Sony A7R IV vs Sony A55
62 Imaging
81 Features
93 Overall
85
67 Imaging
56 Features
80 Overall
65
Sony A7R IV vs Sony A55 Key Specs
(Full Review)
- 61MP - Full frame Sensor
- 3" Tilting Screen
- ISO 100 - 32000 (Expand to 102800)
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Max Shutter
- 3840 x 2160 video
- Sony E Mount
- 665g - 129 x 96 x 78mm
- Announced July 2019
- Replaced the Sony A7R III
- Refreshed by Sony A7R V
(Full Review)
- 16MP - APS-C Sensor
- 3" Fully Articulated Screen
- ISO 100 - 12800 (Expand to 25600)
- Sensor based Image Stabilization
- 1920 x 1080 video
- Sony/Minolta Alpha Mount
- 500g - 124 x 92 x 85mm
- Launched August 2010
- Replacement is Sony A57
Sony A7R IV vs Sony A55 Overview
In this article, we will be evaluating the Sony A7R IV vs Sony A55, one being a Pro Mirrorless and the latter is a Entry-Level DSLR and both of them are offered by Sony. There is a crucial difference among the image resolutions of the A7R IV (61MP) and A55 (16MP) and the A7R IV (Full frame) and A55 (APS-C) enjoy totally different sensor sizes.
Pentax 17 Pre-Orders Outperform Expectations by a LandslideThe A7R IV was manufactured 9 years later than the A55 and that is a fairly serious gap as far as camera tech is concerned. Both cameras offer different body type with the Sony A7R IV being a SLR-style mirrorless camera and the Sony A55 being a Compact SLR camera.
Before getting in to a comprehensive comparison, below is a concise view of how the A7R IV grades against the A55 when considering portability, imaging, features and an overall grade.
Sony A7R IV vs Sony A55 Gallery
Here is a preview of the gallery images for Sony Alpha A7R IV and Sony SLT-A55. The entire galleries are viewable at Sony A7R IV Gallery and Sony A55 Gallery.
Reasons to pick Sony A7R IV over the Sony A55
A7R IV | A55 | |||
---|---|---|---|---|
Launched | July 2019 | August 2010 | More recent by 109 months | |
Screen resolution | 1440k | 921k | Crisper screen (+519k dot) | |
Touch friendly screen | Quickly navigate |
Reasons to pick Sony A55 over the Sony A7R IV
A55 | A7R IV | |||
---|---|---|---|---|
Screen type | Fully Articulated | Tilting | Fully Articulating screen | |
Selfie screen | Easy selfies |
Common features in the Sony A7R IV and Sony A55
A7R IV | A55 | |||
---|---|---|---|---|
Manual focus | More accurate focusing | |||
Screen sizing | 3" | 3" | Equivalent screen dimensions |
Sony A7R IV vs Sony A55 Physical Comparison
If you are intending to lug around your camera frequently, you'll need to think about its weight and proportions. The Sony A7R IV features exterior dimensions of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") with a weight of 665 grams (1.47 lbs) while the Sony A55 has measurements of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") with a weight of 500 grams (1.10 lbs).
See the Sony A7R IV vs Sony A55 in the new Camera and Lens Size Comparison Tool.Take into account, the weight of an Interchangeable Lens Camera will differ dependant on the lens you use at that moment. Underneath is the front view measurements comparison of the A7R IV and the A55.
Taking into consideration size and weight, the portability grade of the A7R IV and A55 is 62 and 67 respectively.
Sony A7R IV vs Sony A55 Sensor Comparison
Usually, it is very hard to see the gap in sensor measurements just by viewing a spec sheet. The graphic here may offer you a stronger sense of the sensor dimensions in the A7R IV and A55.
As you can see, both of these cameras enjoy different megapixels and different sensor measurements. The A7R IV due to its bigger sensor will make getting shallow DOF less difficult and the Sony A7R IV will provide you with more detail due to its extra 45MP. Higher resolution can also enable you to crop photographs far more aggressively. The fresher A7R IV will have an advantage when it comes to sensor technology.
