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Sigma SD9 vs Sony RX100

Portability
54
Imaging
38
Features
27
Overall
33
Sigma SD9 front
 
Sony Cyber-shot DSC-RX100 front
Portability
91
Imaging
50
Features
68
Overall
57

Sigma SD9 vs Sony RX100 Key Specs

Sigma SD9
(Full Review)
  • 3MP - APS-C Sensor
  • 1.8" Fixed Screen
  • ISO 100 - 400
  • 1/6000s Maximum Shutter
  • No Video
  • Sigma SA Mount
  • 950g - 152 x 120 x 79mm
  • Announced November 2002
  • New Model is Sigma SD10
Sony RX100
(Full Review)
  • 20MP - 1" Sensor
  • 3" Fixed Screen
  • ISO 100 - 25600
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 28-100mm (F1.8-4.9) lens
  • 240g - 102 x 58 x 36mm
  • Revealed August 2012
  • New Model is Sony RX100 II
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Sigma SD9 vs Sony RX100 Overview

Let's look a bit more in depth at the Sigma SD9 versus Sony RX100, former being a Advanced DSLR while the latter is a Large Sensor Compact by manufacturers Sigma and Sony. There exists a substantial gap among the sensor resolutions of the SD9 (3MP) and RX100 (20MP) and the SD9 (APS-C) and RX100 (1") have different sensor measurements.

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The SD9 was manufactured 10 years earlier than the RX100 and that is a fairly big difference as far as camera technology is concerned. Both of the cameras have different body design with the Sigma SD9 being a Mid-size SLR camera and the Sony RX100 being a Large Sensor Compact camera.

Before going right into a more detailed comparison, here is a quick summation of how the SD9 grades against the RX100 in terms of portability, imaging, features and an overall rating.

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Reasons to pick Sigma SD9 over the Sony RX100

 SD9 RX100 

Reasons to pick Sony RX100 over the Sigma SD9

 RX100 SD9 
RevealedAugust 2012November 2002Fresher by 118 months
Screen dimensions3"1.8"Bigger screen (+1.2")
Screen resolution1229k130kClearer screen (+1099k dot)

Common features in the Sigma SD9 and Sony RX100

 SD9 RX100 
Focus manually More precise focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Missing selfie screen
Touch screen Missing Touch screen

Sigma SD9 vs Sony RX100 Physical Comparison

If you are looking to carry your camera regularly, you will want to take into account its weight and volume. The Sigma SD9 features physical measurements of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") and a weight of 950 grams (2.09 lbs) while the Sony RX100 has sizing of 102mm x 58mm x 36mm (4.0" x 2.3" x 1.4") accompanied by a weight of 240 grams (0.53 lbs).

Check out the Sigma SD9 versus Sony RX100 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will change depending on the lens you are utilizing at that time. Below is a front view physical size comparison of the SD9 against the RX100.

Sigma SD9 vs Sony RX100 size comparison

Taking into account dimensions and weight, the portability grade of the SD9 and RX100 is 54 and 91 respectively.

Sigma SD9 vs Sony RX100 top view buttons comparison

Sigma SD9 vs Sony RX100 Sensor Comparison

Sometimes, it can be tough to imagine the gap in sensor sizing merely by going through technical specs. The graphic underneath might offer you a greater sense of the sensor sizing in the SD9 and RX100.

As you can tell, each of these cameras provide different megapixels and different sensor sizing. The SD9 due to its bigger sensor is going to make achieving shallow DOF less difficult and the Sony RX100 will show extra detail due to its extra 17 Megapixels. Higher resolution will allow you to crop shots more aggressively. The older SD9 will be behind in sensor innovation.

Sigma SD9 vs Sony RX100 sensor size comparison

Sigma SD9 vs Sony RX100 Screen and ViewFinder

Sigma SD9 vs Sony RX100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Sigma SD9
Portrait photography with Sony RX100
46
you can focus manually
good sensor size (APS-C)
supports RAW files
no liveview
low megapixels (3 megapixels)
64
manual focus
flash sync speed is above average (1/2,000 seconds)
decent megapixels (20MP)
sensor size is good (1")
offers face detection focusing
exports RAW formats
can't use external flash
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Street Comparison

Sigma SD9 as a Street photography camera
Sony RX100 as a Street photography camera
43
good sensor size (APS-C)
supports RAW files
no moving screen
does not have image stabilization
heavier than competitors (950 grams)
maximum ISO low (400)
79
image stabilization (Optical)
sensor size is good (1")
exports RAW formats
lighter than average (240 grams)
very good ISO range (25,600)
screen does not articulate
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Sports Comparison

