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Panasonic FX78 vs Pentax 645D

Portability
95
Imaging
35
Features
31
Overall
33
Panasonic Lumix DMC-FX78 front
 
Pentax 645D front
Portability
50
Imaging
76
Features
52
Overall
66

Panasonic FX78 vs Pentax 645D Key Specs

Panasonic FX78
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3.5" Fixed Display
  • ISO 100 - 6400
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 24-120mm (F2.5-5.9) lens
  • 142g - 100 x 55 x 21mm
  • Announced January 2011
  • Alternative Name is Lumix DMC-FX77
Pentax 645D
(Full Review)
  • 40MP - Medium format Sensor
  • 3" Fixed Display
  • ISO 200 - 1600
  • No Anti-Alias Filter
  • No Video
  • Pentax 645AF2 Mount
  • 1480g - 156 x 117 x 119mm
  • Announced March 2010
  • New Model is Pentax 645Z
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Panasonic FX78 vs Pentax 645D Overview

Below, we are matching up the Panasonic FX78 and Pentax 645D, former is a Small Sensor Compact while the other is a Pro DSLR by manufacturers Panasonic and Pentax. There exists a noticeable gap among the image resolutions of the FX78 (12MP) and 645D (40MP) and the FX78 (1/2.3") and 645D (Medium format) possess different sensor measurements.

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The FX78 was brought out 11 months after the 645D and they are of a similar age. Both of the cameras come with different body type with the Panasonic FX78 being a Compact camera and the Pentax 645D being a Large SLR camera.

Before we go in to a thorough comparison, below is a simple introduction of how the FX78 matches up vs the 645D in terms of portability, imaging, features and an overall score.

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Reasons to pick Panasonic FX78 over the Pentax 645D

 FX78 645D 
AnnouncedJanuary 2011March 2010More modern by 11 months
Display dimension3.5"3"Larger display (+0.5")
Touch display Easily navigate

Reasons to pick Pentax 645D over the Panasonic FX78

 645D FX78 
Manually focus Very accurate focusing
Display resolution921k230kSharper display (+691k dot)

Common features in the Panasonic FX78 and Pentax 645D

 FX78 645D 
Display typeFixed Fixed Fixed display
Selfie screen Neither has selfie screen

Panasonic FX78 vs Pentax 645D Physical Comparison

For anyone who is planning to carry around your camera regularly, you should take into account its weight and measurements. The Panasonic FX78 has outside dimensions of 100mm x 55mm x 21mm (3.9" x 2.2" x 0.8") with a weight of 142 grams (0.31 lbs) whilst the Pentax 645D has proportions of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") and a weight of 1480 grams (3.26 lbs).

See the Panasonic FX78 and Pentax 645D in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will differ based on the lens you have attached at that time. The following is the front view over all size comparison of the FX78 versus the 645D.

Panasonic FX78 vs Pentax 645D size comparison

Looking at dimensions and weight, the portability grade of the FX78 and 645D is 95 and 50 respectively.

Panasonic FX78 vs Pentax 645D top view buttons comparison

Panasonic FX78 vs Pentax 645D Sensor Comparison

Sometimes, it is hard to visualize the gap in sensor sizes simply by viewing specifications. The pic here should provide you a far better sense of the sensor dimensions in the FX78 and 645D.

Plainly, both of the cameras have got different megapixel count and different sensor sizes. The FX78 because of its smaller sensor is going to make achieving bokeh more difficult and the Pentax 645D will provide you with greater detail having its extra 28MP. Greater resolution can also let you crop photos much more aggressively. The fresher FX78 provides an edge with regard to sensor innovation.

Panasonic FX78 vs Pentax 645D sensor size comparison

Panasonic FX78 vs Pentax 645D Screen and ViewFinder

Panasonic FX78 vs Pentax 645D Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic FX78 Portrait photography info
Pentax 645D Portrait photography info
21
manual focus not available
no manual control
cannot use external flash
megapixel count low (12 megapixels)
sensor is very small (1/2.3")
lack of RAW files
77
you can focus manually
resolution is amazing (40MP)
big sensor size (Medium format)
delivers RAW files
no liveview
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Street Comparison

Street photography with Panasonic FX78
Street photography with Pentax 645D
57
has image stabilization (Optical)
no moving screen
sensor is very small (1/2.3")
lack of RAW files
58
big sensor size (Medium format)
delivers RAW files
weather proof
no moving screen
lack of image stabilization
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Sports Comparison

Panasonic FX78 Sports photography highlights
Pentax 645D Sports photography highlights
28
has image stabilization (Optical)
includes tracking focus
low maximum shutter speed (1/1,400s)
slow continuous shooting (4.0 frames per second)
no shutter priority mode
megapixel count low (12MP)
sensor is very small (1/2.3")
low battery life (200 per charge)
lack of phase detect AF
63
resolution is amazing (40MP)
big sensor size (Medium format)
weather proof
supports phase detect autofocus
no liveview
max frames per second low (1.0 frames per second)
lack of image stabilization
not so great battery life (800 per charge)
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Travel Comparison

