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Olympus TG-870 vs Pentax K-1

Portability
91
Imaging
41
Features
46
Overall
43
Olympus Stylus Tough TG-870 front
 
Pentax K-1 front
Portability
55
Imaging
76
Features
82
Overall
78

Olympus TG-870 vs Pentax K-1 Key Specs

Olympus TG-870
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Tilting Display
  • ISO 125 - 6400 (Boost to 12800)
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 21-105mm (F3.5-5.7) lens
  • 221g - 113 x 64 x 28mm
  • Introduced January 2016
  • Replaced the Olympus TG-860
Pentax K-1
(Full Review)
  • 36MP - Full frame Sensor
  • 3.2" Fully Articulated Display
  • ISO 100 - 204800
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 1010g - 137 x 110 x 86mm
  • Launched February 2016
  • Later Model is Pentax K-1 II
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Olympus TG-870 vs Pentax K-1 Overview

Below, we are contrasting the Olympus TG-870 versus Pentax K-1, former is a Ultracompact while the other is a Advanced DSLR by competitors Olympus and Pentax. There is a noticeable difference between the sensor resolutions of the TG-870 (16MP) and K-1 (36MP) and the TG-870 (1/2.3") and K-1 (Full frame) enjoy different sensor dimensions.

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The TG-870 was unveiled about the same time to the K-1 which means that they are of a similar age. Each of these cameras come with different body type with the Olympus TG-870 being a Ultracompact camera and the Pentax K-1 being a Mid-size SLR camera.

Before getting in to a more detailed comparison, below is a brief view of how the TG-870 grades against the K-1 in terms of portability, imaging, features and an overall score.

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Reasons to pick Olympus TG-870 over the Pentax K-1

 TG-870 K-1 

Reasons to pick Pentax K-1 over the Olympus TG-870

 K-1 TG-870 
Manually focus More precise focus
Display typeFully ArticulatedTiltingFully Articulating display
Display dimension3.2"3"Larger display (+0.2")
Display resolution1037k921kSharper display (+116k dot)

Common features in the Olympus TG-870 and Pentax K-1

 TG-870 K-1 
LaunchedJanuary 2016February 2016Similar age
Selfie screen Neither offers selfie screen
Touch display Neither offers Touch display

Olympus TG-870 vs Pentax K-1 Physical Comparison

For those who are planning to carry around your camera frequently, you'll need to take into account its weight and proportions. The Olympus TG-870 offers external measurements of 113mm x 64mm x 28mm (4.4" x 2.5" x 1.1") and a weight of 221 grams (0.49 lbs) and the Pentax K-1 has measurements of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") with a weight of 1010 grams (2.23 lbs).

Analyze the Olympus TG-870 versus Pentax K-1 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will differ based on the lens you select during that time. Here is the front view overall size comparison of the TG-870 against the K-1.

Olympus TG-870 vs Pentax K-1 size comparison

Taking into consideration size and weight, the portability grade of the TG-870 and K-1 is 91 and 55 respectively.

Olympus TG-870 vs Pentax K-1 top view buttons comparison

Olympus TG-870 vs Pentax K-1 Sensor Comparison

In many cases, it is hard to picture the gap between sensor sizes just by checking technical specs. The pic below might give you a clearer sense of the sensor sizing in the TG-870 and K-1.

As you have seen, each of these cameras have got different megapixels and different sensor sizes. The TG-870 with its tinier sensor is going to make shooting shallower depth of field harder and the Pentax K-1 will resolve more detail having an extra 20MP. Greater resolution will allow you to crop pics much more aggressively.

Olympus TG-870 vs Pentax K-1 sensor size comparison

Olympus TG-870 vs Pentax K-1 Screen and ViewFinder

Olympus TG-870 vs Pentax K-1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Olympus TG-870
Portrait photography with Pentax K-1
36
good megapixels (16 megapixels)
offers face detect autofocus
focusing manually not possible
no manual mode
external flash not possible
very small sensor size (1/2.3")
lacks RAW files
85
focusing manually
resolution is amazing (36 megapixels)
large sensor size (Full frame)
offers face detection focus
supports RAW formats
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Street Comparison

Olympus TG-870 Street photography advice
Pentax K-1 Street photography advice
65
screen tilts
has image stabilization (Optical)
environment proof
very small sensor size (1/2.3")
lacks RAW files
heavier than competition in class (221 grams)
70
screen articulates
built in image stabilization (Sensor based 5-axis)
large sensor size (Full frame)
supports RAW formats
environment proof
above average ISO range (204,800)
more heavy than competition (1,010 grams)
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Sports Comparison

Sports photography with Olympus TG-870
Sports photography with Pentax K-1
51
has image stabilization (Optical)
good megapixels (16 megapixels)
offers tracking focus
environment proof
great battery life (300 CIPA)
no shutter priority mode
very small sensor size (1/2.3")
lacks phase detect autofocus
76
max shutter speed is good (1/8,000 seconds)
built in image stabilization (Sensor based 5-axis)
resolution is amazing (36 megapixels)
large sensor size (Full frame)
offers tracking autofocus
environment proof
has phase detect auto focus
max fps very slow (4.4 fps)
not so great battery pack (760 per charge)
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Travel Comparison

