Sony A7R III vs Sony FX3
Portability
63 Imaging
77 Features
93 Overall
83
63 Imaging
77 Features
93 Overall
83
Portability
62 Imaging
65 Features
92 Overall
75
62 Imaging
65 Features
92 Overall
75
Sony A7R III vs Sony FX3 Key Specs
Sony A7R III
(Full Review)
(Full Review)
- 42MP - Full frame Sensor
- 3" Tilting Display
- ISO 100 - 32000 (Bump to 102400)
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Maximum Shutter
- 3840 x 2160 video
- Sony E Mount
- 657g - 127 x 96 x 74mm
- Introduced October 2017
- Replaced the Sony A7R II
- Refreshed by Sony A7R IV
Sony FX3
(Full Review)
(Full Review)
- 12MP - Full frame Sensor
- 3.00" Fully Articulated Display
- ISO 80 - 102400 (Bump to 409600)
- Sensor based 5-axis Image Stabilization
- 1/8000s Maximum Shutter
- 3840 x 2160 video
- Sony E Mount
- 716g - 130 x 78 x 85mm
- Revealed February 2021
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The following is a complete analysis of the Sony A7R III vs Sony FX3, both Pro Mirrorless cameras and both of them are created by Sony. There exists a substantial gap among the resolutions of the A7R III (42MP) and FX3 (12MP) but they possess the exact same sensor size (Full frame).
Snapchat Adds Watermarks to AI-Created ImagesThe A7R III was released 4 years earlier than the FX3 which is a fairly big difference as far as camera technology is concerned. Both the cameras come with different body type with the Sony A7R III being a SLR-style mirrorless camera and the Sony FX3 being a Rangefinder-style mirrorless camera.
Before delving straight into a in depth comparison, below is a brief synopsis of how the A7R III scores vs the FX3 in terms of portability, imaging, features and an overall mark.
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Below is a sample of the gallery pics for Sony Alpha A7R III & Sony FX3. The complete galleries are provided at Sony A7R III Gallery & Sony FX3 Gallery.
Reasons to pick Sony A7R III over the Sony FX3
| A7R III | FX3 |
|---|
Reasons to pick Sony FX3 over the Sony A7R III
| FX3 | A7R III | |||
|---|---|---|---|---|
| Revealed | February 2021 |  | October 2017 | Newer by 40 months |
| Display type | Fully articulated |  | Tilting | Fully Articulating display |
| Selfie screen |  | Easy selfies |
Common features in the Sony A7R III and Sony FX3
| A7R III | FX3 | |||
|---|---|---|---|---|
| Manual focus |  | More accurate focusing | ||
| Display dimension | 3" |  | 3.00" | Identical display size |
| Display resolution | 1440k |  | 1440k | The same display resolution |
| Touch friendly display |  | Easily navigate |
Sony A7R III vs Sony FX3 Physical Comparison
When you are going to travel with your camera often, you should factor in its weight and dimensions. The Sony A7R III features outside measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") along with a weight of 657 grams (1.45 lbs) and the Sony FX3 has dimensions of 130mm x 78mm x 85mm (5.1" x 3.1" x 3.3") along with a weight of 716 grams (1.58 lbs).
Take a look at the Sony A7R III vs Sony FX3 in our newest Camera & Lens Size Comparison Tool.
Keep in mind, the weight of an ILC will differ depending on the lens you are using at that time. Following is the front view size comparison of the A7R III compared to the FX3.
Taking into consideration dimensions and weight, the portability score of the A7R III and FX3 is 63 and 62 respectively.
Sony A7R III vs Sony FX3 Sensor Comparison
More often than not, it is very difficult to visualize the difference in sensor dimensions merely by looking through specs. The image below will help offer you a far better sense of the sensor measurements in the A7R III and FX3.
All in all, both of the cameras have got the exact same sensor measurements but different resolution. You can expect to see the Sony A7R III to result in extra detail as a result of its extra 30 Megapixels. Greater resolution will also help you crop photos much more aggressively. The more aged A7R III will be behind when it comes to sensor innovation.
