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Olympus TG-5 vs Pentax 645D

Portability
90
Imaging
38
Features
51
Overall
43
Olympus Tough TG-5 front
 
Pentax 645D front
Portability
50
Imaging
76
Features
52
Overall
66

Olympus TG-5 vs Pentax 645D Key Specs

Olympus TG-5
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 100 - 12800 (Push to 12800)
  • Sensor-shift Image Stabilization
  • 3840 x 2160 video
  • 25-100mm (F2.0-4.9) lens
  • 250g - 113 x 66 x 32mm
  • Revealed May 2017
  • Old Model is Olympus TG-4
  • Replacement is Olympus TG-6
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
  • Refreshed by Pentax 645Z
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Olympus TG-5 vs Pentax 645D Overview

Here, we are analyzing the Olympus TG-5 vs Pentax 645D, former is a Waterproof while the other is a Pro DSLR by competitors Olympus and Pentax. There is a substantial difference among the resolutions of the TG-5 (12MP) and 645D (40MP) and the TG-5 (1/2.3") and 645D (Medium format) posses different sensor dimensions.

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The TG-5 was announced 7 years after the 645D which is a fairly big difference as far as camera tech is concerned. Both cameras feature different body design with the Olympus TG-5 being a Compact camera and the Pentax 645D being a Large SLR camera.

Before getting right into a in depth comparison, here is a brief summary of how the TG-5 matches up vs the 645D when it comes to portability, imaging, features and an overall mark.

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Reasons to pick Olympus TG-5 over the Pentax 645D

 TG-5 645D 
AnnouncedMay 2017March 2010Newer by 88 months

Reasons to pick Pentax 645D over the Olympus TG-5

 645D TG-5 
Display resolution921k460kCrisper display (+461k dot)

Common features in the Olympus TG-5 and Pentax 645D

 TG-5 645D 
Manually focus Very accurate focus
Display typeFixed Fixed Fixed display
Display size3"3"Same display sizing
Selfie screen Neither features selfie screen
Touch display Neither features Touch display

Olympus TG-5 vs Pentax 645D Physical Comparison

For those who are looking to travel with your camera, you are going to need to factor its weight and proportions. The Olympus TG-5 enjoys outer dimensions of 113mm x 66mm x 32mm (4.4" x 2.6" x 1.3") having a weight of 250 grams (0.55 lbs) and the Pentax 645D has measurements 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 TG-5 vs Pentax 645D in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will differ dependant on the lens you have chosen at the time. Underneath is a front view sizing comparison of the TG-5 compared to the 645D.

Olympus TG-5 vs Pentax 645D size comparison

Taking into consideration size and weight, the portability rating of the TG-5 and 645D is 90 and 50 respectively.

Olympus TG-5 vs Pentax 645D top view buttons comparison

Olympus TG-5 vs Pentax 645D Sensor Comparison

Generally, it can be hard to visualize the gap in sensor dimensions merely by viewing specifications. The pic below will give you a better sense of the sensor dimensions in the TG-5 and 645D.

To sum up, the 2 cameras feature different resolutions and different sensor dimensions. The TG-5 having a smaller sensor is going to make shooting bokeh more difficult and the Pentax 645D will provide you with extra detail with its extra 28 Megapixels. Greater resolution will enable you to crop pics way more aggressively. The younger TG-5 provides an advantage in sensor innovation.

Olympus TG-5 vs Pentax 645D sensor size comparison

Olympus TG-5 vs Pentax 645D Screen and ViewFinder

Olympus TG-5 vs Pentax 645D Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus TG-5 Portrait photography highlights
Pentax 645D Portrait photography highlights
39
you can focus manually
provides face detection autofocus
supports RAW formats
no manual control
external flash not possible
sensor resolution low (12MP)
sensor is small (1/2.3")
77
has manual focus
sensor resolution is fantastic (40 megapixels)
sensor size is big (Medium format)
delivers RAW files
no liveview
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Street Comparison

Street photography with Olympus TG-5
Street photography with Pentax 645D
64
image stabilization (Sensor-shift)
supports RAW formats
environment proofing
fixed screen
sensor is small (1/2.3")
more heavy than others (250g)
58
sensor size is big (Medium format)
delivers RAW files
weather proof
no articulating screen
does not have image stabilization
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Sports Comparison

