Sigma fp vs Sony RX100 III
84 Imaging
74 Features
79 Overall
76
89 Imaging
50 Features
77 Overall
60
Sigma fp vs Sony RX100 III Key Specs
(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
(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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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.
Japan-exclusive Leica Leitz Phone 3 features big sensor and new modesThe 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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Here is a sample of the gallery pictures for Sigma fp and Sony Cyber-shot DSC-RX100 III. The entire galleries are provided at Sigma fp Gallery and Sony RX100 III Gallery.
Reasons to pick Sigma fp over the Sony RX100 III
| fp | RX100 III | |||
|---|---|---|---|---|
| Introduced | July 2019 | May 2014 | Newer by 63 months | |
| Display sizing | 3.2" | 3" | Larger display (+0.2") | |
| Display resolution | 2100k | 1229k | Clearer display (+871k dot) | |
| Touch display | Easily navigate |
Reasons to pick Sony RX100 III over the Sigma fp
| RX100 III | fp | |||
|---|---|---|---|---|
| Display type | Tilting | Fixed | 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.
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.

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 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 Screen and ViewFinder
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Sigma fp vs Sony RX100 III Specifications
| Sigma fp | Sony 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 |