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Olympus TG-870 vs Pentax K-5

Portability
91 Imaging
40 Features
46 Overall
42
Olympus Stylus Tough TG-870 front
 
Pentax K-5 front
Portability
60 Imaging
55 Features
82 Overall
65

Olympus TG-870 vs Pentax K-5 Key Specs

Olympus TG-870
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Tilting Screen
  • ISO 125 - 6400 (Expand to 12800)
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 21-105mm (F3.5-5.7) lens
  • 221g - 113 x 64 x 28mm
  • Released January 2016
  • Succeeded the Olympus TG-860
Pentax K-5
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 80 - 12800 (Raise to 51200)
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 740g - 131 x 97 x 73mm
  • Released December 2010
  • Superseded the Pentax K-7
  • Refreshed by Pentax K-5 IIs
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Olympus TG-870 vs Pentax K-5 Overview

On this page, we will be analyzing the Olympus TG-870 versus Pentax K-5, former is a Ultracompact while the latter is a Advanced DSLR by brands Olympus and Pentax. The image resolution of the TG-870 (16MP) and the K-5 (16MP) is relatively well matched but the TG-870 (1/2.3") and K-5 (APS-C) have different sensor sizing.

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The TG-870 was revealed 5 years after the K-5 which is quite a significant difference as far as tech is concerned. Both of these cameras have different body design with the Olympus TG-870 being a Ultracompact camera and the Pentax K-5 being a Mid-size SLR camera.

Before diving straight to a complete comparison, here is a quick highlight of how the TG-870 scores against the K-5 in relation to portability, imaging, features and an overall score.

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Reasons to pick Olympus TG-870 over the Pentax K-5

          

          

            
 TG-870 K-5 
ReleasedJanuary 2016December 2010More modern by 62 months
Screen typeTiltingFixed Tilting screen
          

        


        

          

            
Reasons to pick Pentax K-5 over the Olympus TG-870

          

          

            
 K-5 TG-870 
Manually focus  Very accurate focus
          

        


        

          

            
Common features in the Olympus TG-870 and Pentax K-5

          

          

            
 TG-870 K-5 
Screen dimensions3"3"Equal screen measurement
Screen resolution921k921kThe same screen resolution
Selfie screen  Neither has selfie screen
Touch friendly screen  Lack of Touch friendly screen
          

        

        

	
	
	
	

        

          

            
Olympus TG-870 vs Pentax K-5 Physical Comparison

          

          

            
When you are intending to carry around your camera often, you'll have to factor its weight and volume. The Olympus TG-870 has external measurements of 113mm x 64mm x 28mm (4.4" x 2.5" x 1.1") accompanied by a weight of 221 grams (0.49 lbs) while the Pentax K-5 has sizing of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") having a weight of 740 grams (1.63 lbs).
Compare the Olympus TG-870 versus Pentax K-5 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses
Keep in mind, the weight of an ILC will vary dependant on the lens you choose during that time. Following is a front view dimension comparison of the TG-870 against the K-5.
Olympus TG-870 vs Pentax K-5 size comparison
Taking into account size and weight, the portability score of the TG-870 and K-5 is 91 and 60 respectively.
Olympus TG-870 vs Pentax K-5 top view buttons comparison          

        


        

          

            
Olympus TG-870 vs Pentax K-5 Sensor Comparison

          

          

            
In many cases, it's tough to imagine the gap between sensor sizes just by looking at specs. The picture underneath should provide you a stronger sense of the sensor measurements in the TG-870 and K-5.
As you can plainly see, both the cameras have the same resolution albeit different sensor sizes. The TG-870 contains the tinier sensor which is going to make obtaining shallower DOF more difficult. The younger TG-870 provides an edge in sensor technology.