Sigma SD9 Sports photography information
Sony RX100 Sports photography information
35
great max shutter speed (1/6,000s)
good sensor size (APS-C)
no liveview
does not have image stabilization
low megapixels (3 megapixels)
has no phase detect autofocus
65
image stabilization (Optical)
decent megapixels (20MP)
sensor size is good (1")
offers tracking autofocus
lacks phase detect AF
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Travel Comparison

Sigma SD9 Travel photography advice
Sony RX100 Travel photography advice
29
doesn't have Time Lapse recording
heavier than competitors (950 grams)
low megapixels (3MP)
screen isn't selfie friendly
79
lighter than average (240g)
decent megapixels (20 megapixels)
flash built-in
pretty wide (28mm)
very good maximum aperture (f1.8)
screen is not selfie friendly
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Landscape Comparison

Sigma SD9 Landscape photography advice
Sony RX100 Landscape photography advice
40
you can focus manually
change lenses (Sigma SA mount)
good sensor size (APS-C)
supports RAW files
small screen (1.8 inches)
no liveview
does not have image stabilization
low megapixels (3 megapixels)
maximum ISO low (400)
doesn't have Time Lapse recording
74
manual focus
pretty wide (28mm)
very good maximum aperture (f1.8)
screen is a decent size (3 inches)
image stabilization (Optical)
decent megapixels (20MP)
sensor size is good (1")
very good ISO range (25,600)
exports RAW formats
lens is fixed (fixed lens mount)
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Vlogging Comparison

Vlogging with Sigma SD9
Vlogging with Sony RX100
9
can't shoot video
38
pretty wide (28mm)
very good maximum aperture (f1.8)
image stabilization (Optical)
offers face detection focusing
high quality video (1920 x 1080 resolution)
lighter than average (240 grams)
screen is not selfie friendly
doesn't have external microphone port
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Sigma SD9 vs Sony RX100 Specifications

Detailed spec comparison table for Sigma SD9 and Sony RX100
 Sigma SD9Sony Cyber-shot DSC-RX100
General Information
Manufacturer Sigma Sony
Model type Sigma SD9 Sony Cyber-shot DSC-RX100
Type Advanced DSLR Large Sensor Compact
Announced 2002-11-26 2012-08-28
Body design Mid-size SLR Large Sensor Compact
Sensor Information
Sensor type CMOS (Foveon X3) CMOS
Sensor size APS-C 1"
Sensor measurements 20.7 x 13.8mm 13.2 x 8.8mm
Sensor area 285.7mm² 116.2mm²
Sensor resolution 3 megapixels 20 megapixels
Anti alias filter
Aspect ratio 3:2 1:1, 4:3, 3:2 and 16:9
Full resolution 2268 x 1512 5472 x 3648
Max native ISO 400 25600
Min native ISO 100 100
RAW format
Autofocusing
Focus manually
Touch focus
Autofocus continuous
Autofocus single
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points - 25
Lens
Lens support Sigma SA fixed lens
Lens zoom range - 28-100mm (3.6x)
Maximal aperture - f/1.8-4.9
Macro focusing distance - 5cm
Number of lenses 76 -
Crop factor 1.7 2.7
Screen
Screen type Fixed Type Fixed Type
Screen diagonal 1.8" 3"
Resolution of screen 130k dot 1,229k dot
Selfie friendly
Liveview
Touch function
Screen tech - WhiteMagic TFT LCD
Viewfinder Information
Viewfinder Optical (pentaprism) None
Viewfinder coverage 98 percent -
Viewfinder magnification 0.77x -
Features
Lowest shutter speed 30 seconds 30 seconds
Highest shutter speed 1/6000 seconds 1/2000 seconds
Continuous shooting speed - 10.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Built-in flash
Flash distance no built-in flash -
Flash modes - Auto, On, Off, Slow Sync
Hot shoe
Auto exposure bracketing
White balance bracketing
Highest flash sync 1/180 seconds 1/2000 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions - 1920 x 1080 (60 fps), 1440 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps)
Max video resolution None 1920x1080
Video data format - MPEG-4, AVCHD
Microphone jack
Headphone jack
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 1.0 (1.5 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 950 grams (2.09 pounds) 240 grams (0.53 pounds)
Physical dimensions 152 x 120 x 79mm (6.0" x 4.7" x 3.1") 102 x 58 x 36mm (4.0" x 2.3" x 1.4")
DXO scores
DXO All around rating not tested 66
DXO Color Depth rating not tested 22.6
DXO Dynamic range rating not tested 12.4
DXO Low light rating not tested 390
Other
Battery life - 330 photos
Style of battery - Battery Pack
Battery ID - NP-BX1
Self timer Yes (10 sec) Yes (2 or 10 sec, Portrait 1/2)
Time lapse feature With downloadable app
Type of storage Compact Flash Type I or II SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Storage slots Single Single
Price at launch $3,001 $448