Sony A7R IV vs Sony A55 Screen and ViewFinder
Photography Type Scores
Portrait Comparison
Street Comparison
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Vlogging Comparison
Sony A7R IV vs Sony A55 Specifications
Sony Alpha A7R IV | Sony SLT-A55 | |
---|---|---|
General Information | ||
Company | Sony | Sony |
Model type | Sony Alpha A7R IV | Sony SLT-A55 |
Class | Pro Mirrorless | Entry-Level DSLR |
Announced | 2019-07-16 | 2010-08-24 |
Physical type | SLR-style mirrorless | Compact SLR |
Sensor Information | ||
Powered by | Bionz X | Bionz |
Sensor type | BSI-CMOS | CMOS |
Sensor size | Full frame | APS-C |
Sensor measurements | 35.8 x 23.8mm | 23.5 x 15.6mm |
Sensor surface area | 852.0mm² | 366.6mm² |
Sensor resolution | 61 megapixels | 16 megapixels |
Anti alias filter | ||
Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 and 16:9 |
Max resolution | 9504 x 6336 | 4912 x 3264 |
Max native ISO | 32000 | 12800 |
Max enhanced ISO | 102800 | 25600 |
Minimum native ISO | 100 | 100 |
RAW support | ||
Minimum 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 detection focusing | ||
Contract detection focusing | ||
Phase detection focusing | ||
Total focus points | 567 | 15 |
Cross type focus points | - | 3 |
Lens | ||
Lens mount type | Sony E | Sony/Minolta Alpha |
Number of lenses | 121 | 143 |
Crop factor | 1 | 1.5 |
Screen | ||
Screen type | Tilting | Fully Articulated |
Screen sizing | 3" | 3" |
Screen resolution | 1,440k dots | 921k dots |
Selfie friendly | ||
Liveview | ||
Touch functionality | ||
Viewfinder Information | ||
Viewfinder | Electronic | Electronic |
Viewfinder resolution | 5,760k dots | 1,150k dots |
Viewfinder coverage | 100 percent | 100 percent |
Viewfinder magnification | 0.78x | 0.73x |
Features | ||
Minimum shutter speed | 30 seconds | 30 seconds |
Fastest shutter speed | 1/8000 seconds | 1/4000 seconds |
Continuous shutter rate | 10.0fps | 10.0fps |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | Yes |
Set WB | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | no built-in flash | 10.00 m (@ ISO 100) |
Flash settings | Flash off, Autoflash, 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 |
External flash | ||
AEB | ||
White balance bracketing | ||
Fastest flash synchronize | 1/250 seconds | 1/160 seconds |
Exposure | ||
Multisegment | ||
Average | ||
Spot | ||
Partial | ||
AF area | ||
Center weighted | ||
Video features | ||
Video resolutions | 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM | 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps) |
Max video resolution | 3840x2160 | 1920x1080 |
Video format | MPEG-4, XAVC S, H.264 | MPEG-4, AVCHD, H.264 |
Microphone port | ||
Headphone port | ||
Connectivity | ||
Wireless | Built-In | Eye-Fi Connected |
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 | 665g (1.47 pounds) | 500g (1.10 pounds) |
Dimensions | 129 x 96 x 78mm (5.1" x 3.8" x 3.1") | 124 x 92 x 85mm (4.9" x 3.6" x 3.3") |
DXO scores | ||
DXO Overall rating | 99 | 73 |
DXO Color Depth rating | 26.0 | 23.0 |
DXO Dynamic range rating | 14.8 | 12.4 |
DXO Low light rating | 3344 | 816 |
Other | ||
Battery life | 670 photos | 380 photos |
Type of battery | Battery Pack | Battery Pack |
Battery ID | NP-FZ100 | NP-FW50 |
Self timer | Yes | Yes (2 or 10 sec) |
Time lapse feature | ||
Type of storage | Dual SD/SDHC/SDXC (UHS-II compatible) | SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo |
Card slots | Two | One |
Cost at release | $3,498 | $800 |