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Olympus SP-810 UZ vs Pentax 645D

Portability
78
Imaging
37
Features
34
Overall
35
Olympus SP-810 UZ front
 
Pentax 645D front
Portability
50
Imaging
76
Features
52
Overall
66

Olympus SP-810 UZ vs Pentax 645D Key Specs

Olympus SP-810 UZ
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 80 - 3200
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 24-864mm (F2.9-5.7) lens
  • 413g - 106 x 76 x 74mm
  • Launched July 2011
  • Older Model is Olympus SP-800 UZ
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
  • Released March 2010
  • Refreshed by Pentax 645Z
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Olympus SP-810 UZ vs Pentax 645D Overview

Lets take a more detailed look at the Olympus SP-810 UZ and Pentax 645D, one being a Small Sensor Superzoom and the latter is a Pro DSLR by companies Olympus and Pentax. There is a huge difference among the image resolutions of the SP-810 UZ (14MP) and 645D (40MP) and the SP-810 UZ (1/2.3") and 645D (Medium format) enjoy totally different sensor sizing.

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The SP-810 UZ was brought out 17 months later than the 645D which makes the cameras a generation apart from each other. Each of the cameras offer different body type with the Olympus SP-810 UZ being a SLR-like (bridge) camera and the Pentax 645D being a Large SLR camera.

Before delving in to a complete comparison, below is a brief introduction of how the SP-810 UZ grades against the 645D with regards to portability, imaging, features and an overall grade.

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Reasons to pick Olympus SP-810 UZ over the Pentax 645D

 SP-810 UZ 645D 
ReleasedJuly 2011March 2010More recent by 17 months

Reasons to pick Pentax 645D over the Olympus SP-810 UZ

 645D SP-810 UZ 
Manual focus Very exact focusing
Screen resolution921k230kCrisper screen (+691k dot)

Common features in the Olympus SP-810 UZ and Pentax 645D

 SP-810 UZ 645D 
Screen typeFixed Fixed Fixed screen
Screen sizing3"3"Equivalent screen measurement
Selfie screen Neither comes with selfie screen
Touch screen Absent Touch screen

Olympus SP-810 UZ vs Pentax 645D Physical Comparison

If you're planning to lug around your camera regularly, you should factor in its weight and measurements. The Olympus SP-810 UZ comes with exterior measurements of 106mm x 76mm x 74mm (4.2" x 3.0" x 2.9") having a weight of 413 grams (0.91 lbs) whilst the Pentax 645D has proportions of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") accompanied by a weight of 1480 grams (3.26 lbs).

Check out the Olympus SP-810 UZ and Pentax 645D in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an Interchangeable Lens Camera will vary depending on the lens you have at that time. Below is the front view dimensions comparison of the SP-810 UZ against the 645D.

Olympus SP-810 UZ vs Pentax 645D size comparison

Looking at size and weight, the portability rating of the SP-810 UZ and 645D is 78 and 50 respectively.

Olympus SP-810 UZ vs Pentax 645D top view buttons comparison

Olympus SP-810 UZ vs Pentax 645D Sensor Comparison

In many cases, it can be difficult to envision the contrast in sensor measurements purely by seeing technical specs. The visual underneath will provide you a clearer sense of the sensor sizing in the SP-810 UZ and 645D.

As you can tell, both the cameras enjoy different megapixels and different sensor measurements. The SP-810 UZ due to its smaller sensor will make getting shallow DOF tougher and the Pentax 645D will show greater detail having its extra 26MP. Higher resolution will also allow you to crop shots far more aggressively. The fresher SP-810 UZ is going to have an edge when it comes to sensor tech.

Olympus SP-810 UZ vs Pentax 645D sensor size comparison

Olympus SP-810 UZ vs Pentax 645D Screen and ViewFinder

Olympus SP-810 UZ vs Pentax 645D Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus SP-810 UZ Portrait photography features
Pentax 645D Portrait photography features
33
good MP (14 megapixels)
has face detect focusing
lack of manual focus
lack of manual mode
no external flash support
sensor is tiny (1/2.3")
lacks RAW support
77
manual focus
megapixel count fantastic (40 megapixels)
great sensor size (Medium format)
exports RAW formats
no liveview
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Street Comparison

Olympus SP-810 UZ as a Street photography camera
Pentax 645D as a Street photography camera
50
has image stabilization (Sensor-shift)
screen is fixed
sensor is tiny (1/2.3")
lacks RAW support
58
great sensor size (Medium format)
exports RAW formats
weather sealing
no moving screen
does not have image stabilization
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Sports Comparison