Olympus TG-5 Sports photography details
Pentax 645D Sports photography details
46
high max fps (20.0 frames per second)
image stabilization (Sensor-shift)
provides tracking autofocus
environment proofing
great battery pack (340 CIPA)
no shutter priority mode
sensor resolution low (12 megapixels)
sensor is small (1/2.3")
lacks phase detect autofocus
63
sensor resolution is fantastic (40MP)
sensor size is big (Medium format)
weather proof
sensor has phase detect autofocus
no liveview
max frames per second low (1.0 frames per second)
does not have image stabilization
low battery life (800 per charge)
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Travel Comparison

Travel photography with Olympus TG-5
Travel photography with Pentax 645D
68
great battery pack (340 CIPA)
environment proofing
has built in flash
really wide (25mm)
fast maximum aperture (f2.0)
more heavy than others (250g)
sensor resolution low (12MP)
does not have a selfie friendly screen
55
weather proof
sensor resolution is fantastic (40MP)
low battery life (800 per charge)
screen isn't selfie friendly
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Landscape Comparison

Olympus TG-5 Landscape photography factors
Pentax 645D Landscape photography factors
57
you can focus manually
really wide (25mm)
fast maximum aperture (f2.0)
decent sized screen (3 inches)
image stabilization (Sensor-shift)
supports RAW formats
environment proofing
great battery pack (340 CIPA)
fixed lens (fixed lens mount)
no manual control
sensor resolution low (12 megapixels)
sensor is small (1/2.3")
72
has manual focus
swap lenses (Pentax 645AF2 mount)
screen is a decent size (3 inch)
sensor resolution is fantastic (40MP)
sensor size is big (Medium format)
doesnt have anti-alias filter
delivers RAW files
weather proof
two card slots
no liveview
does not have image stabilization
low battery life (800 shots)
Photography Glossary

Vlogging Comparison

Vlogging with Olympus TG-5
Vlogging with Pentax 645D
34
really wide (25mm)
fast maximum aperture (f2.0)
image stabilization (Sensor-shift)
provides face detection autofocus
high res video (3840 x 2160 pxls)
does not have a selfie friendly screen
missing external microphone socket
more heavy than others (250g)
9
no video recording
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Olympus TG-5 vs Pentax 645D Specifications

Detailed spec comparison table for Olympus TG-5 and Pentax 645D
 Olympus Tough TG-5Pentax 645D
General Information
Make Olympus Pentax
Model Olympus Tough TG-5 Pentax 645D
Category Waterproof Pro DSLR
Revealed 2017-05-17 2010-03-10
Physical type Compact Large SLR
Sensor Information
Powered by TruePic VIII 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 12 megapixels 40 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3
Max resolution 4000 x 3000 7264 x 5440
Max native ISO 12800 1600
Max enhanced ISO 12800 -
Minimum native ISO 100 200
RAW data
Minimum enhanced ISO 100 100
Autofocusing
Manual focus
Touch focus
Continuous AF
AF single
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points 25 11
Lens
Lens mounting type fixed lens Pentax 645AF2
Lens focal range 25-100mm (4.0x) -
Maximum aperture f/2.0-4.9 -
Macro focus range 1cm -
Number of lenses - 6
Crop factor 5.8 0.8
Screen
Type of screen Fixed Type Fixed Type
Screen diagonal 3" 3"
Resolution of screen 460 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch function
Screen technology - 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
Minimum shutter speed 4 secs 30 secs
Fastest shutter speed 1/2000 secs 1/4000 secs
Continuous shutter rate 20.0 frames/s 1.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Change WB
Image stabilization
Built-in flash
Flash range - no built-in flash
Flash modes Auto, redeye reduction, slow sync, redeye slow sync, fill, manual, off Auto, On, Off, Red-eye, Slow Sync, Rear Curtain
Hot shoe
AEB
White balance bracketing
Fastest flash synchronize - 1/125 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM -
Max video resolution 3840x2160 None
Video file format MPEG-4, H.264 -
Mic port
Headphone port
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Built-in None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 250 gr (0.55 lbs) 1480 gr (3.26 lbs)
Physical dimensions 113 x 66 x 32mm (4.4" x 2.6" x 1.3") 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 340 images 800 images
Battery type Battery Pack Battery Pack
Battery model LI-92B D-LI90
Self timer Yes (2 or 12 secs, custom) Yes (2 or 10 sec)
Time lapse feature
Storage type SD/SDHC/SDXC card (UHS-I compatible) SD/SDHC
Card slots 1 2
Launch price $449 $4,000