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Olympus TG-870 vs Pentax K-5 IIs

Portability
91
Imaging
41
Features
46
Overall
43
Olympus Stylus Tough TG-870 front
 
Pentax K-5 IIs front
Portability
60
Imaging
58
Features
83
Overall
68

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

Olympus TG-870
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Tilting Screen
  • ISO 125 - 6400 (Increase to 12800)
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 21-105mm (F3.5-5.7) lens
  • 221g - 113 x 64 x 28mm
  • Revealed January 2016
  • Replaced the Olympus TG-860
Pentax K-5 IIs
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 12800 (Boost to 51200)
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 760g - 131 x 97 x 73mm
  • Announced June 2013
  • Older Model is Pentax K-5
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Olympus TG-870 vs Pentax K-5 IIs Overview

Below, we are contrasting the Olympus TG-870 versus Pentax K-5 IIs, former being a Ultracompact while the other is a Advanced DSLR by manufacturers Olympus and Pentax. The sensor resolution of the TG-870 (16MP) and the K-5 IIs (16MP) is fairly well matched but the TG-870 (1/2.3") and K-5 IIs (APS-C) possess different sensor size.

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The TG-870 was revealed 2 years later than the K-5 IIs and that is quite a large difference as far as tech is concerned. Each of these cameras come with different body type with the Olympus TG-870 being a Ultracompact camera and the Pentax K-5 IIs being a Mid-size SLR camera.

Before getting straight into a more detailed comparison, below is a brief overview of how the TG-870 scores versus the K-5 IIs with regard to portability, imaging, features and an overall rating.

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

 TG-870 K-5 IIs 
AnnouncedJanuary 2016June 2013Fresher by 32 months
Display typeTiltingFixed Tilting display

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

 K-5 IIs TG-870 
Focus manually Very exact focus

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

 TG-870 K-5 IIs 
Display dimension3"3"Identical display size
Display resolution921k921kThe same display resolution
Selfie screen Missing selfie screen
Touch display Missing Touch display

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

If you are going to carry your camera regularly, you are going to need to consider its weight and proportions. The Olympus TG-870 features outside dimensions of 113mm x 64mm x 28mm (4.4" x 2.5" x 1.1") along with a weight of 221 grams (0.49 lbs) and the Pentax K-5 IIs has measurements of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") with a weight of 760 grams (1.68 lbs).

Examine the Olympus TG-870 versus Pentax K-5 IIs in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an ILC will vary based on the lens you have chosen at that moment. The following is the front view proportions comparison of the TG-870 versus the K-5 IIs.

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

Looking at size and weight, the portability rating of the TG-870 and K-5 IIs is 91 and 60 respectively.

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

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

Oftentimes, it is very hard to visualize the gap between sensor sizing just by checking specifications. The graphic underneath may provide you a clearer sense of the sensor sizes in the TG-870 and K-5 IIs.

To sum up, both of the cameras posses the exact same resolution but different sensor sizing. The TG-870 includes the tinier sensor which will make achieving shallow DOF more challenging. The newer TG-870 should have an edge with regard to sensor tech.

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

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

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

Portrait Comparison

Portrait photography with Olympus TG-870
Portrait photography with Pentax K-5 IIs
36
sensor resolution is decent (16 megapixels)
comes with face detection focusing
lack of manual focus
manual exposure not possible
external flash not possible
very small sensor (1/2.3")
has no RAW support
74
manual focus
decent megapixels (16MP)
sensor size is good (APS-C)
has face detection autofocus
exports RAW formats
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Street Comparison

Olympus TG-870 as a Street photography camera
Pentax K-5 IIs as a Street photography camera
65
screen tilts up and down
built in image stabilization (Optical)
weather sealing
very small sensor (1/2.3")
has no RAW support
more heavy than competitors (221 grams)
67
built in image stabilization (Sensor based)
sensor size is good (APS-C)
exports RAW formats
environment proof
no moving screen
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Sports Comparison

Olympus TG-870 Sports photography features
Pentax K-5 IIs Sports photography features
51
built in image stabilization (Optical)
sensor resolution is decent (16 megapixels)
comes with tracking autofocus
weather sealing
great battery power (300 CIPA)
lack of shutter priority mode
very small sensor (1/2.3")
has no phase detect AF
79
max shutter speed is good (1/8,000s)
built in image stabilization (Sensor based)
decent megapixels (16MP)
sensor size is good (APS-C)
has tracking autofocus
environment proof
sensor has phase detect autofocus
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Travel Comparison

