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Olympus FE-45 vs Pentax 645Z

Portability
95
Imaging
33
Features
14
Overall
25
Olympus FE-45 front
 
Pentax 645Z front
Portability
49
Imaging
80
Features
74
Overall
77

Olympus FE-45 vs Pentax 645Z Key Specs

Olympus FE-45
(Full Review)
  • 10MP - 1/2.3" Sensor
  • 2.5" Fixed Display
  • ISO 64 - 1600
  • Digital Image Stabilization
  • 640 x 480 video
  • 36-108mm (F3.1-5.9) lens
  • 142g - 94 x 62 x 23mm
  • Launched January 2009
Pentax 645Z
(Full Review)
  • 51MP - Medium format Sensor
  • 3.2" Tilting Screen
  • ISO 100 - 204800
  • No Anti-Alias Filter
  • 1920 x 1080 video
  • Pentax 645AF2 Mount
  • 1550g - 156 x 117 x 123mm
  • Announced April 2014
  • Succeeded the Pentax 645D
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Olympus FE-45 vs Pentax 645Z Overview

Here is a extended comparison of the Olympus FE-45 vs Pentax 645Z, one being a Small Sensor Compact and the latter is a Pro DSLR by manufacturers Olympus and Pentax. There is a sizeable difference among the sensor resolutions of the FE-45 (10MP) and 645Z (51MP) and the FE-45 (1/2.3") and 645Z (Medium format) feature totally different sensor size.

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The FE-45 was announced 6 years earlier than the 645Z and that is a fairly large gap as far as camera tech is concerned. Both of these cameras come with different body type with the Olympus FE-45 being a Compact camera and the Pentax 645Z being a Large SLR camera.

Before delving straight into a step-by-step comparison, below is a simple summation of how the FE-45 matches up vs the 645Z with regard to portability, imaging, features and an overall rating.

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Reasons to pick Olympus FE-45 over the Pentax 645Z

 FE-45 645Z 

Reasons to pick Pentax 645Z over the Olympus FE-45

 645Z FE-45 
AnnouncedApril 2014January 2009Fresher by 64 months
Manually focus More exact focus
Screen typeTiltingFixed Tilting screen
Screen dimension3.2"2.5"Bigger screen (+0.7")
Screen resolution1037k230kSharper screen (+807k dot)

Common features in the Olympus FE-45 and Pentax 645Z

 FE-45 645Z 
Selfie screen Neither features selfie screen
Touch screen No Touch screen

Olympus FE-45 vs Pentax 645Z Physical Comparison

For anybody who is going to carry your camera, you are going to need to take into account its weight and size. The Olympus FE-45 enjoys outside measurements of 94mm x 62mm x 23mm (3.7" x 2.4" x 0.9") and a weight of 142 grams (0.31 lbs) whilst the Pentax 645Z has specifications of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") with a weight of 1550 grams (3.42 lbs).

Analyze the Olympus FE-45 vs Pentax 645Z in the latest 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 are utilising at that moment. Here is the front view sizing comparison of the FE-45 against the 645Z.

Olympus FE-45 vs Pentax 645Z size comparison

Factoring in size and weight, the portability score of the FE-45 and 645Z is 95 and 49 respectively.

Olympus FE-45 vs Pentax 645Z top view buttons comparison

Olympus FE-45 vs Pentax 645Z Sensor Comparison

Oftentimes, it can be hard to see the gap in sensor sizing simply by going through technical specs. The graphic underneath may provide you a more clear sense of the sensor measurements in the FE-45 and 645Z.

As you can tell, each of the cameras posses different megapixels and different sensor sizing. The FE-45 using its smaller sensor will make getting shallow DOF tougher and the Pentax 645Z will provide extra detail with its extra 41 Megapixels. Higher resolution can also allow you to crop shots somewhat more aggressively. The older FE-45 will be behind when it comes to sensor technology.

Olympus FE-45 vs Pentax 645Z sensor size comparison

Olympus FE-45 vs Pentax 645Z Screen and ViewFinder

Olympus FE-45 vs Pentax 645Z Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus FE-45 as a Portrait photography camera
Pentax 645Z as a Portrait photography camera
19
lack of manual focus
no manual exposure
no external flash support
megapixel count low (10 megapixels)
tiny sensor size (1/2.3")
does not have RAW files
88
you can focus manually
MP count excellent (51 megapixels)
sensor size is great (Medium format)
offers face detection focus
delivers RAW files
Photography Glossary

Street Comparison

Olympus FE-45 as a Street photography camera
Pentax 645Z as a Street photography camera
56
built in image stabilization (Digital)
no articulating screen
tiny sensor size (1/2.3")
does not have RAW files
63
screen tilts
sensor size is great (Medium format)
delivers RAW files
environment proof
above average high ISO (204,800)
lack of image stabilization
heavier than competition (1,550 grams)
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Sports Comparison

Olympus FE-45 as a Sports photography camera
Pentax 645Z as a Sports photography camera
26
built in image stabilization (Digital)
lack of shutter priority mode
megapixel count low (10 megapixels)
tiny sensor size (1/2.3")
does not have phase detect autofocus
71
MP count excellent (51 megapixels)
sensor size is great (Medium format)
offers tracking autofocus
environment proof
sensor has phase detect auto focus
painfully slow continuous shooting (3.0 frames per second)
lack of image stabilization
not so great battery life (650 CIPA)
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Travel Comparison

