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Olympus TG-870 vs Pentax K-5 II

Portability
91
Imaging
41
Features
46
Overall
43
Olympus Stylus Tough TG-870 front
 
Pentax K-5 II front
Portability
60
Imaging
58
Features
82
Overall
67

Olympus TG-870 vs Pentax K-5 II Key Specs

Olympus TG-870
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Tilting Display
  • ISO 125 - 6400 (Push to 12800)
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 21-105mm (F3.5-5.7) lens
  • 221g - 113 x 64 x 28mm
  • Announced January 2016
  • Replaced the Olympus TG-860
Pentax K-5 II
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 12800 (Boost to 51200)
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 760g - 131 x 97 x 73mm
  • Launched June 2013
  • Replaced the Pentax K-5
Photography Glossary

Olympus TG-870 vs Pentax K-5 II Overview

Let's look more closely at the Olympus TG-870 and Pentax K-5 II, former being a Ultracompact while the latter is a Advanced DSLR by companies Olympus and Pentax. The sensor resolution of the TG-870 (16MP) and the K-5 II (16MP) is relatively well matched but the TG-870 (1/2.3") and K-5 II (APS-C) posses totally different sensor size.

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The TG-870 was manufactured 2 years later than the K-5 II and that is quite a large difference as far as tech is concerned. Both of these cameras feature different body design with the Olympus TG-870 being a Ultracompact camera and the Pentax K-5 II being a Mid-size SLR camera.

Before diving into a complete comparison, here is a concise summation of how the TG-870 scores against the K-5 II in terms of portability, imaging, features and an overall rating.

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

 TG-870 K-5 II 
LaunchedJanuary 2016June 2013Fresher by 32 months
Screen typeTiltingFixed Tilting screen

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

 K-5 II TG-870 
Manually focus More precise focusing

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

 TG-870 K-5 II 
Screen size3"3"Same screen size
Screen resolution921k921kExact same screen resolution
Selfie screen Absent selfie screen
Touch friendly screen Absent Touch friendly screen

Olympus TG-870 vs Pentax K-5 II Physical Comparison

For anyone who is going to carry your camera, you will have to think about its weight and volume. The Olympus TG-870 enjoys outer measurements of 113mm x 64mm x 28mm (4.4" x 2.5" x 1.1") having a weight of 221 grams (0.49 lbs) while the Pentax K-5 II has sizing of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") and a weight of 760 grams (1.68 lbs).

Contrast the Olympus TG-870 and Pentax K-5 II in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will differ depending on the lens you select during that time. Underneath is a front view measurement comparison of the TG-870 compared to the K-5 II.

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

Using size and weight, the portability rating of the TG-870 and K-5 II is 91 and 60 respectively.

Olympus TG-870 vs Pentax K-5 II top view buttons comparison

Olympus TG-870 vs Pentax K-5 II Sensor Comparison

Oftentimes, it is tough to see the difference between sensor sizing merely by looking at specs. The graphic below might provide you a greater sense of the sensor measurements in the TG-870 and K-5 II.

All in all, both of those cameras feature the identical resolution albeit not the same sensor sizing. The TG-870 features the tinier sensor which is going to make obtaining shallower DOF tougher. The younger TG-870 will have an advantage when it comes to sensor innovation.

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

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

Olympus TG-870 vs Pentax K-5 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus TG-870 Portrait photography details
Pentax K-5 II Portrait photography details
36
decent megapixels (16MP)
comes with face detection focusing
focusing manually not possible
lack of manual mode
external flash not possible
tiny sensor (1/2.3")
no RAW format
74
you can focus manually
MP count good (16 megapixels)
sensor size is nice (APS-C)
offers face detect focusing
exports RAW files
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Street Comparison

Olympus TG-870 Street photography features
Pentax K-5 II Street photography features
65
screen tilts up and down
image stabilization (Optical)
environment proofing
tiny sensor (1/2.3")
no RAW format
heavier than competition in class (221g)
67
has image stabilization (Sensor based)
sensor size is nice (APS-C)
exports RAW files
weather proof
fixed screen
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Sports Comparison

