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Panasonic GH2 vs Pentax S1

Portability
70
Imaging
51
Features
65
Overall
56
Panasonic Lumix DMC-GH2 front
 
Pentax Optio S1 front
Portability
93
Imaging
37
Features
31
Overall
34

Panasonic GH2 vs Pentax S1 Key Specs

Panasonic GH2
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 160 - 12800
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 442g - 124 x 90 x 76mm
  • Announced March 2011
  • Previous Model is Panasonic GH1
  • Newer Model is Panasonic GH3
Pentax S1
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 80 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-140mm (F3.5-5.5) lens
  • 157g - 114 x 58 x 28mm
  • Announced March 2011
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Panasonic GH2 vs Pentax S1 Overview

Below is a complete overview of the Panasonic GH2 and Pentax S1, former being a Advanced Mirrorless while the other is a Small Sensor Compact by companies Panasonic and Pentax. The sensor resolution of the GH2 (16MP) and the S1 (14MP) is very similar but the GH2 (Four Thirds) and S1 (1/2.3") provide different sensor dimensions.

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The GH2 was unveiled very close to the S1 so they are both of a similar age. Both cameras have different body design with the Panasonic GH2 being a SLR-style mirrorless camera and the Pentax S1 being a Compact camera.

Before delving straight to a detailed comparison, here is a simple introduction of how the GH2 matches up versus the S1 with respect to portability, imaging, features and an overall grade.

Photography Glossary
	
	

Reasons to pick Panasonic GH2 over the Pentax S1

 GH2 S1 
Display typeFully ArticulatedFixed Fully Articulating display
Display dimensions3"2.7"Larger display (+0.3")
Display resolution460k230kCrisper display (+230k dot)
Selfie screen Take selfies
Touch display Easily navigate

Reasons to pick Pentax S1 over the Panasonic GH2

 S1 GH2 

Common features in the Panasonic GH2 and Pentax S1

 GH2 S1 
AnnouncedMarch 2011March 2011Similar age
Manually focus Dial exact focus

Panasonic GH2 vs Pentax S1 Physical Comparison

For anyone who is looking to lug around your camera, you will want to factor its weight and measurements. The Panasonic GH2 enjoys external dimensions of 124mm x 90mm x 76mm (4.9" x 3.5" x 3.0") having a weight of 442 grams (0.97 lbs) whilst the Pentax S1 has proportions of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") along with a weight of 157 grams (0.35 lbs).

Check out the Panasonic GH2 and Pentax S1 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will change based on the lens you choose at that time. Following is a front view size comparison of the GH2 versus the S1.

Panasonic GH2 vs Pentax S1 size comparison

Considering size and weight, the portability rating of the GH2 and S1 is 70 and 93 respectively.

Panasonic GH2 vs Pentax S1 top view buttons comparison

Panasonic GH2 vs Pentax S1 Sensor Comparison

Usually, its hard to imagine the difference between sensor measurements simply by reading technical specs. The graphic below might provide you a stronger sense of the sensor dimensions in the GH2 and S1.

As you can tell, both cameras provide different resolutions and different sensor measurements. The GH2 using its larger sensor is going to make shooting shallow DOF less difficult and the Panasonic GH2 will deliver greater detail having an extra 2 Megapixels. Greater resolution will make it easier to crop photos more aggressively.

Panasonic GH2 vs Pentax S1 sensor size comparison

Panasonic GH2 vs Pentax S1 Screen and ViewFinder

Panasonic GH2 vs Pentax S1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic GH2 Portrait photography advice
Pentax S1 Portrait photography advice
70
manual focus
decent MP (16 megapixels)
sensor size is nice (Four Thirds)
features face detect autofocus
delivers RAW formats
35
you can focus manually
good megapixels (14MP)
no manual control
cannot use external flash
very small sensor (1/2.3")
no RAW support
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Street Comparison

Panasonic GH2 Street photography factors
Pentax S1 Street photography factors
68
screen can move to multiple angles
sensor size is nice (Four Thirds)
delivers RAW formats
does not have image stabilization
56
image stabilization (Sensor-shift)
screen is fixed
very small sensor (1/2.3")
no RAW support
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Sports Comparison

Panasonic GH2 as a Sports photography camera
Pentax S1 as a Sports photography camera
46
decent MP (16MP)
sensor size is nice (Four Thirds)
features tracking focus
low fps (3.0 frames/s)
does not have image stabilization
low battery life (330 CIPA)
no phase detect autofocus
39
image stabilization (Sensor-shift)
good megapixels (14 megapixels)
supports tracking focus
low frames per second (1.0 fps)
no shutter priority mode
very small sensor (1/2.3")
no phase detect AF
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Travel Comparison

