Panasonic G5 vs Pentax Q-S1

Panasonic Lumix DMC-G5 front
Pentax Q-S1 front

Panasonic G5 vs Pentax Q-S1 Key Specs

Panasonic G5
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 160 - 12800
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 396g - 120 x 83 x 71mm
  • Revealed July 2012
  • Replaced the Panasonic G3
  • Refreshed by Panasonic G6
Pentax Q-S1
(Full Review)
  • 12MP - 1/1.7" Sensor
  • 3" Fixed Screen
  • ISO 100 - 12800
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Pentax Q Mount
  • 203g - 105 x 58 x 34mm
  • Introduced August 2014
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Panasonic G5 vs Pentax Q-S1 Overview

The following is a extended overview of the Panasonic G5 and Pentax Q-S1, both Entry-Level Mirrorless cameras by brands Panasonic and Pentax. There is a sizeable difference among the sensor resolutions of the G5 (16MP) and Q-S1 (12MP) and the G5 (Four Thirds) and Q-S1 (1/1.7") use totally different sensor measurements.

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The G5 was announced 24 months prior to the Q-S1 which makes the cameras a generation away from each other. The two cameras come with different body type with the Panasonic G5 being a SLR-style mirrorless camera and the Pentax Q-S1 being a Rangefinder-style mirrorless camera.

Before getting straight into a full comparison, below is a brief synopsis of how the G5 scores against the Q-S1 in terms of portability, imaging, features and an overall mark.

Photography Glossary

Reasons to pick Panasonic G5 over the Pentax Q-S1

 G5 Q-S1 
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen resolution920k460kCrisper screen (+460k dot)
Selfie screen Easy selfies
Touch screen Quickly navigate

Reasons to pick Pentax Q-S1 over the Panasonic G5

 Q-S1 G5 
IntroducedAugust 2014July 2012Newer by 24 months

Common features in the Panasonic G5 and Pentax Q-S1

 G5 Q-S1 
Manually focus More precise focus
Screen dimension3"3"Identical screen measurements

Panasonic G5 vs Pentax Q-S1 Physical Comparison

When you are planning to travel with your camera often, you will need to think about its weight and size. The Panasonic G5 has outer measurements of 120mm x 83mm x 71mm (4.7" x 3.3" x 2.8") with a weight of 396 grams (0.87 lbs) whilst the Pentax Q-S1 has specifications of 105mm x 58mm x 34mm (4.1" x 2.3" x 1.3") accompanied by a weight of 203 grams (0.45 lbs).

Check the Panasonic G5 and Pentax Q-S1 in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will change dependant on the lens you have during that time. Following is the front view dimensions comparison of the G5 and the Q-S1.

Panasonic G5 vs Pentax Q-S1 size comparison

Using size and weight, the portability rating of the G5 and Q-S1 is 74 and 92 respectively.

Panasonic G5 vs Pentax Q-S1 top view buttons comparison

Panasonic G5 vs Pentax Q-S1 Sensor Comparison

Generally, it is very tough to visualise the difference in sensor dimensions only by seeing specifications. The picture below will help give you a far better sense of the sensor measurements in the G5 and Q-S1.

Plainly, the 2 cameras posses different megapixel count and different sensor dimensions. The G5 having a bigger sensor will make achieving bokeh easier and the Panasonic G5 will provide extra detail with its extra 4 Megapixels. Higher resolution will enable you to crop photographs somewhat more aggressively. The more aged G5 will be disadvantaged with regard to sensor technology.

Panasonic G5 vs Pentax Q-S1 sensor size comparison

Panasonic G5 vs Pentax Q-S1 Screen and ViewFinder

Panasonic G5 vs Pentax Q-S1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic G5 Portrait photography information
Pentax Q-S1 Portrait photography information
manual focus
decent MP (16MP)
decent sensor size (Four Thirds)
comes with face detect focus
supports RAW formats
you can focus manually
has face detect autofocus
exports RAW files
MP count low (12 megapixels)
tiny sensor size (1/1.7")
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Street Comparison

Panasonic G5 Street photography details
Pentax Q-S1 Street photography details
screen can move to multiple angles
decent sensor size (Four Thirds)
supports RAW formats
provides touch to focus
no image stabilization
more heavy than competition (396 grams)
image stabilization (Sensor based)
exports RAW files
lighter than competition (203g)
screen is fixed
tiny sensor size (1/1.7")
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Sports Comparison

Panasonic G5 Sports photography info
Pentax Q-S1 Sports photography info
decent MP (16MP)
decent sensor size (Four Thirds)
comes with tracking focus
slow continuous shooting (6.0 frames/s)
no image stabilization
has no phase detect auto focus
high shutter speed (1/8,000 seconds)
image stabilization (Sensor based)
has tracking focus
slow frames per second (5.0 frames per second)
MP count low (12MP)
tiny sensor size (1/1.7")
not so great battery power (250 shots)
does not have phase detect autofocus
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Travel Comparison

