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Canon 1D MIV vs Pentax 645D

Portability
51
Imaging
57
Features
75
Overall
64
Canon EOS-1D Mark IV front
 
Pentax 645D front
Portability
50
Imaging
76
Features
52
Overall
66

Canon 1D MIV vs Pentax 645D Key Specs

Canon 1D MIV
(Full Review)
  • 16MP - APS-H Sensor
  • 3" Fixed Screen
  • ISO 100 - 12800 (Increase to 102400)
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Canon EF Mount
  • 1230g - 156 x 157 x 80mm
  • Introduced February 2010
  • Succeeded the Canon 1D MIII
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
  • Revealed March 2010
  • Successor is Pentax 645Z
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Canon 1D MIV vs Pentax 645D Overview

The following is a detailed analysis of the Canon 1D MIV versus Pentax 645D, both Pro DSLR cameras by rivals Canon and Pentax. There is a crucial difference among the image resolutions of the 1D MIV (16MP) and 645D (40MP) and the 1D MIV (APS-H) and 645D (Medium format) enjoy different sensor dimensions.

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The 1D MIV was introduced at a similar time to the 645D and they are of a similar generation. Both of the cameras come with the identical body type (Large SLR).

Before delving through a in depth comparison, below is a quick synopsis of how the 1D MIV scores against the 645D in the way of portability, imaging, features and an overall mark.

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Reasons to pick Canon 1D MIV over the Pentax 645D

 1D MIV 645D 

Reasons to pick Pentax 645D over the Canon 1D MIV

 645D 1D MIV 
Display resolution921k920kClearer display (+1k dot)

Common features in the Canon 1D MIV and Pentax 645D

 1D MIV 645D 
RevealedFebruary 2010March 2010Same generation
Manual focus Dial precise focus
Display typeFixed Fixed Fixed display
Display dimension3"3"Identical display sizing
Selfie screen Absent selfie screen
Touch friendly display Neither provides Touch friendly display

Canon 1D MIV vs Pentax 645D Physical Comparison

If you're intending to travel with your camera frequently, you will have to consider its weight and proportions. The Canon 1D MIV provides physical measurements of 156mm x 157mm x 80mm (6.1" x 6.2" x 3.1") accompanied by a weight of 1230 grams (2.71 lbs) while the Pentax 645D has measurements of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") and a weight of 1480 grams (3.26 lbs).

Contrast the Canon 1D MIV versus Pentax 645D in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an Interchangeable Lens Camera will change depending on the lens you choose at the time. Below is the front view scale comparison of the 1D MIV vs the 645D.

Canon 1D MIV vs Pentax 645D size comparison

Looking at size and weight, the portability rating of the 1D MIV and 645D is 51 and 50 respectively.

Canon 1D MIV vs Pentax 645D top view buttons comparison

Canon 1D MIV vs Pentax 645D Sensor Comparison

In many cases, it's hard to imagine the contrast in sensor dimensions just by looking through specs. The picture here will provide you a better sense of the sensor measurements in the 1D MIV and 645D.

All in all, both of those cameras posses different resolutions and different sensor dimensions. The 1D MIV using its smaller sensor is going to make achieving shallow depth of field tougher and the Pentax 645D will render extra detail using its extra 24MP. Greater resolution will also let you crop pics somewhat more aggressively.

Canon 1D MIV vs Pentax 645D sensor size comparison

Canon 1D MIV vs Pentax 645D Screen and ViewFinder

Canon 1D MIV vs Pentax 645D Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Canon 1D MIV Portrait photography advice
Pentax 645D Portrait photography advice
74
focusing manually
great flash sync speed (1/300 seconds)
decent sensor resolution (16 megapixels)
good sensor size (APS-H)
features face detection focusing
exports RAW files
77
has manual focus
excellent megapixels (40MP)
great sensor size (Medium format)
delivers RAW formats
does not have liveview
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Street Comparison

Street photography with Canon 1D MIV
Street photography with Pentax 645D
55
good sensor size (APS-H)
exports RAW files
environment proof
fixed screen
lack of image stabilization
58
great sensor size (Medium format)
delivers RAW formats
weather proofing
screen is fixed
no image stabilization
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Sports Comparison

Canon 1D MIV Sports photography details
Pentax 645D Sports photography details
64
high shutter speed (1/8,000s)
decent sensor resolution (16 megapixels)
good sensor size (APS-H)
environment proof
sensor has phase detect AF
lack of image stabilization
terrible battery power (1,500 shots)
63
excellent megapixels (40 megapixels)
great sensor size (Medium format)
weather proofing
has phase detect autofocus
does not have liveview
max fps very slow (1.0 frames per second)
no image stabilization
terrible battery life (800 per charge)
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Travel Comparison

