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Panasonic FS25 vs Pentax 645D

Portability
95
Imaging
34
Features
24
Overall
30
Panasonic Lumix DMC-FS25 front
 
Pentax 645D front
Portability
50
Imaging
76
Features
52
Overall
66

Panasonic FS25 vs Pentax 645D Key Specs

Panasonic FS25
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 80 - 1600 (Increase to 6400)
  • Optical Image Stabilization
  • 640 x 480 video
  • 29-145mm (F3.3-5.9) lens
  • 148g - 97 x 58 x 22mm
  • Announced January 2009
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
  • Revealed March 2010
  • Later Model is Pentax 645Z
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Panasonic FS25 vs Pentax 645D Overview

Here, we will be evaluating the Panasonic FS25 versus Pentax 645D, former being a Small Sensor Compact while the latter is a Pro DSLR by rivals Panasonic and Pentax. There is a substantial difference between the sensor resolutions of the FS25 (12MP) and 645D (40MP) and the FS25 (1/2.3") and 645D (Medium format) posses different sensor sizing.

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The FS25 was introduced 13 months prior to the 645D which makes them a generation apart from each other. Each of the cameras feature different body design with the Panasonic FS25 being a Compact camera and the Pentax 645D being a Large SLR camera.

Before getting into a comprehensive comparison, here is a simple summary of how the FS25 matches up against the 645D with regard to portability, imaging, features and an overall rating.

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Reasons to pick Panasonic FS25 over the Pentax 645D

 FS25 645D 

Reasons to pick Pentax 645D over the Panasonic FS25

 645D FS25 
RevealedMarch 2010January 2009Fresher by 13 months
Manual focus More precise focus
Screen resolution921k230kClearer screen (+691k dot)

Common features in the Panasonic FS25 and Pentax 645D

 FS25 645D 
Screen typeFixed Fixed Fixed screen
Screen size3"3"Same screen measurement
Selfie screen No selfie screen
Touch screen No Touch screen

Panasonic FS25 vs Pentax 645D Physical Comparison

When you are going to carry your camera regularly, you'll need to think about its weight and dimensions. The Panasonic FS25 features outside dimensions of 97mm x 58mm x 22mm (3.8" x 2.3" x 0.9") accompanied by a weight of 148 grams (0.33 lbs) and the Pentax 645D has dimensions of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") accompanied by a weight of 1480 grams (3.26 lbs).

Contrast the Panasonic FS25 versus Pentax 645D in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will change dependant on the lens you are utilizing at the time. Below is a front view size comparison of the FS25 versus the 645D.

Panasonic FS25 vs Pentax 645D size comparison

Using size and weight, the portability score of the FS25 and 645D is 95 and 50 respectively.

Panasonic FS25 vs Pentax 645D top view buttons comparison

Panasonic FS25 vs Pentax 645D Sensor Comparison

Usually, it's tough to picture the gap between sensor sizing simply by reading specifications. The visual underneath will help offer you a much better sense of the sensor dimensions in the FS25 and 645D.

To sum up, both of these cameras feature different megapixels and different sensor sizing. The FS25 having a tinier sensor is going to make achieving shallow depth of field harder and the Pentax 645D will deliver greater detail using its extra 28MP. Higher resolution can also allow you to crop pictures way more aggressively. The older FS25 is going to be behind when it comes to sensor technology.

Panasonic FS25 vs Pentax 645D sensor size comparison

Panasonic FS25 vs Pentax 645D Screen and ViewFinder

Panasonic FS25 vs Pentax 645D Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic FS25 Portrait photography factors
Pentax 645D Portrait photography factors
26
supports face detect autofocus
focusing manually not possible
manual mode not possible
cannot use external flash
low megapixels (12MP)
sensor is tiny (1/2.3")
does not have RAW files
77
has manual focus
MP count high (40 megapixels)
great sensor size (Medium format)
saves RAW formats
doesn't have liveview
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Street Comparison

Panasonic FS25 Street photography information
Pentax 645D Street photography information
56
image stabilization (Optical)
no moving screen
sensor is tiny (1/2.3")
does not have RAW files
58
great sensor size (Medium format)
saves RAW formats
environment proofing
no moving screen
no image stabilization
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Sports Comparison

