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Olympus E-M1 II vs Pentax E90

Portability
68
Imaging
60
Features
93
Overall
73
Olympus OM-D E-M1 Mark II front
 
Pentax Optio E90 front
Portability
94
Imaging
33
Features
11
Overall
24

Olympus E-M1 II vs Pentax E90 Key Specs

Olympus E-M1 II
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 574g - 134 x 91 x 67mm
  • Introduced September 2016
  • Replaced the Olympus E-M1
  • Successor is Olympus E-M1 III
Pentax E90
(Full Review)
  • 10MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 80 - 3200
  • 1280 x 720 video
  • 32-95mm (F3.1-5.9) lens
  • 145g - 102 x 59 x 25mm
  • Released January 2010
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Olympus E-M1 II vs Pentax E90 Overview

Lets look much closer at the Olympus E-M1 II vs Pentax E90, former is a Pro Mirrorless while the other is a Small Sensor Compact by rivals Olympus and Pentax. There is a large difference between the resolutions of the E-M1 II (20MP) and E90 (10MP) and the E-M1 II (Four Thirds) and E90 (1/2.3") feature totally different sensor size.

Photography Glossary

The E-M1 II was introduced 6 years after the E90 which is quite a serious difference as far as tech is concerned. Both cameras offer different body type with the Olympus E-M1 II being a SLR-style mirrorless camera and the Pentax E90 being a Compact camera.

Before delving in to a step-by-step comparison, below is a concise introduction of how the E-M1 II matches up versus the E90 with respect to portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-M1 II over the Pentax E90

 E-M1 II E90 
ReleasedSeptember 2016January 2010Newer by 81 months
Focus manually Very precise focus
Display typeFully ArticulatedFixed Fully Articulating display
Display sizing3"2.7"Larger display (+0.3")
Display resolution1037k230kCrisper display (+807k dot)
Selfie screen Easy selfies
Touch display Easily navigate

Reasons to pick Pentax E90 over the Olympus E-M1 II

 E90 E-M1 II 

Common features in the Olympus E-M1 II and Pentax E90

 E-M1 II E90 

Olympus E-M1 II vs Pentax E90 Physical Comparison

In case you're going to travel with your camera frequently, you will want to factor in its weight and volume. The Olympus E-M1 II features external measurements of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") and a weight of 574 grams (1.27 lbs) whilst the Pentax E90 has sizing of 102mm x 59mm x 25mm (4.0" x 2.3" x 1.0") having a weight of 145 grams (0.32 lbs).

Take a look at the Olympus E-M1 II vs Pentax E90 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will change based on the lens you use at that time. Following is the front view proportions comparison of the E-M1 II compared to the E90.

Olympus E-M1 II vs Pentax E90 size comparison

Taking into account size and weight, the portability score of the E-M1 II and E90 is 68 and 94 respectively.

Olympus E-M1 II vs Pentax E90 top view buttons comparison

Olympus E-M1 II vs Pentax E90 Sensor Comparison

Generally, it is difficult to visualise the contrast between sensor dimensions just by checking technical specs. The image below may offer you a stronger sense of the sensor measurements in the E-M1 II and E90.

As you have seen, the two cameras offer different megapixel count and different sensor dimensions. The E-M1 II having a larger sensor will make getting shallow DOF less difficult and the Olympus E-M1 II will resolve greater detail using its extra 10MP. Greater resolution will help you crop pics a little more aggressively. The newer E-M1 II is going to have an edge when it comes to sensor technology.

Olympus E-M1 II vs Pentax E90 sensor size comparison

Olympus E-M1 II vs Pentax E90 Screen and ViewFinder

Olympus E-M1 II vs Pentax E90 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M1 II Portrait photography factors
Pentax E90 Portrait photography factors
76
manual focus
decent megapixels (20MP)
sensor size is nice (Four Thirds)
offers face detect focusing
saves RAW files
19
lack of manual focus
manual mode not available
cannot use external flash
low megapixels (10MP)
small sensor (1/2.3")
does not have RAW format
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Street Comparison

Olympus E-M1 II Street photography information
Pentax E90 Street photography information
78
fully articulated screen
image stabilization (Sensor based 5-axis)
sensor size is nice (Four Thirds)
saves RAW files
supports touch to focus
environment sealing
lighter than competitors (574g)
great ISO range (25,600)
47
screen is fixed
does not have image stabilization
small sensor (1/2.3")
does not have RAW format
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Sports Comparison

Olympus E-M1 II Sports photography advice
Pentax E90 Sports photography advice
75
max shutter speed is good (1/8,000s)
silent shooting (1/32,000s)
high max frames per second (60.0 frames/s)
image stabilization (Sensor based 5-axis)
decent megapixels (20MP)
sensor size is nice (Four Thirds)
offers tracking focus
environment sealing
supports phase detect AF
bad battery (350 CIPA)
16
no shutter priority mode
does not have image stabilization
low megapixels (10 megapixels)
small sensor (1/2.3")
does not have phase detect AF
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Travel Comparison