            Olympus TG-870 vs Pentax K-5 sensor size comparison
          

        


        

          

            
Olympus TG-870 vs Pentax K-5 Screen and ViewFinder

          

          

                      

          Olympus TG-870 vs Pentax K-5 Screen and Viewfinder comparison        


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Photography Type Scores

          

        

        
Portrait Comparison
Olympus TG-870 Portrait photography factors
Pentax K-5 Portrait photography factors
35
 sensor resolution is decent (16 megapixels)
 provides face detect autofocus
 no manual focus
 no manual mode
 cannot use external flash
 sensor size is tiny (1/2.3")
 does not have RAW format
73
 has manual focus
 MP count decent (16 megapixels)
 sensor size is nice (APS-C)
 provides face detect autofocus
 exports RAW formats
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Street Comparison
Olympus TG-870 Street photography factors
Pentax K-5 Street photography factors
65
 screen tilts up and down
 has image stabilization (Optical)
 weather sealing
 sensor size is tiny (1/2.3")
 does not have RAW format
 heavier than others (221g)
66
 image stabilization (Sensor based)
 sensor size is nice (APS-C)
 exports RAW formats
 environment proof
 fixed screen
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Sports Comparison
 Olympus TG-870 as a Sports photography camera
 Pentax K-5 as a Sports photography camera
51
 has image stabilization (Optical)
 sensor resolution is decent (16 megapixels)
 provides tracking focus
 weather sealing
 good battery pack (300 shots)
 lack of shutter priority mode
 sensor size is tiny (1/2.3")
 does not have phase detect autofocus
77
 maximum shutter speed is high (1/8,000s)
 image stabilization (Sensor based)
 MP count decent (16MP)
 sensor size is nice (APS-C)
 provides tracking focus
 environment proof
 comes with phase detect autofocus
Photography Glossary
Travel Comparison
Olympus TG-870 Travel photography factors
Pentax K-5 Travel photography factors
69
 good battery pack (300 CIPA)
 weather sealing
 sensor resolution is decent (16 megapixels)
 has built in flash
 pretty wide (21mm)
 heavier than others (221 grams)
 screen is not selfie friendly
 somewhat slow maximum aperture (f3.5)
65
 environment proof
 MP count decent (16MP)
 flash built-in
 doesn't feature selfie friendly screen
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Landscape Comparison
Olympus TG-870 Landscape photography info
Pentax K-5 Landscape photography info
50
 pretty wide (21mm)
 screen size is good (3 inch)
 has image stabilization (Optical)
 sensor resolution is decent (16 megapixels)
 weather sealing
 good battery pack (300 shots)
 no manual focus
 fixed lens (fixed lens mount)
 somewhat slow maximum aperture (f3.5)
 no manual mode
 sensor size is tiny (1/2.3")
 does not have RAW format
78
 has manual focus
 swap lenses (Pentax KAF2 mount)
 screen size is decent (3 inches)
 image stabilization (Sensor based)
 MP count decent (16 megapixels)
 sensor size is nice (APS-C)
 exports RAW formats
 environment proof
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Vlogging Comparison
Olympus TG-870 Vlogging advice
Pentax K-5 Vlogging advice
32
 pretty wide (21mm)
 has image stabilization (Optical)
 provides face detect autofocus
 video resolution high (1920 x 1080 pxls)
 somewhat slow maximum aperture (f3.5)
 screen is not selfie friendly
 does not have mic jack
 heavier than others (221 grams)
33
 image stabilization (Sensor based)
 provides face detect autofocus
 video resolution high (1920 x 1080 pixels)
 does have microphone jack
 doesn't feature selfie friendly screen
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Olympus TG-870 vs Pentax K-5 Specifications

          

          

                      


          