Olympus FE-45 Travel photography factors
Pentax 645Z Travel photography factors
51
flash built-in
no Timelapse mode
megapixel count low (10 megapixels)
screen isn't selfie friendly
wide angle not good (36mm)
slow maximum aperture (f3.1)
51
environment proof
MP count excellent (51 megapixels)
not so great battery life (650 shots)
heavier than competition (1,550g)
does not posses selfie friendly display
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Landscape Comparison

Landscape photography with Olympus FE-45
Landscape photography with Pentax 645Z
27
built in image stabilization (Digital)
lack of manual focus
lens is fixed (fixed lens mount)
wide angle not good (36mm)
slow maximum aperture (f3.1)
screen is small (2.5")
no manual exposure
megapixel count low (10 megapixels)
tiny sensor size (1/2.3")
does not have RAW files
no Timelapse mode
78
you can focus manually
interchangeable lenses (Pentax 645AF2 mount)
good sized screen (3.2 inches)
MP count excellent (51MP)
sensor size is great (Medium format)
does not have low pass filter
above average high ISO (204,800)
delivers RAW files
environment proof
two card slots
lack of image stabilization
not so great battery life (650 per charge)
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Vlogging Comparison

Vlogging with Olympus FE-45
Vlogging with Pentax 645Z
25
built in image stabilization (Digital)
wide angle not good (36mm)
slow maximum aperture (f3.1)
screen isn't selfie friendly
low res video (640 x 480 resolution)
no external microphone jack
27
offers face detection focus
video resolution high (1920 x 1080 resolution)
includes external mic socket
does not posses selfie friendly display
lack of image stabilization
heavier than competition (1,550 grams)
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Olympus FE-45 vs Pentax 645Z Specifications

Detailed spec comparison table for Olympus FE-45 and Pentax 645Z
 Olympus FE-45Pentax 645Z
General Information
Company Olympus Pentax
Model Olympus FE-45 Pentax 645Z
Category Small Sensor Compact Pro DSLR
Launched 2009-01-07 2014-04-15
Physical type Compact Large SLR
Sensor Information
Chip - PRIME III
Sensor type CCD CMOS
Sensor size 1/2.3" Medium format
Sensor dimensions 6.08 x 4.56mm 44 x 33mm
Sensor surface area 27.7mm² 1,452.0mm²
Sensor resolution 10 megapixels 51 megapixels
Anti aliasing filter
Aspect ratio 16:9, 4:3 and 3:2 4:3
Max resolution 3648 x 2736 8256 x 6192
Max native ISO 1600 204800
Lowest native ISO 64 100
RAW support
Autofocusing
Focus manually
AF touch
AF continuous
AF single
AF tracking
AF selectice
Center weighted AF
Multi area AF
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points - 27
Lens
Lens mounting type fixed lens Pentax 645AF2
Lens focal range 36-108mm (3.0x) -
Max aperture f/3.1-5.9 -
Macro focus range 5cm -
Amount of lenses - 6
Focal length multiplier 5.9 0.8
Screen
Type of display Fixed Type Tilting
Display size 2.5" 3.2"
Display resolution 230k dots 1,037k dots
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder None Optical (pentaprism)
Viewfinder coverage - 98 percent
Viewfinder magnification - 0.85x
Features
Minimum shutter speed 4 seconds 30 seconds
Fastest shutter speed 1/2000 seconds 1/4000 seconds
Continuous shutter rate - 3.0 frames per sec
Shutter priority
Aperture priority
Manual mode
Exposure compensation - Yes
Change WB
Image stabilization
Inbuilt flash
Flash range - no built-in flash
Flash settings Auto, Fill-in, Red-Eye reduction, Off, On Flash On, Flash On+Red-eye Reduction, Slow-speed Sync, Slow-speed Sync+Red-eye, P-TTL, Trailing Curtain Sync, contrast-control-sync, high-speed sync, wireless sync
Hot shoe
Auto exposure bracketing
WB bracketing
Fastest flash synchronize - 1/125 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p,24p)
Max video resolution 640x480 1920x1080
Video data format Motion JPEG MPEG-4, H.264
Mic port
Headphone port
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.0 (5 GBit/sec)
GPS None Optional
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 142 gr (0.31 lbs) 1550 gr (3.42 lbs)
Dimensions 94 x 62 x 23mm (3.7" x 2.4" x 0.9") 156 x 117 x 123mm (6.1" x 4.6" x 4.8")
DXO scores
DXO Overall score not tested 101
DXO Color Depth score not tested 26.0
DXO Dynamic range score not tested 14.7
DXO Low light score not tested 4505
Other
Battery life - 650 shots
Battery type - Battery Pack
Battery model - D-LI90
Self timer Yes (12 seconds) Yes (2 or 10 secs)
Time lapse recording
Storage type xD-Picture Card, microSD, internal Dual SD/SDHC/SDXC slots
Card slots One Dual
Retail cost $130 $5,024