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Olympus 1s vs Pentax E90

Portability
79
Imaging
38
Features
66
Overall
49
Olympus Stylus 1s front
 
Pentax Optio E90 front
Portability
94
Imaging
33
Features
11
Overall
24

Olympus 1s vs Pentax E90 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
  • Announced April 2015
  • Succeeded the Olympus 1
Pentax E90
(Full Review)
  • 10MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 80 - 3200
  • 1280 x 720 video
  • 32-95mm (F3.1-5.9) lens
  • 145g - 102 x 59 x 25mm
  • Announced January 2010
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Olympus 1s vs Pentax E90 Overview

Its time to look closer at the Olympus 1s vs Pentax E90, former is a Small Sensor Superzoom while the latter is a Small Sensor Compact by companies Olympus and Pentax. The sensor resolution of the 1s (12MP) and the E90 (10MP) is pretty well matched but the 1s (1/1.7") and E90 (1/2.3") provide totally different sensor measurements.

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The 1s was introduced 5 years after the E90 which is quite a significant difference as far as tech is concerned. Both the cameras feature different body design with the Olympus 1s being a SLR-like (bridge) camera and the Pentax E90 being a Compact camera.

Before delving straight to a complete comparison, here is a concise synopsis of how the 1s matches up against the E90 when considering portability, imaging, features and an overall score.

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Reasons to pick Olympus 1s over the Pentax E90

 1s E90 
AnnouncedApril 2015January 2010More modern by 64 months
Manually focus Dial precise focus
Screen typeTiltingFixed Tilting screen
Screen size3"2.7"Bigger screen (+0.3")
Screen resolution1040k230kClearer screen (+810k dot)
Touch friendly screen Quickly navigate

Reasons to pick Pentax E90 over the Olympus 1s

 E90 1s 

Common features in the Olympus 1s and Pentax E90

 1s E90 
Selfie screen Missing selfie screen

Olympus 1s vs Pentax E90 Physical Comparison

If you're aiming to carry around your camera, you will need to take into account its weight and size. The Olympus 1s features outside measurements of 116mm x 87mm x 57mm (4.6" x 3.4" x 2.2") having a weight of 402 grams (0.89 lbs) whilst the Pentax E90 has specifications of 102mm x 59mm x 25mm (4.0" x 2.3" x 1.0") accompanied by a weight of 145 grams (0.32 lbs).

Compare the Olympus 1s vs Pentax E90 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will differ based on the lens you have at that moment. Following is a front view size comparison of the 1s compared to the E90.

Olympus 1s vs Pentax E90 size comparison

Using size and weight, the portability grade of the 1s and E90 is 79 and 94 respectively.

Olympus 1s vs Pentax E90 top view buttons comparison

Olympus 1s vs Pentax E90 Sensor Comparison

In many cases, it is tough to see the gap between sensor sizes just by reading through specs. The image here might provide you a more clear sense of the sensor measurements in the 1s and E90.

All in all, both of these cameras come with different megapixels and different sensor sizes. The 1s having a bigger sensor will make getting shallower depth of field simpler and the Olympus 1s will resolve more detail using its extra 2MP. Higher resolution can also let you crop photographs a good deal more aggressively. The more modern 1s is going to have a benefit with regard to sensor tech.

Olympus 1s vs Pentax E90 sensor size comparison

Olympus 1s vs Pentax E90 Screen and ViewFinder

Olympus 1s vs Pentax E90 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus 1s as a Portrait photography camera
Pentax E90 as a Portrait photography camera
46
manual focus
features face detection focusing
exports RAW files
resolution not great (12MP)
sensor is very small (1/1.7")
19
no manual focus
no manual control
external flash not possible
megapixel count low (10MP)
tiny sensor size (1/2.3")
has no RAW support
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Street Comparison

Olympus 1s Street photography advice
Pentax E90 Street photography advice
71
has a tilting screen
has image stabilization (Optical)
exports RAW files
boasts touch focus
sensor is very small (1/1.7")
47
screen is fixed
no image stabilization
tiny sensor size (1/2.3")
has no RAW support
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Sports Comparison

Olympus 1s as a Sports photography camera
Pentax E90 as a Sports photography camera
44
has image stabilization (Optical)
features tracking autofocus
good battery power (450 per charge)
resolution not great (12 megapixels)
sensor is very small (1/1.7")
doesn't have phase detect AF
16
no shutter priority
no image stabilization
megapixel count low (10 megapixels)
tiny sensor size (1/2.3")
has no phase detect auto focus
Photography Glossary

