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Olympus E-M1 vs Pentax Efina

Portability
71
Imaging
53
Features
85
Overall
65
Olympus OM-D E-M1 front
 
Pentax Efina front
Portability
97
Imaging
38
Features
26
Overall
33

Olympus E-M1 vs Pentax Efina Key Specs

Olympus E-M1
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Display
  • ISO 100 - 25600
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Micro Four Thirds Mount
  • 497g - 130 x 94 x 63mm
  • Revealed October 2013
  • Newer Model is Olympus E-M1 II
Pentax Efina
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 2.5" Fixed Display
  • ISO 80 - 1600
  • Digital Image Stabilization
  • 1280 x 720 video
  • 26-130mm (F3.5-6.3) lens
  • 91g - 87 x 54 x 21mm
  • Launched June 2013
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Olympus E-M1 vs Pentax Efina Overview

In this write-up, we are evaluating the Olympus E-M1 vs Pentax Efina, one is a Pro Mirrorless and the other is a Ultracompact by competitors Olympus and Pentax. The image resolution of the E-M1 (16MP) and the Efina (14MP) is fairly well matched but the E-M1 (Four Thirds) and Efina (1/2.3") enjoy totally different sensor measurements.

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The E-M1 was released 5 months after the Efina so they are of a similar generation. Each of the cameras offer different body type with the Olympus E-M1 being a SLR-style mirrorless camera and the Pentax Efina being a Ultracompact camera.

Before delving in to a in-depth comparison, below is a quick summation of how the E-M1 matches up versus the Efina in regards to portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-M1 over the Pentax Efina

 E-M1 Efina 
Manually focus Dial precise focusing
Display typeTiltingFixed Tilting display
Display sizing3"2.5"Larger display (+0.5")
Display resolution1037k230kClearer display (+807k dot)
Touch friendly display Easily navigate

Reasons to pick Pentax Efina over the Olympus E-M1

 Efina E-M1 

Common features in the Olympus E-M1 and Pentax Efina

 E-M1 Efina 
LaunchedOctober 2013June 2013Similar generation
Selfie screen Neither includes selfie screen

Olympus E-M1 vs Pentax Efina Physical Comparison

In case you're going to travel with your camera regularly, you will have to consider its weight and volume. The Olympus E-M1 features external dimensions of 130mm x 94mm x 63mm (5.1" x 3.7" x 2.5") and a weight of 497 grams (1.10 lbs) while the Pentax Efina has sizing of 87mm x 54mm x 21mm (3.4" x 2.1" x 0.8") accompanied by a weight of 91 grams (0.20 lbs).

Compare the Olympus E-M1 vs Pentax Efina in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an Interchangeable Lens Camera will change depending on the lens you are utilising at that time. Following is the front view overall size comparison of the E-M1 compared to the Efina.

Olympus E-M1 vs Pentax Efina size comparison

Factoring in dimensions and weight, the portability grade of the E-M1 and Efina is 71 and 97 respectively.

Olympus E-M1 vs Pentax Efina top view buttons comparison

Olympus E-M1 vs Pentax Efina Sensor Comparison

Typically, it is hard to visualise the contrast between sensor dimensions simply by checking specs. The pic below will offer you a stronger sense of the sensor sizes in the E-M1 and Efina.

As you can plainly see, both the cameras offer different megapixel count and different sensor dimensions. The E-M1 because of its larger sensor will make achieving shallower DOF less difficult and the Olympus E-M1 will give more detail as a result of its extra 2 Megapixels. Greater resolution can also make it easier to crop photos a little more aggressively.

Olympus E-M1 vs Pentax Efina sensor size comparison

Olympus E-M1 vs Pentax Efina Screen and ViewFinder

Olympus E-M1 vs Pentax Efina Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Olympus E-M1 Portrait photography information
Pentax Efina Portrait photography information
71
has manual focus
great flash sync speed (1/320s)
resolution is good (16 megapixels)
sensor size is decent (Four Thirds)
provides face detection focus
saves RAW formats
34
megapixel count good (14 megapixels)
provides face detect focus
focusing manually not possible
manual mode not available
can't use external flash
sensor is small (1/2.3")
doesn't have RAW format
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Street Comparison

Olympus E-M1 Street photography factors
Pentax Efina Street photography factors
78
screen tilts
has image stabilization (Sensor based 5-axis)
sensor size is decent (Four Thirds)
saves RAW formats
features focus via touch
environment sealing
lighter than competition in class (497g)
very good ISO range (25,600)
64
built in image stabilization (Digital)
lighter than competitors in class (91 grams)
screen does not articulate
sensor is small (1/2.3")
doesn't have RAW format
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Sports Comparison

Olympus E-M1 as a Sports photography camera
Pentax Efina as a Sports photography camera
70
max shutter speed is good (1/8,000 seconds)
has image stabilization (Sensor based 5-axis)
resolution is good (16 megapixels)
sensor size is decent (Four Thirds)
provides tracking autofocus
environment sealing
supports phase detect auto focus
bad battery (350 shots)
35
built in image stabilization (Digital)
megapixel count good (14MP)
max shutter speed is low (1/1,400s)
no shutter priority mode
sensor is small (1/2.3")
doesn't have phase detect auto focus
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Travel Comparison

