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Olympus SP-820UZ vs Pentax 645D

Portability
69
Imaging
38
Features
29
Overall
34
Olympus Stylus SP-820UZ front
 
Pentax 645D front
Portability
50
Imaging
75
Features
52
Overall
65

Olympus SP-820UZ vs Pentax 645D Key Specs

Olympus SP-820UZ
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 80 - 6400
  • 1920 x 1080 video
  • 22-896mm (F3.4-5.7) lens
  • 485g - 117 x 78 x 93mm
  • Introduced August 2012
  • Previous Model is Olympus SP-820UZ
  • Successor is Olympus SP-820UZ
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
  • Released March 2010
  • Later Model is Pentax 645Z
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Olympus SP-820UZ vs Pentax 645D Overview

Below, we are looking at the Olympus SP-820UZ versus Pentax 645D, former being a Small Sensor Superzoom while the other is a Pro DSLR by rivals Olympus and Pentax. There exists a large gap among the image resolutions of the SP-820UZ (14MP) and 645D (40MP) and the SP-820UZ (1/2.3") and 645D (Medium format) feature totally different sensor sizing.

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The SP-820UZ was introduced 2 years later than the 645D and that is a fairly serious difference as far as camera technology is concerned. Both of the cameras come with different body type with the Olympus SP-820UZ being a Compact camera and the Pentax 645D being a Large SLR camera.

Before getting straight into a in depth comparison, below is a concise highlight of how the SP-820UZ matches up vs the 645D with respect to portability, imaging, features and an overall rating.

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Reasons to pick Olympus SP-820UZ over the Pentax 645D

 SP-820UZ 645D 
ReleasedAugust 2012March 2010Fresher by 30 months

Reasons to pick Pentax 645D over the Olympus SP-820UZ

 645D SP-820UZ 
Manually focus Very precise focus
Display resolution921k460kClearer display (+461k dot)

Common features in the Olympus SP-820UZ and Pentax 645D

 SP-820UZ 645D 
Display typeFixed Fixed Fixed display
Display dimension3"3"Identical display measurement
Selfie screen Neither offers selfie screen
Touch display Neither offers Touch display

Olympus SP-820UZ vs Pentax 645D Physical Comparison

For anyone who is looking to carry your camera frequently, you will need to take into account its weight and size. The Olympus SP-820UZ offers exterior dimensions of 117mm x 78mm x 93mm (4.6" x 3.1" x 3.7") accompanied by a weight of 485 grams (1.07 lbs) while the Pentax 645D has specifications of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") and a weight of 1480 grams (3.26 lbs).

Analyze the Olympus SP-820UZ versus Pentax 645D in our completely new 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 are working with during that time. Here is the front view dimensions comparison of the SP-820UZ and the 645D.

Olympus SP-820UZ vs Pentax 645D size comparison

Looking at dimensions and weight, the portability rating of the SP-820UZ and 645D is 69 and 50 respectively.

Olympus SP-820UZ vs Pentax 645D top view buttons comparison

Olympus SP-820UZ vs Pentax 645D Sensor Comparison

Sometimes, its difficult to envision the difference in sensor sizing simply by viewing specifications. The photograph below will help provide you a better sense of the sensor sizes in the SP-820UZ and 645D.

Plainly, both the cameras posses different resolutions and different sensor sizing. The SP-820UZ with its smaller sensor will make achieving bokeh more difficult and the Pentax 645D will provide you with greater detail using its extra 26 Megapixels. Greater resolution can also make it easier to crop pics somewhat more aggressively. The younger SP-820UZ will have an advantage when it comes to sensor tech.

Olympus SP-820UZ vs Pentax 645D sensor size comparison

Olympus SP-820UZ vs Pentax 645D Screen and ViewFinder

Olympus SP-820UZ vs Pentax 645D Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus SP-820UZ as a Portrait photography camera
Pentax 645D as a Portrait photography camera
34
resolution is good (14MP)
provides face detect focus
manual focus not available
manual mode not available
external flash not possible
very small sensor size (1/2.3")
does not have RAW support
77
manual focus
high megapixels (40 megapixels)
sensor size is large (Medium format)
supports RAW files
no liveview feature
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Street Comparison

Olympus SP-820UZ Street photography information
Pentax 645D Street photography information
37
no moving screen
lack of image stabilization
very small sensor size (1/2.3")
does not have RAW support
heavier than average in class (485g)
58
sensor size is large (Medium format)
supports RAW files
environment proof
no moving screen
no image stabilization
Photography Glossary

