparison Tool.
Always remember, the weight of an Interchangeable Lens Camera will vary depending on the lens you choose at that moment. Here is the front view size comparison of the A7 versus the A55.

Taking into account size and weight, the portability grade of the A7 and A55 is 78 and 67 respectively.

Sony A7 vs Sony A55 Sensor Comparison
Generally, it is very tough to visualise the difference between sensor sizing just by going over specifications. The visual below might give you a clearer sense of the sensor sizes in the A7 and A55.
Plainly, both the cameras posses different megapixels and different sensor sizing. The A7 using its bigger sensor will make getting bokeh simpler and the Sony A7 will deliver more detail with its extra 8 Megapixels. Higher resolution will help you crop photographs somewhat more aggressively. The younger A7 will have an edge with regard to sensor tech.

Sony A7 vs Sony A55 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Sony A7 vs Sony A55 Specifications
Sony Alpha A7 | Sony SLT-A55 | |
---|---|---|
General Information | ||
Company | Sony | Sony |
Model | Sony Alpha A7 | Sony SLT-A55 |
Type | Pro Mirrorless | Entry-Level DSLR |
Announced | 2014-01-22 | 2010-08-24 |
Body design | SLR-style mirrorless | Compact SLR |
Sensor Information | ||
Powered by | Bionz X | Bionz |
Sensor type | CMOS | CMOS |
Sensor size | Full frame | APS-C |
Sensor measurements | 35.8 x 23.9mm | 23.5 x 15.6mm |
Sensor area | 855.6mm² | 366.6mm² |
Sensor resolution | 24 megapixel | 16 megapixel |
Anti aliasing filter | ||
Aspect ratio | 3:2 and 16:9 | 3:2 and 16:9 |
Max resolution | 6000 x 4000 | 4912 x 3264 |
Max native ISO | 25600 | 12800 |
Max enhanced ISO | - | 25600 |
Min native ISO | 50 | 100 |
RAW files | ||
Autofocusing | ||
Manual focus | ||
Autofocus touch | ||
Autofocus continuous | ||
Autofocus single | ||
Tracking autofocus | ||
Selective autofocus | ||
Autofocus center weighted | ||
Multi area autofocus | ||
Autofocus live view | ||
Face detect focus | ||
Contract detect focus | ||
Phase detect focus | ||
Number of focus points | 117 | 15 |
Cross focus points | 25 | 3 |
Lens | ||
Lens mount | Sony E | Sony/Minolta Alpha |
Number of lenses | 121 | 143 |
Focal length multiplier | 1 | 1.5 |
Screen | ||
Display type | Tilting | Fully Articulated |
Display sizing | 3" | 3" |
Display resolution | 1,230 thousand dot | 921 thousand dot |
Selfie friendly | ||
Liveview | ||
Touch function | ||
Display tech | Xtra Fine LCD | - |
Viewfinder Information | ||
Viewfinder type | Electronic | Electronic |
Viewfinder resolution | 2,359 thousand dot | 1,150 thousand dot |
Viewfinder coverage | 100% | 100% |
Viewfinder magnification | 0.71x | 0.73x |
Features | ||
Minimum shutter speed | 30 seconds | 30 seconds |
Fastest shutter speed | 1/8000 seconds | 1/4000 seconds |
Continuous shutter speed | 5.0fps | 10.0fps |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Custom white balance | ||
Image stabilization | ||
Built-in flash | ||
Flash range | no built-in flash | 10.00 m (@ ISO 100) |
Flash modes | no built-in flash | Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless |
Hot shoe | ||
Auto exposure bracketing | ||
White balance bracketing | ||
Fastest flash sync | 1/250 seconds | 1/160 seconds |
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Supported video resolutions | 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) | 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps) |
Max video resolution | 1920x1080 | 1920x1080 |
Video format | MPEG-4, AVCHD | MPEG-4, AVCHD, H.264 |
Microphone jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | Built-In | Eye-Fi Connected |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | BuiltIn |
Physical | ||
Environmental seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 474 gr (1.04 lbs) | 500 gr (1.10 lbs) |
Dimensions | 127 x 94 x 48mm (5.0" x 3.7" x 1.9") | 124 x 92 x 85mm (4.9" x 3.6" x 3.3") |
DXO scores | ||
DXO Overall score | 90 | 73 |
DXO Color Depth score | 24.8 | 23.0 |
DXO Dynamic range score | 14.2 | 12.4 |
DXO Low light score | 2248 | 816 |
Other | ||
Battery life | 340 photographs | 380 photographs |
Battery form | Battery Pack | Battery Pack |
Battery model | NP-FW50 | NP-FW50 |
Self timer | Yes (2 or 10 sec; continuous (3 or 5 exposures)) | Yes (2 or 10 sec) |
Time lapse shooting | With downloadable app | |
Storage media | SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo | SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo |
Storage slots | 1 | 1 |
Retail cost | $798 | $800 |