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Pentax 645D vs Pentax MX-1

Portability
50
Imaging
76
Features
52
Overall
66
Pentax 645D front
 
Pentax MX-1 front
Portability
84
Imaging
37
Features
60
Overall
46

Pentax 645D vs Pentax MX-1 Key Specs

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
  • Introduced March 2010
  • Replacement is Pentax 645Z
Pentax MX-1
(Full Review)
  • 12MP - 1/1.7" Sensor
  • 3" Tilting Display
  • ISO 100 - 12800
  • Sensor-shift Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • 28-112mm (F1.8-2.5) lens
  • 391g - 122 x 61 x 51mm
  • Revealed July 2013
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Pentax 645D vs Pentax MX-1 Overview

Here is a comprehensive assessment of the Pentax 645D vs Pentax MX-1, former being a Pro DSLR while the other is a Small Sensor Compact and they are both built by Pentax. There is a substantial difference between the image resolutions of the 645D (40MP) and MX-1 (12MP) and the 645D (Medium format) and MX-1 (1/1.7") posses different sensor size.

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The 645D was manufactured 4 years prior to the MX-1 and that is quite a big difference as far as tech is concerned. Each of these cameras feature different body design with the Pentax 645D being a Large SLR camera and the Pentax MX-1 being a Compact camera.

Before going straight to a more detailed comparison, here is a brief introduction of how the 645D grades vs the MX-1 in regards to portability, imaging, features and an overall rating.

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Reasons to pick Pentax 645D over the Pentax MX-1

 645D MX-1 
Display resolution921k920kClearer display (+1k dot)

Reasons to pick Pentax MX-1 over the Pentax 645D

 MX-1 645D 
RevealedJuly 2013March 2010Fresher by 40 months
Display typeTiltingFixed Tilting display

Common features in the Pentax 645D and Pentax MX-1

 645D MX-1 
Manually focus Dial exact focusing
Display size3"3"Same display size
Selfie screen Neither has selfie screen
Touch friendly display Neither has Touch friendly display

Pentax 645D vs Pentax MX-1 Physical Comparison

For those who are aiming to carry your camera regularly, you'll need to take into account its weight and proportions. The Pentax 645D has exterior measurements of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") and a weight of 1480 grams (3.26 lbs) and the Pentax MX-1 has measurements of 122mm x 61mm x 51mm (4.8" x 2.4" x 2.0") with a weight of 391 grams (0.86 lbs).

Examine the Pentax 645D vs Pentax MX-1 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will change depending on the lens you have at that time. Underneath is a front view overall size comparison of the 645D and the MX-1.

Pentax 645D vs Pentax MX-1 size comparison

Factoring in size and weight, the portability score of the 645D and MX-1 is 50 and 84 respectively.

Pentax 645D vs Pentax MX-1 top view buttons comparison

Pentax 645D vs Pentax MX-1 Sensor Comparison

Usually, it can be tough to imagine the contrast between sensor sizing only by reviewing specs. The visual underneath should offer you a far better sense of the sensor measurements in the 645D and MX-1.

As you can plainly see, the two cameras feature different megapixels and different sensor sizing. The 645D featuring a larger sensor is going to make achieving shallow DOF simpler and the Pentax 645D will offer you extra detail due to its extra 28 Megapixels. Greater resolution will help you crop photos way more aggressively. The older 645D is going to be behind when it comes to sensor technology.

Pentax 645D vs Pentax MX-1 sensor size comparison

Pentax 645D vs Pentax MX-1 Screen and ViewFinder

Pentax 645D vs Pentax MX-1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax 645D Portrait photography factors
Pentax MX-1 Portrait photography factors
77
focusing manually
high MP (40 megapixels)
sensor size is great (Medium format)
delivers RAW files
no liveview feature
42
you can focus manually
offers face detection focus
delivers RAW files
external flash not possible
resolution not great (12MP)
very small sensor (1/1.7")
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Street Comparison

Pentax 645D Street photography info
Pentax MX-1 Street photography info
58
sensor size is great (Medium format)
delivers RAW files
environment proof
no articulating screen
does not have image stabilization
65
tilting screen
has image stabilization (Sensor-shift)
delivers RAW files
very small sensor (1/1.7")
heavier than competitors (391g)
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Sports Comparison

Pentax 645D as a Sports photography camera
Pentax MX-1 as a Sports photography camera
63
high MP (40 megapixels)
sensor size is great (Medium format)
environment proof
sensor has phase detect autofocus
no liveview feature
slow continuous shooting (1.0 fps)
does not have image stabilization
low battery life (800 per charge)
43
maximum shutter speed is high (1/8,000 seconds)
has image stabilization (Sensor-shift)
offers tracking autofocus
better than average battery life (290 shots)
max fps very slow (1.0 frames/s)
resolution not great (12MP)
very small sensor (1/1.7")
does not have phase detect auto focus
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Travel Comparison

