Sony A7 IV vs Sony A7R III
Portability
61 Imaging
80 Features
92 Overall
84
61 Imaging
80 Features
92 Overall
84
Portability
63 Imaging
78 Features
93 Overall
84
63 Imaging
78 Features
93 Overall
84
Sony A7 IV vs Sony A7R III Key Specs
Sony A7 IV
(Full Review)
(Full Review)
- 33MP - Full frame Sensor
- 3" Fully Articulated Screen
- ISO 100 - 51200 (Expand to 204800)
- Sensor based 5-axis Image Stabilization
- 1/8000s Maximum Shutter
- 3840 x 2160 video
- Sony E Mount
- 699g - 129 x 97 x 81mm
- Introduced October 2021
- Replaced the Sony A7 III
Sony A7R III
(Full Review)
(Full Review)
- 42MP - Full frame Sensor
- 3" Tilting Display
- ISO 100 - 32000 (Push to 102400)
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 3840 x 2160 video
- Sony E Mount
- 657g - 127 x 96 x 74mm
- Revealed October 2017
- Previous Model is Sony A7R II
- Newer Model is Sony A7R IV
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Its time to look a little more in depth at the Sony A7 IV and Sony A7R III, both Pro Mirrorless cameras and both are sold by Sony. There exists a significant gap among the image resolutions of the A7 IV (33MP) and A7R III (42MP) but both cameras posses the same sensor size (Full frame).
Meta to Introduce 'AI-Generated' Labels for Media starting next monthThe A7 IV was launched 4 years after the A7R III which is a fairly sizable gap as far as camera technology is concerned. The two cameras have the same body design (SLR-style mirrorless).
Before getting right into a in-depth comparison, here is a short introduction of how the A7 IV matches up against the A7R III in regards to portability, imaging, features and an overall mark.
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This is a sample of the gallery pics for Sony Alpha A7 IV and Sony Alpha A7R III. The complete galleries are viewable at Sony A7 IV Gallery and Sony A7R III Gallery.
Reasons to pick Sony A7 IV over the Sony A7R III
| A7 IV | A7R III | |||
|---|---|---|---|---|
| Revealed | October 2021 |  | October 2017 | Newer by 49 months |
| Display type | Fully articulated |  | Tilting | Fully Articulating display |
| Selfie screen |  | Take selfies |
Reasons to pick Sony A7R III over the Sony A7 IV
| A7R III | A7 IV |
|---|
Common features in the Sony A7 IV and Sony A7R III
| A7 IV | A7R III | |||
|---|---|---|---|---|
| Manual focus |  | Dial precise focusing | ||
| Display dimensions | 3" |  | 3" | Equal display size |
| Display resolution | 1440k |  | 1440k | Exact same display resolution |
| Touch display |  | Easily navigate |
Sony A7 IV vs Sony A7R III Physical Comparison
When you are intending to travel with your camera often, you should take into account its weight and dimensions. The Sony A7 IV has external dimensions of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") along with a weight of 699 grams (1.54 lbs) and the Sony A7R III has dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") having a weight of 657 grams (1.45 lbs).
Check out the Sony A7 IV and Sony A7R III in the new Camera and Lens Size Comparison Tool.
Remember, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are utilizing during that time. Below is a front view proportions comparison of the A7 IV and the A7R III.
Taking into account dimensions and weight, the portability rating of the A7 IV and A7R III is 61 and 63 respectively.
Sony A7 IV vs Sony A7R III Sensor Comparison
More often than not, it is very hard to picture the contrast in sensor dimensions only by viewing technical specs. The pic underneath will provide you a stronger sense of the sensor dimensions in the A7 IV and A7R III.
As you have seen, both cameras have the same sensor dimensions but different megapixels. You should expect to see the Sony A7R III to result in extra detail utilizing its extra 9 Megapixels. Greater resolution will let you crop photos a bit more aggressively. The more recent A7 IV provides an edge when it comes to sensor innovation.
