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Leica M9 vs Sony A7R III

Portability
79
Imaging
63
Features
30
Overall
49
Leica M9 front
 
Sony Alpha A7R III front
Portability
63
Imaging
78
Features
93
Overall
84

Leica M9 vs Sony A7R III Key Specs

Leica M9
(Full Review)
  • 18MP - Full frame Sensor
  • 2.5" Fixed Display
  • ISO 80 - 2500
  • No Anti-Alias Filter
  • No Video
  • Leica M Mount
  • 585g - 139 x 80 x 37mm
  • Revealed September 2009
  • Replacement is Leica M9-P
Sony A7R III
(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
  • Revealed October 2017
  • Succeeded the Sony A7R II
  • Replacement is Sony A7R IV
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Leica M9 vs Sony A7R III Overview

Here is a extended review of the Leica M9 vs Sony A7R III, both Pro Mirrorless digital cameras by brands Leica and Sony. There is a huge difference between the image resolutions of the M9 (18MP) and A7R III (42MP) but both cameras boast the identical sensor size (Full frame).

Photography Glossary

The M9 was launched 9 years before the A7R III and that is quite a significant gap as far as tech is concerned. Both of these cameras feature different body design with the Leica M9 being a Rangefinder-style mirrorless camera and the Sony A7R III being a SLR-style mirrorless camera.

Before diving right into a in depth comparison, here is a simple introduction of how the M9 grades vs the A7R III in relation to portability, imaging, features and an overall rating.

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Reasons to pick Leica M9 over the Sony A7R III

 M9 A7R III 

Reasons to pick Sony A7R III over the Leica M9

 A7R III M9 
RevealedOctober 2017September 2009Fresher by 98 months
Display typeTiltingFixed Tilting display
Display size3"2.5"Larger display (+0.5")
Display resolution1440k230kSharper display (+1210k dot)
Touch display Easily navigate

Common features in the Leica M9 and Sony A7R III

 M9 A7R III 
Focus manually Dial precise focusing
Selfie screen Missing selfie screen

Leica M9 vs Sony A7R III Physical Comparison

If you are looking to carry your camera regularly, you will need to factor its weight and dimensions. The Leica M9 enjoys outer measurements of 139mm x 80mm x 37mm (5.5" x 3.1" x 1.5") along with a weight of 585 grams (1.29 lbs) while the Sony A7R III has dimensions of 127mm x 96mm x 74mm (5.0" x 3.8" x 2.9") and a weight of 657 grams (1.45 lbs).

Look at the Leica M9 vs Sony A7R III in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will change based on the lens you are working with at that time. Below is a front view dimension comparison of the M9 versus the A7R III.

Leica M9 vs Sony A7R III size comparison

Factoring in size and weight, the portability score of the M9 and A7R III is 79 and 63 respectively.

Leica M9 vs Sony A7R III top view buttons comparison

Leica M9 vs Sony A7R III Sensor Comparison

Oftentimes, its tough to see the contrast between sensor sizing only by looking at specifications. The graphic here will offer you a stronger sense of the sensor sizing in the M9 and A7R III.

To sum up, both cameras feature the identical sensor size but not the same megapixels. You should expect to see the Sony A7R III to give you extra detail utilizing its extra 24MP. Greater resolution will also let you crop pics way more aggressively. The older M9 is going to be behind when it comes to sensor tech.

Leica M9 vs Sony A7R III sensor size comparison

Leica M9 vs Sony A7R III Screen and ViewFinder

Leica M9 vs Sony A7R III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Leica M9 Portrait photography information
Sony A7R III Portrait photography information
69
focusing manually
good resolution (18MP)
large sensor size (Full frame)
exports RAW formats
no liveview feature
86
manual focus
great resolution (42 megapixels)
large sensor size (Full frame)
includes face detection autofocus
delivers RAW formats
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Street Comparison

Leica M9 as a Street photography camera
Sony A7R III as a Street photography camera
65
large sensor size (Full frame)
exports RAW formats
screen does not articulate
does not have image stabilization
79
has a tilting screen
image stabilization (Sensor based 5-axis)
large sensor size (Full frame)
delivers RAW formats
offers touch focus
environment sealing
great high ISO (32,000)
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Sports Comparison

Leica M9 Sports photography features
Sony A7R III Sports photography features
44
good resolution (18MP)
large sensor size (Full frame)
no liveview feature
low fps (2.0 frames/s)
lack of shutter priority mode
does not have image stabilization
not so great battery power (350 per charge)
lacks phase detect auto focus
89
high shutter speed (1/8,000s)
image stabilization (Sensor based 5-axis)
great resolution (42MP)
large sensor size (Full frame)
includes tracking autofocus
environment sealing
better than average battery life (650 shots)
sensor has phase detect autofocus
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Travel Comparison