Pentax 645D Travel photography factors
Pentax MX-1 Travel photography factors
55
environment proof
high MP (40MP)
low battery life (800 CIPA)
does not posses selfie friendly screen
61
better than average battery life (290 per charge)
built-in flash
relatively wide (28mm)
great maximum aperture (f1.8)
does not have Time Lapse function
heavier than competitors (391 grams)
resolution not great (12 megapixels)
display isn't selfie friendly
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Landscape Comparison

Pentax 645D Landscape photography factors
Pentax MX-1 Landscape photography factors
72
focusing manually
change lenses (Pentax 645AF2 mount)
screen size is decent (3 inches)
high MP (40MP)
sensor size is great (Medium format)
doesnt have low pass filter
delivers RAW files
environment proof
two card slots
no liveview feature
does not have image stabilization
low battery life (800 CIPA)
55
you can focus manually
relatively wide (28mm)
great maximum aperture (f1.8)
good sized screen (3 inches)
has image stabilization (Sensor-shift)
delivers RAW files
better than average battery life (290 CIPA)
fixed lens (fixed lens mount)
resolution not great (12 megapixels)
very small sensor (1/1.7")
does not have Time Lapse function
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Vlogging Comparison

Pentax 645D Vlogging factors
Pentax MX-1 Vlogging factors
9
can't record video
33
relatively wide (28mm)
great maximum aperture (f1.8)
has image stabilization (Sensor-shift)
offers face detection focus
great video quality (1920 x 1080 pixels)
display isn't selfie friendly
does not have external mic support
heavier than competitors (391g)
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Pentax 645D vs Pentax MX-1 Specifications

Detailed spec comparison table for Pentax 645D and Pentax MX-1
 Pentax 645DPentax MX-1
General Information
Brand Name Pentax Pentax
Model Pentax 645D Pentax MX-1
Type Pro DSLR Small Sensor Compact
Introduced 2010-03-10 2013-07-01
Physical type Large SLR Compact
Sensor Information
Chip Prime II -
Sensor type CCD CMOS
Sensor size Medium format 1/1.7"
Sensor dimensions 44 x 33mm 7.44 x 5.58mm
Sensor surface area 1,452.0mm² 41.5mm²
Sensor resolution 40MP 12MP
Anti aliasing filter
Aspect ratio 4:3 4:3, 3:2 and 16:9
Highest Possible resolution 7264 x 5440 4000 x 3000
Maximum native ISO 1600 12800
Min native ISO 200 100
RAW files
Min enhanced ISO 100 -
Autofocusing
Focus manually
Touch focus
Autofocus continuous
Single autofocus
Autofocus tracking
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 11 25
Lens
Lens mount Pentax 645AF2 fixed lens
Lens focal range - 28-112mm (4.0x)
Maximal aperture - f/1.8-2.5
Macro focus range - 1cm
Amount of lenses 6 -
Crop factor 0.8 4.8
Screen
Display type Fixed Type Tilting
Display sizing 3" 3"
Resolution of display 921k dots 920k dots
Selfie friendly
Liveview
Touch capability
Display technology TFT Color LCD with wide-viewing angle and with AR coating TFT LCD with AR coating
Viewfinder Information
Viewfinder Optical (pentaprism) None
Viewfinder coverage 98 percent -
Viewfinder magnification 0.85x -
Features
Minimum shutter speed 30s 30s
Fastest shutter speed 1/4000s 1/8000s
Continuous shutter rate 1.0 frames per second 1.0 frames per second
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Set white balance
Image stabilization
Inbuilt flash
Flash range no built-in flash 12.00 m
Flash options Auto, On, Off, Red-eye, Slow Sync, Rear Curtain Auto, On, Off, Red-Eye, Fill-in, Slow Speed sync, Trailing Curtain sync
External flash
AEB
White balance bracketing
Fastest flash synchronize 1/125s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions - 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps)
Maximum video resolution None 1920x1080
Video file format - MPEG-4, H.264
Mic support
Headphone support
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 1480 grams (3.26 lbs) 391 grams (0.86 lbs)
Physical dimensions 156 x 117 x 119mm (6.1" x 4.6" x 4.7") 122 x 61 x 51mm (4.8" x 2.4" x 2.0")
DXO scores
DXO Overall score 82 49
DXO Color Depth score 24.6 20.4
DXO Dynamic range score 12.6 11.3
DXO Low light score 1262 208
Other
Battery life 800 pictures 290 pictures
Battery style Battery Pack Battery Pack
Battery model D-LI90 D-Li-106
Self timer Yes (2 or 10 sec) Yes (2 or 12 sec)
Time lapse feature
Type of storage SD/SDHC SD/SDHC/SDXC
Card slots Two 1
Retail pricing $4,000 $400