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Panasonic GX7 vs Pentax K-x

Portability
81
Imaging
53
Features
75
Overall
61
Panasonic Lumix DMC-GX7 front
 
Pentax K-x front
Portability
69
Imaging
52
Features
47
Overall
50

Panasonic GX7 vs Pentax K-x Key Specs

Panasonic GX7
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Display
  • ISO 125 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 402g - 123 x 71 x 55mm
  • Announced November 2013
  • Older Model is Panasonic GX1
  • Replacement is Panasonic GX8
Pentax K-x
(Full Review)
  • 12MP - APS-C Sensor
  • 2.7" Fixed Display
  • ISO 100 - 6400 (Increase to 12800)
  • Sensor based Image Stabilization
  • 1/6000s Maximum Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 580g - 123 x 92 x 68mm
  • Released December 2009
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Panasonic GX7 vs Pentax K-x Overview

Here, we are contrasting the Panasonic GX7 versus Pentax K-x, former being a Advanced Mirrorless while the other is a Entry-Level DSLR by companies Panasonic and Pentax. There exists a large gap among the image resolutions of the GX7 (16MP) and K-x (12MP) and the GX7 (Four Thirds) and K-x (APS-C) provide different sensor sizes.

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The GX7 was revealed 3 years later than the K-x and that is a fairly serious difference as far as camera technology is concerned. The two cameras feature different body design with the Panasonic GX7 being a Rangefinder-style mirrorless camera and the Pentax K-x being a Compact SLR camera.

Before we go right into a thorough comparison, here is a short summary of how the GX7 scores versus the K-x with regard to portability, imaging, features and an overall grade.

Photography Glossary
	
	

Reasons to pick Panasonic GX7 over the Pentax K-x

 GX7 K-x 
ReleasedNovember 2013December 2009More recent by 48 months
Display typeTiltingFixed Tilting display
Display size3"2.7"Larger display (+0.3")
Display resolution1040k230kClearer display (+810k dot)
Touch display Easily navigate

Reasons to pick Pentax K-x over the Panasonic GX7

 K-x GX7 

Common features in the Panasonic GX7 and Pentax K-x

 GX7 K-x 
Manual focus Very accurate focus
Selfie screen No selfie screen

Panasonic GX7 vs Pentax K-x Physical Comparison

If you're aiming to lug around your camera regularly, you will have to think about its weight and volume. The Panasonic GX7 has got physical dimensions of 123mm x 71mm x 55mm (4.8" x 2.8" x 2.2") accompanied by a weight of 402 grams (0.89 lbs) whilst the Pentax K-x has sizing of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") and a weight of 580 grams (1.28 lbs).

Look at the Panasonic GX7 versus Pentax K-x in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will change depending on the lens you are using at the time. Here is a front view dimensions comparison of the GX7 versus the K-x.

Panasonic GX7 vs Pentax K-x size comparison

Taking into consideration dimensions and weight, the portability score of the GX7 and K-x is 81 and 69 respectively.

Panasonic GX7 vs Pentax K-x top view buttons comparison

Panasonic GX7 vs Pentax K-x Sensor Comparison

Sometimes, it's difficult to visualize the gap in sensor measurements purely by going through technical specs. The graphic below will give you a better sense of the sensor sizes in the GX7 and K-x.

As you can tell, both cameras come with different megapixel count and different sensor measurements. The GX7 using its smaller sensor is going to make shooting shallow depth of field trickier and the Panasonic GX7 will provide extra detail because of its extra 4 Megapixels. Greater resolution will also help you crop photos a good deal more aggressively. The younger GX7 should have an advantage when it comes to sensor tech.

Panasonic GX7 vs Pentax K-x sensor size comparison

Panasonic GX7 vs Pentax K-x Screen and ViewFinder

Panasonic GX7 vs Pentax K-x Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic GX7 Portrait photography factors
Pentax K-x Portrait photography factors
71
you can focus manually
flash sync is higher than normal (1/320 seconds)
megapixel count decent (16MP)
nice sensor size (Four Thirds)
features face detect focus
delivers RAW files
63
focusing manually
good sensor size (APS-C)
includes face detection focusing
saves RAW formats
megapixel count low (12MP)
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Street Comparison

Panasonic GX7 Street photography features
Pentax K-x Street photography features
82
tilting screen
image stabilization (Sensor based)
nice sensor size (Four Thirds)
delivers RAW files
provides focus by touch
above average ISO range (25,600)
67
has image stabilization (Sensor based)
good sensor size (APS-C)
saves RAW formats
no moving screen
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Sports Comparison

Panasonic GX7 Sports photography factors
Pentax K-x Sports photography factors
59
great max shutter speed (1/8,000 seconds)
silent shutter (1/16,000 seconds)
image stabilization (Sensor based)
megapixel count decent (16 megapixels)
nice sensor size (Four Thirds)
features tracking focus
slow continuous shooting (5.0 frames/s)
not so great battery life (350 CIPA)
doesn't have phase detect auto focus
61
max shutter speed is good (1/6,000 seconds)
has image stabilization (Sensor based)
good sensor size (APS-C)
great battery (1,900 CIPA)
has phase detect AF
slow fps (5.0 frames per second)
megapixel count low (12MP)
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Travel Comparison

