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Sigma fp vs Sony RX100 III

Portability
84
Imaging
74
Features
79
Overall
76
Sigma fp front
 
Sony Cyber-shot DSC-RX100 III front
Portability
89
Imaging
50
Features
77
Overall
60

Sigma fp vs Sony RX100 III Key Specs

Sigma fp
(Full Review)
  • 25MP - Full frame Sensor
  • 3.2" Fixed Screen
  • ISO 100 - 25600 (Expand to 102400)
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Leica L Mount
  • 422g - 113 x 70 x 45mm
  • Launched July 2019
  • Renewed by Sigma fp L
Sony RX100 III
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • 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
  • Succeeded the Sony RX100 II
  • Updated by Sony RX100 IV
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Sigma fp vs Sony RX100 III Overview

The following is a complete assessment of the Sigma fp versus Sony RX100 III, one is a Advanced Mirrorless and the other is a Large Sensor Compact by manufacturers Sigma and Sony. There exists a sizeable gap between the resolutions of the fp (25MP) and RX100 III (20MP) and the fp (Full frame) and RX100 III (1") enjoy different sensor dimensions.

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The fp was brought out 5 years after the RX100 III which is quite a large gap as far as technology is concerned. Both of these cameras offer different body type with the Sigma fp being a Rangefinder-style mirrorless camera and the Sony RX100 III being a Large Sensor Compact camera.

Before delving straight into a comprehensive comparison, below is a quick introduction of how the fp scores against the RX100 III in terms of portability, imaging, features and an overall mark.

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Reasons to pick Sigma fp over the Sony RX100 III

 fp RX100 III 
IntroducedJuly 2019May 2014Newer by 63 months
Display sizing3.2"3"Larger display (+0.2")
Display resolution2100k1229kClearer display (+871k dot)
Touch display Easily navigate

Reasons to pick Sony RX100 III over the Sigma fp

 RX100 III fp 
Display typeTiltingFixed Tilting display
Selfie screen Easy selfies

Common features in the Sigma fp and Sony RX100 III

 fp RX100 III 
Manual focus Very accurate focusing

Sigma fp vs Sony RX100 III Physical Comparison

For those who are planning to travel with your camera regularly, you will need to consider its weight and measurements. The Sigma fp offers exterior measurements of 113mm x 70mm x 45mm (4.4" x 2.8" x 1.8") having a weight of 422 grams (0.93 lbs) while the Sony RX100 III has proportions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") and a weight of 290 grams (0.64 lbs).

Take a look at the Sigma fp versus Sony RX100 III in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will differ depending on the lens you are utilising during that time. The following is the front view physical size comparison of the fp vs the RX100 III.

Sigma fp vs Sony RX100 III size comparison

Taking into account dimensions and weight, the portability rating of the fp and RX100 III is 84 and 89 respectively.

Sigma fp vs Sony RX100 III top view buttons comparison

Sigma fp vs Sony RX100 III Sensor Comparison

More often than not, its difficult to picture the contrast between sensor dimensions simply by reading specifications. The pic below will help give you a more clear sense of the sensor sizing in the fp and RX100 III.

To sum up, each of these cameras enjoy different megapixels and different sensor dimensions. The fp featuring a larger sensor is going to make shooting shallow depth of field simpler and the Sigma fp will offer you greater detail having its extra 5MP. Greater resolution can also let you crop pics far more aggressively. The newer fp should have an edge with regard to sensor tech.

Sigma fp vs Sony RX100 III sensor size comparison

Sigma fp vs Sony RX100 III Screen and ViewFinder

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

Portrait Comparison

Sigma fp as a Portrait photography camera
Sony RX100 III as a Portrait photography camera
84
you can focus manually
amazing megapixels (25 megapixels)
big sensor size (Full frame)
comes with face detect focus
delivers RAW files
64
you can focus manually
above average flash sync speed (1/2,000 seconds)
MP count decent (20 megapixels)
good sensor size (1")
includes face detection autofocus
supports RAW formats
no external flash support
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Street Comparison

Sigma fp Street photography information
Sony RX100 III Street photography information
77
big sensor size (Full frame)
delivers RAW files
provides focus via touch
weather proof
very good high ISO (25,600)
no articulating screen
no image stabilization
85
screen tilts up and down
image stabilization (Optical)
good sensor size (1")
supports RAW formats
lighter than average (290g)
Photography Glossary

