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Olympus 1 vs Pentax K-S2

Portability
79
Imaging
37
Features
65
Overall
48
Olympus Stylus 1 front
 
Pentax K-S2 front
Portability
64
Imaging
64
Features
82
Overall
71

Olympus 1 vs Pentax K-S2 Key Specs

Olympus 1
(Full Review)
  • 12MP - 1/1.7" Sensor
  • 3" Tilting Screen
  • ISO 100 - 12800
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 28-300mm (F2.8) lens
  • 402g - 116 x 87 x 57mm
  • Introduced November 2013
  • Later Model is Olympus 1s
Pentax K-S2
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/6000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 678g - 123 x 91 x 73mm
  • Introduced February 2015
  • Old Model is Pentax K-S1
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Olympus 1 vs Pentax K-S2 Overview

Lets look much closer at the Olympus 1 vs Pentax K-S2, one is a Small Sensor Superzoom and the other is a Entry-Level DSLR by companies Olympus and Pentax. There is a huge difference among the image resolutions of the 1 (12MP) and K-S2 (20MP) and the 1 (1/1.7") and K-S2 (APS-C) feature totally different sensor size.

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The 1 was announced 14 months earlier than the K-S2 making the cameras a generation away from each other. Both of the cameras offer different body type with the Olympus 1 being a SLR-like (bridge) camera and the Pentax K-S2 being a Compact SLR camera.

Before getting straight into a step-by-step comparison, below is a simple summation of how the 1 grades vs the K-S2 with regard to portability, imaging, features and an overall score.

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Reasons to pick Olympus 1 over the Pentax K-S2

 1 K-S2 
Display resolution1040k921kClearer display (+119k dot)
Touch display Easily navigate

Reasons to pick Pentax K-S2 over the Olympus 1

 K-S2 1 
IntroducedFebruary 2015November 2013More modern by 14 months
Display typeFully ArticulatedTiltingFully Articulating display
Selfie screen Easy selfies

Common features in the Olympus 1 and Pentax K-S2

 1 K-S2 
Manually focus Dial exact focus
Display sizing3"3"Equivalent display size

Olympus 1 vs Pentax K-S2 Physical Comparison

For anyone who is intending to carry around your camera frequently, you are going to need to factor in its weight and measurements. The Olympus 1 provides outer dimensions of 116mm x 87mm x 57mm (4.6" x 3.4" x 2.2") accompanied by a weight of 402 grams (0.89 lbs) whilst the Pentax K-S2 has proportions of 123mm x 91mm x 73mm (4.8" x 3.6" x 2.9") having a weight of 678 grams (1.49 lbs).

Contrast the Olympus 1 vs Pentax K-S2 in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you are utilizing at the time. Following is the front view proportions comparison of the 1 vs the K-S2.

Olympus 1 vs Pentax K-S2 size comparison

Factoring in size and weight, the portability score of the 1 and K-S2 is 79 and 64 respectively.

Olympus 1 vs Pentax K-S2 top view buttons comparison

Olympus 1 vs Pentax K-S2 Sensor Comparison

Often, its hard to visualise the difference in sensor sizes only by going through technical specs. The picture below might offer you a stronger sense of the sensor dimensions in the 1 and K-S2.

As you can tell, the 2 cameras enjoy different resolutions and different sensor sizes. The 1 having a smaller sensor will make shooting shallower DOF more challenging and the Pentax K-S2 will produce greater detail with its extra 8 Megapixels. Greater resolution will also enable you to crop photos far more aggressively. The more aged 1 will be behind when it comes to sensor innovation.

Olympus 1 vs Pentax K-S2 sensor size comparison

Olympus 1 vs Pentax K-S2 Screen and ViewFinder

Olympus 1 vs Pentax K-S2 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus 1 Portrait photography features
Pentax K-S2 Portrait photography features
48
you can focus manually
above average flash sync speed (1/2,000 seconds)
features face detection focus
exports RAW formats
MP count low (12MP)
sensor size is small (1/1.7")
78
has manual focus
decent MP (20MP)
sensor size is decent (APS-C)
supports face detection focusing
supports RAW files
Photography Glossary

Street Comparison

Olympus 1 Street photography highlights
Pentax K-S2 Street photography highlights
70
screen tilts
built in image stabilization (Optical)
exports RAW formats
provides focus via touch
sensor size is small (1/1.7")
72
screen articulates fully
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
supports RAW files
environment sealing
good high ISO (51,200)
more heavy than competitors in class (678 grams)
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Sports Comparison

Olympus 1 Sports photography factors
Pentax K-S2 Sports photography factors
43
built in image stabilization (Optical)
features tracking autofocus
better than average battery power (410 per charge)
MP count low (12MP)
sensor size is small (1/1.7")
doesn't have phase detect auto focus
70
high shutter speed (1/6,000 seconds)
built in image stabilization (Sensor based)
decent MP (20MP)
sensor size is decent (APS-C)
supports tracking autofocus
environment sealing
comes with phase detect AF
continuous shooting slow (5.4 fps)
low battery pack (410 shots)
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Travel Comparison

