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Sigma Quattro vs Sony A33

Portability
63
Imaging
69
Features
56
Overall
63
Sigma sd Quattro front
 
Sony SLT-A33 front
Portability
67
Imaging
54
Features
80
Overall
64

Sigma Quattro vs Sony A33 Key Specs

Sigma Quattro
(Full Review)
  • 29MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 6400
  • Sigma SA Mount
  • 625g - 147 x 95 x 91mm
  • Revealed February 2016
Sony A33
(Full Review)
  • 14MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 12800 (Boost to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Introduced August 2010
  • Later Model is Sony A35
Photography Glossary

Sigma Quattro vs Sony A33 Overview

Here, we will be contrasting the Sigma Quattro versus Sony A33, former being a Advanced Mirrorless while the latter is a Entry-Level DSLR by rivals Sigma and Sony. There is a substantial difference between the sensor resolutions of the Quattro (29MP) and A33 (14MP) but both cameras have the identical sensor sizing (APS-C).

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The Quattro was released 5 years later than the A33 and that is quite a big difference as far as tech is concerned. Each of the cameras feature different body design with the Sigma Quattro being a Rangefinder-style mirrorless camera and the Sony A33 being a Compact SLR camera.

Before going into a complete comparison, here is a quick synopsis of how the Quattro matches up against the A33 when considering portability, imaging, features and an overall rating.

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Reasons to pick Sigma Quattro over the Sony A33

 Quattro A33 
IntroducedFebruary 2016August 2010Fresher by 67 months
Screen resolution1620k921kClearer screen (+699k dot)

Reasons to pick Sony A33 over the Sigma Quattro

 A33 Quattro 
Screen typeFully ArticulatedFixed Fully Articulating screen
Selfie screen Take selfies

Common features in the Sigma Quattro and Sony A33

 Quattro A33 
Manual focus Dial accurate focusing
Screen size3"3"Same screen measurement
Touch friendly screen Lacking Touch friendly screen

Sigma Quattro vs Sony A33 Physical Comparison

For anybody who is going to carry your camera, you should factor in its weight and dimensions. The Sigma Quattro comes with external measurements of 147mm x 95mm x 91mm (5.8" x 3.7" x 3.6") with a weight of 625 grams (1.38 lbs) whilst the Sony A33 has dimensions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") accompanied by a weight of 500 grams (1.10 lbs).

Check the Sigma Quattro versus Sony A33 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will vary depending on the lens you are utilizing at the time. Below is a front view measurement comparison of the Quattro against the A33.

Sigma Quattro vs Sony A33 size comparison

Considering size and weight, the portability score of the Quattro and A33 is 63 and 67 respectively.

Sigma Quattro vs Sony A33 top view buttons comparison

Sigma Quattro vs Sony A33 Sensor Comparison

Usually, it is hard to imagine the gap between sensor sizing simply by checking a spec sheet. The graphic underneath may offer you a greater sense of the sensor measurements in the Quattro and A33.

As you can see, both of those cameras feature the identical sensor size albeit different resolution. You can count on the Sigma Quattro to resolve greater detail as a result of its extra 15 Megapixels. Higher resolution will help you crop shots way more aggressively. The more modern Quattro provides a benefit when it comes to sensor tech.

Sigma Quattro vs Sony A33 sensor size comparison

Sigma Quattro vs Sony A33 Screen and ViewFinder

Sigma Quattro vs Sony A33 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sigma Quattro Portrait photography features
Sony A33 Portrait photography features
81
manual focus
excellent MP (29 megapixels)
sensor size is decent (APS-C)
comes with face detection focus
supports RAW formats
72
manual focus
megapixel count good (14 megapixels)
sensor size is nice (APS-C)
provides face detect focus
saves RAW files
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Street Comparison

Sigma Quattro Street photography information
Sony A33 Street photography information
59
sensor size is decent (APS-C)
supports RAW formats
environment proofing
fixed screen
lack of image stabilization
heavier than average (625 grams)
76
fully articulated screen
image stabilization (Sensor based)
sensor size is nice (APS-C)
saves RAW files
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Sports Comparison

