Sony W730 vs Sony A33

Sony Cyber-shot DSC-W730 front
Sony SLT-A33 front

Sony W730 vs Sony A33 Key Specs

Sony W730
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 100 - 3200
  • Optical Image Stabilization
  • 1280 x 720 video
  • 25-224mm (F3.3-6.3) lens
  • 122g - 93 x 52 x 22mm
  • Introduced January 2013
Sony A33
(Full Review)
  • 14MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 12800 (Expand to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Revealed August 2010
  • Refreshed by Sony A35
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Sony W730 vs Sony A33 Overview

Below is a extended analysis of the Sony W730 and Sony A33, one being a Small Sensor Compact and the latter is a Entry-Level DSLR and both are produced by Sony. The resolution of the W730 (16MP) and the A33 (14MP) is pretty close but the W730 (1/2.3") and A33 (APS-C) feature totally different sensor sizing.

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The W730 was launched 2 years later than the A33 and that is a fairly sizable gap as far as camera technology is concerned. Both the cameras come with different body type with the Sony W730 being a Compact camera and the Sony A33 being a Compact SLR camera.

Before diving in to a in depth comparison, below is a quick introduction of how the W730 scores against the A33 with respect to portability, imaging, features and an overall grade.

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Reasons to pick Sony W730 over the Sony A33

 W730 A33 
RevealedJanuary 2013August 2010More recent by 29 months
Touch screen Quickly navigate

Reasons to pick Sony A33 over the Sony W730

 A33 W730 
Manually focus More exact focusing
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen dimension3"2.7"Bigger screen (+0.3")
Screen resolution921k230kClearer screen (+691k dot)
Selfie screen Easy selfies

Common features in the Sony W730 and Sony A33

 W730 A33 

Sony W730 vs Sony A33 Physical Comparison

For anyone who is looking to lug around your camera regularly, you'll need to consider its weight and proportions. The Sony W730 has outside dimensions of 93mm x 52mm x 22mm (3.7" x 2.0" x 0.9") and a weight of 122 grams (0.27 lbs) while the Sony A33 has measurements of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") having a weight of 500 grams (1.10 lbs).

Examine the Sony W730 and Sony A33 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are utilising at that time. Following is the front view over all size comparison of the W730 compared to the A33.

Sony W730 vs Sony A33 size comparison

Looking at dimensions and weight, the portability score of the W730 and A33 is 96 and 67 respectively.

Sony W730 vs Sony A33 top view buttons comparison

Sony W730 vs Sony A33 Sensor Comparison

Normally, it's hard to envision the difference in sensor measurements just by researching technical specs. The graphic underneath should provide you a greater sense of the sensor sizes in the W730 and A33.

As you have seen, the two cameras posses different resolutions and different sensor measurements. The W730 featuring a smaller sensor will make shooting bokeh tougher and the Sony W730 will render greater detail utilizing its extra 2MP. Higher resolution will also enable you to crop shots somewhat more aggressively. The newer W730 will have a benefit in sensor tech.

Sony W730 vs Sony A33 sensor size comparison

Sony W730 vs Sony A33 Screen and ViewFinder

Sony W730 vs Sony A33 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Sony W730 Portrait photography details
Sony A33 Portrait photography details
good MP (16MP)
has face detection focusing
manual focus not available
no manual exposure
can't use external flash
sensor size is tiny (1/2.3")
has no RAW format
manual focus
resolution is good (14 megapixels)
sensor size is nice (APS-C)
has face detect autofocus
saves RAW formats
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Street Comparison

Sony W730 as a Street photography camera
Sony A33 as a Street photography camera
image stabilization (Optical)
includes focus by touch
lighter than competition in class (122g)
screen does not articulate
sensor size is tiny (1/2.3")
has no RAW format
screen can move to multiple angles
has image stabilization (Sensor based)
sensor size is nice (APS-C)
saves RAW formats
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Sports Comparison

Sports photography with Sony W730
Sports photography with Sony A33
image stabilization (Optical)
good MP (16MP)
has tracking autofocus
continuous shooting slow (1.0 fps)
no shutter priority
sensor size is tiny (1/2.3")
has no phase detect AF
has image stabilization (Sensor based)
resolution is good (14MP)
sensor size is nice (APS-C)
comes with phase detect autofocus
bad battery (340 per charge)
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Travel Comparison

