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Sony A7R III vs Sony A850

Portability
63
Imaging
78
Features
93
Overall
84
Sony Alpha A7R III front
 
Sony Alpha DSLR-A850 front
Portability
54
Imaging
68
Features
60
Overall
64

Sony A7R III vs Sony A850 Key Specs

Sony A7R III
(Full Review)
  • 42MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 32000 (Increase 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
  • Earlier Model is Sony A7R II
  • Refreshed by Sony A7R IV
Sony A850
(Full Review)
  • 25MP - Full frame Sensor
  • 3" Fixed Display
  • ISO 200 - 3200 (Boost to 6400)
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • No Video
  • Sony/Minolta Alpha Mount
  • 895g - 156 x 117 x 82mm
  • Announced April 2010
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Sony A7R III vs Sony A850 Overview

Below is a comprehensive assessment of the Sony A7R III vs Sony A850, former being a Pro Mirrorless while the other is a Advanced DSLR and both are sold by Sony. There is a noticeable difference among the sensor resolutions of the A7R III (42MP) and A850 (25MP) but they possess the same exact sensor dimensions (Full frame).

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The A7R III was announced 7 years later than the A850 and that is a fairly sizable difference as far as camera tech is concerned. Each of the cameras offer different body type with the Sony A7R III being a SLR-style mirrorless camera and the Sony A850 being a Mid-size SLR camera.

Before getting in to a in-depth comparison, below is a quick summation of how the A7R III matches up against the A850 for portability, imaging, features and an overall grade.

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Reasons to pick Sony A7R III over the Sony A850

 A7R III A850 
AnnouncedOctober 2017April 2010More recent by 92 months
Display typeTiltingFixed Tilting display
Display resolution1440k922kCrisper display (+518k dot)
Touch friendly display Easily navigate

Reasons to pick Sony A850 over the Sony A7R III

 A850 A7R III 

Common features in the Sony A7R III and Sony A850

 A7R III A850 
Focus manually More exact focus
Display sizing3"3"Equivalent display sizing
Selfie screen Lacking selfie screen

Sony A7R III vs Sony A850 Physical Comparison

When you are aiming to lug around your camera frequently, you're going to have to consider its weight and size. The Sony A7R III comes with outer measurements of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") having a weight of 657 grams (1.45 lbs) and the Sony A850 has specifications of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") having a weight of 895 grams (1.97 lbs).

Look at the Sony A7R III vs Sony A850 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will vary dependant on the lens you are utilizing at that moment. Here is the front view physical size comparison of the A7R III and the A850.

Sony A7R III vs Sony A850 size comparison

Using size and weight, the portability score of the A7R III and A850 is 63 and 54 respectively.

Sony A7R III vs Sony A850 top view buttons comparison

Sony A7R III vs Sony A850 Sensor Comparison

In many cases, its difficult to imagine the contrast in sensor measurements just by viewing a spec sheet. The photograph underneath might give you a stronger sense of the sensor measurements in the A7R III and A850.

As you can see, each of these cameras enjoy the same exact sensor sizing but different resolution. You can anticipate the Sony A7R III to result in more detail with its extra 17 Megapixels. Greater resolution will enable you to crop images far more aggressively. The younger A7R III provides a benefit when it comes to sensor tech.

Sony A7R III vs Sony A850 sensor size comparison

Sony A7R III vs Sony A850 Screen and ViewFinder

Sony A7R III vs Sony A850 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A7R III as a Portrait photography camera
Sony A850 as a Portrait photography camera
86
you can focus manually
fantastic megapixels (42MP)
large sensor size (Full frame)
has face detection autofocus
delivers RAW formats
72
manual focus
fantastic megapixels (25MP)
sensor size is great (Full frame)
saves RAW formats
no liveview
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Street Comparison

Sony A7R III Street photography advice
Sony A850 Street photography advice
79
tilting screen
has image stabilization (Sensor based 5-axis)
large sensor size (Full frame)
delivers RAW formats
features focus by touch
weather sealing
very good high ISO (32,000)
66
built in image stabilization (Sensor based)
sensor size is great (Full frame)
saves RAW formats
weather proof
fixed screen
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Sports Comparison

Sony A7R III Sports photography details
Sony A850 Sports photography details
89
great max shutter speed (1/8,000 seconds)
has image stabilization (Sensor based 5-axis)
fantastic megapixels (42 megapixels)
large sensor size (Full frame)
has tracking autofocus
weather sealing
great battery life (650 CIPA)
supports phase detect autofocus
71
max shutter speed is good (1/8,000s)
built in image stabilization (Sensor based)
fantastic megapixels (25 megapixels)
sensor size is great (Full frame)
weather proof
supports phase detect AF
no liveview
max frames per second low (3.0 frames per second)
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Travel Comparison