            Detailed spec comparison table for Olympus TG-870 and Pentax K-5
 Olympus Stylus Tough TG-870Pentax K-5
General Information
Brand Olympus Pentax
Model type Olympus Stylus Tough TG-870 Pentax K-5
Type Ultracompact Advanced DSLR
Released 2016-01-06 2010-12-18
Body design Ultracompact Mid-size SLR
Sensor Information
Processor TruePic VII Prime II
Sensor type BSI-CMOS CMOS
Sensor size 1/2.3" APS-C
Sensor measurements 6.17 x 4.55mm 23.7 x 15.7mm
Sensor area 28.1mm² 372.1mm²
Sensor resolution 16 megapixel 16 megapixel
Anti alias filter    
Aspect ratio 1:1, 4:3, 3:2 and  16:9 3:2
Highest resolution 4608 x 3456 4928 x 3264
Highest native ISO 6400 12800
Highest boosted ISO 12800 51200
Lowest native ISO 125 80
RAW pictures    
Autofocusing
Manual focusing    
Autofocus touch    
Continuous autofocus    
Autofocus single    
Autofocus tracking    
Autofocus selectice    
Autofocus center weighted    
Autofocus multi area    
Live view autofocus    
Face detection autofocus    
Contract detection autofocus    
Phase detection autofocus    
Total focus points - 11
Cross type focus points - 9
Lens
Lens mount type fixed lens Pentax KAF2
Lens zoom range 21-105mm (5.0x) -
Maximum aperture f/3.5-5.7 -
Macro focusing distance 1cm -
Available lenses - 151
Focal length multiplier 5.8 1.5
Screen
Range of screen Tilting Fixed Type
Screen size 3" 3"
Resolution of screen 921 thousand dot 921 thousand dot
Selfie friendly    
Liveview    
Touch operation    
Screen tech - TFT LCD monitor
Viewfinder Information
Viewfinder None Optical (pentaprism)
Viewfinder coverage - 100%
Viewfinder magnification - 0.61x
Features
Lowest shutter speed 4 secs 30 secs
Highest shutter speed 1/2000 secs 1/8000 secs
Continuous shooting speed 7.0fps 7.0fps
Shutter priority    
Aperture priority    
Expose Manually    
Exposure compensation - Yes
Set white balance    
Image stabilization    
Inbuilt flash    
Flash distance 4.00 m (at ISO 1600) 13.00 m (at ISO 100)
Flash modes Auto, redeye reduction, fill flash, off, LED illuminator Auto, On, Off, Red-eye, Slow sync, High speed, Rear curtain and Wireless
External flash    
AEB    
White balance bracketing    
Highest flash sync - 1/180 secs
Exposure
Multisegment exposure    
Average exposure    
Spot exposure    
Partial exposure    
AF area exposure    
Center weighted exposure    
Video features
Supported video resolutions 1920 x 1080 (60p), 1280 x 720 (60p), 640 x 480 (60p) 1920 x 1080 (25 fps), 1280 x 720 (25, 30 fps), 640 x 424 (25, 30 fps)
Highest video resolution 1920x1080 1920x1080
Video file format MPEG-4, H.264 Motion JPEG
Microphone input    
Headphone input    
Connectivity
Wireless Built-In None
Bluetooth    
NFC    
HDMI    
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS BuiltIn Optional
Physical
Environmental seal    
Water proofing    
Dust proofing    
Shock proofing    
Crush proofing    
Freeze proofing    
Weight 221 gr (0.49 lbs) 740 gr (1.63 lbs)
Physical dimensions 113 x 64 x 28mm (4.4" x 2.5" x 1.1") 131 x 97 x 73mm (5.2" x 3.8" x 2.9")
DXO scores
DXO All around rating not tested 82
DXO Color Depth rating not tested 23.7
DXO Dynamic range rating not tested 14.1
DXO Low light rating not tested 1162
Other
Battery life 300 shots 980 shots
Battery format Battery Pack Battery Pack
Battery ID Li-50B D-LI90
Self timer Yes (2 or 10 sec, custom) Yes ( 2 or 12 seconds)
Time lapse recording    
Storage media SD/SDHC/SDXC, Internal SD/SDHC/SDXC
Storage slots Single Single
Launch price $280 $800