Sony A7R III vs Sony A99
63 Imaging
78 Features
93 Overall
84
57 Imaging
69 Features
88 Overall
76
Sony A7R III vs Sony A99 Key Specs
(Full Review)
- 42MP - Full frame Sensor
- 3" Tilting Display
- ISO 100 - 32000 (Boost 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
- Launched October 2017
- Replaced the Sony A7R II
- Updated by Sony A7R IV
(Full Review)
- 24MP - Full frame Sensor
- 3" Fully Articulated Screen
- ISO 100 - 25600
- Sensor based Image Stabilization
- 1/8000s Max Shutter
- 1920 x 1080 video
- Sony/Minolta Alpha Mount
- 812g - 147 x 111 x 78mm
- Released December 2012
- Older Model is Sony A900
- New Model is Sony A99 II
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Lets look a bit more closely at the Sony A7R III versus Sony A99, one being a Pro Mirrorless and the latter is a Advanced DSLR and they are both produced by Sony. There exists a sizeable gap between the image resolutions of the A7R III (42MP) and A99 (24MP) but they enjoy the exact same sensor sizes (Full frame).
Meta to Introduce 'AI-Generated' Labels for Media starting next monthThe A7R III was revealed 4 years later than the A99 and that is quite a large gap as far as technology is concerned. Each of the cameras come with different body type with the Sony A7R III being a SLR-style mirrorless camera and the Sony A99 being a Mid-size SLR camera.
Before getting straight into a thorough comparison, below is a short summation of how the A7R III matches up against the A99 for portability, imaging, features and an overall rating.
Photography Glossary Sony A7R III vs Sony A99 Gallery
This is a preview of the gallery images for Sony Alpha A7R III and Sony SLT-A99. The full galleries are available at Sony A7R III Gallery and Sony A99 Gallery.
Reasons to pick Sony A7R III over the Sony A99
| A7R III | A99 | |||
|---|---|---|---|---|
| Released | October 2017 |  | December 2012 | Fresher by 60 months |
| Screen resolution | 1440k |  | 1229k | Sharper screen (+211k dot) |
| Touch screen |  | Quickly navigate |
Reasons to pick Sony A99 over the Sony A7R III
| A99 | A7R III | |||
|---|---|---|---|---|
| Screen type | Fully Articulated |  | Tilting | Fully Articulating screen |
| Selfie screen |  | Easy selfies |
Common features in the Sony A7R III and Sony A99
| A7R III | A99 | |||
|---|---|---|---|---|
| Focus manually |  | Dial accurate focus | ||
| Screen dimension | 3" |  | 3" | Identical screen dimensions |
Sony A7R III vs Sony A99 Physical Comparison
When you are going to carry your camera frequently, you have to take into account its weight and size. The Sony A7R III provides external dimensions 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 A99 has specifications of 147mm x 111mm x 78mm (5.8" x 4.4" x 3.1") and a weight of 812 grams (1.79 lbs).
Contrast the Sony A7R III versus Sony A99 in the latest Camera and Lens Size Comparison Tool.
Bear in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you have attached at that moment. Here is the front view physical size comparison of the A7R III and the A99.
Looking at dimensions and weight, the portability grade of the A7R III and A99 is 63 and 57 respectively.
Sony A7R III vs Sony A99 Sensor Comparison
Quite often, it's tough to visualize the contrast between sensor sizing merely by going over specifications. The graphic below will help offer you a better sense of the sensor dimensions in the A7R III and A99.
To sum up, the 2 cameras posses the exact same sensor measurements albeit different megapixels. You should expect the Sony A7R III to deliver more detail because of its extra 18 Megapixels. Higher resolution will make it easier to crop shots somewhat more aggressively. The more recent A7R III should have an advantage when it comes to sensor tech.