Olympus SP-810 UZ Sports photography highlights
Pentax 645D Sports photography highlights
40
amazing zoom range (24-864mm 36.0 x zoom)
has image stabilization (Sensor-shift)
good MP (14MP)
has tracking focus
low max shutter speed (1/1,200s)
low frames per second (0.7 fps)
no shutter priority mode
sensor is tiny (1/2.3")
lacks phase detect AF
63
megapixel count fantastic (40 megapixels)
great sensor size (Medium format)
weather sealing
has phase detect autofocus
no liveview
low fps (1.0 fps)
does not have image stabilization
low battery power (800 shots)
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Travel Comparison

Olympus SP-810 UZ as a Travel photography camera
Pentax 645D as a Travel photography camera
61
good MP (14MP)
flash built-in
fairly wide (24mm)
great reach (864mm)
doesn't have Time Lapse function
doesn't offer selfie friendly display
sluggish max aperture (f2.9)
55
weather sealing
megapixel count fantastic (40MP)
low battery power (800 shots)
doesn't offer selfie friendly display
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Landscape Comparison

Olympus SP-810 UZ Landscape photography details
Pentax 645D Landscape photography details
40
fairly wide (24mm)
screen size is good (3 inches)
has image stabilization (Sensor-shift)
good MP (14MP)
lack of manual focus
lens is fixed (fixed lens mount)
sluggish max aperture (f2.9)
lack of manual mode
sensor is tiny (1/2.3")
lacks RAW support
doesn't have Time Lapse function
72
manual focus
interchangeable lenses (Pentax 645AF2 mount)
pretty good screen size (3")
megapixel count fantastic (40MP)
great sensor size (Medium format)
doesnt have anti aliasing filter
exports RAW formats
weather sealing
2 card slots
no liveview
does not have image stabilization
low battery power (800 CIPA)
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Vlogging Comparison

Olympus SP-810 UZ Vlogging details
Pentax 645D Vlogging details
27
fairly wide (24mm)
has image stabilization (Sensor-shift)
has face detect focusing
sluggish max aperture (f2.9)
doesn't offer selfie friendly display
video resolution low (1280 x 720 resolution)
doesn't have mic support
9
lack of video recording
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Olympus SP-810 UZ vs Pentax 645D Specifications

Detailed spec comparison table for Olympus SP-810 UZ and Pentax 645D
 Olympus SP-810 UZPentax 645D
General Information
Brand Name Olympus Pentax
Model type Olympus SP-810 UZ Pentax 645D
Category Small Sensor Superzoom Pro DSLR
Launched 2011-07-27 2010-03-10
Physical type SLR-like (bridge) Large SLR
Sensor Information
Processor Chip TruePic III+ Prime II
Sensor type CCD 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 14 megapixels 40 megapixels
Anti alias filter
Aspect ratio 4:3 and 16:9 4:3
Full resolution 4288 x 3216 7264 x 5440
Max native ISO 3200 1600
Lowest native ISO 80 200
RAW format
Lowest boosted ISO - 100
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Autofocus center weighted
Multi area autofocus
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Total focus points - 11
Cross type focus points - -
Lens
Lens support fixed lens Pentax 645AF2
Lens zoom range 24-864mm (36.0x) -
Highest aperture f/2.9-5.7 -
Macro focusing range 5cm -
Total lenses - 6
Crop factor 5.8 0.8
Screen
Display type Fixed Type Fixed Type
Display sizing 3" 3"
Display resolution 230 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch functionality
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
Lowest shutter speed 1/4 secs 30 secs
Highest shutter speed 1/1200 secs 1/4000 secs
Continuous shooting rate 0.7 frames per second 1.0 frames per second
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation - Yes
Change white balance
Image stabilization
Integrated flash
Flash distance 6.20 m no built-in flash
Flash modes Auto, On, Off, Red-Eye Auto, On, Off, Red-eye, Slow Sync, Rear Curtain
Hot shoe
AEB
White balance bracketing
Highest flash synchronize - 1/125 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1280 x 720 (30 fps), 640 x 480 (30 fps) -
Max video resolution 1280x720 None
Video data format MPEG-4 -
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
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 413 gr (0.91 lbs) 1480 gr (3.26 lbs)
Dimensions 106 x 76 x 74mm (4.2" x 3.0" x 2.9") 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 pictures
Type of battery - Battery Pack
Battery ID Li-50B D-LI90
Self timer Yes (12 or 2 sec) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC/SDXC, Internal SD/SDHC
Card slots One Dual
Cost at launch $280 $4,000