Travel Comparison

Olympus 1s as a Travel photography camera
Pentax E90 as a Travel photography camera
64
good battery power (450 shots)
boasts touch focus
flash built-in
decently wide (28mm)
very long zoom (300mm)
resolution not great (12MP)
doesn't have a selfie friendly display
slow max aperture (f2.8)
50
flash built-in
doesn't have Timelapse recording
megapixel count low (10 megapixels)
does not contain selfie friendly display
wide angle not fantastic (32mm)
somewhat slow maximum aperture (f3.1)
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Landscape Comparison

Olympus 1s as a Landscape photography camera
Pentax E90 as a Landscape photography camera
53
manual focus
decently wide (28mm)
pretty good screen size (3 inch)
has image stabilization (Optical)
exports RAW files
good battery power (450 CIPA)
lens is fixed (fixed lens mount)
slow max aperture (f2.8)
resolution not great (12 megapixels)
sensor is very small (1/1.7")
22
no manual focus
fixed lens (fixed lens mount)
wide angle not fantastic (32mm)
somewhat slow maximum aperture (f3.1)
small screen (2.7 inches)
no manual control
no image stabilization
megapixel count low (10 megapixels)
tiny sensor size (1/2.3")
has no RAW support
doesn't have Timelapse recording
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Vlogging Comparison

Olympus 1s as a Vlogging camera
Pentax E90 as a Vlogging camera
32
decently wide (28mm)
touchscreen capability
has image stabilization (Optical)
features face detection focusing
video resolution high (1920 x 1080 pixels)
slow max aperture (f2.8)
doesn't have a selfie friendly display
lack of external mic support
22
wide angle not fantastic (32mm)
somewhat slow maximum aperture (f3.1)
does not contain selfie friendly display
no image stabilization
low res video (1280 x 720 pixels)
doesn't have microphone jack
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Olympus 1s vs Pentax E90 Specifications

Detailed spec comparison table for Olympus 1s and Pentax E90
 Olympus Stylus 1sPentax Optio E90
General Information
Brand Olympus Pentax
Model type Olympus Stylus 1s Pentax Optio E90
Type Small Sensor Superzoom Small Sensor Compact
Announced 2015-04-13 2010-01-25
Body design SLR-like (bridge) Compact
Sensor Information
Processor - Prime
Sensor type BSI-CMOS CCD
Sensor size 1/1.7" 1/2.3"
Sensor measurements 7.44 x 5.58mm 6.08 x 4.56mm
Sensor surface area 41.5mm² 27.7mm²
Sensor resolution 12MP 10MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3 and 16:9
Highest Possible resolution 3968 x 2976 3648 x 2736
Maximum native ISO 12800 3200
Min native ISO 100 80
RAW pictures
Autofocusing
Manual focusing
AF touch
Continuous AF
Single AF
Tracking AF
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Total focus points 35 3
Lens
Lens mount type fixed lens fixed lens
Lens zoom range 28-300mm (10.7x) 32-95mm (3.0x)
Largest aperture f/2.8 f/3.1-5.9
Macro focusing range 5cm 6cm
Crop factor 4.8 5.9
Screen
Range of display Tilting Fixed Type
Display diagonal 3 inch 2.7 inch
Resolution of display 1,040 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 1,440 thousand dot -
Viewfinder coverage 100% -
Features
Minimum shutter speed 60 secs 4 secs
Fastest shutter speed 1/2000 secs 1/2000 secs
Continuous shutter speed 7.0 frames per second -
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes -
Custom WB
Image stabilization
Built-in flash
Flash distance 10.30 m (at ISO 1600) 3.50 m
Flash settings Auto, redeye reduction, fill-on, off, redeye reduction slow sync, full, manual -
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 (30p), 1280 x 720 (30p) 1280 x 720 (15 fps), 848 x 480 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps)
Maximum video resolution 1920x1080 1280x720
Video file format MPEG-4, H.264 Motion JPEG
Microphone input
Headphone input
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
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 402g (0.89 pounds) 145g (0.32 pounds)
Physical dimensions 116 x 87 x 57mm (4.6" x 3.4" x 2.2") 102 x 59 x 25mm (4.0" x 2.3" x 1.0")
DXO scores
DXO Overall 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 pictures -
Form of battery Battery Pack -
Battery ID BLS-50 2 x AA
Self timer Yes (2 or 12 sec, custom) Yes (2 or 10 sec)
Time lapse recording
Storage media SD/SDHC/SDXC card SD/SDHC, Internal
Storage slots One One
Price at release $699 $100