Sports photography with Olympus TG-870
Sports photography with Pentax K-5 II
51
image stabilization (Optical)
decent megapixels (16MP)
comes with tracking autofocus
environment proofing
better than average battery life (300 per charge)
no shutter priority mode
tiny sensor (1/2.3")
no phase detect AF
79
max shutter speed is good (1/8,000s)
has image stabilization (Sensor based)
MP count good (16 megapixels)
sensor size is nice (APS-C)
offers tracking focus
weather proof
comes with phase detect AF
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Travel Comparison

Olympus TG-870 Travel photography features
Pentax K-5 II Travel photography features
69
better than average battery life (300 per charge)
environment proofing
decent megapixels (16 megapixels)
built-in flash
rather wide (21mm)
heavier than competition in class (221g)
screen isn't selfie friendly
sluggish maximum aperture (f3.5)
65
weather proof
MP count good (16 megapixels)
built-in flash
display isn't selfie friendly
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Landscape Comparison

Olympus TG-870 Landscape photography details
Pentax K-5 II Landscape photography details
50
rather wide (21mm)
screen size is decent (3 inches)
image stabilization (Optical)
decent megapixels (16MP)
environment proofing
better than average battery life (300 per charge)
focusing manually not possible
lens is fixed (fixed lens mount)
sluggish maximum aperture (f3.5)
lack of manual mode
tiny sensor (1/2.3")
no RAW format
79
you can focus manually
interchangeable lenses (Pentax KAF2 mount)
pretty good screen size (3 inch)
has image stabilization (Sensor based)
MP count good (16MP)
sensor size is nice (APS-C)
exports RAW files
weather proof
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Vlogging Comparison

Olympus TG-870 as a Vlogging camera
Pentax K-5 II as a Vlogging camera
32
rather wide (21mm)
image stabilization (Optical)
comes with face detection focusing
great video quality (1920 x 1080 pxls)
sluggish maximum aperture (f3.5)
screen isn't selfie friendly
does not have external mic socket
heavier than competition in class (221g)
33
has image stabilization (Sensor based)
offers face detect focusing
video res high (1920 x 1080 pixels)
does have microphone support
display isn't selfie friendly
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Olympus TG-870 vs Pentax K-5 II Specifications

Detailed spec comparison table for Olympus TG-870 and Pentax K-5 II
 Olympus Stylus Tough TG-870Pentax K-5 II
General Information
Company Olympus Pentax
Model Olympus Stylus Tough TG-870 Pentax K-5 II
Type Ultracompact Advanced DSLR
Announced 2016-01-06 2013-06-04
Physical type 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 surface area 28.1mm² 372.1mm²
Sensor resolution 16 megapixel 16 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Full resolution 4608 x 3456 4928 x 3264
Max native ISO 6400 12800
Max boosted ISO 12800 51200
Lowest native ISO 125 100
RAW support
Lowest boosted ISO - 80
Autofocusing
Focus manually
Touch focus
Continuous AF
Single AF
Tracking AF
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points - 11
Cross focus points - 9
Lens
Lens mount fixed lens Pentax KAF2
Lens focal range 21-105mm (5.0x) -
Maximum aperture f/3.5-5.7 -
Macro focus range 1cm -
Available lenses - 151
Crop factor 5.8 1.5
Screen
Type of display Tilting Fixed Type
Display diagonal 3 inch 3 inch
Resolution of display 921 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch function
Display 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 rate 7.0fps 7.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Change WB
Image stabilization
Integrated flash
Flash range 4.00 m (at ISO 1600) 13.00 m (at ISO 100)
Flash settings Auto, redeye reduction, fill flash, off, LED illuminator Auto, On, Off, Red-eye, Slow sync, High speed, Rear curtain and Wireless
Hot shoe
Auto exposure bracketing
White balance bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
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 480 (25, 30 fps)
Max video resolution 1920x1080 1920x1080
Video data format MPEG-4, H.264 Motion JPEG
Microphone support
Headphone support
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
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 221 grams (0.49 lbs) 760 grams (1.68 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 score not tested 82
DXO Color Depth score not tested 23.8
DXO Dynamic range score not tested 14.1
DXO Low light score not tested 1235
Other
Battery life 300 photographs 980 photographs
Battery style Battery Pack Battery Pack
Battery model Li-50B D-LI90
Self timer Yes (2 or 10 sec, custom) Yes ( 2 or 12 seconds)
Time lapse recording
Storage type SD/SDHC/SDXC, Internal SD/SDHC/SDXC
Card slots One One
Price at launch $280 $830