Olympus E-M1 Travel photography info
Pentax Efina Travel photography info
65
lighter than competition in class (497 grams)
environment sealing
features focus via touch
resolution is good (16 megapixels)
bad battery (350 per charge)
doesn't contain selfie friendly display
69
lighter than competitors in class (91g)
megapixel count good (14 megapixels)
has built in flash
relatively wide (26mm)
does not have Timelapse mode
display isn't selfie friendly
sluggish max aperture (f3.5)
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Landscape Comparison

Olympus E-M1 Landscape photography info
Pentax Efina Landscape photography info
73
has manual focus
switch lenses (Micro Four Thirds mount)
screen is a good size (3 inch)
has image stabilization (Sensor based 5-axis)
resolution is good (16MP)
sensor size is decent (Four Thirds)
very good ISO range (25,600)
saves RAW formats
environment sealing
bad battery (350 shots)
38
relatively wide (26mm)
built in image stabilization (Digital)
megapixel count good (14 megapixels)
focusing manually not possible
lens is fixed (fixed lens mount)
sluggish max aperture (f3.5)
screen is somewhat small (2.5 inches)
manual mode not available
sensor is small (1/2.3")
doesn't have RAW format
does not have Timelapse mode
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Vlogging Comparison

Olympus E-M1 Vlogging highlights
Pentax Efina Vlogging highlights
36
touchscreen capability
has image stabilization (Sensor based 5-axis)
provides face detection focus
video resolution high (1920 x 1080 pixels)
comes with external microphone port
lighter than competition in class (497 grams)
doesn't contain selfie friendly display
33
relatively wide (26mm)
built in image stabilization (Digital)
provides face detect focus
lighter than competitors in class (91 grams)
sluggish max aperture (f3.5)
display isn't selfie friendly
low quality video (1280 x 720 resolution)
does not have microphone support
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Olympus E-M1 vs Pentax Efina Specifications

Detailed spec comparison table for Olympus E-M1 and Pentax Efina
 Olympus OM-D E-M1Pentax Efina
General Information
Brand Name Olympus Pentax
Model Olympus OM-D E-M1 Pentax Efina
Category Pro Mirrorless Ultracompact
Revealed 2013-10-28 2013-06-03
Physical type SLR-style mirrorless Ultracompact
Sensor Information
Processor Chip TruePIC VII -
Sensor type CMOS CCD
Sensor size Four Thirds 1/2.3"
Sensor measurements 17.3 x 13mm 6.17 x 4.55mm
Sensor area 224.9mm² 28.1mm²
Sensor resolution 16 megapixel 14 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3, 3:2 and 16:9
Highest Possible resolution 4608 x 3456 4288 x 3216
Maximum native ISO 25600 1600
Lowest native ISO 100 80
RAW images
Autofocusing
Manual focus
Touch to focus
Continuous AF
Single AF
AF tracking
Selective AF
Center weighted AF
AF multi area
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 81 -
Cross focus points - -
Lens
Lens mounting type Micro Four Thirds fixed lens
Lens focal range - 26-130mm (5.0x)
Maximal aperture - f/3.5-6.3
Macro focus range - 20cm
Total lenses 107 -
Focal length multiplier 2.1 5.8
Screen
Display type Tilting Fixed Type
Display sizing 3 inches 2.5 inches
Display resolution 1,037 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch display
Display tech - QVGA TFT LCD
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 2,360 thousand dots -
Viewfinder coverage 100% -
Viewfinder magnification 0.74x -
Features
Min shutter speed 60 secs 1/8 secs
Max shutter speed 1/8000 secs 1/1400 secs
Continuous shutter rate 10.0fps -
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes -
Change WB
Image stabilization
Inbuilt flash
Flash range no built-in flash 4.10 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 Auto, Auto Red-eye Reduction, Forced On, Forced Off
External flash
AEB
White balance bracketing
Max flash synchronize 1/320 secs -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1920 x 1080 (30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps) 1280 x 720, 640 x 480
Maximum video resolution 1920x1080 1280x720
Video file format H.264, Motion JPEG -
Microphone support
Headphone support
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 sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 497g (1.10 lbs) 91g (0.20 lbs)
Dimensions 130 x 94 x 63mm (5.1" x 3.7" x 2.5") 87 x 54 x 21mm (3.4" x 2.1" x 0.8")
DXO scores
DXO Overall score 73 not tested
DXO Color Depth score 23.0 not tested
DXO Dynamic range score 12.7 not tested
DXO Low light score 757 not tested
Other
Battery life 350 pictures 200 pictures
Type of battery Battery Pack Battery Pack
Battery model BLN-1 D-LI109
Self timer Yes (2 or 12 secs, custom) Yes
Time lapse shooting
Type of storage SD/SDHC/SDXC SC/SDHC, Internal
Card slots Single Single
Retail price $799 $10