Panasonic G5 Travel photography highlights
Pentax Q-S1 Travel photography highlights
provides touch to focus
decent MP (16MP)
has built in flash
screen is selfie friendly
lack of Timelapse recording
more heavy than competition (396 grams)
lighter than competition (203g)
flash built-in
not so great battery power (250 per charge)
MP count low (12MP)
doesn't have selfie friendly display
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Landscape Comparison

Panasonic G5 Landscape photography advice
Pentax Q-S1 Landscape photography advice
manual focus
swap lenses (Micro Four Thirds mount)
pretty good screen size (3 inch)
decent MP (16 megapixels)
decent sensor size (Four Thirds)
supports RAW formats
no image stabilization
lack of Timelapse recording
you can focus manually
switch lenses (Pentax Q mount)
good sized screen (3 inches)
image stabilization (Sensor based)
exports RAW files
MP count low (12 megapixels)
tiny sensor size (1/1.7")
not so great battery power (250 shots)
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Vlogging Comparison

Panasonic G5 Vlogging information
Pentax Q-S1 Vlogging information
screen is selfie friendly
built-in touchscreen
comes with face detect focus
video resolution high (1920 x 1080 pxls)
no image stabilization
lack of microphone jack
more heavy than competition (396g)
image stabilization (Sensor based)
has face detect autofocus
video resolution high (1920 x 1080 pixels)
lighter than competition (203g)
doesn't have selfie friendly display
missing mic jack
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Panasonic G5 vs Pentax Q-S1 Specifications

Detailed spec comparison table for Panasonic G5 and Pentax Q-S1
 Panasonic Lumix DMC-G5Pentax Q-S1
General Information
Manufacturer Panasonic Pentax
Model Panasonic Lumix DMC-G5 Pentax Q-S1
Type Entry-Level Mirrorless Entry-Level Mirrorless
Revealed 2012-07-17 2014-08-04
Body design SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Processor Venus Engine VII FHD Q Engine
Sensor type CMOS BSI-CMOS
Sensor size Four Thirds 1/1.7"
Sensor dimensions 17.3 x 13mm 7.44 x 5.58mm
Sensor surface area 224.9mm² 41.5mm²
Sensor resolution 16MP 12MP
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3, 3:2 and 16:9
Highest resolution 4608 x 3456 4000 x 3000
Highest native ISO 12800 12800
Min native ISO 160 100
RAW photos
Focus manually
Touch focus
Continuous autofocus
Single autofocus
Tracking autofocus
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 23 -
Lens mount Micro Four Thirds Pentax Q
Available lenses 107 8
Crop factor 2.1 4.8
Range of display Fully Articulated Fixed Type
Display sizing 3" 3"
Display resolution 920 thousand dot 460 thousand dot
Selfie friendly
Touch friendly
Display technology TFT Color LCD with wide-viewing angle -
Viewfinder Information
Viewfinder Electronic None
Viewfinder resolution 1,440 thousand dot -
Viewfinder coverage 100% -
Viewfinder magnification 0.7x -
Lowest shutter speed 60 secs 30 secs
Highest shutter speed 1/4000 secs 1/8000 secs
Continuous shooting speed 6.0fps 5.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Inbuilt flash
Flash range 10.50 m 4.90 m (at ISO 100)
Flash options Auto, On, Off, Red-Eye, Slow Sync Auto, redeye reduction, slow sync, trailing curtain sync
Hot shoe
Auto exposure bracketing
WB bracketing
Highest flash sync 1/160 secs -
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1920 x 1080 (60, 50, 30, 25fps) 1280 x 720 (60, 50, 30, 25fps), 640 x 480 (30, 25fps 1920 x 1080 (30,25, 24p), 1280 x 720 (30, 25, 24p), 640 x 480 (30, 25, 24p)
Highest video resolution 1920x1080 1920x1080
Video data format MPEG-4, AVCHD MPEG-4, H.264
Mic input
Headphone input
Wireless None None
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 396 grams (0.87 pounds) 203 grams (0.45 pounds)
Dimensions 120 x 83 x 71mm (4.7" x 3.3" x 2.8") 105 x 58 x 34mm (4.1" x 2.3" x 1.3")
DXO scores
DXO All around score 61 not tested
DXO Color Depth score 21.4 not tested
DXO Dynamic range score 11.6 not tested
DXO Low light score 618 not tested
Battery life 320 images 250 images
Battery format Battery Pack Battery Pack
Battery model - D-LI68
Self timer Yes (2 or 10 sec, 10 sec (3 images)) Yes (2 or 12 sec)
Time lapse feature
Storage media SD/SDHC/SDXC SD/SDHC/SDXC card
Storage slots One One
Price at launch $699 $250