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Sigma Quattro vs Sony A7c

Portability
63
Imaging
69
Features
56
Overall
63
Sigma sd Quattro front
 
Sony Alpha A7c front
Portability
78
Imaging
76
Features
88
Overall
80

Sigma Quattro vs Sony A7c Key Specs

Sigma Quattro
(Full Review)
  • 29MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • Sigma SA Mount
  • 625g - 147 x 95 x 91mm
  • Launched February 2016
Sony A7c
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 51200 (Boost to 204800)
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Sony E Mount
  • 509g - 124 x 71 x 60mm
  • Announced September 2020
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Sigma Quattro vs Sony A7c Overview

Here is a in depth overview of the Sigma Quattro versus Sony A7c, both Advanced Mirrorless digital cameras by companies Sigma and Sony. There exists a large gap between the resolutions of the Quattro (29MP) and A7c (24MP) and the Quattro (APS-C) and A7c (Full frame) boast totally different sensor sizing.

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The Quattro was introduced 5 years prior to the A7c and that is quite a serious difference as far as technology is concerned. Both the cameras feature the same body design (Rangefinder-style mirrorless).

Before we go right into a step-by-step comparison, here is a concise highlight of how the Quattro grades vs the A7c in terms of portability, imaging, features and an overall rating.

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Reasons to pick Sigma Quattro over the Sony A7c

 Quattro A7c 
Screen resolution1620k922kCrisper screen (+698k dot)

Reasons to pick Sony A7c over the Sigma Quattro

 A7c Quattro 
AnnouncedSeptember 2020February 2016Fresher by 55 months
Screen typeFully articulatedFixed Fully Articulating screen
Selfie screen Take selfies
Touch friendly screen Quickly navigate

Common features in the Sigma Quattro and Sony A7c

 Quattro A7c 
Focus manually More accurate focus
Screen size3"3"Same screen measurement

Sigma Quattro vs Sony A7c Physical Comparison

For those who are planning to carry your camera regularly, you'll need to think about its weight and volume. The Sigma Quattro enjoys external measurements of 147mm x 95mm x 91mm (5.8" x 3.7" x 3.6") accompanied by a weight of 625 grams (1.38 lbs) whilst the Sony A7c has sizing of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") having a weight of 509 grams (1.12 lbs).

Compare the Sigma Quattro versus Sony A7c in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will differ based on the lens you have attached at that time. Following is a front view measurements comparison of the Quattro versus the A7c.

Sigma Quattro vs Sony A7c size comparison

Considering dimensions and weight, the portability score of the Quattro and A7c is 63 and 78 respectively.

Sigma Quattro vs Sony A7c top view buttons comparison

Sigma Quattro vs Sony A7c Sensor Comparison

Quite often, it is difficult to see the difference between sensor sizing only by going over a spec sheet. The graphic below will help provide you a better sense of the sensor measurements in the Quattro and A7c.

As you can see, both of those cameras feature different resolutions and different sensor sizing. The Quattro having a tinier sensor will make shooting bokeh trickier and the Sigma Quattro will deliver more detail using its extra 5 Megapixels. Higher resolution will allow you to crop shots way more aggressively. The older Quattro is going to be disadvantaged with regard to sensor technology.

Sigma Quattro vs Sony A7c sensor size comparison

Sigma Quattro vs Sony A7c Screen and ViewFinder

Sigma Quattro vs Sony A7c Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sigma Quattro Portrait photography advice
Sony A7c Portrait photography advice
81
you can focus manually
resolution is high (29MP)
good sensor size (APS-C)
offers face detection focus
supports RAW formats
78
has manual focus
decent MP (24MP)
sensor size is great (Full frame)
offers face detection autofocus
delivers RAW formats
no external flash support
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Street Comparison

Sigma Quattro as a Street photography camera
Sony A7c as a Street photography camera
59
good sensor size (APS-C)
supports RAW formats
weather proof
fixed screen
does not have image stabilization
more heavy than average (625g)
85
image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
delivers RAW formats
supports touch to focus
environment proofing
very good ISO range (51,200)
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Sports Comparison

Sports photography with Sigma Quattro
Sports photography with Sony A7c
70
resolution is high (29 megapixels)
good sensor size (APS-C)
offers tracking autofocus
weather proof
supports phase detect auto focus
slow continuous shooting (3.8 frames per second)
does not have image stabilization
88
silent mode (1/8,000s)
image stabilization (Sensor based 5-axis)
decent MP (24 megapixels)
sensor size is great (Full frame)
offers tracking autofocus
environment proofing
better than average battery life (740 CIPA)
supports phase detect autofocus
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Travel Comparison