Panasonic FX78 Travel photography features
Pentax 645D Travel photography features
56
flash built-in
quite wide (24mm)
no Timelapse function
low battery life (200 CIPA)
megapixel count low (12 megapixels)
display isn't selfie friendly
sluggish max aperture (f2.5)
55
weather proof
resolution is amazing (40MP)
not so great battery life (800 shots)
does not contain selfie friendly display
Photography Glossary

Landscape Comparison

Panasonic FX78 Landscape photography details
Pentax 645D Landscape photography details
36
quite wide (24mm)
bigger than average screen (3.5")
has image stabilization (Optical)
manual focus not available
lens is fixed (fixed lens mount)
sluggish max aperture (f2.5)
no manual control
megapixel count low (12MP)
sensor is very small (1/2.3")
lack of RAW files
low battery life (200 per charge)
no Timelapse function
72
you can focus manually
switch lenses (Pentax 645AF2 mount)
screen is a good size (3 inches)
resolution is amazing (40 megapixels)
big sensor size (Medium format)
doesnt have anti aliasing filter
delivers RAW files
weather proof
has dual storage slots
no liveview
lack of image stabilization
not so great battery life (800 per charge)
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Vlogging Comparison

Panasonic FX78 Vlogging highlights
Pentax 645D Vlogging highlights
33
quite wide (24mm)
touchscreen
has image stabilization (Optical)
high res video (1920 x 1080 pixels)
sluggish max aperture (f2.5)
display isn't selfie friendly
no microphone socket
9
no video
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Panasonic FX78 vs Pentax 645D Specifications

Detailed spec comparison table for Panasonic FX78 and Pentax 645D
 Panasonic Lumix DMC-FX78Pentax 645D
General Information
Company Panasonic Pentax
Model Panasonic Lumix DMC-FX78 Pentax 645D
Other name Lumix DMC-FX77 -
Type Small Sensor Compact Pro DSLR
Announced 2011-01-25 2010-03-10
Body design Compact Large SLR
Sensor Information
Chip Venus Engine FHD Prime II
Sensor type CCD CCD
Sensor size 1/2.3" Medium format
Sensor dimensions 6.08 x 4.56mm 44 x 33mm
Sensor surface area 27.7mm² 1,452.0mm²
Sensor resolution 12MP 40MP
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3
Max resolution 4000 x 3000 7264 x 5440
Max native ISO 6400 1600
Min native ISO 100 200
RAW images
Min enhanced ISO - 100
Autofocusing
Focus manually
Touch focus
Continuous autofocus
Single autofocus
Autofocus tracking
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 11 11
Lens
Lens mount fixed lens Pentax 645AF2
Lens focal range 24-120mm (5.0x) -
Maximum aperture f/2.5-5.9 -
Macro focus distance 5cm -
Amount of lenses - 6
Crop factor 5.9 0.8
Screen
Range of display Fixed Type Fixed Type
Display sizing 3.5" 3"
Resolution of display 230k dot 921k dot
Selfie friendly
Liveview
Touch functionality
Display technology TFT LCD TFT Color LCD with wide-viewing angle and with AR coating
Viewfinder Information
Viewfinder None Optical (pentaprism)
Viewfinder coverage - 98 percent
Viewfinder magnification - 0.85x
Features
Minimum shutter speed 60 seconds 30 seconds
Fastest shutter speed 1/1400 seconds 1/4000 seconds
Continuous shutter speed 4.0 frames/s 1.0 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation - Yes
Set white balance
Image stabilization
Integrated flash
Flash range 5.60 m no built-in flash
Flash options Auto, On, Off, Red-eye, Slow Syncro Auto, On, Off, Red-eye, Slow Sync, Rear Curtain
External flash
AEB
White balance bracketing
Fastest flash sync - 1/125 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (60 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) -
Max video resolution 1920x1080 None
Video file format MPEG-4, AVCHD -
Mic input
Headphone input
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 142 gr (0.31 pounds) 1480 gr (3.26 pounds)
Dimensions 100 x 55 x 21mm (3.9" x 2.2" x 0.8") 156 x 117 x 119mm (6.1" x 4.6" x 4.7")
DXO scores
DXO Overall score not tested 82
DXO Color Depth score not tested 24.6
DXO Dynamic range score not tested 12.6
DXO Low light score not tested 1262
Other
Battery life 200 photos 800 photos
Battery format Battery Pack Battery Pack
Battery model - 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 Single Dual
Cost at release $210 $4,000