Sports Comparison

Sigma fp Sports photography details
Sony RX100 III Sports photography details
72
high shutter speed (1/8,000s)
amazing megapixels (25 megapixels)
big sensor size (Full frame)
comes with tracking focus
weather proof
no image stabilization
lacks phase detect auto focus
65
image stabilization (Optical)
MP count decent (20 megapixels)
good sensor size (1")
includes tracking autofocus
no phase detect autofocus
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Travel Comparison

Sigma fp Travel photography factors
Sony RX100 III Travel photography factors
78
weather proof
provides focus via touch
amazing megapixels (25MP)
does not feature selfie friendly display
85
lighter than average (290g)
MP count decent (20 megapixels)
flash built-in
display is selfie friendly
reasonably wide (24mm)
very good maximum aperture (f1.8)
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Landscape Comparison

Sigma fp Landscape photography factors
Sony RX100 III Landscape photography factors
82
you can focus manually
interchangeable lenses (Leica L mount)
good sized screen (3.2 inches)
amazing megapixels (25 megapixels)
big sensor size (Full frame)
very good high ISO (25,600)
delivers RAW files
weather proof
no image stabilization
73
you can focus manually
reasonably wide (24mm)
very good maximum aperture (f1.8)
screen size is good (3")
image stabilization (Optical)
MP count decent (20MP)
good sensor size (1")
supports RAW formats
lens is fixed (fixed lens mount)
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Vlogging Comparison

Sigma fp as a Vlogging camera
Sony RX100 III as a Vlogging camera
37
has touchscreen
comes with face detect focus
video resolution high (3840 x 2160 resolution)
does have mic port
does not feature selfie friendly display
no image stabilization
80
reasonably wide (24mm)
very good maximum aperture (f1.8)
display is selfie friendly
image stabilization (Optical)
includes face detection autofocus
high video quality (1920 x 1080 resolution)
lighter than average (290 grams)
missing external mic port
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Sigma fp vs Sony RX100 III Specifications

Detailed spec comparison table for Sigma fp and Sony RX100 III
 Sigma fpSony Cyber-shot DSC-RX100 III
General Information
Manufacturer Sigma Sony
Model type Sigma fp Sony Cyber-shot DSC-RX100 III
Class Advanced Mirrorless Large Sensor Compact
Launched 2019-07-11 2014-05-15
Body design Rangefinder-style mirrorless Large Sensor Compact
Sensor Information
Powered by - Bionz X
Sensor type BSI-CMOS BSI-CMOS
Sensor size Full frame 1"
Sensor dimensions 35.9 x 23.9mm 13.2 x 8.8mm
Sensor surface area 858.0mm² 116.2mm²
Sensor resolution 25MP 20MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Peak resolution 6000 x 4000 5472 x 3648
Highest native ISO 25600 12800
Highest enhanced ISO 102400 -
Minimum native ISO 100 125
RAW files
Minimum enhanced ISO 6 -
Autofocusing
Focus manually
Touch focus
Continuous autofocus
Single autofocus
Tracking autofocus
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points 49 25
Lens
Lens mount type Leica L fixed lens
Lens zoom range - 24-70mm (2.9x)
Maximal aperture - f/1.8-2.8
Macro focusing range - 5cm
Number of lenses 30 -
Crop factor 1 2.7
Screen
Screen type Fixed Type Tilting
Screen sizing 3.2 inches 3 inches
Screen resolution 2,100k dot 1,229k dot
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 1,440k dot
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.59x
Features
Min shutter speed 30 seconds 30 seconds
Max shutter speed 1/8000 seconds 1/2000 seconds
Continuous shutter speed 12.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Inbuilt flash
Flash distance no built-in flash -
Flash modes no built-in flash -
External flash
AE bracketing
WB bracketing
Max flash sync - 1/2000 seconds
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 3840 x 2160 @ 30p, MOV, H.264, Linear PCM 1920 x 1080 (60p/60i/24p), 1280 x 720 (60p/30p/24p/120p), 1440 x 1080 (30 fps), 640 x 480 (30 fps)
Highest video resolution 3840x2160 1920x1080
Video format MPEG-4, H.264 MPEG-4, AVCHD, XAVC S
Mic jack
Headphone jack
Connectivity
Wireless No Built-In
Bluetooth
NFC
HDMI
USB Yes USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 422 grams (0.93 lbs) 290 grams (0.64 lbs)
Dimensions 113 x 70 x 45mm (4.4" x 2.8" x 1.8") 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 BP-51 NP-BX1
Self timer Yes (2 or 10 wec) Yes (2 or 10 sec, self-portrait, continuous)
Time lapse recording With downloadable app
Type of storage SD/SDHC/SDXC (UHS-II supported) SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots Single Single
Cost at release $2,050 $748