Olympus E-M1 II Travel photography highlights
Pentax E90 Travel photography highlights
72
lighter than competitors (574 grams)
environment sealing
supports touch to focus
decent megapixels (20MP)
selfie friendly display
bad battery (350 per charge)
50
has built in flash
no Time Lapse recording
low megapixels (10 megapixels)
doesn't posses selfie friendly display
wide angle not good (32mm)
sluggish maximum aperture (f3.1)
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Landscape Comparison

Olympus E-M1 II Landscape photography information
Pentax E90 Landscape photography information
76
manual focus
swap lenses (Micro Four Thirds mount)
screen is a decent size (3 inch)
image stabilization (Sensor based 5-axis)
decent megapixels (20 megapixels)
sensor size is nice (Four Thirds)
does not have low pass filter
great ISO range (25,600)
saves RAW files
environment sealing
2 card slots
bad battery (350 CIPA)
22
lack of manual focus
cannot switch lens (fixed lens mount)
wide angle not good (32mm)
sluggish maximum aperture (f3.1)
small screen (2.7")
manual mode not available
does not have image stabilization
low megapixels (10MP)
small sensor (1/2.3")
does not have RAW format
no Time Lapse recording
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Vlogging Comparison

Olympus E-M1 II Vlogging highlights
Pentax E90 Vlogging highlights
79
selfie friendly display
touchscreen functionality
image stabilization (Sensor based 5-axis)
offers face detect focusing
video res high (4096 x 2160 pxls)
comes with mic support
lighter than competitors (574 grams)
22
wide angle not good (32mm)
sluggish maximum aperture (f3.1)
doesn't posses selfie friendly display
does not have image stabilization
low quality video (1280 x 720 pxls)
no mic support
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Olympus E-M1 II vs Pentax E90 Specifications

Detailed spec comparison table for Olympus E-M1 II and Pentax E90
 Olympus OM-D E-M1 Mark IIPentax Optio E90
General Information
Make Olympus Pentax
Model Olympus OM-D E-M1 Mark II Pentax Optio E90
Class Pro Mirrorless Small Sensor Compact
Introduced 2016-09-19 2010-01-25
Physical type SLR-style mirrorless Compact
Sensor Information
Processor TruePic VIII Prime
Sensor type CMOS CCD
Sensor size Four Thirds 1/2.3"
Sensor dimensions 17.4 x 13mm 6.08 x 4.56mm
Sensor surface area 226.2mm² 27.7mm²
Sensor resolution 20 megapixel 10 megapixel
Anti aliasing filter
Aspect ratio 4:3 4:3 and 16:9
Full resolution 5184 x 3888 3648 x 2736
Max native ISO 25600 3200
Minimum native ISO 200 80
RAW data
Minimum boosted ISO 64 -
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
Number of focus points 121 3
Lens
Lens mounting type Micro Four Thirds fixed lens
Lens focal range - 32-95mm (3.0x)
Max aperture - f/3.1-5.9
Macro focus range - 6cm
Available lenses 107 -
Focal length multiplier 2.1 5.9
Screen
Display type Fully Articulated Fixed Type
Display size 3 inches 2.7 inches
Resolution of display 1,037 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 2,360 thousand dots -
Viewfinder coverage 100% -
Viewfinder magnification 0.74x -
Features
Lowest shutter speed 60 seconds 4 seconds
Highest shutter speed 1/8000 seconds 1/2000 seconds
Highest quiet shutter speed 1/32000 seconds -
Continuous shooting rate 60.0 frames/s -
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes -
Set white balance
Image stabilization
Integrated flash
Flash range 9.10 m (at ISO 100) 3.50 m
Flash options Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual -
Hot shoe
AE bracketing
WB bracketing
Highest flash synchronize 1/250 seconds -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM, 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM 1280 x 720 (15 fps), 848 x 480 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps)
Max video resolution 4096x2160 1280x720
Video file format MOV, H.264 Motion JPEG
Mic support
Headphone support
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 574 gr (1.27 lb) 145 gr (0.32 lb)
Dimensions 134 x 91 x 67mm (5.3" x 3.6" x 2.6") 102 x 59 x 25mm (4.0" x 2.3" x 1.0")
DXO scores
DXO All around score 80 not tested
DXO Color Depth score 23.7 not tested
DXO Dynamic range score 12.8 not tested
DXO Low light score 1312 not tested
Other
Battery life 350 photographs -
Battery style Battery Pack -
Battery model BLH-1 2 x AA
Self timer Yes (2 or 12 secs, custom) Yes (2 or 10 sec)
Time lapse recording
Type of storage Dual SD/SDHC/SDXC slots SD/SDHC, Internal
Card slots Two One
Retail cost $1,700 $100