Sigma Quattro Sports photography factors
Sony A33 Sports photography factors
70
excellent MP (29 megapixels)
sensor size is decent (APS-C)
comes with tracking autofocus
environment proofing
supports phase detect auto focus
continuous shooting slow (3.8 fps)
lack of image stabilization
67
image stabilization (Sensor based)
megapixel count good (14 megapixels)
sensor size is nice (APS-C)
comes with phase detect auto focus
bad battery (340 shots)
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Travel Comparison

Sigma Quattro Travel photography features
Sony A33 Travel photography features
55
environment proofing
excellent MP (29MP)
lack of Time Lapse recording
heavier than average (625g)
does not have selfie friendly display
61
megapixel count good (14MP)
flash built-in
selfie friendly display
no Timelapse mode
bad battery (340 shots)
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Landscape Comparison

Sigma Quattro Landscape photography details
Sony A33 Landscape photography details
72
manual focus
switch lenses (Sigma SA mount)
screen is a good size (3 inch)
excellent MP (29MP)
sensor size is decent (APS-C)
supports RAW formats
environment proofing
lack of image stabilization
lack of Time Lapse recording
67
manual focus
switch lenses (Sony/Minolta Alpha mount)
nice screen size (3 inches)
image stabilization (Sensor based)
megapixel count good (14MP)
sensor size is nice (APS-C)
saves RAW files
bad battery (340 per charge)
no Timelapse mode
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Vlogging Comparison

Vlogging with Sigma Quattro
Vlogging with Sony A33
22
comes with face detection focus
does not have selfie friendly display
lack of image stabilization
video res low ( pxls)
lack of external mic port
heavier than average (625 grams)
77
selfie friendly display
image stabilization (Sensor based)
provides face detect focus
video res high (1920 x 1080 pxls)
does have microphone support
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Sigma Quattro vs Sony A33 Specifications

Detailed spec comparison table for Sigma Quattro and Sony A33
 Sigma sd QuattroSony SLT-A33
General Information
Manufacturer Sigma Sony
Model Sigma sd Quattro Sony SLT-A33
Category Advanced Mirrorless Entry-Level DSLR
Revealed 2016-02-23 2010-08-24
Physical type Rangefinder-style mirrorless Compact SLR
Sensor Information
Processor Dual TRUE III Bionz
Sensor type CMOS (Foveon X3) CMOS
Sensor size APS-C APS-C
Sensor measurements 23.5 x 15.6mm 23.5 x 15.6mm
Sensor area 366.6mm² 366.6mm²
Sensor resolution 29 megapixel 14 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Full resolution 5424 x 3616 4592 x 3056
Max native ISO 6400 12800
Max boosted ISO - 25600
Lowest native ISO 100 100
RAW pictures
Autofocusing
Manual focus
AF touch
Continuous AF
Single AF
AF tracking
Selective AF
AF center weighted
AF multi area
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 9 15
Cross focus points - 3
Lens
Lens mounting type Sigma SA Sony/Minolta Alpha
Available lenses 76 143
Focal length multiplier 1.5 1.5
Screen
Type of display Fixed Type Fully Articulated
Display sizing 3" 3"
Resolution of display 1,620k dots 921k dots
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,360k dots 1,150k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.73x 0.73x
Features
Slowest shutter speed 30s 30s
Maximum shutter speed 1/4000s 1/4000s
Continuous shooting rate 3.8 frames/s 7.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Set WB
Image stabilization
Integrated flash
Flash range no built-in flash 10.00 m (@ ISO 100)
Flash settings no built-in flash Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
AE bracketing
White balance bracketing
Maximum flash synchronize - 1/160s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions - 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Max video resolution - 1920x1080
Video data format - MPEG-4, AVCHD, H.264
Microphone support
Headphone support
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 625 gr (1.38 pounds) 500 gr (1.10 pounds)
Physical dimensions 147 x 95 x 91mm (5.8" x 3.7" x 3.6") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO All around score not tested 70
DXO Color Depth score not tested 22.8
DXO Dynamic range score not tested 12.6
DXO Low light score not tested 591
Other
Battery life - 340 pictures
Form of battery - Battery Pack
Battery model BP-61 NP-FW50
Self timer Yes Yes (2 or 10 sec)
Time lapse feature
Storage type SD/SDHC/SDXC SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots 1 1
Retail price $738 $230