Sony A7R III vs Sony A99 Screen and ViewFinder
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Sony A7R III vs Sony A99 Specifications
| Sony Alpha A7R III | Sony SLT-A99 | |
|---|---|---|
| General Information | ||
| Brand | Sony | Sony |
| Model type | Sony Alpha A7R III | Sony SLT-A99 |
| Type | Pro Mirrorless | Advanced DSLR |
| Launched | 2017-10-25 | 2012-12-12 |
| Physical type | SLR-style mirrorless | Mid-size SLR |
| Sensor Information | ||
| Chip | Bionz X | Bionz |
| Sensor type | BSI-CMOS | CMOS |
| Sensor size | Full frame | Full frame |
| Sensor dimensions | 35.9 x 24mm | 35.8 x 23.8mm |
| Sensor surface area | 861.6mm² | 852.0mm² |
| Sensor resolution | 42 megapixels | 24 megapixels |
| Anti alias filter | ||
| Aspect ratio | 3:2 and 16:9 | 3:2 and 16:9 |
| Highest Possible resolution | 7952 x 5304 | 6000 x 4000 |
| Maximum native ISO | 32000 | 25600 |
| Maximum enhanced ISO | 102400 | - |
| Lowest native ISO | 100 | 100 |
| RAW data | ||
| Lowest enhanced ISO | 50 | - |
| Autofocusing | ||
| Focus manually | ||
| Touch focus | ||
| Continuous AF | ||
| AF single | ||
| Tracking AF | ||
| AF selectice | ||
| Center weighted AF | ||
| AF multi area | ||
| Live view AF | ||
| Face detect focusing | ||
| Contract detect focusing | ||
| Phase detect focusing | ||
| Total focus points | 425 | 19 |
| Cross type focus points | - | 11 |
| Lens | ||
| Lens support | Sony E | Sony/Minolta Alpha |
| Amount of lenses | 121 | 143 |
| Crop factor | 1 | 1 |
| Screen | ||
| Display type | Tilting | Fully Articulated |
| Display sizing | 3" | 3" |
| Display resolution | 1,440k dots | 1,229k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch capability | ||
| Display technology | - | TFT Xtra Fine color LCD |
| Viewfinder Information | ||
| Viewfinder | Electronic | Electronic |
| Viewfinder resolution | 3,686k dots | 2,359k dots |
| Viewfinder coverage | 100 percent | 100 percent |
| Viewfinder magnification | 0.78x | 0.71x |
| Features | ||
| Min shutter speed | 30 seconds | 30 seconds |
| Max shutter speed | 1/8000 seconds | 1/8000 seconds |
| Continuous shutter rate | 10.0 frames per sec | 10.0 frames per sec |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Custom WB | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash distance | 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 | Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless |
| Hot shoe | ||
| AEB | ||
| White balance bracketing | ||
| Max flash synchronize | - | 1/250 seconds |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p) | 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps) |
| Maximum video resolution | 3840x2160 | 1920x1080 |
| Video file format | MPEG-4, AVCHD, XAVC S | MPEG-4, AVCHD, H.264 |
| Mic port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | Built-In | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 3.1 Gen 1(5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | BuiltIn |
| Physical | ||
| Environment sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 657 gr (1.45 lbs) | 812 gr (1.79 lbs) |
| Dimensions | 127 x 96 x 74mm (5.0" x 3.8" x 2.9") | 147 x 111 x 78mm (5.8" x 4.4" x 3.1") |
| DXO scores | ||
| DXO Overall rating | 100 | 89 |
| DXO Color Depth rating | 26.0 | 25.0 |
| DXO Dynamic range rating | 14.7 | 14.0 |
| DXO Low light rating | 3523 | 1555 |
| Other | ||
| Battery life | 650 photos | 500 photos |
| Type 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 recording | ||
| Type of storage | Two SD/SDHC/SDXC slots (UHS-II support on one) | Memory Stick PRO Duo/Pro-HG Duo; SD, SDHC and SDXC |
| Card slots | 2 | 2 |
| Price at release | $2,800 | $1,998 |