Sony A7S III vs Sony RX1
61 Imaging
64 Features
92 Overall
75
79 Imaging
69 Features
57 Overall
64
Sony A7S III vs Sony RX1 Key Specs
(Full Review)
- 12MP - Full frame Sensor
- 3" Fully Articulated Display
- ISO 80 - 102400 (Expand to 409600)
- Sensor based 5-axis Image Stabilization
- 1/8000s Max Shutter
- 3840 x 2160 video
- Sony E Mount
- 699g - 129 x 97 x 81mm
- Launched July 2020
- Older Model is Sony A7S II
(Full Review)
- 24MP - Full frame Sensor
- 3" Fixed Display
- ISO 100 - 25600
- 1920 x 1080 video
- 35mm (F2.0-22.0) lens
- 482g - 113 x 65 x 70mm
- Revealed February 2013
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On this page, we are analyzing the Sony A7S III versus Sony RX1, one being a Pro Mirrorless and the other is a Large Sensor Compact and both are produced by Sony. There is a crucial difference among the sensor resolutions of the A7S III (12MP) and RX1 (24MP) but both cameras offer the same sensor size (Full frame).
President Biden pushes bill mandating TikTok sale or banThe A7S III was brought out 7 years later than the RX1 and that is a fairly serious gap as far as camera tech is concerned. Both the cameras have different body design with the Sony A7S III being a SLR-style mirrorless camera and the Sony RX1 being a Large Sensor Compact camera.
Before diving into a complete comparison, here is a short introduction of how the A7S III matches up vs the RX1 in the way of portability, imaging, features and an overall rating.
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This is a sample of the gallery pictures for Sony Alpha A7S III and Sony Cyber-shot DSC-RX1. The entire galleries are viewable at Sony A7S III Gallery and Sony RX1 Gallery.
Reasons to pick Sony A7S III over the Sony RX1
| A7S III | RX1 | |||
|---|---|---|---|---|
| Revealed | July 2020 | February 2013 | Fresher by 91 months | |
| Display type | Fully articulated | Fixed | Fully Articulating display | |
| Display resolution | 1440k | 1229k | Sharper display (+211k dot) | |
| Selfie screen | Take selfies | |||
| Touch friendly display | Easily navigate |
Reasons to pick Sony RX1 over the Sony A7S III
| RX1 | A7S III |
|---|
Common features in the Sony A7S III and Sony RX1
| A7S III | RX1 | |||
|---|---|---|---|---|
| Manually focus | More exact focusing | |||
| Display dimensions | 3" | 3" | Equal display size |
Sony A7S III vs Sony RX1 Physical Comparison
For those who are intending to carry your camera frequently, you need to factor its weight and volume. The Sony A7S III features outer dimensions of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") accompanied by a weight of 699 grams (1.54 lbs) and the Sony RX1 has sizing of 113mm x 65mm x 70mm (4.4" x 2.6" x 2.8") having a weight of 482 grams (1.06 lbs).
See the Sony A7S III versus Sony RX1 in the latest Camera and Lens Size Comparison Tool.
Take into account, the weight of an Interchangeable Lens Camera will change depending on the lens you select at the time. Below is a front view dimension comparison of the A7S III versus the RX1.

Considering size and weight, the portability score of the A7S III and RX1 is 61 and 79 respectively.
Sony A7S III vs Sony RX1 Sensor Comparison
In many cases, it's hard to see the contrast in sensor sizing just by looking through a spec sheet. The photograph below will give you a greater sense of the sensor dimensions in the A7S III and RX1.
As you can see, both cameras provide the same sensor dimensions but not the same resolution. You should anticipate the Sony RX1 to provide you with extra detail having its extra 12 Megapixels. Greater resolution can also let you crop pics more aggressively. The newer A7S III will have an edge in sensor innovation.
