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Pentax VS20 vs Sony G3

Portability
90
Imaging
39
Features
35
Overall
37
Pentax Optio VS20 front
 
Sony Cyber-shot DSC-G3 front
Portability
94
Imaging
33
Features
30
Overall
31

Pentax VS20 vs Sony G3 Key Specs

Pentax VS20
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-560mm (F3.1-4.8) lens
  • 235g - 111 x 61 x 38mm
  • Introduced January 2012
Sony G3
(Full Review)
  • 10MP - 1/2.3" Sensor
  • 3.5" Fixed Screen
  • ISO 80 - 3200
  • Optical Image Stabilization
  • 640 x 480 video
  • 35-140mm (F3.5-10.0) lens
  • 185g - 97 x 59 x 22mm
  • Revealed January 2009
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Pentax VS20 vs Sony G3 Overview

Its time to look a bit more in depth at the Pentax VS20 vs Sony G3, one being a Small Sensor Superzoom and the latter is a Small Sensor Compact by companies Pentax and Sony. There exists a big gap among the resolutions of the VS20 (16MP) and G3 (10MP) but they feature the exact same sensor size (1/2.3").

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The VS20 was brought out 3 years later than the G3 and that is a fairly big gap as far as camera technology is concerned. Both cameras come with the identical body type (Compact).

Before we go through a step-by-step comparison, below is a short overview of how the VS20 matches up against the G3 for portability, imaging, features and an overall grade.

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Reasons to pick Pentax VS20 over the Sony G3

 VS20 G3 
RevealedJanuary 2012January 2009More recent by 38 months

Reasons to pick Sony G3 over the Pentax VS20

 G3 VS20 
Screen dimension3.5"3"Bigger screen (+0.5")
Screen resolution921k460kClearer screen (+461k dot)
Touch friendly screen Quickly navigate

Common features in the Pentax VS20 and Sony G3

 VS20 G3 
Manually focus Very exact focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Neither features selfie screen

Pentax VS20 vs Sony G3 Physical Comparison

For anybody who is looking to lug around your camera often, you have to take into account its weight and dimensions. The Pentax VS20 enjoys outer measurements of 111mm x 61mm x 38mm (4.4" x 2.4" x 1.5") along with a weight of 235 grams (0.52 lbs) and the Sony G3 has dimensions of 97mm x 59mm x 22mm (3.8" x 2.3" x 0.9") with a weight of 185 grams (0.41 lbs).

Take a look at the Pentax VS20 vs Sony G3 in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an Interchangeable Lens Camera will differ based on the lens you are employing at the time. Underneath is the front view dimension comparison of the VS20 against the G3.

Pentax VS20 vs Sony G3 size comparison

Factoring in dimensions and weight, the portability grade of the VS20 and G3 is 90 and 94 respectively.

Pentax VS20 vs Sony G3 top view buttons comparison

Pentax VS20 vs Sony G3 Sensor Comparison

Sometimes, its tough to picture the contrast in sensor measurements only by looking through a spec sheet. The photograph underneath might give you a far better sense of the sensor sizing in the VS20 and G3.

As you can see, each of these cameras posses the exact same sensor measurements albeit different resolution. You should expect the Pentax VS20 to provide you with greater detail having its extra 6MP. Higher resolution will let you crop photographs somewhat more aggressively. The more recent VS20 provides a benefit with regard to sensor technology.

Pentax VS20 vs Sony G3 sensor size comparison

Pentax VS20 vs Sony G3 Screen and ViewFinder

Pentax VS20 vs Sony G3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Pentax VS20
Portrait photography with Sony G3
36
focusing manually
decent sensor resolution (16MP)
lack of manual exposure
no external flash support
sensor size is very small (1/2.3")
lack of RAW files
26
you can focus manually
no manual mode
can't use external flash
sensor resolution low (10MP)
tiny sensor size (1/2.3")
lack of RAW support
Photography Glossary

Street Comparison

Pentax VS20 Street photography information
Sony G3 Street photography information
61
image stabilization (Sensor-shift)
lighter than competitors (235g)
fixed screen
sensor size is very small (1/2.3")
lack of RAW files
56
image stabilization (Optical)
fixed screen
tiny sensor size (1/2.3")
lack of RAW support
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Sports Comparison

Pentax VS20 Sports photography information
Sony G3 Sports photography information
44
excellent zoom range (28-560mm 20.0 x zoom)
image stabilization (Sensor-shift)
decent sensor resolution (16MP)
supports tracking autofocus
slow frames per second (1.0 frames per second)
lack of shutter priority mode
sensor size is very small (1/2.3")
lack of phase detect autofocus
23
image stabilization (Optical)
low max shutter speed (1/1,000s)
max frames per second low (2.0 frames/s)
no shutter priority
sensor resolution low (10 megapixels)
tiny sensor size (1/2.3")
lack of phase detect autofocus
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Travel Comparison