Sony A7 IV vs Sony A7R III Screen and ViewFinder
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Portrait Comparison
Sony A7 IV as a Portrait photography camera
Sony A7R III as a Portrait photography camera
has manual focus
MP count amazing (33MP)
sensor size is large (Full frame)
features face detect focusing
exports RAW formats
doesn't have liveview
focusing manually
sensor resolution is great (42MP)
sensor size is large (Full frame)
provides face detect focusing
saves RAW formats
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Sony A7 IV Street photography factors
Sony A7R III Street photography factors
image stabilization (Sensor based 5-axis)
sensor size is large (Full frame)
exports RAW formats
offers focus by touch
environment sealing
above average high ISO (51,200)
screen tilts
built in image stabilization (Sensor based 5-axis)
sensor size is large (Full frame)
saves RAW formats
comes with focus via touch
weather sealing
above average high ISO (32,000)
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Sony A7 IV Sports photography highlights
Sony A7R III Sports photography highlights
high shutter speed (1/8,000 seconds)
image stabilization (Sensor based 5-axis)
MP count amazing (33MP)
sensor size is large (Full frame)
features tracking focus
environment sealing
great battery power (600 per charge)
sensor has phase detect AF
doesn't have liveview
high shutter speed (1/8,000 seconds)
built in image stabilization (Sensor based 5-axis)
sensor resolution is great (42 megapixels)
sensor size is large (Full frame)
provides tracking focus
weather sealing
better than average battery (650 CIPA)
comes with phase detect AF
Photography GlossaryTravel Comparison
Sony A7 IV Travel photography factors
Sony A7R III Travel photography factors
great battery power (600 shots)
environment sealing
connects via bluetooth
offers focus by touch
MP count amazing (33MP)
screen is selfie friendly
better than average battery (650 per charge)
weather sealing
connects via bluetooth
comes with focus via touch
sensor resolution is great (42MP)
screen is not selfie friendly
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Sony A7 IV as a Landscape photography camera
Sony A7R III as a Landscape photography camera
has manual focus
switch lenses (Sony E mount)
nice screen size (3")
image stabilization (Sensor based 5-axis)
MP count amazing (33 megapixels)
sensor size is large (Full frame)
above average high ISO (51,200)
exports RAW formats
environment sealing
great battery power (600 CIPA)
two card slots
doesn't have liveview
focusing manually
change lenses (Sony E mount)
pretty good screen size (3 inch)
built in image stabilization (Sensor based 5-axis)
sensor resolution is great (42MP)
sensor size is large (Full frame)
no anti aliasing filter
above average high ISO (32,000)
saves RAW formats
weather sealing
better than average battery (650 per charge)
two card slots
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Sony A7 IV Vlogging highlights
Sony A7R III Vlogging highlights
screen is selfie friendly
touchscreen capability
image stabilization (Sensor based 5-axis)
features face detect focusing
high res video (3840 x 2160 resolution)
includes mic socket
screen is touchscreen
built in image stabilization (Sensor based 5-axis)
provides face detect focusing
video resolution high (3840 x 2160 pxls)
does have mic socket
screen is not selfie friendly
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Sony A7 IV vs Sony A7R III Specifications
| Sony Alpha A7 IV | Sony Alpha A7R III | |
|---|---|---|
| General Information | ||
| Manufacturer | Sony | Sony |
| Model type | Sony Alpha A7 IV | Sony Alpha A7R III |
| Class | Pro Mirrorless | Pro Mirrorless |
| Introduced | 2021-10-21 | 2017-10-25 |
| Physical type | SLR-style mirrorless | SLR-style mirrorless |
| Sensor Information | ||
| Processor Chip | - | Bionz X |
| Sensor type | BSI-CMOS | BSI-CMOS |
| Sensor size | Full frame | Full frame |
| Sensor dimensions | 35.8 x 23.8mm | 35.9 x 24mm |
| Sensor surface area | 852.0mm² | 861.6mm² |
| Sensor resolution | 33 megapixels | 42 megapixels |
