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Olympus 1s vs Pentax K100D S

Portability
79
Imaging
38
Features
66
Overall
49
Olympus Stylus 1s front
 
Pentax K100D Super front
Portability
65
Imaging
45
Features
38
Overall
42

Olympus 1s vs Pentax K100D S Key Specs

Olympus 1s
(Full Review)
  • 12MP - 1/1.7" Sensor
  • 3" Tilting Display
  • ISO 100 - 12800
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 28-300mm (F2.8) lens
  • 402g - 116 x 87 x 57mm
  • Launched April 2015
  • Superseded the Olympus 1
Pentax K100D S
(Full Review)
  • 6MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 200 - 3200
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 646g - 129 x 91 x 71mm
  • Launched June 2007
  • Superseded the Pentax K100D
  • Replacement is Pentax K200D
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Olympus 1s vs Pentax K100D S Overview

Following is a extended assessment of the Olympus 1s and Pentax K100D S, former is a Small Sensor Superzoom while the other is a Entry-Level DSLR by brands Olympus and Pentax. There is a substantial difference among the image resolutions of the 1s (12MP) and K100D S (6MP) and the 1s (1/1.7") and K100D S (APS-C) come with totally different sensor sizing.

Photography Glossary

The 1s was launched 7 years after the K100D S which is a fairly big difference as far as camera tech is concerned. The two cameras offer different body type with the Olympus 1s being a SLR-like (bridge) camera and the Pentax K100D S being a Compact SLR camera.

Before diving through a detailed comparison, below is a quick introduction of how the 1s grades against the K100D S in relation to portability, imaging, features and an overall score.

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Reasons to pick Olympus 1s over the Pentax K100D S

 1s K100D S 
LaunchedApril 2015June 2007More modern by 95 months
Display typeTiltingFixed Tilting display
Display sizing3"2.5"Larger display (+0.5")
Display resolution1040k210kSharper display (+830k dot)
Touch friendly display Easily navigate

Reasons to pick Pentax K100D S over the Olympus 1s

 K100D S 1s 

Common features in the Olympus 1s and Pentax K100D S

 1s K100D S 
Focus manually Very accurate focusing
Selfie screen Missing selfie screen

Olympus 1s vs Pentax K100D S Physical Comparison

For anybody who is intending to carry around your camera often, you'll have to consider its weight and measurements. The Olympus 1s features outside measurements of 116mm x 87mm x 57mm (4.6" x 3.4" x 2.2") accompanied by a weight of 402 grams (0.89 lbs) and the Pentax K100D S has proportions of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") and a weight of 646 grams (1.42 lbs).

Examine the Olympus 1s and Pentax K100D S in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will differ based on the lens you are utilising during that time. Here is the front view proportions comparison of the 1s and the K100D S.

Olympus 1s vs Pentax K100D S size comparison

Factoring in size and weight, the portability rating of the 1s and K100D S is 79 and 65 respectively.

Olympus 1s vs Pentax K100D S top view buttons comparison

Olympus 1s vs Pentax K100D S Sensor Comparison

Generally, it can be difficult to visualise the contrast in sensor sizes only by viewing a spec sheet. The image underneath will help give you a more clear sense of the sensor sizing in the 1s and K100D S.

As you can see, both the cameras offer different megapixel count and different sensor sizes. The 1s featuring a smaller sensor will make getting shallow depth of field harder and the Olympus 1s will provide you with greater detail utilizing its extra 6MP. Greater resolution will also allow you to crop photos a little more aggressively. The fresher 1s will have a benefit in sensor technology.

Olympus 1s vs Pentax K100D S sensor size comparison

Olympus 1s vs Pentax K100D S Screen and ViewFinder

Olympus 1s vs Pentax K100D S Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus 1s Portrait photography details
Pentax K100D S Portrait photography details
46
focusing manually
offers face detect autofocus
exports RAW files
low resolution (12 megapixels)
very small sensor (1/1.7")
51
has manual focus
sensor size is decent (APS-C)
saves RAW formats
no liveview feature
sensor resolution low (6MP)
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Street Comparison

Olympus 1s Street photography features
Pentax K100D S Street photography features
71
tilting screen
built in image stabilization (Optical)
exports RAW files
features focus by touch
very small sensor (1/1.7")
64
image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW formats
no moving screen
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Sports Comparison