Pentax VS20 Travel photography highlights
Sony G3 Travel photography highlights
68
lighter than competitors (235 grams)
decent sensor resolution (16 megapixels)
has built in flash
pretty wide (28mm)
very long reach (560mm)
no Timelapse recording
does not have selfie friendly screen
slow max aperture (f3.1)
50
built-in flash
missing Time Lapse function
sensor resolution low (10 megapixels)
doesn't feature selfie friendly screen
wide angle not fantastic (35mm)
slow max aperture (f3.5)
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Landscape Comparison

Pentax VS20 as a Landscape photography camera
Sony G3 as a Landscape photography camera
47
focusing manually
pretty wide (28mm)
screen size is decent (3 inch)
image stabilization (Sensor-shift)
decent sensor resolution (16MP)
lens is fixed (fixed lens mount)
slow max aperture (f3.1)
lack of manual exposure
sensor size is very small (1/2.3")
lack of RAW files
no Timelapse recording
36
you can focus manually
very good size screen (3.5 inch)
image stabilization (Optical)
can't swap lenses (fixed lens mount)
wide angle not fantastic (35mm)
slow max aperture (f3.5)
no manual mode
sensor resolution low (10 megapixels)
tiny sensor size (1/2.3")
lack of RAW support
missing Time Lapse function
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Vlogging Comparison

Vlogging with Pentax VS20
Vlogging with Sony G3
30
pretty wide (28mm)
image stabilization (Sensor-shift)
lighter than competitors (235 grams)
slow max aperture (f3.1)
does not have selfie friendly screen
low video resolution (1280 x 720 pixels)
no external microphone port
27
screen is touchscreen
image stabilization (Optical)
wide angle not fantastic (35mm)
slow max aperture (f3.5)
doesn't feature selfie friendly screen
video res low (640 x 480 pixels)
missing external mic jack
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Pentax VS20 vs Sony G3 Specifications

Detailed spec comparison table for Pentax VS20 and Sony G3
 Pentax Optio VS20Sony Cyber-shot DSC-G3
General Information
Brand Pentax Sony
Model type Pentax Optio VS20 Sony Cyber-shot DSC-G3
Class Small Sensor Superzoom Small Sensor Compact
Introduced 2012-01-25 2009-01-08
Body design Compact Compact
Sensor Information
Sensor type CCD CCD
Sensor size 1/2.3" 1/2.3"
Sensor dimensions 6.08 x 4.56mm 6.17 x 4.55mm
Sensor surface area 27.7mm² 28.1mm²
Sensor resolution 16 megapixels 10 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3 and 16:9 4:3, 3:2 and 16:9
Maximum resolution 4608 x 3456 3648 x 2736
Maximum native ISO 6400 3200
Lowest native ISO 100 80
RAW data
Autofocusing
Manual focusing
AF touch
AF continuous
AF single
AF tracking
AF selectice
Center weighted AF
Multi area AF
Live view AF
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 3 9
Lens
Lens mount type fixed lens fixed lens
Lens zoom range 28-560mm (20.0x) 35-140mm (4.0x)
Max aperture f/3.1-4.8 f/3.5-10.0
Macro focusing range 3cm -
Focal length multiplier 5.9 5.8
Screen
Range of screen Fixed Type Fixed Type
Screen sizing 3 inch 3.5 inch
Screen resolution 460k dot 921k dot
Selfie friendly
Liveview
Touch function
Screen technology TFT color LCD with Anti-reflective coating -
Viewfinder Information
Viewfinder None None
Features
Lowest shutter speed 4s 1s
Highest shutter speed 1/2500s 1/1000s
Continuous shooting speed 1.0 frames/s 2.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Custom WB
Image stabilization
Inbuilt flash
Flash distance 2.80 m 4.30 m (Auto ISO)
Flash modes Auto, On, Off, Red-eye, Soft Auto, On, Off, Red-Eye reduction, Slow Sync
Hot shoe
Auto exposure bracketing
WB bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Maximum video resolution 1280x720 640x480
Video format Motion JPEG Motion JPEG
Mic input
Headphone input
Connectivity
Wireless Eye-Fi Connected None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 235g (0.52 lb) 185g (0.41 lb)
Dimensions 111 x 61 x 38mm (4.4" x 2.4" x 1.5") 97 x 59 x 22mm (3.8" x 2.3" x 0.9")
DXO scores
DXO All around 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 ID D-LI122 -
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse feature
Storage media SD/SDHC/SDXC, Internal Memory Stick Duo/Pro Duo, Internal
Storage slots One One
Cost at launch $106 $200