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Panasonic ZS25 vs Pentax K-x

Portability
93
Imaging
40
Features
43
Overall
41
Panasonic Lumix DMC-ZS25 front
 
Pentax K-x front
Portability
69
Imaging
52
Features
47
Overall
50

Panasonic ZS25 vs Pentax K-x Key Specs

Panasonic ZS25
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 24-480mm (F3.3-6.4) lens
  • 193g - 105 x 59 x 28mm
  • Announced January 2013
  • Alternate Name is Lumix DMC-TZ35
  • Old Model is Panasonic ZS20
  • Renewed by Panasonic ZS30
Pentax K-x
(Full Review)
  • 12MP - APS-C Sensor
  • 2.7" Fixed Display
  • ISO 100 - 6400 (Expand to 12800)
  • Sensor based Image Stabilization
  • 1/6000s Maximum Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 580g - 123 x 92 x 68mm
  • Announced December 2009
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Panasonic ZS25 vs Pentax K-x Overview

Here is a thorough overview of the Panasonic ZS25 vs Pentax K-x, former being a Small Sensor Superzoom while the other is a Entry-Level DSLR by brands Panasonic and Pentax. There exists a noticeable gap between the resolutions of the ZS25 (16MP) and K-x (12MP) and the ZS25 (1/2.3") and K-x (APS-C) enjoy totally different sensor sizes.

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The ZS25 was manufactured 3 years later than the K-x and that is quite a sizable difference as far as technology is concerned. Both cameras come with different body type with the Panasonic ZS25 being a Compact camera and the Pentax K-x being a Compact SLR camera.

Before going straight into a in-depth comparison, below is a brief introduction of how the ZS25 grades versus the K-x in relation to portability, imaging, features and an overall rating.

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Reasons to pick Panasonic ZS25 over the Pentax K-x

 ZS25 K-x 
AnnouncedJanuary 2013December 2009Fresher by 38 months
Display dimension3"2.7"Larger display (+0.3")
Display resolution460k230kSharper display (+230k dot)

Reasons to pick Pentax K-x over the Panasonic ZS25

 K-x ZS25 
Manually focus More precise focusing

Common features in the Panasonic ZS25 and Pentax K-x

 ZS25 K-x 
Display typeFixed Fixed Fixed display
Selfie screen Neither offers selfie screen
Touch display Neither offers Touch display

Panasonic ZS25 vs Pentax K-x Physical Comparison

If you are aiming to carry your camera often, you need to factor in its weight and dimensions. The Panasonic ZS25 offers outer measurements of 105mm x 59mm x 28mm (4.1" x 2.3" x 1.1") along with a weight of 193 grams (0.43 lbs) and the Pentax K-x has dimensions of 123mm x 92mm x 68mm (4.8" x 3.6" x 2.7") accompanied by a weight of 580 grams (1.28 lbs).

Look at the Panasonic ZS25 vs Pentax K-x in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will change dependant on the lens you are using during that time. Below is the front view measurement comparison of the ZS25 vs the K-x.

Panasonic ZS25 vs Pentax K-x size comparison

Taking into account dimensions and weight, the portability score of the ZS25 and K-x is 93 and 69 respectively.

Panasonic ZS25 vs Pentax K-x top view buttons comparison

Panasonic ZS25 vs Pentax K-x Sensor Comparison

More often than not, it can be hard to see the gap between sensor sizing only by reading technical specs. The visual underneath will help offer you a greater sense of the sensor sizing in the ZS25 and K-x.

As you have seen, both of the cameras posses different megapixel count and different sensor sizing. The ZS25 because of its tinier sensor will make getting shallower depth of field more challenging and the Panasonic ZS25 will offer more detail due to its extra 4MP. Greater resolution will also enable you to crop images somewhat more aggressively. The fresher ZS25 is going to have an advantage in sensor innovation.

Panasonic ZS25 vs Pentax K-x sensor size comparison

Panasonic ZS25 vs Pentax K-x Screen and ViewFinder

Panasonic ZS25 vs Pentax K-x Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Panasonic ZS25
Portrait photography with Pentax K-x
32
MP count decent (16 megapixels)
lack of manual focus
cannot use external flash
tiny sensor (1/2.3")
no RAW support
63
manual focus
sensor size is nice (APS-C)
comes with face detect focus
exports RAW files
low resolution sensor (12 megapixels)
Photography Glossary

Street Comparison

Panasonic ZS25 as a Street photography camera
Pentax K-x as a Street photography camera
66
built in image stabilization (Optical)
features touch to focus
lighter than others in class (193g)
screen does not articulate
tiny sensor (1/2.3")
no RAW support
67
has image stabilization (Sensor based)
sensor size is nice (APS-C)
exports RAW files
screen is fixed
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Sports Comparison

