Pentax VS20 vs Sony G3
90 Imaging
39 Features
35 Overall
37


94 Imaging
33 Features
30 Overall
31
Pentax VS20 vs Sony G3 Key Specs
(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
(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

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").

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.

Pentax VS20 vs Sony G3 Gallery
The following is a preview of the gallery images for Pentax Optio VS20 and Sony Cyber-shot DSC-G3. The entire galleries are available at Pentax VS20 Gallery and Sony G3 Gallery.
Reasons to pick Pentax VS20 over the Sony G3
VS20 | G3 | |||
---|---|---|---|---|
Revealed | January 2012 | ![]() | January 2009 | More recent by 38 months |
Reasons to pick Sony G3 over the Pentax VS20
G3 | VS20 | |||
---|---|---|---|---|
Screen dimension | 3.5" | ![]() | 3" | Bigger screen (+0.5") |
Screen resolution | 921k | ![]() | 460k | Clearer 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 type | Fixed | ![]() | 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.
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.

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

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 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Pentax VS20 vs Sony G3 Specifications
Pentax Optio VS20 | Sony 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 |