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Sigma SD1 Merrill vs Sony RX100 III

Portability
57
Imaging
56
Features
45
Overall
51
Sigma SD1 Merrill front
 
Sony Cyber-shot DSC-RX100 III front
Portability
89
Imaging
51
Features
77
Overall
61

Sigma SD1 Merrill vs Sony RX100 III Key Specs

Sigma SD1 Merrill
(Full Review)
  • 15MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • No Video
  • Sigma SA Mount
  • 790g - 146 x 113 x 80mm
  • Introduced April 2012
  • Replaced the Sigma SD1
Sony RX100 III
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Screen
  • ISO 125 - 12800
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 24-70mm (F1.8-2.8) lens
  • 290g - 102 x 58 x 41mm
  • Introduced May 2014
  • Previous Model is Sony RX100 II
  • Replacement is Sony RX100 IV
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Sigma SD1 Merrill vs Sony RX100 III Overview

Here, we will be matching up the Sigma SD1 Merrill vs Sony RX100 III, former is a Advanced DSLR while the latter is a Large Sensor Compact by companies Sigma and Sony. There exists a large gap between the image resolutions of the SD1 Merrill (15MP) and RX100 III (20MP) and the SD1 Merrill (APS-C) and RX100 III (1") provide totally different sensor sizes.

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The SD1 Merrill was launched 3 years before the RX100 III which is quite a serious difference as far as technology is concerned. Both of the cameras feature different body design with the Sigma SD1 Merrill being a Mid-size SLR camera and the Sony RX100 III being a Large Sensor Compact camera.

Before getting straight to a step-by-step comparison, here is a simple introduction of how the SD1 Merrill grades against the RX100 III when considering portability, imaging, features and an overall mark.

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Reasons to pick Sigma SD1 Merrill over the Sony RX100 III

 SD1 Merrill RX100 III 

Reasons to pick Sony RX100 III over the Sigma SD1 Merrill

 RX100 III SD1 Merrill 
IntroducedMay 2014April 2012Newer by 25 months
Screen typeTiltingFixed Tilting screen
Screen resolution1229k460kSharper screen (+769k dot)
Selfie screen Take selfies

Common features in the Sigma SD1 Merrill and Sony RX100 III

 SD1 Merrill RX100 III 
Focus manually Dial exact focusing
Screen size3"3"Same screen dimensions
Touch screen Lacking Touch screen

Sigma SD1 Merrill vs Sony RX100 III Physical Comparison

For anybody who is intending to travel with your camera frequently, you have to take into account its weight and size. The Sigma SD1 Merrill features external measurements of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") accompanied by a weight of 790 grams (1.74 lbs) whilst the Sony RX100 III has specifications of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") with a weight of 290 grams (0.64 lbs).

See the Sigma SD1 Merrill vs Sony RX100 III in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will differ dependant on the lens you are employing at the time. Below is a front view scale comparison of the SD1 Merrill vs the RX100 III.

Sigma SD1 Merrill vs Sony RX100 III size comparison

Considering dimensions and weight, the portability grade of the SD1 Merrill and RX100 III is 57 and 89 respectively.

Sigma SD1 Merrill vs Sony RX100 III top view buttons comparison

Sigma SD1 Merrill vs Sony RX100 III Sensor Comparison

Typically, it's difficult to see the contrast between sensor dimensions only by reading through specifications. The image underneath should give you a far better sense of the sensor measurements in the SD1 Merrill and RX100 III.

To sum up, both of those cameras feature different megapixels and different sensor dimensions. The SD1 Merrill because of its bigger sensor will make achieving shallower depth of field simpler and the Sony RX100 III will give more detail utilizing its extra 5MP. Higher resolution will also make it easier to crop photographs way more aggressively. The more aged SD1 Merrill is going to be disadvantaged when it comes to sensor tech.

Sigma SD1 Merrill vs Sony RX100 III sensor size comparison

Sigma SD1 Merrill vs Sony RX100 III Screen and ViewFinder

Sigma SD1 Merrill vs Sony RX100 III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sigma SD1 Merrill Portrait photography highlights
Sony RX100 III Portrait photography highlights
65
has manual focus
good MP (15MP)
sensor size is decent (APS-C)
delivers RAW formats
no liveview
64
manual focus
flash sync is higher than normal (1/2,000s)
sensor resolution is decent (20MP)
sensor size is decent (1")
comes with face detect focus
supports RAW formats
can't use external flash
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Street Comparison

Street photography with Sigma SD1 Merrill
Street photography with Sony RX100 III
57
sensor size is decent (APS-C)
delivers RAW formats
weather sealing
screen is fixed
lack of image stabilization
85
has a tilting screen
built in image stabilization (Optical)
sensor size is decent (1")
supports RAW formats
lighter than competition (290g)
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Sports Comparison