Panasonic GX7 Travel photography features
Pentax K-x Travel photography features
67
provides focus by touch
megapixel count decent (16 megapixels)
has built in flash
not so great battery life (350 shots)
does not offer selfie friendly screen
54
great battery (1,900 shots)
has built in flash
missing Timelapse recording
megapixel count low (12 megapixels)
doesn't feature selfie friendly display
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Landscape Comparison

Landscape photography with Panasonic GX7
Landscape photography with Pentax K-x
73
you can focus manually
swap lenses (Micro Four Thirds mount)
screen size is good (3 inches)
image stabilization (Sensor based)
megapixel count decent (16MP)
nice sensor size (Four Thirds)
above average ISO range (25,600)
delivers RAW files
not so great battery life (350 per charge)
61
focusing manually
switch lenses (Pentax KAF2 mount)
has image stabilization (Sensor based)
good sensor size (APS-C)
saves RAW formats
great battery (1,900 per charge)
screen is small (2.7 inch)
megapixel count low (12 megapixels)
missing Timelapse recording
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Vlogging Comparison

Panasonic GX7 Vlogging details
Pentax K-x Vlogging details
34
touch screen
image stabilization (Sensor based)
features face detect focus
video resolution high (1920 x 1080 resolution)
does not offer selfie friendly screen
missing mic socket
27
has image stabilization (Sensor based)
includes face detection focusing
doesn't feature selfie friendly display
video resolution low (1280 x 720 resolution)
missing external microphone jack
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Panasonic GX7 vs Pentax K-x Specifications

Detailed spec comparison table for Panasonic GX7 and Pentax K-x
 Panasonic Lumix DMC-GX7Pentax K-x
General Information
Make Panasonic Pentax
Model type Panasonic Lumix DMC-GX7 Pentax K-x
Type Advanced Mirrorless Entry-Level DSLR
Announced 2013-11-07 2009-12-23
Body design Rangefinder-style mirrorless Compact SLR
Sensor Information
Powered by Venus Engine Prime
Sensor type CMOS CMOS
Sensor size Four Thirds APS-C
Sensor measurements 17.3 x 13mm 23.6 x 15.8mm
Sensor area 224.9mm² 372.9mm²
Sensor resolution 16 megapixel 12 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest resolution 4592 x 3448 4288 x 2848
Highest native ISO 25600 6400
Highest boosted ISO - 12800
Minimum native ISO 125 100
RAW images
Autofocusing
Focus manually
Touch focus
Autofocus continuous
Single autofocus
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Multi area autofocus
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 23 11
Lens
Lens support Micro Four Thirds Pentax KAF2
Number of lenses 107 151
Crop factor 2.1 1.5
Screen
Range of display Tilting Fixed Type
Display sizing 3 inch 2.7 inch
Resolution of display 1,040 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch screen
Display tech LCD TFT LCD monitor
Viewfinder Information
Viewfinder Electronic Optical (pentamirror)
Viewfinder resolution 2,765 thousand dot -
Viewfinder coverage 100% 96%
Viewfinder magnification 0.7x 0.57x
Features
Slowest shutter speed 60 secs 30 secs
Maximum shutter speed 1/8000 secs 1/6000 secs
Maximum quiet shutter speed 1/16000 secs -
Continuous shooting speed 5.0 frames per second 5.0 frames per second
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash distance 7.00 m (at ISO 200) 16.00 m
Flash settings Auto, Auto & Red-eye reduction, Fill-in flash, Slow sync, Slow sync w/red-eye reduction, off Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless
Hot shoe
AEB
WB bracketing
Maximum flash sync 1/320 secs 1/180 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (60p, 60i, 50p, 50i, 30p, 24p), 1280 x 720 (60p, 30p), 640 x 480 (30p) 1280 x 720 (24 fps), 640 x 416 (24 fps)
Highest video resolution 1920x1080 1280x720
Video file format MPEG-4, AVCHD Motion JPEG
Microphone input
Headphone input
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 402g (0.89 lbs) 580g (1.28 lbs)
Physical dimensions 123 x 71 x 55mm (4.8" x 2.8" x 2.2") 123 x 92 x 68mm (4.8" x 3.6" x 2.7")
DXO scores
DXO All around rating 70 72
DXO Color Depth rating 22.6 22.8
DXO Dynamic range rating 12.2 12.5
DXO Low light rating 718 811
Other
Battery life 350 photos 1900 photos
Battery format Battery Pack Battery Pack
Battery ID - 4 x AA
Self timer Yes (2 or 10 secs, 10 secs w/ 3 shots) Yes (2 or 12 sec)
Time lapse feature
Type of storage SD/SDHC/SDXC card SD/SDHC card
Storage slots 1 1
Price at launch $1,000 $600