Sony W730 Travel photography factors
Sony A33 Travel photography factors
lighter than competition in class (122g)
includes focus by touch
good MP (16MP)
built-in flash
decently wide (25mm)
does not have Time Lapse recording
display isn't selfie friendly
sluggish maximum aperture (f3.3)
resolution is good (14 megapixels)
built-in flash
selfie friendly screen
doesn't have Time Lapse function
bad battery (340 per charge)
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Landscape Comparison

Sony W730 Landscape photography info
Sony A33 Landscape photography info
decently wide (25mm)
image stabilization (Optical)
good MP (16 megapixels)
manual focus not available
lens is fixed (fixed lens mount)
sluggish maximum aperture (f3.3)
small screen (2.7 inches)
no manual exposure
sensor size is tiny (1/2.3")
has no RAW format
does not have Time Lapse recording
manual focus
interchangeable lenses (Sony/Minolta Alpha mount)
pretty good screen size (3")
has image stabilization (Sensor based)
resolution is good (14MP)
sensor size is nice (APS-C)
saves RAW formats
bad battery (340 CIPA)
doesn't have Time Lapse function
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Vlogging Comparison

Sony W730 Vlogging details
Sony A33 Vlogging details
decently wide (25mm)
screen is touchscreen
image stabilization (Optical)
has face detection focusing
lighter than competition in class (122g)
sluggish maximum aperture (f3.3)
display isn't selfie friendly
low video resolution (1280 x 720 pxls)
does not have external mic jack
selfie friendly screen
has image stabilization (Sensor based)
has face detect autofocus
high res video (1920 x 1080 pixels)
does have mic socket
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Sony W730 vs Sony A33 Specifications

Detailed spec comparison table for Sony W730 and Sony A33
 Sony Cyber-shot DSC-W730Sony SLT-A33
General Information
Brand Name Sony Sony
Model type Sony Cyber-shot DSC-W730 Sony SLT-A33
Category Small Sensor Compact Entry-Level DSLR
Introduced 2013-01-08 2010-08-24
Physical type Compact Compact SLR
Sensor Information
Processor - Bionz
Sensor type CCD CMOS
Sensor size 1/2.3" APS-C
Sensor dimensions 6.17 x 4.55mm 23.5 x 15.6mm
Sensor area 28.1mm² 366.6mm²
Sensor resolution 16MP 14MP
Anti alias filter
Aspect ratio 4:3 and 16:9 3:2 and 16:9
Highest resolution 4608 x 3456 4592 x 3056
Highest native ISO 3200 12800
Highest boosted ISO - 25600
Minimum native ISO 100 100
RAW files
Focus manually
Touch focus
AF continuous
Single AF
Tracking AF
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Total focus points - 15
Cross type focus points - 3
Lens support fixed lens Sony/Minolta Alpha
Lens zoom range 25-224mm (9.0x) -
Largest aperture f/3.3-6.3 -
Macro focusing distance 5cm -
Available lenses - 143
Crop factor 5.8 1.5
Display type Fixed Type Fully Articulated
Display sizing 2.7" 3"
Display resolution 230k dots 921k dots
Selfie friendly
Touch friendly
Display technology TFT LCD display -
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 1,150k dots
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.73x
Slowest shutter speed 2 seconds 30 seconds
Maximum shutter speed 1/1600 seconds 1/4000 seconds
Continuous shooting rate 1.0 frames/s 7.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Change WB
Image stabilization
Inbuilt flash
Flash distance 2.80 m 10.00 m (@ ISO 100)
Flash modes Auto, On, Off, Slow Sync, Advanced Flash Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
WB bracketing
Maximum flash synchronize - 1/160 seconds
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1280 x 720 (30 fps), 640 x 480 (30 fps) 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Highest video resolution 1280x720 1920x1080
Video data format MPEG-4, AVCHD MPEG-4, AVCHD, H.264
Mic port
Headphone port
Wireless None Eye-Fi Connected
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 122 grams (0.27 pounds) 500 grams (1.10 pounds)
Dimensions 93 x 52 x 22mm (3.7" x 2.0" x 0.9") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO All around rating not tested 70
DXO Color Depth rating not tested 22.8
DXO Dynamic range rating not tested 12.6
DXO Low light rating not tested 591
Battery life 240 shots 340 shots
Battery type Battery Pack Battery Pack
Battery ID NP-BN NP-FW50
Self timer Yes (2 or 10 sec, Portrait 1/2) Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC/Memory Stick Duo/Memory Stick Pro Duo, Memory Stick Pro-HG Duo SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots One One
Retail pricing $138 $230