Sony A7R III vs Sony FX3 Screen and ViewFinder
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Portrait Comparison
Portrait photography with Sony A7R III
Portrait photography with Sony FX3
manual focus
fantastic resolution (42 megapixels)
big sensor size (Full frame)
provides face detect focusing
saves RAW formats
focusing manually
sensor size is great (Full frame)
comes with face detect focus
delivers RAW files
megapixel count low (12 megapixels)
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Sony A7R III as a Street photography camera
Sony FX3 as a Street photography camera
has a tilting screen
built in image stabilization (Sensor based 5-axis)
big sensor size (Full frame)
saves RAW formats
offers touch focus
environment sealing
great high ISO (32,000)
image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
delivers RAW files
comes with touch to focus
weather proof
great ISO range (102,400)
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Sony A7R III as a Sports photography camera
Sony FX3 as a Sports photography camera
great max shutter speed (1/8,000 seconds)
built in image stabilization (Sensor based 5-axis)
fantastic resolution (42MP)
big sensor size (Full frame)
provides tracking focus
environment sealing
better than average battery (650 per charge)
sensor has phase detect AF
maximum shutter speed is high (1/8,000 seconds)
image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
comes with tracking focus
weather proof
great battery life (600 CIPA)
comes with phase detect auto focus
megapixel count low (12MP)
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Sony A7R III Travel photography information
Sony FX3 Travel photography information
better than average battery (650 CIPA)
environment sealing
has bluetooth
offers touch focus
fantastic resolution (42MP)
doesn't offer selfie friendly display
great battery life (600 CIPA)
weather proof
connects via bluetooth
comes with touch to focus
selfie friendly screen
megapixel count low (12 megapixels)
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Sony A7R III Landscape photography features
Sony FX3 Landscape photography features
manual focus
interchangeable lenses (Sony E mount)
screen is a good size (3 inch)
built in image stabilization (Sensor based 5-axis)
fantastic resolution (42 megapixels)
big sensor size (Full frame)
no low pass filter
great high ISO (32,000)
saves RAW formats
environment sealing
better than average battery (650 CIPA)
2 card slots
focusing manually
switch lenses (Sony E mount)
good sized screen (3.00 inches)
image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
great ISO range (102,400)
delivers RAW files
weather proof
great battery life (600 per charge)
2 card slots
megapixel count low (12MP)
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Vlogging with Sony A7R III
Vlogging with Sony FX3
touchscreen enabled
built in image stabilization (Sensor based 5-axis)
provides face detect focusing
great video quality (3840 x 2160 resolution)
includes mic support
doesn't offer selfie friendly display
selfie friendly screen
touchscreen
image stabilization (Sensor based 5-axis)
comes with face detect focus
video resolution high (3840 x 2160 pixels)
does have microphone support
Photography Glossary
Sony A7R III vs Sony FX3 Specifications
| Sony Alpha A7R III | Sony FX3 | |
|---|---|---|
| General Information | ||
| Make | Sony | Sony |
| Model | Sony Alpha A7R III | Sony FX3 |
| Class | Pro Mirrorless | Pro Mirrorless |
| Introduced | 2017-10-25 | 2021-02-23 |
| Physical type | SLR-style mirrorless | Rangefinder-style mirrorless |
| Sensor Information | ||
| Processor | Bionz X | - |
| Sensor type | BSI-CMOS | BSI-CMOS |
| Sensor size | Full frame | Full frame |
| Sensor measurements | 35.9 x 24mm | 35.6 x 23.8mm |
| Sensor surface area | 861.6mm² | 847.3mm² |
| Sensor resolution | 42MP | 12MP |
| Anti aliasing filter | ||
| Aspect ratio | 3:2 and 16:9 | 3:2 and 16:9 |
| Max resolution | 7952 x 5304 | 4240 x 2832 |
| Max native ISO | 32000 | 102400 |
| Max enhanced ISO | 102400 | 409600 |
| Minimum native ISO | 100 | 80 |
| RAW pictures | ||
| Minimum enhanced ISO | 50 | 50 |
| Autofocusing | ||
| Focus manually | ||
| Touch to focus | ||
| Continuous autofocus | ||
| Single autofocus | ||
| Autofocus tracking | ||
| Selective autofocus | ||
| Center weighted autofocus | ||
| Autofocus multi area | ||
| Autofocus live view | ||
| Face detect focus | ||
| Contract detect focus | ||
| Phase detect focus | ||
| Number of focus points | 425 | 759 |
| Lens | ||
| Lens mounting type | Sony E | Sony E |
| Available lenses | 121 | 187 |
| Crop factor | 1 | 1 |
| Screen | ||
| Type of display | Tilting | Fully articulated |
| Display sizing | 3 inches | 3.00 inches |
| Resolution of display | 1,440k dots | 1,440k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch function | ||
| Viewfinder Information | ||
| Viewfinder type | Electronic | None |
| Viewfinder resolution | 3,686k dots | - |
| Viewfinder coverage | 100 percent | - |
| Viewfinder magnification | 0.78x | - |
| Features | ||
| Minimum shutter speed | 30 seconds | 30 seconds |
| Fastest shutter speed | 1/8000 seconds | 1/8000 seconds |
| Continuous shutter rate | 10.0 frames per second | 10.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Change white balance | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash range | no built-in flash | no built-in flash |
| Flash modes | Off, Auto, Fill-flash, Slow Sync, Rear Sync, Red-eye reduction, Wireless, Hi-speed sync | no built-in flash |
| External flash | ||
| AE bracketing | ||
| WB bracketing | ||
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Supported video resolutions | 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) | 3840 x 2160 @ 120p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 100p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 60p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 50p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 30p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 25p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 24p / 100 Mbps, XAVC S, MP4, H.265, Linear PCM 1920 x 1080 @ 120p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 100p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 60p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 50p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 25p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 24p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM |
| Max video resolution | 3840x2160 | 3840x2160 |
| Video format | MPEG-4, AVCHD, XAVC S | MPEG-4, XAVC S, XAVC HS, XAVC S-1, H.264, H.265 |
| Microphone support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | Built-In | Built-In |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 3.1 Gen 1(5 GBit/sec) | USB 3.2 Gen 1 (5 GBit/sec) |
| GPS | None | None |
| Physical | ||
| Environment sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 657 gr (1.45 lb) | 716 gr (1.58 lb) |
| Dimensions | 127 x 96 x 74mm (5.0" x 3.8" x 2.9") | 130 x 78 x 85mm (5.1" x 3.1" x 3.3") |
| DXO scores | ||
| DXO Overall score | 100 | 85 |
| DXO Color Depth score | 26.0 | 24.2 |
| DXO Dynamic range score | 14.7 | 13.4 |
| DXO Low light score | 3523 | 3900 |
| Other | ||
| Battery life | 650 photographs | 600 photographs |
| Battery style | Battery Pack | Battery Pack |
| Battery model | NP-FZ100 | NP-FZ100 |
| Self timer | Yes (2 or 10 sec; continuous (3 or 5 exposures)) | Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
| Time lapse recording | With downloadable app | |
| Storage type | Two SD/SDHC/SDXC slots (UHS-II support on one) | Dual SD/CFexpress Type A slots |
| Card slots | Dual | Dual |
| Cost at release | $2,800 | $3,900 |