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Olympus E-M10 vs Pentax S1

Portability
82
Imaging
53
Features
73
Overall
61
Olympus OM-D E-M10 front
 
Pentax Optio S1 front
Portability
93
Imaging
37
Features
31
Overall
34

Olympus E-M10 vs Pentax S1 Key Specs

Olympus E-M10
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Display
  • ISO 200 - 25600
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 396g - 119 x 82 x 46mm
  • Announced March 2014
  • Updated by Olympus E-M10 II
Pentax S1
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 80 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-140mm (F3.5-5.5) lens
  • 157g - 114 x 58 x 28mm
  • Revealed March 2011
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Olympus E-M10 vs Pentax S1 Overview

The following is a in depth review of the Olympus E-M10 versus Pentax S1, former is a Entry-Level Mirrorless while the latter is a Small Sensor Compact by brands Olympus and Pentax. The resolution of the E-M10 (16MP) and the S1 (14MP) is pretty comparable but the E-M10 (Four Thirds) and S1 (1/2.3") provide totally different sensor sizes.

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The E-M10 was introduced 3 years after the S1 which is a fairly big difference as far as camera technology is concerned. Each of the cameras feature different body design with the Olympus E-M10 being a SLR-style mirrorless camera and the Pentax S1 being a Compact camera.

Before we go straight to a complete comparison, here is a brief synopsis of how the E-M10 matches up versus the S1 with regards to portability, imaging, features and an overall mark.

Photography Glossary
	
	

Reasons to pick Olympus E-M10 over the Pentax S1

 E-M10 S1 
RevealedMarch 2014March 2011Newer by 38 months
Screen typeTiltingFixed Tilting screen
Screen size3"2.7"Bigger screen (+0.3")
Screen resolution1037k230kSharper screen (+807k dot)
Touch screen Quickly navigate

Reasons to pick Pentax S1 over the Olympus E-M10

 S1 E-M10 

Common features in the Olympus E-M10 and Pentax S1

 E-M10 S1 
Manual focus Very exact focus
Selfie screen Lacking selfie screen

Olympus E-M10 vs Pentax S1 Physical Comparison

For anybody who is aiming to travel with your camera frequently, you are going to need to consider its weight and proportions. The Olympus E-M10 has got exterior dimensions of 119mm x 82mm x 46mm (4.7" x 3.2" x 1.8") accompanied by a weight of 396 grams (0.87 lbs) while the Pentax S1 has measurements of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") and a weight of 157 grams (0.35 lbs).

Check out the Olympus E-M10 versus Pentax S1 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will change dependant on the lens you select during that time. Here is a front view sizing comparison of the E-M10 vs the S1.

Olympus E-M10 vs Pentax S1 size comparison

Looking at dimensions and weight, the portability score of the E-M10 and S1 is 82 and 93 respectively.

Olympus E-M10 vs Pentax S1 top view buttons comparison

Olympus E-M10 vs Pentax S1 Sensor Comparison

Normally, its hard to visualise the difference in sensor dimensions simply by seeing technical specs. The image here will give you a better sense of the sensor sizes in the E-M10 and S1.

As you have seen, both of those cameras come with different megapixels and different sensor dimensions. The E-M10 using its bigger sensor will make shooting shallower depth of field less difficult and the Olympus E-M10 will show more detail using its extra 2 Megapixels. Higher resolution can also enable you to crop photographs a good deal more aggressively. The more modern E-M10 will have an advantage in sensor technology.

Olympus E-M10 vs Pentax S1 sensor size comparison

Olympus E-M10 vs Pentax S1 Screen and ViewFinder

Olympus E-M10 vs Pentax S1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 Portrait photography factors
Pentax S1 Portrait photography factors
71
manual focus
sensor resolution is decent (16 megapixels)
sensor size is nice (Four Thirds)
provides face detect autofocus
supports RAW formats
35
you can focus manually
good megapixels (14MP)
no manual control
no external flash support
sensor size is very small (1/2.3")
does not have RAW support
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Street Comparison

Olympus E-M10 as a Street photography camera
Pentax S1 as a Street photography camera
77
tilting screen
built in image stabilization (Sensor based)
sensor size is nice (Four Thirds)
supports RAW formats
supports focus by touch
very good high ISO (25,600)
more heavy than competition (396g)
56
image stabilization (Sensor-shift)
fixed screen
sensor size is very small (1/2.3")
does not have RAW support
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Sports Comparison

Olympus E-M10 Sports photography features
Pentax S1 Sports photography features
66
built in image stabilization (Sensor based)
sensor resolution is decent (16 megapixels)
sensor size is nice (Four Thirds)
provides tracking focus
lack of phase detect autofocus
39
image stabilization (Sensor-shift)
good megapixels (14MP)
has tracking focus
slow frames per second (1.0 frames per second)
lack of shutter priority mode
sensor size is very small (1/2.3")
does not have phase detect auto focus
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Travel Comparison