Olympus 1s Sports photography features
Pentax K100D S Sports photography features
44
built in image stabilization (Optical)
offers tracking focus
good battery power (450 per charge)
low resolution (12 megapixels)
very small sensor (1/1.7")
no phase detect autofocus
47
image stabilization (Sensor based)
sensor size is decent (APS-C)
sensor has phase detect auto focus
no liveview feature
max frames per second low (3.0 fps)
sensor resolution low (6 megapixels)
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Travel Comparison

Travel photography with Olympus 1s
Travel photography with Pentax K100D S
64
good battery power (450 shots)
features focus by touch
has built in flash
relatively wide (28mm)
very long zoom (300mm)
low resolution (12MP)
display isn't selfie friendly
sluggish max aperture (f2.8)
45
built-in flash
does not have Time Lapse function
sensor resolution low (6 megapixels)
doesn't contain selfie friendly display
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Landscape Comparison

Olympus 1s as a Landscape photography camera
Pentax K100D S as a Landscape photography camera
53
focusing manually
relatively wide (28mm)
screen size is good (3")
built in image stabilization (Optical)
exports RAW files
good battery power (450 per charge)
fixed lens (fixed lens mount)
sluggish max aperture (f2.8)
low resolution (12 megapixels)
very small sensor (1/1.7")
52
has manual focus
switch lenses (Pentax KAF2 mount)
image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW formats
screen is somewhat small (2.5 inch)
no liveview feature
sensor resolution low (6 megapixels)
does not have Time Lapse function
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Vlogging Comparison

Olympus 1s as a Vlogging camera
Pentax K100D S as a Vlogging camera
32
relatively wide (28mm)
has touchscreen
built in image stabilization (Optical)
offers face detect autofocus
video resolution high (1920 x 1080 resolution)
sluggish max aperture (f2.8)
display isn't selfie friendly
lack of microphone support
9
no video shooting
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Olympus 1s vs Pentax K100D S Specifications

Detailed spec comparison table for Olympus 1s and Pentax K100D S
 Olympus Stylus 1sPentax K100D Super
General Information
Manufacturer Olympus Pentax
Model type Olympus Stylus 1s Pentax K100D Super
Type Small Sensor Superzoom Entry-Level DSLR
Launched 2015-04-13 2007-06-28
Body design SLR-like (bridge) Compact SLR
Sensor Information
Sensor type BSI-CMOS CCD
Sensor size 1/1.7" APS-C
Sensor dimensions 7.44 x 5.58mm 23.5 x 15.7mm
Sensor area 41.5mm² 369.0mm²
Sensor resolution 12MP 6MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest resolution 3968 x 2976 3008 x 2008
Highest native ISO 12800 3200
Minimum native ISO 100 200
RAW images
Autofocusing
Manual focusing
Touch to focus
Continuous autofocus
Autofocus single
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 35 11
Lens
Lens support fixed lens Pentax KAF2
Lens zoom range 28-300mm (10.7x) -
Largest aperture f/2.8 -
Macro focusing range 5cm -
Amount of lenses - 151
Focal length multiplier 4.8 1.5
Screen
Display type Tilting Fixed Type
Display size 3" 2.5"
Resolution of display 1,040 thousand dot 210 thousand dot
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder type Electronic Optical (pentamirror)
Viewfinder resolution 1,440 thousand dot -
Viewfinder coverage 100% 96%
Viewfinder magnification - 0.57x
Features
Slowest shutter speed 60 secs 30 secs
Maximum shutter speed 1/2000 secs 1/4000 secs
Continuous shooting speed 7.0fps 3.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Integrated flash
Flash distance 10.30 m (at ISO 1600) -
Flash settings Auto, redeye reduction, fill-on, off, redeye reduction slow sync, full, manual Auto, On, Off, Red-eye reduction
External flash
AEB
WB bracketing
Maximum flash sync - 1/180 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1920 x 1080 (30p), 1280 x 720 (30p) -
Highest video resolution 1920x1080 None
Video data format MPEG-4, H.264 -
Mic 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 None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 402 gr (0.89 lb) 646 gr (1.42 lb)
Dimensions 116 x 87 x 57mm (4.6" x 3.4" x 2.2") 129 x 91 x 71mm (5.1" x 3.6" x 2.8")
DXO scores
DXO All around rating not tested not tested
DXO Color Depth rating not tested not tested
DXO Dynamic range rating not tested not tested
DXO Low light rating not tested not tested
Other
Battery life 450 shots -
Form of battery Battery Pack -
Battery ID BLS-50 4 x AA
Self timer Yes (2 or 12 sec, custom) Yes (2 or 12 sec)
Time lapse recording
Storage media SD/SDHC/SDXC card SD/SDHC card
Storage slots 1 1
Retail price $699 $520