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Pentax K-01 vs Sigma DP2 Merrill

Portability
76
Imaging
57
Features
68
Overall
61
Pentax K-01 front
 
Sigma DP2 Merrill front
Portability
83
Imaging
56
Features
33
Overall
46

Pentax K-01 vs Sigma DP2 Merrill Key Specs

Pentax K-01
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 12800 (Raise to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 561g - 122 x 79 x 58mm
  • Revealed May 2012
Sigma DP2 Merrill
(Full Review)
  • 15MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 6400
  • 640 x 480 video
  • 50mm (F2.8) lens
  • 330g - 122 x 67 x 59mm
  • Launched February 2012
  • Earlier Model is Sigma DP1 Merrill
  • Replacement is Sigma DP3 Merrill
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Pentax K-01 vs Sigma DP2 Merrill Overview

Here, we are reviewing the Pentax K-01 and Sigma DP2 Merrill, former being a Entry-Level Mirrorless while the other is a Large Sensor Compact by brands Pentax and Sigma. The image resolution of the K-01 (16MP) and the DP2 Merrill (15MP) is very well matched and both cameras offer the identical sensor measurements (APS-C).

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The K-01 was manufactured 4 months later than the DP2 Merrill which means that they are both of a similar age. The two cameras feature different body design with the Pentax K-01 being a SLR-style mirrorless camera and the Sigma DP2 Merrill being a Large Sensor Compact camera.

Before delving into a in depth comparison, here is a quick introduction of how the K-01 grades versus the DP2 Merrill for portability, imaging, features and an overall grade.

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Reasons to pick Pentax K-01 over the Sigma DP2 Merrill

 K-01 DP2 Merrill 
Display resolution921k920kClearer display (+1k dot)

Reasons to pick Sigma DP2 Merrill over the Pentax K-01

 DP2 Merrill K-01 

Common features in the Pentax K-01 and Sigma DP2 Merrill

 K-01 DP2 Merrill 
LaunchedMay 2012February 2012Similar age
Manually focus Very precise focusing
Display typeFixed Fixed Fixed display
Display size3"3"Same display measurements
Selfie screen Lack of selfie screen
Touch display Lack of Touch display

Pentax K-01 vs Sigma DP2 Merrill Physical Comparison

In case you're planning to lug around your camera, you need to think about its weight and size. The Pentax K-01 comes with outer dimensions of 122mm x 79mm x 58mm (4.8" x 3.1" x 2.3") with a weight of 561 grams (1.24 lbs) and the Sigma DP2 Merrill has specifications of 122mm x 67mm x 59mm (4.8" x 2.6" x 2.3") accompanied by a weight of 330 grams (0.73 lbs).

Analyze the Pentax K-01 and Sigma DP2 Merrill in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will change based on the lens you have attached at the time. Here is a front view measurement comparison of the K-01 versus the DP2 Merrill.

Pentax K-01 vs Sigma DP2 Merrill size comparison

Considering dimensions and weight, the portability grade of the K-01 and DP2 Merrill is 76 and 83 respectively.

Pentax K-01 vs Sigma DP2 Merrill top view buttons comparison

Pentax K-01 vs Sigma DP2 Merrill Sensor Comparison

Typically, it is very tough to see the contrast between sensor measurements just by looking at technical specs. The photograph below will help offer you a more clear sense of the sensor dimensions in the K-01 and DP2 Merrill.

As you have seen, each of the cameras come with the identical sensor size but not the same resolution. You can expect to see the Pentax K-01 to resolve more detail due to its extra 1MP. Greater resolution will help you crop photos a good deal more aggressively.

Pentax K-01 vs Sigma DP2 Merrill sensor size comparison

Pentax K-01 vs Sigma DP2 Merrill Screen and ViewFinder

Pentax K-01 vs Sigma DP2 Merrill Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Pentax K-01 Portrait photography advice
Sigma DP2 Merrill Portrait photography advice
74
has manual focus
good MP (16MP)
decent sensor size (APS-C)
has face detection autofocus
saves RAW files
73
manual focus
megapixel count good (15 megapixels)
sensor size is good (APS-C)
delivers RAW files
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Street Comparison

Pentax K-01 Street photography information
Sigma DP2 Merrill Street photography information
66
image stabilization (Sensor based)
decent sensor size (APS-C)
saves RAW files
no articulating screen
more heavy than average in class (561 grams)
65
sensor size is good (APS-C)
delivers RAW files
no moving screen
lack of image stabilization
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Sports Comparison

Pentax K-01 Sports photography highlights
Sigma DP2 Merrill Sports photography highlights
61
image stabilization (Sensor based)
good MP (16MP)
decent sensor size (APS-C)
better than average battery (540 shots)
max frames per second low (6.0 frames per second)
lack of phase detect autofocus
44
megapixel count good (15 megapixels)
sensor size is good (APS-C)
fixed focal length (50mm)
max frames per second very slow (4.0 frames per second)
lack of image stabilization
doesn't have phase detect auto focus
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Travel Comparison