Sports photography with Sigma SD1 Merrill
Sports photography with Sony RX100 III
61
good MP (15 megapixels)
sensor size is decent (APS-C)
weather sealing
supports phase detect auto focus
no liveview
lack of image stabilization
65
built in image stabilization (Optical)
sensor resolution is decent (20MP)
sensor size is decent (1")
comes with tracking focus
does not have phase detect auto focus
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Travel Comparison

Sigma SD1 Merrill as a Travel photography camera
Sony RX100 III as a Travel photography camera
54
weather sealing
good MP (15MP)
no Time Lapse recording
does not posses selfie friendly display
85
lighter than competition (290 grams)
sensor resolution is decent (20 megapixels)
flash built-in
selfie friendly display
reasonably wide (24mm)
very good maximum aperture (f1.8)
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Landscape Comparison

Sigma SD1 Merrill Landscape photography factors
Sony RX100 III Landscape photography factors
63
has manual focus
switch lenses (Sigma SA mount)
screen size is good (3")
good MP (15MP)
sensor size is decent (APS-C)
delivers RAW formats
weather sealing
no liveview
lack of image stabilization
no Time Lapse recording
73
manual focus
reasonably wide (24mm)
very good maximum aperture (f1.8)
pretty good screen size (3")
built in image stabilization (Optical)
sensor resolution is decent (20MP)
sensor size is decent (1")
supports RAW formats
fixed lens (fixed lens mount)
Photography Glossary

Vlogging Comparison

Sigma SD1 Merrill Vlogging advice
Sony RX100 III Vlogging advice
9
lack of video recording
80
reasonably wide (24mm)
very good maximum aperture (f1.8)
selfie friendly display
built in image stabilization (Optical)
comes with face detect focus
high res video (1920 x 1080 resolution)
lighter than competition (290 grams)
missing microphone port
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Sigma SD1 Merrill vs Sony RX100 III Specifications

Detailed spec comparison table for Sigma SD1 Merrill and Sony RX100 III
 Sigma SD1 MerrillSony Cyber-shot DSC-RX100 III
General Information
Brand Sigma Sony
Model type Sigma SD1 Merrill Sony Cyber-shot DSC-RX100 III
Type Advanced DSLR Large Sensor Compact
Introduced 2012-04-10 2014-05-15
Body design Mid-size SLR Large Sensor Compact
Sensor Information
Processor Chip Dual True II Bionz X
Sensor type CMOS (Foveon X3) BSI-CMOS
Sensor size APS-C 1"
Sensor measurements 24 x 16mm 13.2 x 8.8mm
Sensor surface area 384.0mm² 116.2mm²
Sensor resolution 15MP 20MP
Anti alias filter
Aspect ratio - 1:1, 4:3, 3:2 and 16:9
Highest Possible resolution 4800 x 3200 5472 x 3648
Maximum native ISO 6400 12800
Min native ISO 100 125
RAW support
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Autofocus single
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Total focus points - 25
Lens
Lens mount type Sigma SA fixed lens
Lens zoom range - 24-70mm (2.9x)
Largest aperture - f/1.8-2.8
Macro focusing distance - 5cm
Total lenses 76 -
Focal length multiplier 1.5 2.7
Screen
Screen type Fixed Type Tilting
Screen sizing 3 inch 3 inch
Screen resolution 460 thousand dot 1,229 thousand dot
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder Optical (pentaprism) Electronic
Viewfinder resolution - 1,440 thousand dot
Viewfinder coverage 96% 100%
Viewfinder magnification 0.64x 0.59x
Features
Min shutter speed - 30 seconds
Max shutter speed - 1/2000 seconds
Continuous shutter speed - 10.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change white balance
Image stabilization
Inbuilt flash
Flash distance no built-in flash -
Flash modes no built-in flash -
Hot shoe
AEB
WB bracketing
Max flash sync - 1/2000 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions - 1920 x 1080 (60p/60i/24p), 1280 x 720 (60p/30p/24p/120p), 1440 x 1080 (30 fps), 640 x 480 (30 fps)
Maximum video resolution None 1920x1080
Video data format - MPEG-4, AVCHD, XAVC S
Microphone jack
Headphone jack
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 790g (1.74 lb) 290g (0.64 lb)
Physical dimensions 146 x 113 x 80mm (5.7" x 4.4" x 3.1") 102 x 58 x 41mm (4.0" x 2.3" x 1.6")
DXO scores
DXO Overall rating not tested 67
DXO Color Depth rating not tested 22.4
DXO Dynamic range rating not tested 12.3
DXO Low light rating not tested 495
Other
Battery life - 320 shots
Battery form - Battery Pack
Battery ID - NP-BX1
Self timer Yes Yes (2 or 10 sec, self-portrait, continuous)
Time lapse recording With downloadable app
Type of storage Compact Flash (Type I, UDMA compatible) SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots One One
Pricing at release $2,339 $748