Sony A7 III vs Sony A57
63 Imaging
74 Features
92 Overall
81
64 Imaging
57 Features
85 Overall
68
Sony A7 III vs Sony A57 Key Specs
(Full Review)
- 24MP - Full frame Sensor
- 3" Tilting Display
- ISO 100 - 51200 (Expand to 204800)
- Sensor based 5-axis Image Stabilization
- 1/8000s Maximum Shutter
- 3840 x 2160 video
- Sony E Mount
- 650g - 127 x 96 x 74mm
- Revealed February 2018
- Superseded the Sony A7 II
- Replacement is Sony A7 IV
(Full Review)
Sony A7 III vs Sony A57 Overview
In this write-up, we will be evaluating the Sony A7 III vs Sony A57, one being a Pro Mirrorless and the latter is a Entry-Level DSLR and both of them are offered by Sony. There exists a significant gap between the sensor resolutions of the A7 III (24MP) and A57 (16MP) and the A7 III (Full frame) and A57 (APS-C) come with different sensor size.
Photography GlossaryThe A7 III was brought out 5 years later than the A57 and that is quite a sizable gap as far as technology is concerned. The two cameras offer different body type with the Sony A7 III being a SLR-style mirrorless camera and the Sony A57 being a Compact SLR camera.
Before going straight into a comprehensive comparison, below is a quick summation of how the A7 III scores vs the A57 with respect to portability, imaging, features and an overall rating.
Sony A7 III vs Sony A57 Gallery
Below is a preview of the gallery photos for Sony Alpha A7 III and Sony SLT-A57. The entire galleries are viewable at Sony A7 III Gallery and Sony A57 Gallery.
Reasons to pick Sony A7 III over the Sony A57
A7 III | A57 | |||
---|---|---|---|---|
Launched | February 2018 | September 2012 | Fresher by 67 months | |
Screen resolution | 922k | 921k | Sharper screen (+1k dot) | |
Touch friendly screen | Quickly navigate |
Reasons to pick Sony A57 over the Sony A7 III
A57 | A7 III | |||
---|---|---|---|---|
Screen type | Fully Articulated | Tilting | Fully Articulating screen | |
Selfie screen | Easy selfies |
Common features in the Sony A7 III and Sony A57
A7 III | A57 | |||
---|---|---|---|---|
Manually focus | Dial precise focusing | |||
Screen sizing | 3" | 3" | Equivalent screen size |
Sony A7 III vs Sony A57 Physical Comparison
For anybody who is planning to carry your camera frequently, you have to consider its weight and size. The Sony A7 III has got outside dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") along with a weight of 650 grams (1.43 lbs) whilst the Sony A57 has specifications of 132mm x 98mm x 81mm (5.2" x 3.9" x 3.2") having a weight of 618 grams (1.36 lbs).
Look at the Sony A7 III vs Sony A57 in the latest Camera and Lens Size Comparison Tool.Take into account, the weight of an Interchangeable Lens Camera will differ depending on the lens you choose at that time. The following is the front view scale comparison of the A7 III vs the A57.
Taking into consideration dimensions and weight, the portability grade of the A7 III and A57 is 63 and 64 respectively.
Sony A7 III vs Sony A57 Sensor Comparison
Normally, it can be hard to imagine the contrast between sensor sizing only by going over specs. The photograph here may give you a much better sense of the sensor dimensions in the A7 III and A57.
All in all, each of these cameras offer different megapixels and different sensor sizing. The A7 III due to its bigger sensor is going to make getting shallower depth of field easier and the Sony A7 III will offer you greater detail having its extra 8 Megapixels. Higher resolution will also allow you to crop shots a little more aggressively. The more recent A7 III should have an advantage when it comes to sensor tech.
