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Panasonic G3 vs Pentax K10D

Portability
83
Imaging
51
Features
62
Overall
55
Panasonic Lumix DMC-G3 front
 
Pentax K10D front
Portability
59
Imaging
48
Features
43
Overall
46

Panasonic G3 vs Pentax K10D Key Specs

Panasonic G3
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 160 - 6400
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 336g - 115 x 84 x 47mm
  • Announced July 2011
  • Succeeded the Panasonic G2
  • Renewed by Panasonic G5
Pentax K10D
(Full Review)
  • 10MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 100 - 1600
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 793g - 142 x 101 x 70mm
  • Launched December 2006
  • Renewed by Pentax K20D
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Panasonic G3 vs Pentax K10D Overview

In this write-up, we are comparing the Panasonic G3 and Pentax K10D, former being a Entry-Level Mirrorless while the other is a Advanced DSLR by brands Panasonic and Pentax. There exists a sizable gap between the resolutions of the G3 (16MP) and K10D (10MP) and the G3 (Four Thirds) and K10D (APS-C) come with different sensor measurements.

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The G3 was brought out 4 years later than the K10D and that is quite a significant difference as far as technology is concerned. Both of these cameras offer different body type with the Panasonic G3 being a SLR-style mirrorless camera and the Pentax K10D being a Mid-size SLR camera.

Before getting in to a detailed comparison, below is a concise highlight of how the G3 grades against the K10D in regards to portability, imaging, features and an overall rating.

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Reasons to pick Panasonic G3 over the Pentax K10D

 G3 K10D 
LaunchedJuly 2011December 2006Fresher by 56 months
Display typeFully ArticulatedFixed Fully Articulating display
Display sizing3"2.5"Larger display (+0.5")
Display resolution460k210kClearer display (+250k dot)
Selfie screen Easy selfies
Touch display Easily navigate

Reasons to pick Pentax K10D over the Panasonic G3

 K10D G3 

Common features in the Panasonic G3 and Pentax K10D

 G3 K10D 
Focus manually Dial exact focusing

Panasonic G3 vs Pentax K10D Physical Comparison

For anybody who is intending to carry your camera frequently, you have to take into account its weight and measurements. The Panasonic G3 offers outside dimensions of 115mm x 84mm x 47mm (4.5" x 3.3" x 1.9") with a weight of 336 grams (0.74 lbs) while the Pentax K10D has proportions of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") along with a weight of 793 grams (1.75 lbs).

Take a look at the Panasonic G3 and Pentax K10D in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will change depending on the lens you have during that time. The following is the front view sizing comparison of the G3 vs the K10D.

Panasonic G3 vs Pentax K10D size comparison

Considering dimensions and weight, the portability rating of the G3 and K10D is 83 and 59 respectively.

Panasonic G3 vs Pentax K10D top view buttons comparison

Panasonic G3 vs Pentax K10D Sensor Comparison

Quite often, it is difficult to visualize the difference between sensor sizing only by reading through specifications. The graphic here should give you a clearer sense of the sensor sizes in the G3 and K10D.

Plainly, both the cameras enjoy different megapixel count and different sensor sizing. The G3 due to its tinier sensor is going to make getting shallow depth of field tougher and the Panasonic G3 will give you more detail having its extra 6 Megapixels. Greater resolution can also let you crop pics far more aggressively. The more modern G3 provides a benefit when it comes to sensor innovation.

Panasonic G3 vs Pentax K10D sensor size comparison

Panasonic G3 vs Pentax K10D Screen and ViewFinder

Panasonic G3 vs Pentax K10D Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic G3 Portrait photography factors
Pentax K10D Portrait photography factors
70
manual focus
megapixel count decent (16 megapixels)
sensor size is good (Four Thirds)
comes with face detect autofocus
delivers RAW files
52
you can focus manually
good sensor size (APS-C)
delivers RAW files
no liveview feature
sensor resolution low (10MP)
Photography Glossary

Street Comparison

Panasonic G3 Street photography details
Pentax K10D Street photography details
75
screen can move to multiple angles
sensor size is good (Four Thirds)
delivers RAW files
provides touch focus
no image stabilization
64
built in image stabilization (Sensor based)
good sensor size (APS-C)
delivers RAW files
environment proofing
no articulating screen
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Sports Comparison