Olympus TG-870 Travel photography advice
Pentax K-1 Travel photography advice
69
great battery life (300 shots)
environment proof
good megapixels (16 megapixels)
flash built-in
quite wide (21mm)
heavier than competition in class (221 grams)
display is not selfie friendly
sluggish max aperture (f3.5)
53
environment proof
resolution is amazing (36MP)
not so great battery pack (760 CIPA)
more heavy than competition (1,010 grams)
display is not selfie friendly
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Landscape Comparison

Olympus TG-870 Landscape photography highlights
Pentax K-1 Landscape photography highlights
50
quite wide (21mm)
screen is a good size (3 inches)
has image stabilization (Optical)
good megapixels (16MP)
environment proof
great battery life (300 per charge)
focusing manually not possible
can't change lens (fixed lens mount)
sluggish max aperture (f3.5)
no manual mode
very small sensor size (1/2.3")
lacks RAW files
81
focusing manually
switch lenses (Pentax KAF2 mount)
screen size is good (3.2 inches)
built in image stabilization (Sensor based 5-axis)
resolution is amazing (36 megapixels)
large sensor size (Full frame)
doesnt have anti-alias filter
above average ISO range (204,800)
supports RAW formats
environment proof
two card slots
not so great battery pack (760 per charge)
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Vlogging Comparison

Olympus TG-870 Vlogging factors
Pentax K-1 Vlogging factors
32
quite wide (21mm)
has image stabilization (Optical)
offers face detect autofocus
high res video (1920 x 1080 pxls)
sluggish max aperture (f3.5)
display is not selfie friendly
no mic jack
heavier than competition in class (221g)
31
built in image stabilization (Sensor based 5-axis)
offers face detection focus
high quality video (1920 x 1080 pixels)
has external microphone socket
display is not selfie friendly
more heavy than competition (1,010 grams)
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Olympus TG-870 vs Pentax K-1 Specifications

Detailed spec comparison table for Olympus TG-870 and Pentax K-1
 Olympus Stylus Tough TG-870Pentax K-1
General Information
Company Olympus Pentax
Model type Olympus Stylus Tough TG-870 Pentax K-1
Category Ultracompact Advanced DSLR
Introduced 2016-01-06 2016-02-17
Physical type Ultracompact Mid-size SLR
Sensor Information
Powered by TruePic VII -
Sensor type BSI-CMOS CMOS
Sensor size 1/2.3" Full frame
Sensor measurements 6.17 x 4.55mm 35.9 x 24mm
Sensor surface area 28.1mm² 861.6mm²
Sensor resolution 16 megapixel 36 megapixel
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest Possible resolution 4608 x 3456 7360 x 4912
Maximum native ISO 6400 204800
Maximum enhanced ISO 12800 -
Lowest native ISO 125 100
RAW support
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detect focus
Contract detect focus
Phase detect focus
Total focus points - 33
Cross type focus points - 25
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 -
Number of lenses - 151
Focal length multiplier 5.8 1
Screen
Display type Tilting Fully Articulated
Display size 3" 3.2"
Resolution of display 921 thousand dots 1,037 thousand dots
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder None Optical (pentaprism)
Viewfinder coverage - 100%
Viewfinder magnification - 0.7x
Features
Min shutter speed 4 secs 30 secs
Max shutter speed 1/2000 secs 1/8000 secs
Continuous shutter rate 7.0fps 4.4fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Set white balance
Image stabilization
Inbuilt flash
Flash distance 4.00 m (at ISO 1600) no built-in flash
Flash settings Auto, redeye reduction, fill flash, off, LED illuminator Auto Flash Discharge, Auto Flash + Red-eye Reduction, 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
External flash
Auto exposure bracketing
WB bracketing
Max flash synchronize - 1/200 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (60p), 1280 x 720 (60p), 640 x 480 (60p) 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p)
Maximum video resolution 1920x1080 1920x1080
Video file format MPEG-4, H.264 MPEG-4, H.264
Microphone port
Headphone port
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS BuiltIn Built-in
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 221 grams (0.49 lbs) 1010 grams (2.23 lbs)
Dimensions 113 x 64 x 28mm (4.4" x 2.5" x 1.1") 137 x 110 x 86mm (5.4" x 4.3" x 3.4")
DXO scores
DXO Overall rating not tested 96
DXO Color Depth rating not tested 25.4
DXO Dynamic range rating not tested 14.6
DXO Low light rating not tested 3280
Other
Battery life 300 images 760 images
Battery type Battery Pack Battery Pack
Battery ID Li-50B D-LI90
Self timer Yes (2 or 10 sec, custom) Yes (2 or 12 sec, custom)
Time lapse shooting
Type of storage SD/SDHC/SDXC, Internal Dual SD/SDHC/SDXC (UHS-I)
Card slots Single Dual
Retail pricing $280 $1,499