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Panasonic LZ40 vs Pentax K-x

Portability
67
Imaging
45
Features
35
Overall
41
Panasonic Lumix DMC-LZ40 front
 
Pentax K-x front
Portability
69
Imaging
52
Features
47
Overall
50

Panasonic LZ40 vs Pentax K-x Key Specs

Panasonic LZ40
(Full Review)
  • 20MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 100 - 1600 (Raise to 6400)
  • Optical Image Stabilization
  • 1280 x 720 video
  • 22-924mm (F3.0-6.5) lens
  • 524g - 126 x 87 x 94mm
  • Revealed January 2014
  • Succeeded the Panasonic LZ30
Pentax K-x
(Full Review)
  • 12MP - APS-C Sensor
  • 2.7" Fixed Display
  • ISO 100 - 6400 (Bump to 12800)
  • Sensor based Image Stabilization
  • 1/6000s Max Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 580g - 123 x 92 x 68mm
  • Revealed December 2009
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Panasonic LZ40 vs Pentax K-x Overview

Lets examine more in depth at the Panasonic LZ40 vs Pentax K-x, one is a Small Sensor Superzoom and the other is a Entry-Level DSLR by rivals Panasonic and Pentax. There exists a significant gap among the sensor resolutions of the LZ40 (20MP) and K-x (12MP) and the LZ40 (1/2.3") and K-x (APS-C) come with different sensor measurements.

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The LZ40 was announced 4 years after the K-x which is a fairly sizable gap as far as camera technology is concerned. Both the cameras offer different body type with the Panasonic LZ40 being a SLR-like (bridge) camera and the Pentax K-x being a Compact SLR camera.

Before delving through a detailed comparison, below is a short highlight of how the LZ40 matches up versus the K-x with regard to portability, imaging, features and an overall score.

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Reasons to pick Panasonic LZ40 over the Pentax K-x

 LZ40 K-x 
RevealedJanuary 2014December 2009More modern by 50 months
Display sizing3"2.7"Larger display (+0.3")
Display resolution460k230kSharper display (+230k dot)

Reasons to pick Pentax K-x over the Panasonic LZ40

 K-x LZ40 
Focus manually Dial precise focus

Common features in the Panasonic LZ40 and Pentax K-x

 LZ40 K-x 
Display typeFixed Fixed Fixed display
Selfie screen Neither features selfie screen
Touch friendly display Neither features Touch friendly display

Panasonic LZ40 vs Pentax K-x Physical Comparison

For anybody who is looking to carry around your camera, you need to factor its weight and proportions. The Panasonic LZ40 enjoys physical measurements of 126mm x 87mm x 94mm (5.0" x 3.4" x 3.7") and a weight of 524 grams (1.16 lbs) whilst the Pentax K-x has measurements of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") and a weight of 580 grams (1.28 lbs).

Check the Panasonic LZ40 vs Pentax K-x in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an Interchangeable Lens Camera will change based on the lens you are using at that moment. Here is the front view physical size comparison of the LZ40 vs the K-x.

Panasonic LZ40 vs Pentax K-x size comparison

Factoring in dimensions and weight, the portability grade of the LZ40 and K-x is 67 and 69 respectively.

Panasonic LZ40 vs Pentax K-x top view buttons comparison

Panasonic LZ40 vs Pentax K-x Sensor Comparison

Normally, it is tough to visualize the difference in sensor sizes just by looking through a spec sheet. The image here should provide you a better sense of the sensor sizing in the LZ40 and K-x.

As you can see, both of these cameras offer different megapixel count and different sensor sizes. The LZ40 with its smaller sensor is going to make achieving shallow depth of field more challenging and the Panasonic LZ40 will result in greater detail with its extra 8 Megapixels. Greater resolution will let you crop images a little more aggressively. The fresher LZ40 provides a benefit in sensor innovation.

Panasonic LZ40 vs Pentax K-x sensor size comparison

Panasonic LZ40 vs Pentax K-x Screen and ViewFinder

Panasonic LZ40 vs Pentax K-x Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic LZ40 Portrait photography information
Pentax K-x Portrait photography information
40
megapixel count decent (20MP)
features face detect focusing
lack of manual focus
no external flash support
small sensor (1/2.3")
does not have RAW support
63
you can focus manually
nice sensor size (APS-C)
comes with face detection focusing
saves RAW files
low resolution (12 megapixels)
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Street Comparison

Panasonic LZ40 Street photography highlights
Pentax K-x Street photography highlights
45
image stabilization (Optical)
screen does not articulate
small sensor (1/2.3")
does not have RAW support
heavier than competition (524 grams)
67
has image stabilization (Sensor based)
nice sensor size (APS-C)
saves RAW files
screen does not articulate
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Sports Comparison

Panasonic LZ40 as a Sports photography camera
Pentax K-x as a Sports photography camera
47
long zoom range (22-924mm 42.0 x zoom)
image stabilization (Optical)
megapixel count decent (20 megapixels)
features tracking focus
max frames per second low (1.0 frames/s)
lack of shutter priority mode
small sensor (1/2.3")
does not have phase detect AF
61
high shutter speed (1/6,000s)
has image stabilization (Sensor based)
nice sensor size (APS-C)
good battery (1,900 per charge)
has phase detect AF
low fps (5.0 frames/s)
low resolution (12 megapixels)
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Travel Comparison