Panasonic ZS25 Sports photography info
Pentax K-x Sports photography info
45
great zoom range (24-480mm 20.0 x zoom)
built in image stabilization (Optical)
MP count decent (16 megapixels)
has tracking autofocus
low maximum shutter speed (1/1,200 seconds)
tiny sensor (1/2.3")
bad battery life (260 CIPA)
no phase detect autofocus
61
maximum shutter speed is high (1/6,000s)
has image stabilization (Sensor based)
sensor size is nice (APS-C)
good battery power (1,900 CIPA)
supports phase detect auto focus
slow continuous shooting (5.0 frames/s)
low resolution sensor (12MP)
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Travel Comparison

Panasonic ZS25 Travel photography information
Pentax K-x Travel photography information
69
lighter than others in class (193 grams)
features touch to focus
MP count decent (16MP)
has built in flash
reasonably wide (24mm)
great reach (480mm)
missing Timelapse recording
bad battery life (260 shots)
screen is not selfie friendly
sluggish max aperture (f3.3)
54
good battery power (1,900 CIPA)
built-in flash
no Time Lapse function
low resolution sensor (12MP)
doesn't contain selfie friendly screen
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Landscape Comparison

Panasonic ZS25 as a Landscape photography camera
Pentax K-x as a Landscape photography camera
43
reasonably wide (24mm)
nice screen size (3 inches)
built in image stabilization (Optical)
MP count decent (16MP)
lack of manual focus
fixed lens (fixed lens mount)
sluggish max aperture (f3.3)
tiny sensor (1/2.3")
no RAW support
bad battery life (260 per charge)
missing Timelapse recording
61
manual focus
change lenses (Pentax KAF2 mount)
has image stabilization (Sensor based)
sensor size is nice (APS-C)
exports RAW files
good battery power (1,900 per charge)
screen is small (2.7")
low resolution sensor (12MP)
no Time Lapse function
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Vlogging Comparison

Panasonic ZS25 Vlogging information
Pentax K-x Vlogging information
34
reasonably wide (24mm)
built in image stabilization (Optical)
high video quality (1920 x 1080 resolution)
lighter than others in class (193 grams)
sluggish max aperture (f3.3)
screen is not selfie friendly
missing external microphone socket
27
has image stabilization (Sensor based)
comes with face detect focus
doesn't contain selfie friendly screen
video quality not great (1280 x 720 resolution)
no mic port
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Panasonic ZS25 vs Pentax K-x Specifications

Detailed spec comparison table for Panasonic ZS25 and Pentax K-x
 Panasonic Lumix DMC-ZS25Pentax K-x
General Information
Manufacturer Panasonic Pentax
Model Panasonic Lumix DMC-ZS25 Pentax K-x
Also called Lumix DMC-TZ35 -
Class Small Sensor Superzoom Entry-Level DSLR
Announced 2013-01-07 2009-12-23
Body design Compact Compact SLR
Sensor Information
Processor - Prime
Sensor type CMOS CMOS
Sensor size 1/2.3" APS-C
Sensor dimensions 6.08 x 4.56mm 23.6 x 15.8mm
Sensor area 27.7mm² 372.9mm²
Sensor resolution 16 megapixel 12 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest resolution 4896 x 3672 4288 x 2848
Highest native ISO 6400 6400
Highest boosted ISO - 12800
Lowest native ISO 100 100
RAW files
Autofocusing
Manual focus
Touch focus
Continuous AF
Single AF
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points 23 11
Lens
Lens mounting type fixed lens Pentax KAF2
Lens focal range 24-480mm (20.0x) -
Maximum aperture f/3.3-6.4 -
Macro focus range 3cm -
Available lenses - 151
Crop factor 5.9 1.5
Screen
Range of screen Fixed Type Fixed Type
Screen sizing 3" 2.7"
Screen resolution 460 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch friendly
Screen technology - TFT LCD monitor
Viewfinder Information
Viewfinder None Optical (pentamirror)
Viewfinder coverage - 96%
Viewfinder magnification - 0.57x
Features
Lowest shutter speed 15 secs 30 secs
Highest shutter speed 1/1200 secs 1/6000 secs
Continuous shooting speed 10.0 frames per sec 5.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash range 6.40 m 16.00 m
Flash options Auto, On, Off, Red-eye, Slow Syncro Auto, On, Off, Red-Eye, Slow Sync, Rear curtain, Wireless
External flash
AEB
White balance bracketing
Highest flash sync - 1/180 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1920 x 1080 (60 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps), 320 x 240 (220 fps) 1280 x 720 (24 fps), 640 x 416 (24 fps)
Highest video resolution 1920x1080 1280x720
Video file format MPEG-4, AVCHD Motion JPEG
Mic jack
Headphone jack
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 seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 193 gr (0.43 lb) 580 gr (1.28 lb)
Dimensions 105 x 59 x 28mm (4.1" x 2.3" x 1.1") 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 260 images 1900 images
Style of battery Battery Pack Battery Pack
Battery model - 4 x AA
Self timer Yes (2 or 10 sec) Yes (2 or 12 sec)
Time lapse shooting
Storage media SD/SDHC/SDXC, Internal SD/SDHC card
Storage slots 1 1
Launch pricing $300 $600