Sony A7 III vs Sony A57 Screen and ViewFinder
Photography Type Scores
Portrait Comparison
Street Comparison
Sports Comparison
Travel Comparison
Landscape Comparison
Vlogging Comparison
Sony A7 III vs Sony A57 Specifications
Sony Alpha A7 III | Sony SLT-A57 | |
---|---|---|
General Information | ||
Company | Sony | Sony |
Model type | Sony Alpha A7 III | Sony SLT-A57 |
Class | Pro Mirrorless | Entry-Level DSLR |
Revealed | 2018-02-27 | 2012-09-13 |
Body design | SLR-style mirrorless | Compact SLR |
Sensor Information | ||
Powered by | Bionz X | - |
Sensor type | BSI-CMOS | CMOS |
Sensor size | Full frame | APS-C |
Sensor measurements | 35.8 x 23.8mm | 23.5 x 15.6mm |
Sensor area | 852.0mm² | 366.6mm² |
Sensor resolution | 24 megapixels | 16 megapixels |
Anti alias filter | ||
Aspect ratio | 3:2 and 16:9 | 3:2 and 16:9 |
Highest resolution | 6000 x 4000 | 4912 x 3264 |
Highest native ISO | 51200 | 16000 |
Highest boosted ISO | 204800 | 25600 |
Minimum native ISO | 100 | 100 |
RAW data | ||
Minimum boosted ISO | 50 | - |
Autofocusing | ||
Focus manually | ||
Touch to focus | ||
Autofocus continuous | ||
Autofocus single | ||
Tracking autofocus | ||
Selective autofocus | ||
Center weighted autofocus | ||
Multi area autofocus | ||
Autofocus live view | ||
Face detect focus | ||
Contract detect focus | ||
Phase detect focus | ||
Total focus points | 693 | 15 |
Cross type focus points | - | 3 |
Lens | ||
Lens mount type | Sony E | Sony/Minolta Alpha |
Number of lenses | 121 | 143 |
Focal length multiplier | 1 | 1.5 |
Screen | ||
Display type | Tilting | Fully Articulated |
Display diagonal | 3 inches | 3 inches |
Display resolution | 922k dot | 921k dot |
Selfie friendly | ||
Liveview | ||
Touch capability | ||
Display tech | - | Xtra Fine TFT drive with TruBlack technology |
Viewfinder Information | ||
Viewfinder type | Electronic | Electronic |
Viewfinder resolution | 2,359k dot | 1,440k dot |
Viewfinder coverage | 100 percent | 100 percent |
Viewfinder magnification | 0.78x | 0.7x |
Features | ||
Slowest shutter speed | 30s | 30s |
Maximum shutter speed | 1/8000s | 1/4000s |
Continuous shooting speed | 10.0fps | 12.0fps |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | Yes | Yes |
Change white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | no built-in flash | 10.00 m (@ ISO 100) |
Flash options | no built-in flash | Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless |
External flash | ||
AEB | ||
WB bracketing | ||
Maximum flash sync | - | 1/160s |
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Video resolutions | 3840 x 2160 (30p, 24p) 1920 x 1080 (120p, 60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) | 1920 x 1080 (60p, 24p), 1440 x 1080 (30p), 640 x 480 (30 fps) |
Highest video resolution | 3840x2160 | 1920x1080 |
Video format | MPEG-4, AVCHD, XAVC S, H.264 | MPEG-4, AVCHD, H.264 |
Microphone jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | Built-In | Eye-Fi Connected |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 3.1 Gen 1 (5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environmental seal | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 650 gr (1.43 pounds) | 618 gr (1.36 pounds) |
Dimensions | 127 x 96 x 74mm (5.0" x 3.8" x 2.9") | 132 x 98 x 81mm (5.2" x 3.9" x 3.2") |
DXO scores | ||
DXO All around rating | 96 | 75 |
DXO Color Depth rating | 25.0 | 23.4 |
DXO Dynamic range rating | 14.7 | 13.0 |
DXO Low light rating | 3730 | 785 |
Other | ||
Battery life | 610 photographs | 550 photographs |
Style of battery | Battery Pack | Battery Pack |
Battery ID | NP-FZ100 | NP-FM500H |
Self timer | Yes (2 or 10 sec; continuous (3 or 5 exposures)) | Yes (2 or 10 sec) |
Time lapse feature | ||
Type of storage | SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo | SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo |
Storage slots | 2 | One |
Retail price | $1,998 | $1,000 |