Panasonic GH2 Travel photography info
Pentax S1 Travel photography info
62
decent MP (16MP)
flash built-in
selfie friendly screen
missing Timelapse function
low battery life (330 CIPA)
64
good megapixels (14 megapixels)
flash built-in
quite wide (28mm)
lack of Time Lapse function
does not posses selfie friendly display
sluggish max aperture (f3.5)
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Landscape Comparison

Landscape photography with Panasonic GH2
Landscape photography with Pentax S1
60
manual focus
swap lenses (Micro Four Thirds mount)
screen is a decent size (3")
decent MP (16MP)
sensor size is nice (Four Thirds)
delivers RAW formats
does not have image stabilization
low battery life (330 per charge)
missing Timelapse function
42
you can focus manually
quite wide (28mm)
image stabilization (Sensor-shift)
good megapixels (14MP)
fixed lens (fixed lens mount)
sluggish max aperture (f3.5)
tiny screen (2.7 inches)
no manual control
very small sensor (1/2.3")
no RAW support
lack of Time Lapse function
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Vlogging Comparison

Panasonic GH2 Vlogging factors
Pentax S1 Vlogging factors
71
selfie friendly screen
touchscreen
features face detect autofocus
high res video (1920 x 1080 pxls)
has microphone port
does not have image stabilization
28
quite wide (28mm)
image stabilization (Sensor-shift)
sluggish max aperture (f3.5)
does not posses selfie friendly display
video quality not great (1280 x 720 pixels)
lack of mic socket
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Panasonic GH2 vs Pentax S1 Specifications

Detailed spec comparison table for Panasonic GH2 and Pentax S1
 Panasonic Lumix DMC-GH2Pentax Optio S1
General Information
Brand Name Panasonic Pentax
Model Panasonic Lumix DMC-GH2 Pentax Optio S1
Type Advanced Mirrorless Small Sensor Compact
Announced 2011-03-23 2011-03-02
Physical type SLR-style mirrorless Compact
Sensor Information
Processor Venus Engine FHD -
Sensor type CMOS CCD
Sensor size Four Thirds 1/2.3"
Sensor dimensions 17.3 x 13mm 6.17 x 4.55mm
Sensor surface area 224.9mm² 28.1mm²
Sensor resolution 16 megapixels 14 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3 and 16:9
Max resolution 4608 x 3456 4288 x 3216
Max native ISO 12800 6400
Minimum native ISO 160 80
RAW data
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Single autofocus
Autofocus tracking
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 23 9
Lens
Lens mount Micro Four Thirds fixed lens
Lens focal range - 28-140mm (5.0x)
Highest aperture - f/3.5-5.5
Macro focus distance - 1cm
Available lenses 107 -
Focal length multiplier 2.1 5.8
Screen
Type of display Fully Articulated Fixed Type
Display diagonal 3" 2.7"
Resolution of display 460 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch capability
Display technology TFT Color LCD with wide-viewing angle TFT color LCD with Anti-reflective coating
Viewfinder Information
Viewfinder Electronic None
Viewfinder coverage 100% -
Viewfinder magnification 0.71x -
Features
Minimum shutter speed 60 seconds 4 seconds
Fastest shutter speed 1/4000 seconds 1/1500 seconds
Continuous shutter rate 3.0fps 1.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes -
Change white balance
Image stabilization
Inbuilt flash
Flash range 15.60 m 3.90 m
Flash settings Auto, On, Off, Red-Eye, Slow Sync Auto, On, Off, Red-eye, Soft
External flash
AE bracketing
WB bracketing
Fastest flash synchronize 1/160 seconds -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1920 x 1080 (24, 30, 60fps) 1280 x 720 (60, 30 fps), 848 x 480 (30 fps), 640 x 480 (30fps), 320 x 240 (30fps) 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Max video resolution 1920x1080 1280x720
Video data format AVCHD, Motion JPEG Motion JPEG
Mic port
Headphone port
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 442 gr (0.97 lb) 157 gr (0.35 lb)
Physical dimensions 124 x 90 x 76mm (4.9" x 3.5" x 3.0") 114 x 58 x 28mm (4.5" x 2.3" x 1.1")
DXO scores
DXO Overall score 60 not tested
DXO Color Depth score 21.2 not tested
DXO Dynamic range score 11.3 not tested
DXO Low light score 655 not tested
Other
Battery life 330 images 260 images
Battery type Battery Pack Battery Pack
Battery model - D-LI92
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse shooting
Storage type SD/SDHC/SDXC SD/SDHC/SDXC, Internal
Card slots 1 1
Retail pricing $1,000 $174