Leica M9 Travel photography information
Sony A7R III Travel photography information
54
good resolution (18MP)
doesn't have Timelapse function
not so great battery power (350 shots)
doesn't have a selfie friendly display
74
better than average battery life (650 per charge)
environment sealing
supports bluetooth
offers touch focus
great resolution (42 megapixels)
display is not selfie friendly
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Landscape Comparison

Landscape photography with Leica M9
Landscape photography with Sony A7R III
60
focusing manually
switch lenses (Leica M mount)
good resolution (18MP)
large sensor size (Full frame)
doesnt have anti aliasing filter
exports RAW formats
small screen (2.5 inch)
no liveview feature
does not have image stabilization
not so great battery power (350 shots)
doesn't have Timelapse function
87
manual focus
interchangeable lenses (Sony E mount)
screen size is good (3")
image stabilization (Sensor based 5-axis)
great resolution (42 megapixels)
large sensor size (Full frame)
doesnt have anti aliasing filter
great high ISO (32,000)
delivers RAW formats
environment sealing
better than average battery life (650 shots)
2 card slots
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Vlogging Comparison

Leica M9 as a Vlogging camera
Sony A7R III as a Vlogging camera
9
no video shooting
37
has touchscreen
image stabilization (Sensor based 5-axis)
includes face detection autofocus
video res high (3840 x 2160 pixels)
includes external microphone support
display is not selfie friendly
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Leica M9 vs Sony A7R III Specifications

Detailed spec comparison table for Leica M9 and Sony A7R III
 Leica M9Sony Alpha A7R III
General Information
Brand Name Leica Sony
Model type Leica M9 Sony Alpha A7R III
Category Pro Mirrorless Pro Mirrorless
Revealed 2009-09-09 2017-10-25
Physical type Rangefinder-style mirrorless SLR-style mirrorless
Sensor Information
Chip - Bionz X
Sensor type CCD BSI-CMOS
Sensor size Full frame Full frame
Sensor measurements 36 x 24mm 35.9 x 24mm
Sensor surface area 864.0mm² 861.6mm²
Sensor resolution 18 megapixel 42 megapixel
Anti alias filter
Aspect ratio 3:2 3:2 and 16:9
Max resolution 5212 x 3472 7952 x 5304
Max native ISO 2500 32000
Max enhanced ISO - 102400
Min native ISO 80 100
RAW files
Min enhanced ISO - 50
Autofocusing
Focus manually
AF touch
Continuous AF
AF single
AF tracking
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Total focus points - 425
Lens
Lens support Leica M Sony E
Amount of lenses 59 121
Focal length multiplier 1 1
Screen
Display type Fixed Type Tilting
Display sizing 2.5 inch 3 inch
Display resolution 230 thousand dots 1,440 thousand dots
Selfie friendly
Liveview
Touch screen
Display tech TFT color LCD -
Viewfinder Information
Viewfinder type Optical (rangefinder) Electronic
Viewfinder resolution - 3,686 thousand dots
Viewfinder coverage - 100%
Viewfinder magnification 0.68x 0.78x
Features
Minimum shutter speed 4 secs 30 secs
Fastest shutter speed 1/4000 secs 1/8000 secs
Continuous shutter rate 2.0 frames per sec 10.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Integrated flash
Flash distance no built-in flash no built-in flash
Flash modes Front Curtain, Rear Curtain, Slow sync Off, Auto, Fill-flash, Slow Sync, Rear Sync, Red-eye reduction, Wireless, Hi-speed sync
Hot shoe
AEB
White balance bracketing
Fastest flash synchronize 1/180 secs -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions - 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p), 1440 x 1080 (30p), 640 x 480 (30p)
Max video resolution None 3840x2160
Video file format - MPEG-4, AVCHD, XAVC S
Microphone support
Headphone support
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.1 Gen 1(5 GBit/sec)
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 585g (1.29 lb) 657g (1.45 lb)
Physical dimensions 139 x 80 x 37mm (5.5" x 3.1" x 1.5") 127 x 96 x 74mm (5.0" x 3.8" x 2.9")
DXO scores
DXO Overall rating 69 100
DXO Color Depth rating 22.5 26.0
DXO Dynamic range rating 11.7 14.7
DXO Low light rating 884 3523
Other
Battery life 350 shots 650 shots
Type of battery Battery Pack Battery Pack
Battery ID - NP-FZ100
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse shooting
Type of storage SD/SDHC card Two SD/SDHC/SDXC slots (UHS-II support on one)
Card slots Single Dual
Pricing at release $2,750 $2,800