Panasonic LZ40 Travel photography factors
Pentax K-x Travel photography factors
55
megapixel count decent (20MP)
has built in flash
pretty wide (22mm)
great zoom (924mm)
missing Time Lapse recording
heavier than competition (524g)
doesn't have a selfie friendly screen
slow max aperture (f3.0)
54
good battery (1,900 CIPA)
built-in flash
does not have Timelapse recording
low resolution (12MP)
display isn't selfie friendly
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Landscape Comparison

Panasonic LZ40 as a Landscape photography camera
Pentax K-x as a Landscape photography camera
44
pretty wide (22mm)
screen size is decent (3 inches)
image stabilization (Optical)
megapixel count decent (20MP)
lack of manual focus
cannot swap lenses (fixed lens mount)
slow max aperture (f3.0)
small sensor (1/2.3")
does not have RAW support
missing Time Lapse recording
61
you can focus manually
interchangeable lenses (Pentax KAF2 mount)
has image stabilization (Sensor based)
nice sensor size (APS-C)
saves RAW files
good battery (1,900 shots)
tiny screen (2.7")
low resolution (12MP)
does not have Timelapse recording
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Vlogging Comparison

Panasonic LZ40 Vlogging details
Pentax K-x Vlogging details
27
pretty wide (22mm)
image stabilization (Optical)
features face detect focusing
includes mic support
slow max aperture (f3.0)
doesn't have a selfie friendly screen
video res low (1280 x 720 pixels)
heavier than competition (524g)
27
has image stabilization (Sensor based)
comes with face detection focusing
display isn't selfie friendly
low res video (1280 x 720 pxls)
does not have external microphone support
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Panasonic LZ40 vs Pentax K-x Specifications

Detailed spec comparison table for Panasonic LZ40 and Pentax K-x
 Panasonic Lumix DMC-LZ40Pentax K-x
General Information
Make Panasonic Pentax
Model Panasonic Lumix DMC-LZ40 Pentax K-x
Class Small Sensor Superzoom Entry-Level DSLR
Revealed 2014-01-06 2009-12-23
Physical type SLR-like (bridge) Compact SLR
Sensor Information
Powered by - Prime
Sensor type CCD CMOS
Sensor size 1/2.3" APS-C
Sensor measurements 6.17 x 4.55mm 23.6 x 15.8mm
Sensor surface area 28.1mm² 372.9mm²
Sensor resolution 20 megapixels 12 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Maximum resolution 5152 x 3864 4288 x 2848
Maximum native ISO 1600 6400
Maximum boosted ISO 6400 12800
Minimum native ISO 100 100
RAW data
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Single autofocus
Tracking autofocus
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 9 11
Lens
Lens mount fixed lens Pentax KAF2
Lens focal range 22-924mm (42.0x) -
Maximal aperture f/3.0-6.5 -
Macro focus range 1cm -
Number of lenses - 151
Crop factor 5.8 1.5
Screen
Type of display Fixed Type Fixed Type
Display sizing 3 inch 2.7 inch
Display resolution 460k dots 230k dots
Selfie friendly
Liveview
Touch display
Display tech TFT LCD TFT LCD monitor
Viewfinder Information
Viewfinder type None Optical (pentamirror)
Viewfinder coverage - 96 percent
Viewfinder magnification - 0.57x
Features
Slowest shutter speed 15 secs 30 secs
Maximum shutter speed 1/1500 secs 1/6000 secs
Continuous shooting rate 1.0fps 5.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Set white balance
Image stabilization
Built-in flash
Flash range 10.80 m 16.00 m
Flash options Auto, Auto/Red-eye Reduction, Forced On, Slow Sync./Red-eye Reduction, Forced Off Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless
Hot shoe
AE bracketing
White balance bracketing
Maximum flash synchronize - 1/180 secs
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1280 x 720 (30p), 640 x 480 (30p), 320 x 240 (30p) 1280 x 720 (24 fps), 640 x 416 (24 fps)
Maximum video resolution 1280x720 1280x720
Video data format Motion JPEG Motion JPEG
Microphone support
Headphone support
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 524 grams (1.16 pounds) 580 grams (1.28 pounds)
Dimensions 126 x 87 x 94mm (5.0" x 3.4" x 3.7") 123 x 92 x 68mm (4.8" x 3.6" x 2.7")
DXO scores
DXO All around score not tested 72
DXO Color Depth score not tested 22.8
DXO Dynamic range score not tested 12.5
DXO Low light score not tested 811
Other
Battery life 320 pictures 1900 pictures
Battery style Battery Pack Battery Pack
Battery model - 4 x AA
Self timer Yes (2 or 10 sec) Yes (2 or 12 sec)
Time lapse recording
Storage type SD/SDHC/SDXC, Internal SD/SDHC card
Card slots 1 1
Pricing at launch $219 $600