Sports photography with Panasonic FS25
Sports photography with Pentax 645D
25
image stabilization (Optical)
low fps (2.0 frames/s)
lack of shutter priority mode
low megapixels (12 megapixels)
sensor is tiny (1/2.3")
does not have phase detect autofocus
63
MP count high (40MP)
great sensor size (Medium format)
environment proofing
sensor has phase detect autofocus
doesn't have liveview
low frames per second (1.0 frames/s)
no image stabilization
low battery (800 CIPA)
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Travel Comparison

Panasonic FS25 Travel photography features
Pentax 645D Travel photography features
51
built-in flash
doesn't have Timelapse recording
low megapixels (12MP)
screen isn't selfie friendly
wide angle not good (29mm)
somewhat slow maximum aperture (f3.3)
55
environment proofing
MP count high (40 megapixels)
low battery (800 CIPA)
display is not selfie friendly
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Landscape Comparison

Panasonic FS25 Landscape photography factors
Pentax 645D Landscape photography factors
32
decent sized screen (3 inch)
image stabilization (Optical)
focusing manually not possible
fixed lens (fixed lens mount)
wide angle not good (29mm)
somewhat slow maximum aperture (f3.3)
manual mode not possible
low megapixels (12MP)
sensor is tiny (1/2.3")
does not have RAW files
doesn't have Timelapse recording
72
has manual focus
switch lenses (Pentax 645AF2 mount)
screen is a good size (3")
MP count high (40 megapixels)
great sensor size (Medium format)
does not have anti-alias filter
saves RAW formats
environment proofing
2 card slots
doesn't have liveview
no image stabilization
low battery (800 shots)
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Vlogging Comparison

Panasonic FS25 Vlogging information
Pentax 645D Vlogging information
28
image stabilization (Optical)
supports face detect autofocus
wide angle not good (29mm)
somewhat slow maximum aperture (f3.3)
screen isn't selfie friendly
low res video (640 x 480 pxls)
doesn't have microphone socket
9
no video shooting
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Panasonic FS25 vs Pentax 645D Specifications

Detailed spec comparison table for Panasonic FS25 and Pentax 645D
 Panasonic Lumix DMC-FS25Pentax 645D
General Information
Brand Panasonic Pentax
Model type Panasonic Lumix DMC-FS25 Pentax 645D
Category Small Sensor Compact Pro DSLR
Announced 2009-01-27 2010-03-10
Physical type Compact Large SLR
Sensor Information
Chip - Prime II
Sensor type CCD CCD
Sensor size 1/2.3" Medium format
Sensor dimensions 6.08 x 4.56mm 44 x 33mm
Sensor area 27.7mm² 1,452.0mm²
Sensor resolution 12MP 40MP
Anti alias filter
Aspect ratio 16:9, 4:3 and 3:2 4:3
Maximum resolution 4000 x 3000 7264 x 5440
Maximum native ISO 1600 1600
Maximum boosted ISO 6400 -
Lowest native ISO 80 200
RAW format
Lowest boosted ISO - 100
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Autofocus single
Autofocus tracking
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points 11 11
Lens
Lens mount type fixed lens Pentax 645AF2
Lens zoom range 29-145mm (5.0x) -
Maximum aperture f/3.3-5.9 -
Macro focusing range 5cm -
Amount of lenses - 6
Focal length multiplier 5.9 0.8
Screen
Display type Fixed Type Fixed Type
Display sizing 3" 3"
Resolution of display 230 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch friendly
Display technology - 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
Slowest shutter speed 60 secs 30 secs
Maximum shutter speed 1/2000 secs 1/4000 secs
Continuous shooting rate 2.0fps 1.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation - Yes
Set white balance
Image stabilization
Built-in flash
Flash distance 5.30 m no built-in flash
Flash options Auto, On, Off, Red-Eye reduction, Slow Sync Auto, On, Off, Red-eye, Slow Sync, Rear Curtain
Hot shoe
Auto exposure bracketing
WB bracketing
Maximum flash synchronize - 1/125 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 848 x 480 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) -
Maximum video resolution 640x480 None
Video file format Motion JPEG -
Mic 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
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 148g (0.33 pounds) 1480g (3.26 pounds)
Physical dimensions 97 x 58 x 22mm (3.8" x 2.3" x 0.9") 156 x 117 x 119mm (6.1" x 4.6" x 4.7")
DXO scores
DXO All around 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 - 800 photographs
Battery style - Battery Pack
Battery ID - D-LI90
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse recording
Type of storage SD/MMC/SDHC card, Internal SD/SDHC
Card slots One 2
Price at launch $230 $4,000