Olympus TG-870 Travel photography advice
Pentax K-5 IIs Travel photography advice
69
great battery power (300 CIPA)
weather sealing
sensor resolution is decent (16MP)
flash built-in
really wide (21mm)
more heavy than competitors (221g)
doesn't have a selfie friendly screen
slow max aperture (f3.5)
65
environment proof
decent megapixels (16 megapixels)
has built in flash
screen is not selfie friendly
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Landscape Comparison

Olympus TG-870 Landscape photography features
Pentax K-5 IIs Landscape photography features
50
really wide (21mm)
pretty good screen size (3 inch)
built in image stabilization (Optical)
sensor resolution is decent (16 megapixels)
weather sealing
great battery power (300 per charge)
lack of manual focus
cannot swap lenses (fixed lens mount)
slow max aperture (f3.5)
manual exposure not possible
very small sensor (1/2.3")
has no RAW support
79
manual focus
swap lenses (Pentax KAF2 mount)
nice screen size (3 inches)
built in image stabilization (Sensor based)
decent megapixels (16 megapixels)
sensor size is good (APS-C)
doesnt have anti aliasing filter
exports RAW formats
environment proof
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Vlogging Comparison

Olympus TG-870 Vlogging factors
Pentax K-5 IIs Vlogging factors
32
really wide (21mm)
built in image stabilization (Optical)
comes with face detection focusing
video resolution high (1920 x 1080 pixels)
slow max aperture (f3.5)
doesn't have a selfie friendly screen
lack of external microphone support
more heavy than competitors (221 grams)
33
built in image stabilization (Sensor based)
has face detection autofocus
high res video (1920 x 1080 resolution)
includes external microphone port
screen is not selfie friendly
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Olympus TG-870 vs Pentax K-5 IIs Specifications

Detailed spec comparison table for Olympus TG-870 and Pentax K-5 IIs
 Olympus Stylus Tough TG-870Pentax K-5 IIs
General Information
Brand Olympus Pentax
Model type Olympus Stylus Tough TG-870 Pentax K-5 IIs
Class Ultracompact Advanced DSLR
Revealed 2016-01-06 2013-06-04
Body design Ultracompact Mid-size SLR
Sensor Information
Chip 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 16MP 16MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Maximum resolution 4608 x 3456 4928 x 3264
Maximum native ISO 6400 12800
Maximum boosted ISO 12800 51200
Min native ISO 125 100
RAW pictures
Min boosted ISO - 80
Autofocusing
Focus manually
AF touch
AF continuous
AF single
AF tracking
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detection AF
Contract detection AF
Phase detection AF
Total focus points - 11
Cross type focus points - 9
Lens
Lens support fixed lens Pentax KAF2
Lens zoom range 21-105mm (5.0x) -
Maximal aperture f/3.5-5.7 -
Macro focusing range 1cm -
Amount of lenses - 151
Focal length multiplier 5.8 1.5
Screen
Screen type Tilting Fixed Type
Screen sizing 3 inch 3 inch
Resolution of screen 921k dot 921k dot
Selfie friendly
Liveview
Touch display
Screen tech - TFT LCD monitor
Viewfinder Information
Viewfinder type None Optical (pentaprism)
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.61x
Features
Lowest shutter speed 4s 30s
Highest shutter speed 1/2000s 1/8000s
Continuous shooting speed 7.0 frames per sec 7.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation - Yes
Custom WB
Image stabilization
Integrated flash
Flash distance 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
AE bracketing
WB bracketing
Highest flash sync - 1/180s
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
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)
Maximum video resolution 1920x1080 1920x1080
Video data format MPEG-4, H.264 Motion JPEG
Microphone 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 BuiltIn Optional
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 221g (0.49 lbs) 760g (1.68 lbs)
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 23.9
DXO Dynamic range rating not tested 14.1
DXO Low light rating not tested 1208
Other
Battery life 300 photographs 980 photographs
Type of battery 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 shooting
Type of storage SD/SDHC/SDXC, Internal SD/SDHC/SDXC
Storage slots One One
Price at launch $280 $749