Pentax K-01 Travel photography features
Sigma DP2 Merrill Travel photography features
65
better than average battery (540 CIPA)
good MP (16 megapixels)
flash built-in
more heavy than average in class (561 grams)
doesn't posses selfie friendly display
54
megapixel count good (15 megapixels)
lack of Timelapse mode
does not posses selfie friendly display
somewhat slow max aperture (f2.8)
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Landscape Comparison

Pentax K-01 Landscape photography highlights
Sigma DP2 Merrill Landscape photography highlights
80
has manual focus
interchangeable lenses (Pentax KAF2 mount)
screen size is good (3 inches)
image stabilization (Sensor based)
good MP (16 megapixels)
decent sensor size (APS-C)
saves RAW files
better than average battery (540 CIPA)
55
manual focus
pretty good screen size (3 inch)
megapixel count good (15 megapixels)
sensor size is good (APS-C)
delivers RAW files
cannot swap lens (fixed lens mount)
fixed focal length (50mm)
somewhat slow max aperture (f2.8)
lack of image stabilization
lack of Timelapse mode
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Vlogging Comparison

Vlogging with Pentax K-01
Vlogging with Sigma DP2 Merrill
34
image stabilization (Sensor based)
has face detection autofocus
great video quality (1920 x 1080 resolution)
includes external microphone support
doesn't posses selfie friendly display
more heavy than average in class (561 grams)
22
somewhat slow max aperture (f2.8)
does not posses selfie friendly display
lack of image stabilization
video resolution low (640 x 480 resolution)
lack of microphone support
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Pentax K-01 vs Sigma DP2 Merrill Specifications

Detailed spec comparison table for Pentax K-01 and Sigma DP2 Merrill
 Pentax K-01Sigma DP2 Merrill
General Information
Brand Name Pentax Sigma
Model Pentax K-01 Sigma DP2 Merrill
Class Entry-Level Mirrorless Large Sensor Compact
Revealed 2012-05-30 2012-02-08
Physical type SLR-style mirrorless Large Sensor Compact
Sensor Information
Processor Chip - Dual TRUE II engine
Sensor type CMOS CMOS (Foveon X3)
Sensor size APS-C APS-C
Sensor measurements 23.7 x 15.7mm 24 x 16mm
Sensor area 372.1mm² 384.0mm²
Sensor resolution 16 megapixels 15 megapixels
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 -
Peak resolution 4928 x 3264 4704 x 3136
Highest native ISO 12800 6400
Highest enhanced ISO 25600 -
Min native ISO 100 100
RAW photos
Autofocusing
Manual focus
AF touch
Continuous AF
Single AF
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points 81 -
Lens
Lens mounting type Pentax KAF2 fixed lens
Lens focal range - 50mm (1x)
Maximum aperture - f/2.8
Total lenses 151 -
Crop factor 1.5 1.5
Screen
Type of display Fixed Type Fixed Type
Display sizing 3 inches 3 inches
Resolution of display 921 thousand dots 920 thousand dots
Selfie friendly
Liveview
Touch function
Display tech TFT LCD monitor -
Viewfinder Information
Viewfinder type None None
Features
Minimum shutter speed 30s -
Fastest shutter speed 1/4000s -
Continuous shutter rate 6.0 frames/s 4.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash range 12.00 m (at ISO 100) no built-in flash
Flash modes Auto, On, Off, Red-eye, Slow-speed Sync, Trailing Curtain Sync no built-in flash
Hot shoe
Auto exposure bracketing
White balance bracketing
Fastest flash synchronize 1/180s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1920 x 1080 (30, 25, 24 fps),1280 x 720 (60, 50, 30, 25, 24 fps), 640 x 480 (30, 25, 24 fps) 640x480
Highest video resolution 1920x1080 640x480
Video data format MPEG-4, H.264 Motion JPEG
Microphone support
Headphone support
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 561 gr (1.24 pounds) 330 gr (0.73 pounds)
Physical dimensions 122 x 79 x 58mm (4.8" x 3.1" x 2.3") 122 x 67 x 59mm (4.8" x 2.6" x 2.3")
DXO scores
DXO Overall score 79 not tested
DXO Color Depth score 23.7 not tested
DXO Dynamic range score 12.9 not tested
DXO Low light score 1135 not tested
Other
Battery life 540 photographs -
Style of battery Battery Pack -
Battery model D-LI90 -
Self timer Yes (2 or 12 sec) -
Time lapse recording
Storage type SD/SDHC/SDXC -
Card slots 1 1
Price at release $899 $931