Olympus E-M10 as a Travel photography camera
Pentax S1 as a Travel photography camera
67
supports focus by touch
sensor resolution is decent (16 megapixels)
built-in flash
more heavy than competition (396 grams)
does not have selfie friendly screen
64
good megapixels (14MP)
built-in flash
relatively wide (28mm)
missing Time Lapse recording
doesn't have selfie friendly display
sluggish max aperture (f3.5)
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Landscape Comparison

Olympus E-M10 Landscape photography info
Pentax S1 Landscape photography info
79
manual focus
swap lenses (Micro Four Thirds mount)
nice screen size (3 inch)
built in image stabilization (Sensor based)
sensor resolution is decent (16MP)
sensor size is nice (Four Thirds)
very good high ISO (25,600)
supports RAW formats
42
you can focus manually
relatively wide (28mm)
image stabilization (Sensor-shift)
good megapixels (14MP)
can't swap lens (fixed lens mount)
sluggish max aperture (f3.5)
screen is small (2.7 inch)
no manual control
sensor size is very small (1/2.3")
does not have RAW support
missing Time Lapse recording
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Vlogging Comparison

Vlogging with Olympus E-M10
Vlogging with Pentax S1
33
has touchscreen
built in image stabilization (Sensor based)
provides face detect autofocus
video resolution high (1920 x 1080 resolution)
does not have selfie friendly screen
lack of microphone port
more heavy than competition (396g)
28
relatively wide (28mm)
image stabilization (Sensor-shift)
sluggish max aperture (f3.5)
doesn't have selfie friendly display
low video resolution (1280 x 720 pixels)
missing mic port
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Olympus E-M10 vs Pentax S1 Specifications

Detailed spec comparison table for Olympus E-M10 and Pentax S1
 Olympus OM-D E-M10Pentax Optio S1
General Information
Company Olympus Pentax
Model type Olympus OM-D E-M10 Pentax Optio S1
Category Entry-Level Mirrorless Small Sensor Compact
Announced 2014-03-18 2011-03-02
Body design SLR-style mirrorless Compact
Sensor Information
Processor TruePic VII -
Sensor type CMOS CCD
Sensor size Four Thirds 1/2.3"
Sensor dimensions 17.3 x 13mm 6.17 x 4.55mm
Sensor area 224.9mm² 28.1mm²
Sensor resolution 16MP 14MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3 and 16:9
Maximum resolution 4608 x 3456 4288 x 3216
Maximum native ISO 25600 6400
Minimum native ISO 200 80
RAW images
Autofocusing
Focus manually
Touch focus
Continuous autofocus
Single autofocus
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Total focus points 81 9
Lens
Lens support Micro Four Thirds fixed lens
Lens zoom range - 28-140mm (5.0x)
Max aperture - f/3.5-5.5
Macro focusing range - 1cm
Available lenses 107 -
Crop factor 2.1 5.8
Screen
Range of display Tilting Fixed Type
Display size 3 inches 2.7 inches
Resolution of display 1,037k dot 230k dot
Selfie friendly
Liveview
Touch functionality
Display technology TFT LCD TFT color LCD with Anti-reflective coating
Viewfinder Information
Viewfinder Electronic None
Viewfinder resolution 1,440k dot -
Viewfinder coverage 100 percent -
Viewfinder magnification 0.58x -
Features
Slowest shutter speed 60s 4s
Maximum shutter speed 1/4000s 1/1500s
Continuous shooting speed 8.0 frames per sec 1.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes -
Custom white balance
Image stabilization
Integrated flash
Flash distance 5.80 m (ISO100) 3.90 m
Flash settings Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual(1/1(FULL)~1/64) Auto, On, Off, Red-eye, Soft
Hot shoe
AE bracketing
WB bracketing
Maximum flash sync 1/250s -
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), 640 x 480 (30 fps) 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Maximum video resolution 1920x1080 1280x720
Video data format H.264, Motion JPEG Motion JPEG
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 Optional None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 396g (0.87 lbs) 157g (0.35 lbs)
Physical dimensions 119 x 82 x 46mm (4.7" x 3.2" x 1.8") 114 x 58 x 28mm (4.5" x 2.3" x 1.1")
DXO scores
DXO All around rating 72 not tested
DXO Color Depth rating 22.8 not tested
DXO Dynamic range rating 12.3 not tested
DXO Low light rating 884 not tested
Other
Battery life 320 shots 260 shots
Battery form Battery Pack Battery Pack
Battery ID BLS-5 D-LI92
Self timer Yes (12 sec., 2 sec.,custom (Waiting time 1-30sec.,Shooting interval 0.5/1/2/3sec.,Number of shots 1-10)) Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC SD/SDHC/SDXC, Internal
Storage slots 1 1
Cost at launch $600 $174