Sony A7S vs Sony A9 II
77 Imaging
60 Features
73 Overall
65
62 Imaging
76 Features
93 Overall
82
Sony A7S vs Sony A9 II Key Specs
(Full Review)
- 12MP - Full frame Sensor
- 3" Tilting Display
- ISO 100 - 409600
- 1/8000s Max Shutter
- 3840 x 2160 video
- Sony E Mount
- 489g - 127 x 94 x 48mm
- Revealed April 2014
- Renewed by Sony A7S II
(Full Review)
- 24MP - Full frame Sensor
- 3" Tilting Screen
- ISO 100 - 51200 (Bump to 204800)
- Sensor based 5-axis Image Stabilization
- 1/8000s Max Shutter
- 3840 x 2160 video
- Sony E Mount
- 678g - 129 x 96 x 76mm
- Released October 2019
- Old Model is Sony A9
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On this page, we will be analyzing the Sony A7S and Sony A9 II, both Pro Mirrorless digital cameras and both are produced by Sony. There exists a significant gap between the sensor resolutions of the A7S (12MP) and A9 II (24MP) but both cameras offer the same sensor dimensions (Full frame).
President Biden pushes bill mandating TikTok sale or banThe A7S was revealed 6 years prior to the A9 II which is quite a sizable gap as far as technology is concerned. Both cameras have the same body design (SLR-style mirrorless).
Before we go straight to a comprehensive comparison, here is a simple summary of how the A7S matches up versus the A9 II in relation to portability, imaging, features and an overall score.
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The following is a preview of the gallery images for Sony Alpha A7S and Sony Alpha A9 Mark II. The full galleries are available at Sony A7S Gallery and Sony A9 II Gallery.
Reasons to pick Sony A7S over the Sony A9 II
| A7S | A9 II |
|---|
Reasons to pick Sony A9 II over the Sony A7S
| A9 II | A7S | |||
|---|---|---|---|---|
| Released | October 2019 |  | April 2014 | More modern by 66 months |
| Screen resolution | 1440k |  | 1230k | Clearer screen (+210k dot) |
| Touch friendly screen |  | Quickly navigate |
Common features in the Sony A7S and Sony A9 II
| A7S | A9 II | |||
|---|---|---|---|---|
| Manual focus |  | Very exact focus | ||
| Screen type | Tilting |  | Tilting | Tilting screen |
| Screen dimensions | 3" |  | 3" | Equal screen sizing |
| Selfie screen |  | Neither includes selfie screen |
Sony A7S vs Sony A9 II Physical Comparison
If you are going to carry around your camera regularly, you will have to think about its weight and size. The Sony A7S features exterior dimensions of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") accompanied by a weight of 489 grams (1.08 lbs) whilst the Sony A9 II has specifications of 129mm x 96mm x 76mm (5.1" x 3.8" x 3.0") with a weight of 678 grams (1.49 lbs).
Look at the Sony A7S and Sony A9 II in the new Camera with Lens Size Comparison Tool.
Do not forget, the weight of an Interchangeable Lens Camera will change based on the lens you are utilising during that time. Below is a front view overall size comparison of the A7S compared to the A9 II.
Looking at dimensions and weight, the portability score of the A7S and A9 II is 77 and 62 respectively.
Sony A7S vs Sony A9 II Sensor Comparison
Normally, it is difficult to visualize the gap between sensor sizes only by reading a spec sheet. The image underneath might provide you a clearer sense of the sensor dimensions in the A7S and A9 II.
As you can see, both the cameras have the same sensor dimensions albeit different resolution. You should expect the Sony A9 II to offer you more detail because of its extra 12 Megapixels. Higher resolution will also enable you to crop shots a bit more aggressively. The more aged A7S is going to be disadvantaged in sensor innovation.