Sports Comparison

Olympus SP-820UZ Sports photography highlights
Pentax 645D Sports photography highlights
33
incredible zoom range (22-896mm 40.7 x zoom)
resolution is good (14MP)
slow continuous shooting (2.0 fps)
no shutter priority mode
lack of image stabilization
very small sensor size (1/2.3")
does not have phase detect auto focus
62
high megapixels (40MP)
sensor size is large (Medium format)
environment proof
has phase detect auto focus
no liveview feature
max fps low (1.0 frames per second)
no image stabilization
bad battery pack (800 CIPA)
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Travel Comparison

Olympus SP-820UZ Travel photography highlights
Pentax 645D Travel photography highlights
55
resolution is good (14MP)
flash built-in
fairly wide (22mm)
long reach (896mm)
no Time Lapse function
heavier than average in class (485g)
display is not selfie friendly
somewhat slow maximum aperture (f3.4)
55
environment proof
high megapixels (40 megapixels)
bad battery pack (800 per charge)
does not posses selfie friendly display
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Landscape Comparison

Olympus SP-820UZ Landscape photography information
Pentax 645D Landscape photography information
35
fairly wide (22mm)
screen size is good (3 inches)
resolution is good (14 megapixels)
manual focus not available
lens is fixed (fixed lens mount)
somewhat slow maximum aperture (f3.4)
manual mode not available
lack of image stabilization
very small sensor size (1/2.3")
does not have RAW support
no Time Lapse function
72
manual focus
interchangeable lenses (Pentax 645AF2 mount)
nice screen size (3")
high megapixels (40 megapixels)
sensor size is large (Medium format)
no low pass filter
supports RAW files
environment proof
two card slots
no liveview feature
no image stabilization
bad battery pack (800 shots)
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Vlogging Comparison

Olympus SP-820UZ Vlogging advice
Pentax 645D Vlogging advice
25
fairly wide (22mm)
provides face detect focus
video res high (1920 x 1080 pxls)
somewhat slow maximum aperture (f3.4)
display is not selfie friendly
lack of image stabilization
no mic port
heavier than average in class (485g)
9
can't shoot video
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Olympus SP-820UZ vs Pentax 645D Specifications

Detailed spec comparison table for Olympus SP-820UZ and Pentax 645D
 Olympus Stylus SP-820UZPentax 645D
General Information
Manufacturer Olympus Pentax
Model Olympus Stylus SP-820UZ Pentax 645D
Type Small Sensor Superzoom Pro DSLR
Introduced 2012-08-21 2010-03-10
Physical type Compact Large SLR
Sensor Information
Processor - Prime II
Sensor type CMOS CCD
Sensor size 1/2.3" Medium format
Sensor dimensions 6.17 x 4.55mm 44 x 33mm
Sensor area 28.1mm² 1,452.0mm²
Sensor resolution 14MP 40MP
Anti aliasing filter
Aspect ratio 4:3 and 16:9 4:3
Max resolution 4288 x 3216 7264 x 5440
Max native ISO 6400 1600
Min native ISO 80 200
RAW support
Min enhanced ISO - 100
Autofocusing
Manual focus
Autofocus touch
Autofocus continuous
Autofocus single
Autofocus tracking
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points - 11
Cross focus points - -
Lens
Lens mount fixed lens Pentax 645AF2
Lens focal range 22-896mm (40.7x) -
Largest aperture f/3.4-5.7 -
Macro focus distance 1cm -
Available lenses - 6
Focal length multiplier 5.8 0.8
Screen
Display type Fixed Type Fixed Type
Display size 3 inches 3 inches
Resolution of display 460 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch friendly
Display technology TFT Color LCD TFT Color LCD with wide-viewing angle and with AR coating
Viewfinder Information
Viewfinder None Optical (pentaprism)
Viewfinder coverage - 98%
Viewfinder magnification - 0.85x
Features
Min shutter speed 4 seconds 30 seconds
Max shutter speed 1/2000 seconds 1/4000 seconds
Continuous shutter rate 2.0 frames per second 1.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Set white balance
Image stabilization
Inbuilt flash
Flash range 15.00 m no built-in flash
Flash modes Auto, On, Off, Red-Eye, Fill-in Auto, On, Off, Red-eye, Slow Sync, Rear Curtain
Hot shoe
AEB
WB bracketing
Max flash synchronize - 1/125 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30, 120 fps), 320 x 180 (30, 240 fps) -
Max video resolution 1920x1080 None
Video format MPEG-4, H.264 -
Mic port
Headphone port
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 proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 485g (1.07 lb) 1480g (3.26 lb)
Dimensions 117 x 78 x 93mm (4.6" x 3.1" x 3.7") 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 - 800 images
Battery type - Battery Pack
Battery model - D-LI90
Self timer Yes (2 or 12 sec, pet auto shutter) Yes (2 or 10 sec)
Time lapse recording
Type of storage SD/SDHC/SDXC SD/SDHC
Card slots 1 2
Retail price $299 $4,000