Sony A7S III vs Sony RX1 Screen and ViewFinder
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Sony A7S III vs Sony RX1 Specifications
| Sony Alpha A7S III | Sony Cyber-shot DSC-RX1 | |
|---|---|---|
| General Information | ||
| Manufacturer | Sony | Sony |
| Model type | Sony Alpha A7S III | Sony Cyber-shot DSC-RX1 |
| Category | Pro Mirrorless | Large Sensor Compact |
| Launched | 2020-07-21 | 2013-02-19 |
| Body design | SLR-style mirrorless | Large Sensor Compact |
| Sensor Information | ||
| Processor Chip | Bionz XR | - |
| Sensor type | BSI-CMOS | CMOS |
| Sensor size | Full frame | Full frame |
| Sensor dimensions | 35.6 x 23.8mm | 35.8 x 23.8mm |
| Sensor area | 847.3mm² | 852.0mm² |
| Sensor resolution | 12 megapixel | 24 megapixel |
| Anti alias filter | ||
| Aspect ratio | 3:2 and 16:9 | 3:2 and 16:9 |
| Highest resolution | 4240 x 2832 | 6000 x 4000 |
| Highest native ISO | 102400 | 25600 |
| Highest boosted ISO | 409600 | - |
| Minimum native ISO | 80 | 100 |
| RAW photos | ||
| Minimum boosted ISO | 50 | - |
| Autofocusing | ||
| Focus manually | ||
| Touch focus | ||
| Continuous AF | ||
| Single AF | ||
| Tracking AF | ||
| Selective AF | ||
| Center weighted AF | ||
| AF multi area | ||
| AF live view | ||
| Face detect focusing | ||
| Contract detect focusing | ||
| Phase detect focusing | ||
| Total focus points | 759 | 25 |
| Lens | ||
| Lens support | Sony E | fixed lens |
| Lens zoom range | - | 35mm (1x) |
| Highest aperture | - | f/2.0-22.0 |
| Total lenses | 121 | - |
| Crop factor | 1 | 1 |
| Screen | ||
| Range of display | Fully articulated | Fixed Type |
| Display size | 3 inch | 3 inch |
| Display resolution | 1,440 thousand dot | 1,229 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch screen | ||
| Display technology | - | Xtra FineTFT LCD |
| Viewfinder Information | ||
| Viewfinder | Electronic | Electronic and Optical (optional) |
| Viewfinder resolution | 9,440 thousand dot | - |
| Viewfinder coverage | 100% | - |
| Viewfinder magnification | 0.91x | - |
| Features | ||
| Lowest shutter speed | 30 secs | 30 secs |
| Highest shutter speed | 1/8000 secs | 1/4000 secs |
| Continuous shooting speed | 10.0 frames/s | 5.0 frames/s |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Change WB | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash distance | no built-in flash | 6.00 m |
| Flash settings | no built-in flash | Auto, On, Off, Slow Sync |
| External flash | ||
| Auto exposure bracketing | ||
| White balance bracketing | ||
| Highest flash sync | - | 1/4000 secs |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Video resolutions | 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 | 1920 x 1080 (60, 50, 25, 24 fps), 1440 x 1080 (30, 25 fps), 1280 x 720 (30 fps), 640 x 480 (30, 25 fps) |
| Highest video resolution | 3840x2160 | 1920x1080 |
| Video file format | MPEG-4, XAVC S, XAVC HS, XAVC S-1, H.264, H.265 | MPEG-4, AVCHD |
| Mic input | ||
| Headphone input | ||
| Connectivity | ||
| Wireless | Built-In | Eye-Fi Connected |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 3.2 Gen 1 (5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environment seal | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 699 grams (1.54 pounds) | 482 grams (1.06 pounds) |
| Physical dimensions | 129 x 97 x 81mm (5.1" x 3.8" x 3.2") | 113 x 65 x 70mm (4.4" x 2.6" x 2.8") |
| DXO scores | ||
| DXO All around rating | 85 | 93 |
| DXO Color Depth rating | 23.6 | 25.1 |
| DXO Dynamic range rating | 13.3 | 14.3 |
| DXO Low light rating | 2993 | 2534 |
| Other | ||
| Battery life | 600 photographs | 270 photographs |
| Battery format | Battery Pack | Battery Pack |
| Battery ID | NP-FZ100 | NP-BX1 |
| Self timer | Yes (2 or 10 sec; continuous (3 or 5 exposures)) | Yes (2 or 10 sec) |
| Time lapse shooting | With downloadable app | |
| Type of storage | Dual SD/CFexpress Type A slots | SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo |
| Storage slots | Two | One |
| Retail pricing | $3,499 | $2,798 |