Olympus 1 as a Travel photography camera
Pentax K-S2 as a Travel photography camera
61
better than average battery power (410 per charge)
provides focus via touch
built-in flash
pretty wide (28mm)
long reach (300mm)
doesn't have Time Lapse mode
MP count low (12 megapixels)
doesn't feature selfie friendly screen
somewhat slow maximum aperture (f2.8)
65
environment sealing
decent MP (20MP)
has built in flash
screen is selfie friendly
low battery pack (410 shots)
more heavy than competitors in class (678 grams)
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Landscape Comparison

Olympus 1 Landscape photography info
Pentax K-S2 Landscape photography info
49
you can focus manually
pretty wide (28mm)
nice screen size (3")
built in image stabilization (Optical)
exports RAW formats
better than average battery power (410 CIPA)
can't change lenses (fixed lens mount)
somewhat slow maximum aperture (f2.8)
MP count low (12 megapixels)
sensor size is small (1/1.7")
doesn't have Time Lapse mode
77
has manual focus
swap lenses (Pentax KAF2 mount)
screen size is good (3 inch)
built in image stabilization (Sensor based)
decent MP (20MP)
sensor size is decent (APS-C)
no anti-alias filter
good high ISO (51,200)
supports RAW files
environment sealing
low battery pack (410 shots)
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Vlogging Comparison

Olympus 1 Vlogging advice
Pentax K-S2 Vlogging advice
32
pretty wide (28mm)
touchscreen
built in image stabilization (Optical)
features face detection focus
video res high (1920 x 1080 pxls)
somewhat slow maximum aperture (f2.8)
doesn't feature selfie friendly screen
doesn't have external mic jack
71
screen is selfie friendly
built in image stabilization (Sensor based)
supports face detection focusing
video resolution high (1920 x 1080 pxls)
does have external microphone jack
more heavy than competitors in class (678 grams)
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Olympus 1 vs Pentax K-S2 Specifications

Detailed spec comparison table for Olympus 1 and Pentax K-S2
 Olympus Stylus 1Pentax K-S2
General Information
Company Olympus Pentax
Model Olympus Stylus 1 Pentax K-S2
Type Small Sensor Superzoom Entry-Level DSLR
Introduced 2013-11-25 2015-02-10
Body design SLR-like (bridge) Compact SLR
Sensor Information
Powered by TruePic VI PRIME MII
Sensor type BSI-CMOS CMOS
Sensor size 1/1.7" APS-C
Sensor measurements 7.44 x 5.58mm 23.5 x 15.6mm
Sensor area 41.5mm² 366.6mm²
Sensor resolution 12MP 20MP
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Peak resolution 3968 x 2976 5472 x 3648
Highest native ISO 12800 51200
Minimum native ISO 100 100
RAW pictures
Autofocusing
Manual focus
AF touch
Continuous AF
AF single
AF tracking
Selective AF
Center weighted AF
AF multi area
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 25 11
Lens
Lens mount fixed lens Pentax KAF2
Lens focal range 28-300mm (10.7x) -
Largest aperture f/2.8 -
Macro focus distance 5cm -
Number of lenses - 151
Focal length multiplier 4.8 1.5
Screen
Screen type Tilting Fully Articulated
Screen size 3 inch 3 inch
Resolution of screen 1,040 thousand dot 921 thousand dot
Selfie friendly
Liveview
Touch capability
Screen tech LCD -
Viewfinder Information
Viewfinder type Electronic Optical (pentaprism)
Viewfinder resolution 1,440 thousand dot -
Viewfinder coverage 100% 100%
Viewfinder magnification - 0.64x
Features
Min shutter speed 60s 30s
Max shutter speed 1/2000s 1/6000s
Continuous shutter speed 7.0 frames per second 5.4 frames per second
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Integrated flash
Flash range - 12.00 m (at ISO 100)
Flash options Auto, redeye reduction, fill-on, off, redeye reduction slow sync, full, manual Auto, auto w/redeye reduction, flash on, flash on + redeye reduction, slow sync, trailing curtain sync, manual flash
Hot shoe
AE bracketing
White balance bracketing
Max flash sync 1/2000s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (30p), 1280 x 720 (30p); high speed: 640 x 480 (120p), 320 x 240 (240p) 1920 x 1080 (30p, 25p, 24p), 1280 x 720 (60p, 50p)
Highest video resolution 1920x1080 1920x1080
Video format MPEG-4, H.264 MPEG-4, H.264
Microphone input
Headphone input
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Optional
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 402 gr (0.89 lbs) 678 gr (1.49 lbs)
Dimensions 116 x 87 x 57mm (4.6" x 3.4" x 2.2") 123 x 91 x 73mm (4.8" x 3.6" x 2.9")
DXO scores
DXO Overall score 51 not tested
DXO Color Depth score 20.7 not tested
DXO Dynamic range score 11.6 not tested
DXO Low light score 179 not tested
Other
Battery life 410 pictures 410 pictures
Battery format Battery Pack Battery Pack
Battery model BLS-5 D-LI109
Self timer Yes (2 or 12 sec, custom) Yes (2 or 12 secs)
Time lapse feature
Type of storage SD/SDHC/SDXC card SD/SDHC/SDXC
Storage slots One One
Launch price $700 $581