Canon 1D MIV Travel photography info
Pentax 645D Travel photography info
51
environment proof
decent sensor resolution (16 megapixels)
terrible battery power (1,500 per charge)
doesn't posses selfie friendly screen
55
weather proofing
excellent megapixels (40 megapixels)
terrible battery life (800 per charge)
does not posses selfie friendly screen
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Landscape Comparison

Canon 1D MIV Landscape photography factors
Pentax 645D Landscape photography factors
67
focusing manually
change lenses (Canon EF mount)
pretty good screen size (3")
decent sensor resolution (16 megapixels)
good sensor size (APS-H)
exports RAW files
environment proof
2 card slots
lack of image stabilization
terrible battery power (1,500 CIPA)
72
has manual focus
change lenses (Pentax 645AF2 mount)
nice screen size (3")
excellent megapixels (40 megapixels)
great sensor size (Medium format)
no anti-alias filter
delivers RAW formats
weather proofing
two card slots
does not have liveview
no image stabilization
terrible battery life (800 per charge)
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Vlogging Comparison

Canon 1D MIV Vlogging features
Pentax 645D Vlogging features
27
features face detection focusing
high quality video (1920 x 1080 pixels)
includes external mic support
doesn't posses selfie friendly screen
lack of image stabilization
9
no video recording
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Canon 1D MIV vs Pentax 645D Specifications

Detailed spec comparison table for Canon 1D MIV and Pentax 645D
 Canon EOS-1D Mark IVPentax 645D
General Information
Make Canon Pentax
Model type Canon EOS-1D Mark IV Pentax 645D
Category Pro DSLR Pro DSLR
Introduced 2010-02-22 2010-03-10
Physical type Large SLR Large SLR
Sensor Information
Chip Digic 4 Prime II
Sensor type CMOS CCD
Sensor size APS-H Medium format
Sensor dimensions 27.9 x 18.6mm 44 x 33mm
Sensor surface area 518.9mm² 1,452.0mm²
Sensor resolution 16MP 40MP
Anti alias filter
Aspect ratio 3:2 4:3
Highest Possible resolution 4896 x 3264 7264 x 5440
Maximum native ISO 12800 1600
Maximum enhanced ISO 102400 -
Minimum native ISO 100 200
RAW pictures
Minimum enhanced ISO 50 100
Autofocusing
Focus manually
AF touch
Continuous AF
AF single
Tracking AF
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 45 11
Lens
Lens mount type Canon EF Pentax 645AF2
Amount of lenses 250 6
Crop factor 1.3 0.8
Screen
Type of screen Fixed Type Fixed Type
Screen size 3" 3"
Screen resolution 920 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch friendly
Screen technology - TFT Color LCD with wide-viewing angle and with AR coating
Viewfinder Information
Viewfinder type Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 100% 98%
Viewfinder magnification 0.76x 0.85x
Features
Minimum shutter speed 30 secs 30 secs
Fastest shutter speed 1/8000 secs 1/4000 secs
Continuous shutter rate 10.0fps 1.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom WB
Image stabilization
Inbuilt flash
Flash distance no built-in flash no built-in flash
Flash modes External Auto, On, Off, Red-eye, Slow Sync, Rear Curtain
Hot shoe
Auto exposure bracketing
White balance bracketing
Fastest flash synchronize 1/300 secs 1/125 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (30, 25, 24 fps, 1280 x 720 (60, 50 fps), 640 x 480 (60, 50 fps) -
Maximum video resolution 1920x1080 None
Video format H.264 -
Mic port
Headphone port
Connectivity
Wireless Eye-Fi Connected None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 1230g (2.71 lb) 1480g (3.26 lb)
Dimensions 156 x 157 x 80mm (6.1" x 6.2" x 3.1") 156 x 117 x 119mm (6.1" x 4.6" x 4.7")
DXO scores
DXO Overall rating 74 82
DXO Color Depth rating 22.8 24.6
DXO Dynamic range rating 12.0 12.6
DXO Low light rating 1320 1262
Other
Battery life 1500 shots 800 shots
Battery type Battery Pack Battery Pack
Battery ID LP-E4 D-LI90
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse feature
Type of storage Compact Flash (Type I or II), UDMA, SD/SDHC card SD/SDHC
Card slots Dual Dual
Pricing at release $4,999 $4,000