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Panasonic ZS25 vs Pentax 645D

Portability
93
Imaging
40
Features
43
Overall
41
Panasonic Lumix DMC-ZS25 front
 
Pentax 645D front
Portability
50
Imaging
75
Features
52
Overall
65

Panasonic ZS25 vs Pentax 645D 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
  • Introduced January 2013
  • Alternate Name is Lumix DMC-TZ35
  • Earlier Model is Panasonic ZS20
  • Later Model is Panasonic ZS30
Pentax 645D
(Full Review)
  • 40MP - Medium format Sensor
  • 3" Fixed Screen
  • ISO 200 - 1600
  • No Anti-Alias Filter
  • No Video
  • Pentax 645AF2 Mount
  • 1480g - 156 x 117 x 119mm
  • Announced March 2010
  • Successor is Pentax 645Z
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Panasonic ZS25 vs Pentax 645D Overview

Let's look more in depth at the Panasonic ZS25 vs Pentax 645D, former is a Small Sensor Superzoom while the latter is a Pro DSLR by manufacturers Panasonic and Pentax. There is a substantial difference among the image resolutions of the ZS25 (16MP) and 645D (40MP) and the ZS25 (1/2.3") and 645D (Medium format) have different sensor sizing.

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The ZS25 was announced 2 years after the 645D which is a fairly big difference as far as camera tech is concerned. Both of the cameras have different body design with the Panasonic ZS25 being a Compact camera and the Pentax 645D being a Large SLR camera.

Before getting right into a detailed comparison, here is a concise view of how the ZS25 grades against the 645D when it comes to portability, imaging, features and an overall mark.

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Reasons to pick Panasonic ZS25 over the Pentax 645D

 ZS25 645D 
AnnouncedJanuary 2013March 2010Newer by 35 months

Reasons to pick Pentax 645D over the Panasonic ZS25

 645D ZS25 
Focus manually Dial precise focus
Screen resolution921k460kCrisper screen (+461k dot)

Common features in the Panasonic ZS25 and Pentax 645D

 ZS25 645D 
Screen typeFixed Fixed Fixed screen
Screen dimensions3"3"Equal screen measurement
Selfie screen Neither contains selfie screen
Touch screen Neither contains Touch screen

Panasonic ZS25 vs Pentax 645D Physical Comparison

For those who are intending to travel with your camera frequently, you should think about its weight and size. The Panasonic ZS25 has got outside measurements of 105mm x 59mm x 28mm (4.1" x 2.3" x 1.1") and a weight of 193 grams (0.43 lbs) whilst the Pentax 645D has specifications of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") accompanied by a weight of 1480 grams (3.26 lbs).

See the Panasonic ZS25 vs Pentax 645D in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an ILC will differ based on the lens you have at that moment. Below is a front view dimensions comparison of the ZS25 versus the 645D.

Panasonic ZS25 vs Pentax 645D size comparison

Using size and weight, the portability score of the ZS25 and 645D is 93 and 50 respectively.

Panasonic ZS25 vs Pentax 645D top view buttons comparison

Panasonic ZS25 vs Pentax 645D Sensor Comparison

In many cases, it can be hard to visualize the gap in sensor dimensions just by researching technical specs. The image underneath should offer you a stronger sense of the sensor measurements in the ZS25 and 645D.

As you can tell, both the cameras provide different resolutions and different sensor dimensions. The ZS25 using its smaller sensor is going to make getting shallow DOF more difficult and the Pentax 645D will render more detail with its extra 24MP. Higher resolution can also make it easier to crop shots more aggressively. The younger ZS25 provides an advantage with regard to sensor technology.

Panasonic ZS25 vs Pentax 645D sensor size comparison

Panasonic ZS25 vs Pentax 645D Screen and ViewFinder

Panasonic ZS25 vs Pentax 645D Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic ZS25 Portrait photography highlights
Pentax 645D Portrait photography highlights
32
decent sensor resolution (16MP)
lack of manual focus
external flash not possible
very small sensor size (1/2.3")
has no RAW files
77
manual focus
megapixel count amazing (40 megapixels)
big sensor size (Medium format)
delivers RAW formats
doesn't have liveview
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Street Comparison

Panasonic ZS25 Street photography information
Pentax 645D Street photography information
66
image stabilization (Optical)
offers touch focus
lighter than average in class (193g)
no moving screen
very small sensor size (1/2.3")
has no RAW files
58
big sensor size (Medium format)
delivers RAW formats
environment proof
fixed screen
does not have image stabilization
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Sports Comparison

Sports photography with Panasonic ZS25
Sports photography with Pentax 645D
45
excellent zoom range (24-480mm 20.0 x zoom)
image stabilization (Optical)
decent sensor resolution (16 megapixels)
provides tracking focus
maximum shutter speed is a little low (1/1,200 seconds)
very small sensor size (1/2.3")
terrible battery (260 CIPA)
has no phase detect autofocus
62
megapixel count amazing (40MP)
big sensor size (Medium format)
environment proof
supports phase detect autofocus
doesn't have liveview
max frames per second low (1.0 frames/s)
does not have image stabilization
low battery life (800 shots)
Photography Glossary

