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Olympus SH-2 vs Pentax 645D

Portability
88
Imaging
41
Features
51
Overall
45
Olympus Stylus SH-2 front
 
Pentax 645D front
Portability
50
Imaging
76
Features
52
Overall
66

Olympus SH-2 vs Pentax 645D Key Specs

Olympus SH-2
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 125 - 6400
  • Sensor-shift Image Stabilization
  • 1920 x 1080 video
  • 25-600mm (F3.0-6.9) lens
  • 271g - 109 x 63 x 42mm
  • Released March 2015
  • Older Model is Olympus SH-1
  • Later Model is Olympus SH-3
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
  • Newer Model is Pentax 645Z
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Olympus SH-2 vs Pentax 645D Overview

The following is a in-depth analysis of the Olympus SH-2 vs Pentax 645D, former is a Small Sensor Superzoom while the other is a Pro DSLR by brands Olympus and Pentax. There is a large difference between the sensor resolutions of the SH-2 (16MP) and 645D (40MP) and the SH-2 (1/2.3") and 645D (Medium format) enjoy totally different sensor size.

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The SH-2 was unveiled 5 years after the 645D which is quite a serious difference as far as tech is concerned. Each of these cameras offer different body type with the Olympus SH-2 being a Compact camera and the Pentax 645D being a Large SLR camera.

Before we go through a in depth comparison, below is a short highlight of how the SH-2 grades vs the 645D with respect to portability, imaging, features and an overall mark.

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Reasons to pick Olympus SH-2 over the Pentax 645D

 SH-2 645D 
AnnouncedMarch 2015March 2010Newer by 61 months
Touch friendly display Easily navigate

Reasons to pick Pentax 645D over the Olympus SH-2

 645D SH-2 
Manual focus Dial accurate focus
Display resolution921k460kSharper display (+461k dot)

Common features in the Olympus SH-2 and Pentax 645D

 SH-2 645D 
Display typeFixed Fixed Fixed display
Display sizing3"3"Equivalent display size
Selfie screen Neither has selfie screen

Olympus SH-2 vs Pentax 645D Physical Comparison

When you are going to travel with your camera regularly, you need to factor in its weight and dimensions. The Olympus SH-2 has external measurements of 109mm x 63mm x 42mm (4.3" x 2.5" x 1.7") accompanied by a weight of 271 grams (0.60 lbs) and the Pentax 645D has dimensions of 156mm x 117mm x 119mm (6.1" x 4.6" x 4.7") and a weight of 1480 grams (3.26 lbs).

Examine the Olympus SH-2 vs Pentax 645D in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will change based on the lens you have chosen at that time. Below is the front view dimension comparison of the SH-2 and the 645D.

Olympus SH-2 vs Pentax 645D size comparison

Taking into consideration size and weight, the portability score of the SH-2 and 645D is 88 and 50 respectively.

Olympus SH-2 vs Pentax 645D top view buttons comparison

Olympus SH-2 vs Pentax 645D Sensor Comparison

Usually, it is very hard to envision the contrast between sensor dimensions merely by reading specs. The image below will help offer you a better sense of the sensor measurements in the SH-2 and 645D.

All in all, the 2 cameras offer different megapixels and different sensor dimensions. The SH-2 using its tinier sensor will make shooting shallow depth of field more difficult and the Pentax 645D will offer you extra detail having an extra 24MP. Greater resolution will also make it easier to crop images a little more aggressively. The newer SH-2 is going to have an advantage in sensor tech.

Olympus SH-2 vs Pentax 645D sensor size comparison

Olympus SH-2 vs Pentax 645D Screen and ViewFinder

Olympus SH-2 vs Pentax 645D Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Olympus SH-2 Portrait photography details
Pentax 645D Portrait photography details
44
decent megapixels (16MP)
supports face detection autofocus
exports RAW formats
focusing manually not possible
cannot use external flash
sensor is small (1/2.3")
77
you can focus manually
fantastic sensor resolution (40 megapixels)
big sensor size (Medium format)
saves RAW formats
no liveview
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Street Comparison

Olympus SH-2 as a Street photography camera
Pentax 645D as a Street photography camera
70
image stabilization (Sensor-shift)
exports RAW formats
provides focus by touch
lighter than competitors (271g)
no moving screen
sensor is small (1/2.3")
58
big sensor size (Medium format)
saves RAW formats
weather proofing
no articulating screen
no image stabilization
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Sports Comparison