Sony A7R III Travel photography advice
Sony A850 Travel photography advice
74
great battery life (650 shots)
weather sealing
supports bluetooth
features focus by touch
fantastic megapixels (42MP)
display is not selfie friendly
55
weather proof
fantastic megapixels (25MP)
lack of Timelapse recording
doesn't contain selfie friendly screen
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Landscape Comparison

Sony A7R III Landscape photography info
Sony A850 Landscape photography info
87
you can focus manually
switch lenses (Sony E mount)
pretty good screen size (3 inches)
has image stabilization (Sensor based 5-axis)
fantastic megapixels (42 megapixels)
large sensor size (Full frame)
no anti aliasing filter
very good high ISO (32,000)
delivers RAW formats
weather sealing
great battery life (650 shots)
has double storage slots
73
manual focus
swap lenses (Sony/Minolta Alpha mount)
screen size is good (3")
built in image stabilization (Sensor based)
fantastic megapixels (25MP)
sensor size is great (Full frame)
saves RAW formats
weather proof
has double storage slots
no liveview
lack of Timelapse recording
Photography Glossary

Vlogging Comparison

Sony A7R III Vlogging details
Sony A850 Vlogging details
37
touchscreen functionality
has image stabilization (Sensor based 5-axis)
has face detection autofocus
high video quality (3840 x 2160 resolution)
comes with external microphone port
display is not selfie friendly
9
no video shooting
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Sony A7R III vs Sony A850 Specifications

Detailed spec comparison table for Sony A7R III and Sony A850
 Sony Alpha A7R IIISony Alpha DSLR-A850
General Information
Brand Name Sony Sony
Model type Sony Alpha A7R III Sony Alpha DSLR-A850
Class Pro Mirrorless Advanced DSLR
Revealed 2017-10-25 2010-04-15
Body design SLR-style mirrorless Mid-size SLR
Sensor Information
Powered by Bionz X Bionz
Sensor type BSI-CMOS CMOS
Sensor size Full frame Full frame
Sensor measurements 35.9 x 24mm 35.9 x 24mm
Sensor area 861.6mm² 861.6mm²
Sensor resolution 42 megapixel 25 megapixel
Anti alias filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Maximum resolution 7952 x 5304 6048 x 4032
Maximum native ISO 32000 3200
Maximum boosted ISO 102400 6400
Lowest native ISO 100 200
RAW files
Lowest boosted ISO 50 -
Autofocusing
Focus manually
Touch focus
Continuous AF
AF single
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 425 9
Lens
Lens mount type Sony E Sony/Minolta Alpha
Number of lenses 121 143
Crop factor 1 1
Screen
Screen type Tilting Fixed Type
Screen sizing 3" 3"
Resolution of screen 1,440 thousand dot 922 thousand dot
Selfie friendly
Liveview
Touch display
Screen tech - TFT Xtra Fine color LCD
Viewfinder Information
Viewfinder Electronic Optical (pentaprism)
Viewfinder resolution 3,686 thousand dot -
Viewfinder coverage 100% 98%
Viewfinder magnification 0.78x 0.74x
Features
Slowest shutter speed 30 secs 30 secs
Maximum shutter speed 1/8000 secs 1/8000 secs
Continuous shooting speed 10.0fps 3.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in 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, Rear Curtain, Fill-in, Wireless
External flash
Auto exposure bracketing
White balance bracketing
Maximum flash sync - 1/250 secs
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) -
Maximum video resolution 3840x2160 None
Video data format MPEG-4, AVCHD, XAVC S -
Microphone jack
Headphone jack
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 None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 657 gr (1.45 lb) 895 gr (1.97 lb)
Dimensions 127 x 96 x 74mm (5.0" x 3.8" x 2.9") 156 x 117 x 82mm (6.1" x 4.6" x 3.2")
DXO scores
DXO All around rating 100 79
DXO Color Depth rating 26.0 23.8
DXO Dynamic range rating 14.7 12.2
DXO Low light rating 3523 1415
Other
Battery life 650 photographs 880 photographs
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) Compact Flash (Type I or II), UDMA, Memory Stick Duo / Pro Duo
Storage slots Dual Dual
Launch pricing $2,800 $0