Sony A7S vs Sony A9 II Screen and ViewFinder
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Sony A7S vs Sony A9 II Specifications
| Sony Alpha A7S | Sony Alpha A9 Mark II | |
|---|---|---|
| General Information | ||
| Make | Sony | Sony |
| Model | Sony Alpha A7S | Sony Alpha A9 Mark II |
| Category | Pro Mirrorless | Pro Mirrorless |
| Revealed | 2014-04-06 | 2019-10-03 |
| Physical type | SLR-style mirrorless | SLR-style mirrorless |
| Sensor Information | ||
| Chip | Bionz X | BIONZ X |
| Sensor type | CMOS | BSI-CMOS |
| Sensor size | Full frame | Full frame |
| Sensor dimensions | 35.8 x 23.9mm | 35.6 x 23.8mm |
| Sensor area | 855.6mm² | 847.3mm² |
| Sensor resolution | 12 megapixels | 24 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 3:2 and 16:9 | 3:2 |
| Max resolution | 4240 x 2832 | 6000 x 4000 |
| Max native ISO | 409600 | 51200 |
| Max enhanced ISO | - | 204800 |
| Min native ISO | 100 | 100 |
| RAW images | ||
| Min enhanced ISO | - | 50 |
| Autofocusing | ||
| Manual focus | ||
| Touch focus | ||
| Continuous AF | ||
| AF single | ||
| Tracking AF | ||
| Selective AF | ||
| Center weighted AF | ||
| AF multi area | ||
| AF live view | ||
| Face detect focusing | ||
| Contract detect focusing | ||
| Phase detect focusing | ||
| Number of focus points | 25 | 693 |
| Lens | ||
| Lens mount | Sony E | Sony E |
| Amount of lenses | 121 | 121 |
| Crop factor | 1 | 1 |
| Screen | ||
| Display type | Tilting | Tilting |
| Display size | 3" | 3" |
| Display resolution | 1,230 thousand dots | 1,440 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch operation | ||
| Viewfinder Information | ||
| Viewfinder | Electronic | Electronic |
| Viewfinder resolution | 2,359 thousand dots | 3,686 thousand dots |
| Viewfinder coverage | 100% | 100% |
| Viewfinder magnification | 0.71x | 0.78x |
| Features | ||
| Minimum shutter speed | 30 secs | 30 secs |
| Fastest shutter speed | 1/8000 secs | 1/8000 secs |
| Fastest quiet shutter speed | - | 1/32000 secs |
| Continuous shutter rate | 5.0fps | 20.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Change WB | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | no built-in flash | no built-in flash |
| Flash modes | no built-in flash | Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync |
| External flash | ||
| AEB | ||
| White balance bracketing | ||
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | 3840 x 2160, XAVC S 1080 60p(50Mbps), 30p (50Mbps), 24p (50Mbps). 720 120p (50Mbps). AVCHD 60p (28Mbps), 60i (24Mbps/17Mbps), 24p (24Mbps/17Mbps) | 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM |
| Max video resolution | 3840x2160 | 3840x2160 |
| Video format | MPEG-4, AVCHD, XAVC | MPEG-4, AVCHD, H.264 |
| Mic support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | Built-In | Built-In |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 3.1 Gen 1 (5 GBit/sec) |
| GPS | None | None |
| Physical | ||
| Environment sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 489 gr (1.08 pounds) | 678 gr (1.49 pounds) |
| Physical dimensions | 127 x 94 x 48mm (5.0" x 3.7" x 1.9") | 129 x 96 x 76mm (5.1" x 3.8" x 3.0") |
| DXO scores | ||
| DXO Overall score | 87 | not tested |
| DXO Color Depth score | 23.9 | not tested |
| DXO Dynamic range score | 13.2 | not tested |
| DXO Low light score | 3702 | not tested |
| Other | ||
| Battery life | 360 photographs | 690 photographs |
| Type of battery | Battery Pack | Battery Pack |
| Battery model | NP-FW50 | NP-FZ100 |
| Self timer | Yes (2 or 10 sec; continuous (3 or 5 exposures)) | Yes (2, 5, 10 secs + continuous, 3 or 5 frames) |
| Time lapse shooting | With downloadable app | |
| Type of storage | SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo | Dual SD/SDHC/SDXC slots (UHS-II compatible) |
| Card slots | Single | Dual |
| Retail price | $1,998 | $4,498 |