Sports photography with Olympus SH-2
Sports photography with Pentax 645D
51
great zoom range (25-600mm 24.0 x zoom)
image stabilization (Sensor-shift)
decent megapixels (16 megapixels)
supports tracking autofocus
good battery power (380 CIPA)
no shutter priority
sensor is small (1/2.3")
lacks phase detect autofocus
63
fantastic sensor resolution (40 megapixels)
big sensor size (Medium format)
weather proofing
has phase detect auto focus
no liveview
max fps very slow (1.0 fps)
no image stabilization
low battery (800 shots)
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Travel Comparison

Olympus SH-2 as a Travel photography camera
Pentax 645D as a Travel photography camera
74
good battery power (380 CIPA)
lighter than competitors (271 grams)
provides focus by touch
decent megapixels (16MP)
flash built-in
reasonably wide (25mm)
long reach (600mm)
screen is not selfie friendly
somewhat slow maximum aperture (f3.0)
55
weather proofing
fantastic sensor resolution (40 megapixels)
low battery (800 shots)
doesn't feature selfie friendly screen
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Landscape Comparison

Olympus SH-2 Landscape photography details
Pentax 645D Landscape photography details
55
reasonably wide (25mm)
screen size is good (3")
image stabilization (Sensor-shift)
decent megapixels (16MP)
exports RAW formats
good battery power (380 CIPA)
focusing manually not possible
fixed lens (fixed lens mount)
somewhat slow maximum aperture (f3.0)
sensor is small (1/2.3")
72
you can focus manually
change lenses (Pentax 645AF2 mount)
nice screen size (3 inch)
fantastic sensor resolution (40 megapixels)
big sensor size (Medium format)
doesnt have anti aliasing filter
saves RAW formats
weather proofing
has double storage slots
no liveview
no image stabilization
low battery (800 CIPA)
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Vlogging Comparison

Olympus SH-2 Vlogging highlights
Pentax 645D Vlogging highlights
35
reasonably wide (25mm)
touchscreen capability
image stabilization (Sensor-shift)
supports face detection autofocus
high res video (1920 x 1080 resolution)
lighter than competitors (271 grams)
somewhat slow maximum aperture (f3.0)
screen is not selfie friendly
doesn't have external mic support
9
no video shooting
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Olympus SH-2 vs Pentax 645D Specifications

Detailed spec comparison table for Olympus SH-2 and Pentax 645D
 Olympus Stylus SH-2Pentax 645D
General Information
Make Olympus Pentax
Model type Olympus Stylus SH-2 Pentax 645D
Category Small Sensor Superzoom Pro DSLR
Released 2015-03-11 2010-03-10
Body design Compact Large SLR
Sensor Information
Powered by TruePic VII Prime II
Sensor type BSI-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 16 megapixel 40 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3
Full resolution 4608 x 3456 7264 x 5440
Max native ISO 6400 1600
Lowest native ISO 125 200
RAW images
Lowest boosted ISO - 100
Autofocusing
Focus manually
Touch to focus
Continuous AF
AF single
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points - 11
Lens
Lens support fixed lens Pentax 645AF2
Lens zoom range 25-600mm (24.0x) -
Largest aperture f/3.0-6.9 -
Macro focusing range 3cm -
Number of lenses - 6
Crop factor 5.8 0.8
Screen
Screen type Fixed Type Fixed Type
Screen diagonal 3" 3"
Screen resolution 460k dot 921k dot
Selfie friendly
Liveview
Touch operation
Screen technology - TFT Color LCD with wide-viewing angle and with AR coating
Viewfinder Information
Viewfinder type None Optical (pentaprism)
Viewfinder coverage - 98 percent
Viewfinder magnification - 0.85x
Features
Slowest shutter speed 30 seconds 30 seconds
Maximum shutter speed 1/2000 seconds 1/4000 seconds
Continuous shooting speed 11.5 frames per second 1.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash distance 8.30 m (at ISO 3200) no built-in flash
Flash modes Auto, redeye reduction, fill-in, off Auto, On, Off, Red-eye, Slow Sync, Rear Curtain
External flash
Auto exposure bracketing
White balance bracketing
Maximum flash sync - 1/125 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (60p, 30p), 1280 x 720 (30p), 640 x 480 (30 fps) -
Max video resolution 1920x1080 None
Video file format H.264 -
Mic jack
Headphone jack
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 271g (0.60 lb) 1480g (3.26 lb)
Dimensions 109 x 63 x 42mm (4.3" x 2.5" x 1.7") 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 380 shots 800 shots
Type of battery Battery Pack Battery Pack
Battery ID LI-92B D-LI90
Self timer Yes (2 or 12 sec, custom) Yes (2 or 10 sec)
Time lapse recording
Type of storage SD, SDHC, SDXC, Internal Memory SD/SDHC
Storage slots Single Dual
Launch pricing $399 $4,000