Travel Comparison

Travel photography with Panasonic ZS25
Travel photography with Pentax 645D
69
lighter than average in class (193g)
offers touch focus
decent sensor resolution (16MP)
has built in flash
pretty wide (24mm)
very long zoom (480mm)
does not have Timelapse mode
terrible battery (260 CIPA)
screen isn't selfie friendly
slow max aperture (f3.3)
55
environment proof
megapixel count amazing (40 megapixels)
low battery life (800 per charge)
screen is not selfie friendly
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Landscape Comparison

Panasonic ZS25 Landscape photography highlights
Pentax 645D Landscape photography highlights
43
pretty wide (24mm)
nice screen size (3 inch)
image stabilization (Optical)
decent sensor resolution (16MP)
lack of manual focus
cannot switch lenses (fixed lens mount)
slow max aperture (f3.3)
very small sensor size (1/2.3")
has no RAW files
terrible battery (260 shots)
does not have Timelapse mode
72
manual focus
swap lenses (Pentax 645AF2 mount)
pretty good screen size (3 inch)
megapixel count amazing (40MP)
big sensor size (Medium format)
no low pass filter
delivers RAW formats
environment proof
has double storage slots
doesn't have liveview
does not have image stabilization
low battery life (800 shots)
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Vlogging Comparison

Panasonic ZS25 as a Vlogging camera
Pentax 645D as a Vlogging camera
34
pretty wide (24mm)
image stabilization (Optical)
high quality video (1920 x 1080 pxls)
lighter than average in class (193 grams)
slow max aperture (f3.3)
screen isn't selfie friendly
does not have microphone port
9
no video shooting
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Panasonic ZS25 vs Pentax 645D Specifications

Detailed spec comparison table for Panasonic ZS25 and Pentax 645D
 Panasonic Lumix DMC-ZS25Pentax 645D
General Information
Brand Name Panasonic Pentax
Model type Panasonic Lumix DMC-ZS25 Pentax 645D
Also called as Lumix DMC-TZ35 -
Type Small Sensor Superzoom Pro DSLR
Introduced 2013-01-07 2010-03-10
Body design Compact Large SLR
Sensor Information
Chip - Prime II
Sensor type CMOS CCD
Sensor size 1/2.3" Medium format
Sensor measurements 6.08 x 4.56mm 44 x 33mm
Sensor area 27.7mm² 1,452.0mm²
Sensor resolution 16MP 40MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3
Peak resolution 4896 x 3672 7264 x 5440
Highest native ISO 6400 1600
Lowest native ISO 100 200
RAW pictures
Lowest enhanced ISO - 100
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Autofocus single
Autofocus tracking
Autofocus selectice
Autofocus center weighted
Autofocus multi area
Live view autofocus
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points 23 11
Lens
Lens mount type fixed lens Pentax 645AF2
Lens zoom range 24-480mm (20.0x) -
Maximal aperture f/3.3-6.4 -
Macro focusing range 3cm -
Amount of lenses - 6
Focal length multiplier 5.9 0.8
Screen
Screen type Fixed Type Fixed Type
Screen diagonal 3 inches 3 inches
Screen resolution 460 thousand dot 921 thousand dot
Selfie friendly
Liveview
Touch friendly
Screen tech - TFT Color LCD with wide-viewing angle and with AR coating
Viewfinder Information
Viewfinder type None Optical (pentaprism)
Viewfinder coverage - 98%
Viewfinder magnification - 0.85x
Features
Minimum shutter speed 15 seconds 30 seconds
Fastest shutter speed 1/1200 seconds 1/4000 seconds
Continuous shutter speed 10.0fps 1.0fps
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Integrated flash
Flash distance 6.40 m no built-in flash
Flash settings Auto, On, Off, Red-eye, Slow Syncro Auto, On, Off, Red-eye, Slow Sync, Rear Curtain
Hot shoe
AE bracketing
WB bracketing
Fastest flash sync - 1/125 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (60 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps), 320 x 240 (220 fps) -
Highest video resolution 1920x1080 None
Video file format MPEG-4, AVCHD -
Microphone 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
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 193g (0.43 lb) 1480g (3.26 lb)
Physical dimensions 105 x 59 x 28mm (4.1" x 2.3" x 1.1") 156 x 117 x 119mm (6.1" x 4.6" x 4.7")
DXO scores
DXO Overall rating not tested 82
DXO Color Depth rating not tested 24.6
DXO Dynamic range rating not tested 12.6
DXO Low light rating not tested 1262
Other
Battery life 260 images 800 images
Battery form Battery Pack Battery Pack
Battery ID - D-LI90
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC/SDXC, Internal SD/SDHC
Storage slots 1 2
Price at release $300 $4,000