Panasonic G3 Sports photography info
Pentax K10D Sports photography info
46
megapixel count decent (16 megapixels)
sensor size is good (Four Thirds)
comes with tracking focus
slow continuous shooting (4.0 frames/s)
no image stabilization
bad battery life (270 per charge)
lacks phase detect autofocus
52
built in image stabilization (Sensor based)
good sensor size (APS-C)
environment proofing
supports phase detect autofocus
no liveview feature
max frames per second very slow (3.0 frames/s)
sensor resolution low (10MP)
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Travel Comparison

Panasonic G3 as a Travel photography camera
Pentax K10D as a Travel photography camera
70
provides touch focus
megapixel count decent (16MP)
flash built-in
selfie friendly display
does not have Timelapse mode
bad battery life (270 per charge)
49
environment proofing
built-in flash
missing Timelapse recording
sensor resolution low (10 megapixels)
screen isn't selfie friendly
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Landscape Comparison

Panasonic G3 as a Landscape photography camera
Pentax K10D as a Landscape photography camera
62
manual focus
swap lenses (Micro Four Thirds mount)
screen size is decent (3 inches)
megapixel count decent (16 megapixels)
sensor size is good (Four Thirds)
delivers RAW files
no image stabilization
bad battery life (270 CIPA)
does not have Timelapse mode
55
you can focus manually
change lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
good sensor size (APS-C)
delivers RAW files
environment proofing
small screen (2.5")
no liveview feature
sensor resolution low (10MP)
missing Timelapse recording
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Vlogging Comparison

Panasonic G3 Vlogging factors
Pentax K10D Vlogging factors
70
selfie friendly display
has touchscreen
comes with face detect autofocus
video res high (1920 x 1080 resolution)
no image stabilization
does not have microphone socket
9
no video shooting
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Panasonic G3 vs Pentax K10D Specifications

Detailed spec comparison table for Panasonic G3 and Pentax K10D
 Panasonic Lumix DMC-G3Pentax K10D
General Information
Brand Name Panasonic Pentax
Model Panasonic Lumix DMC-G3 Pentax K10D
Class Entry-Level Mirrorless Advanced DSLR
Announced 2011-07-11 2006-12-15
Physical type SLR-style mirrorless Mid-size SLR
Sensor Information
Processor Venus Engine FHD -
Sensor type CMOS CCD
Sensor size Four Thirds APS-C
Sensor measurements 17.3 x 13mm 23.5 x 15.7mm
Sensor surface area 224.9mm² 369.0mm²
Sensor resolution 16 megapixels 10 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest Possible resolution 4592 x 3448 3872 x 2592
Maximum native ISO 6400 1600
Minimum native ISO 160 100
RAW format
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Single autofocus
Autofocus tracking
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Number of focus points 23 11
Lens
Lens mounting type Micro Four Thirds Pentax KAF2
Available lenses 107 151
Focal length multiplier 2.1 1.5
Screen
Type of screen Fully Articulated Fixed Type
Screen sizing 3 inches 2.5 inches
Resolution of screen 460 thousand dots 210 thousand dots
Selfie friendly
Liveview
Touch display
Screen tech TFT Color LCD with wide-viewing angle -
Viewfinder Information
Viewfinder Electronic Optical (pentaprism)
Viewfinder resolution 1,440 thousand dots -
Viewfinder coverage 100% 95%
Viewfinder magnification 0.7x 0.64x
Features
Minimum shutter speed 60s 30s
Fastest shutter speed 1/4000s 1/4000s
Continuous shutter rate 4.0 frames/s 3.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash range 11.00 m -
Flash options Auto, On, Off, Red-Eye, Slow Sync Auto, On, Off, Red-eye, Auto Red Eye
Hot shoe
Auto exposure bracketing
White balance bracketing
Fastest flash synchronize 1/160s 1/180s
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (60fps) 1280 x 720 (60, 30 fps), 640 x 480 (30fps), 320 x 240 (30fps)) -
Maximum video resolution 1920x1080 None
Video format AVCHD, Motion JPEG -
Microphone 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 336 grams (0.74 pounds) 793 grams (1.75 pounds)
Dimensions 115 x 84 x 47mm (4.5" x 3.3" x 1.9") 142 x 101 x 70mm (5.6" x 4.0" x 2.8")
DXO scores
DXO Overall score 56 66
DXO Color Depth score 21.0 22.7
DXO Dynamic range score 10.6 11.6
DXO Low light score 667 522
Other
Battery life 270 photos -
Type of battery Battery Pack -
Self timer Yes (2 or 10 sec) Yes (2 or 12 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC SD/MMC/SDHC card
Card slots One One
Price at release $500 $700