Sigma Quattro Travel photography information
Sony A7c Travel photography information
55
weather proof
resolution is high (29 megapixels)
doesn't have Timelapse function
more heavy than average (625g)
display is not selfie friendly
86
better than average battery life (740 per charge)
environment proofing
supports bluetooth
supports touch to focus
decent MP (24 megapixels)
display is selfie friendly
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Landscape Comparison

Sigma Quattro Landscape photography information
Sony A7c Landscape photography information
72
you can focus manually
interchangeable lenses (Sigma SA mount)
screen size is good (3 inch)
resolution is high (29 megapixels)
good sensor size (APS-C)
supports RAW formats
weather proof
does not have image stabilization
doesn't have Timelapse function
88
has manual focus
change lenses (Sony E mount)
screen size is decent (3")
image stabilization (Sensor based 5-axis)
decent MP (24 megapixels)
sensor size is great (Full frame)
very good ISO range (51,200)
delivers RAW formats
environment proofing
better than average battery life (740 shots)
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Vlogging Comparison

Sigma Quattro Vlogging factors
Sony A7c Vlogging factors
22
offers face detection focus
display is not selfie friendly
does not have image stabilization
video resolution low ( pixels)
doesn't have external microphone jack
more heavy than average (625 grams)
86
display is selfie friendly
touchscreen capability
image stabilization (Sensor based 5-axis)
offers face detection autofocus
video resolution high (3840 x 2160 pxls)
comes with external microphone port
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Sigma Quattro vs Sony A7c Specifications

Detailed spec comparison table for Sigma Quattro and Sony A7c
 Sigma sd QuattroSony Alpha A7c
General Information
Company Sigma Sony
Model type Sigma sd Quattro Sony Alpha A7c
Type Advanced Mirrorless Advanced Mirrorless
Launched 2016-02-23 2020-09-14
Body design Rangefinder-style mirrorless Rangefinder-style mirrorless
Sensor Information
Powered by Dual TRUE III -
Sensor type CMOS (Foveon X3) BSI-CMOS
Sensor size APS-C Full frame
Sensor measurements 23.5 x 15.6mm 35.8 x 23.8mm
Sensor area 366.6mm² 852.0mm²
Sensor resolution 29MP 24MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Max resolution 5424 x 3616 6000 x 4000
Max native ISO 6400 51200
Max enhanced ISO - 204800
Minimum native ISO 100 100
RAW photos
Minimum enhanced ISO - 50
Autofocusing
Focus manually
AF touch
Continuous AF
AF single
AF tracking
Selective AF
AF center weighted
AF multi area
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 9 693
Lens
Lens mount type Sigma SA Sony E
Number of lenses 76 122
Focal length multiplier 1.5 1
Screen
Screen type Fixed Type Fully articulated
Screen size 3 inches 3 inches
Resolution of screen 1,620k dot 922k dot
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,360k dot 2,360k dot
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.73x 0.59x
Features
Minimum shutter speed 30 secs 30 secs
Fastest shutter speed 1/4000 secs 1/4000 secs
Fastest silent shutter speed - 1/8000 secs
Continuous shutter speed 3.8 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash distance no built-in flash no built-in flash
Flash modes no built-in flash no built-in flash
External flash
AE bracketing
White balance bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions - 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Max video resolution - 3840x2160
Video data format - MPEG-4, XAVC S, H.264
Microphone jack
Headphone jack
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 3.2 Gen 1 (5 GBit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 625 gr (1.38 lb) 509 gr (1.12 lb)
Physical dimensions 147 x 95 x 91mm (5.8" x 3.7" x 3.6") 124 x 71 x 60mm (4.9" x 2.8" x 2.4")
DXO scores
DXO Overall rating not tested not tested
DXO Color Depth rating not tested not tested
DXO Dynamic range rating not tested not tested
DXO Low light rating not tested not tested
Other
Battery life - 740 shots
Style of battery - Battery Pack
Battery ID BP-61 NP-FZ100
Self timer Yes Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse shooting
Type of storage SD/SDHC/SDXC SD/SDHC/SDXC card (UHS-II supported)
Storage slots Single Single
Launch cost $738 $1,800