| Anti alias filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 and 16:9 |
| Full resolution | 7008 x 4672 | 7952 x 5304 |
| Max native ISO | 51200 | 32000 |
| Max boosted ISO | 204800 | 102400 |
| Minimum native ISO | 100 | 100 |
| RAW photos | ||
| Minimum boosted ISO | 50 | 50 |
| Autofocusing | ||
| Manual focusing | ||
| Autofocus touch | ||
| Continuous autofocus | ||
| Single autofocus | ||
| Tracking autofocus | ||
| Autofocus selectice | ||
| Center weighted autofocus | ||
| Autofocus multi area | ||
| Live view autofocus | ||
| Face detection autofocus | ||
| Contract detection autofocus | ||
| Phase detection autofocus | ||
| Total focus points | 759 | 425 |
| Lens | ||
| Lens mount type | Sony E | Sony E |
| Total lenses | 172 | 121 |
| Crop factor | 1 | 1 |
| Screen | ||
| Type of screen | Fully articulated | Tilting |
| Screen size | 3" | 3" |
| Resolution of screen | 1,440 thousand dots | 1,440 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch screen | ||
| Viewfinder Information | ||
| Viewfinder type | Electronic | Electronic |
| Viewfinder resolution | 3,690 thousand dots | 3,686 thousand dots |
| Viewfinder coverage | 100% | 100% |
| Viewfinder magnification | 0.78x | 0.78x |
| Features | ||
| Slowest shutter speed | 30 secs | 30 secs |
| Maximum shutter speed | 1/8000 secs | 1/8000 secs |
| Continuous shooting rate | 10.0 frames per second | 10.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Custom white balance | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash distance | no built-in flash | no built-in flash |
| Flash modes | no built-in flash | Off, Auto, Fill-flash, Slow Sync, Rear Sync, Red-eye reduction, Wireless, Hi-speed sync |
| Hot shoe | ||
| AEB | ||
| White balance bracketing | ||
| Maximum flash synchronize | 1/200 secs | - |
| Exposure | ||
| Multisegment exposure | ||
| Average exposure | ||
| Spot exposure | ||
| Partial exposure | ||
| AF area exposure | ||
| Center weighted exposure | ||
| Video features | ||
| Supported video resolutions | 3843840 x 2160 @ 60p / 200 Mbps, XAVC HS, MP4, H.265, Linear PCM3840 x 2160 @ 50p / 200 Mbps, XAVC HS, MP4, H.265, Linear PCM3840 x 2160 @ 30p / 140 Mbps, XAVC HS, MP4, H.265, Linear PCM3840 x 2160 @ 25p / 140 Mbps, XAVC HS, MP4, H.265, Linear PCM3840 x 2160 @ 24p / 100 Mbps, XAVC HS, MP4, H.265, Linear PCM3840 x 2160 @ 60p / 600 Mbps, XAVC S-I, MP4, H.264, Linear PCM3840 x 2160 @ 50p / 500 Mbps, XAVC S-I, MP4, H.264, Linear PCM3840 x 2160 @ 30p / 300 Mbps, XAVC S-I, MP4, H.264, Linear PCM3840 x 2160 @ 25p / 250 Mbps, XAVC S-I, MP4, H.264, Linear PCM3840 x 2160 @ 24p / 240 Mbps, XAVC S-I, MP4, H.264, Linear PCM3840 x 2160 @ 120p / 280 Mbps, XAVC S, MP4, H.264, Linear PCM3840 x 2160 @ 100p / 280 Mbps, XAVC S, MP4, H.264, Linear PCM3840 x 2160 @ 60p / 200 Mbps, XAVC S, MP4, H.264, Linear PCM3840 x 2160 @ 50p / 200 Mbps, XAVC S, MP4, H.264, Linear PCM3840 x 2160 @ 30p / | 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) |
| Max video resolution | 3840x2160 | 3840x2160 |
| Video data format | MPEG-4, XAVC S, XAVC HS, XAVC S-I, H.264, H.265 | MPEG-4, AVCHD, XAVC S |
| Mic port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | Built-In | Built-In |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | Yes (USB PD supported) | USB 3.1 Gen 1(5 GBit/sec) |
| GPS | None | None |
| Physical | ||
| Environment sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 699g (1.54 lbs) | 657g (1.45 lbs) |
| Physical dimensions | 129 x 97 x 81mm (5.1" x 3.8" x 3.2") | 127 x 96 x 74mm (5.0" x 3.8" x 2.9") |
| DXO scores | ||
| DXO All around rating | not tested | 100 |
| DXO Color Depth rating | not tested | 26.0 |
| DXO Dynamic range rating | not tested | 14.7 |
| DXO Low light rating | not tested | 3523 |
| Other | ||
| Battery life | 600 pictures | 650 pictures |
| Battery type | Battery Pack | Battery Pack |
| Battery ID | 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 shooting | ||
| Storage type | Dual SD/CFexpress Type A slots | Two SD/SDHC/SDXC slots (UHS-II support on one) |
| Card slots | 2 | 2 |
| Pricing at launch | $2,500 | $2,800 |