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Sigma DP3 Merrill vs Sony A77

Portability
83
Imaging
57
Features
33
Overall
47
Sigma DP3 Merrill front
 
Sony SLT-A77 front
Portability
59
Imaging
64
Features
83
Overall
71

Sigma DP3 Merrill vs Sony A77 Key Specs

Sigma DP3 Merrill
(Full Review)
  • 15MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 6400
  • 640 x 480 video
  • 75mm (F2.8) lens
  • 330g - 122 x 67 x 59mm
  • Revealed January 2013
  • Older Model is Sigma DP2 Merrill
Sony A77
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • ISO 50 - 16000 (Raise to 25600)
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 732g - 143 x 104 x 81mm
  • Released October 2011
  • Previous Model is Sony A700
  • Replacement is Sony A77 II
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Sigma DP3 Merrill vs Sony A77 Overview

Here, we will be looking at the Sigma DP3 Merrill versus Sony A77, former is a Large Sensor Compact while the latter is a Advanced DSLR by competitors Sigma and Sony. There exists a substantial gap among the sensor resolutions of the DP3 Merrill (15MP) and A77 (24MP) but both cameras posses the identical sensor measurements (APS-C).

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The DP3 Merrill was unveiled 15 months after the A77 which makes them a generation away from one another. Each of the cameras feature different body design with the Sigma DP3 Merrill being a Large Sensor Compact camera and the Sony A77 being a Mid-size SLR camera.

Before diving straight to a comprehensive comparison, here is a brief summation of how the DP3 Merrill matches up against the A77 with regard to portability, imaging, features and an overall mark.

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Reasons to pick Sigma DP3 Merrill over the Sony A77

 DP3 Merrill A77 
ReleasedJanuary 2013October 2011Newer by 15 months

Reasons to pick Sony A77 over the Sigma DP3 Merrill

 A77 DP3 Merrill 
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen resolution921k920kSharper screen (+1k dot)
Selfie screen Take selfies

Common features in the Sigma DP3 Merrill and Sony A77

 DP3 Merrill A77 
Manually focus More precise focus
Screen size3"3"Same screen measurements
Touch friendly screen Neither has Touch friendly screen

Sigma DP3 Merrill vs Sony A77 Physical Comparison

For anybody who is going to travel with your camera often, you're going to have to think about its weight and measurements. The Sigma DP3 Merrill has physical dimensions of 122mm x 67mm x 59mm (4.8" x 2.6" x 2.3") with a weight of 330 grams (0.73 lbs) whilst the Sony A77 has proportions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") with a weight of 732 grams (1.61 lbs).

Check out the Sigma DP3 Merrill versus Sony A77 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will differ based on the lens you are employing at the time. The following is a front view proportions comparison of the DP3 Merrill compared to the A77.

Sigma DP3 Merrill vs Sony A77 size comparison

Considering dimensions and weight, the portability score of the DP3 Merrill and A77 is 83 and 59 respectively.

Sigma DP3 Merrill vs Sony A77 top view buttons comparison

Sigma DP3 Merrill vs Sony A77 Sensor Comparison

Sometimes, it can be tough to see the difference in sensor dimensions just by viewing a spec sheet. The pic here should give you a more clear sense of the sensor dimensions in the DP3 Merrill and A77.

Clearly, each of the cameras come with the identical sensor size albeit not the same MP. You can count on the Sony A77 to result in extra detail having an extra 9 Megapixels. Higher resolution will allow you to crop pictures a good deal more aggressively. The newer DP3 Merrill is going to have an edge when it comes to sensor innovation.

Sigma DP3 Merrill vs Sony A77 sensor size comparison

Sigma DP3 Merrill vs Sony A77 Screen and ViewFinder

Sigma DP3 Merrill vs Sony A77 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sigma DP3 Merrill Portrait photography details
Sony A77 Portrait photography details
74
focusing manually
sensor resolution is decent (15 megapixels)
good sensor size (APS-C)
exports RAW formats
78
you can focus manually
good resolution (24MP)
sensor size is good (APS-C)
features face detection focusing
supports RAW formats
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Street Comparison

Sigma DP3 Merrill Street photography factors
Sony A77 Street photography factors
65
good sensor size (APS-C)
exports RAW formats
no articulating screen
lack of image stabilization
75
screen articulates fully
built in image stabilization (Sensor based)
sensor size is good (APS-C)
supports RAW formats
environment sealing
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Sports Comparison

Sigma DP3 Merrill Sports photography features
Sony A77 Sports photography features
45
sensor resolution is decent (15 megapixels)
good sensor size (APS-C)
can't change focal length (75mm)
painfully slow continuous shooting (4.0 fps)
lack of image stabilization
lack of phase detect autofocus
74
max shutter speed is good (1/8,000s)
built in image stabilization (Sensor based)
good resolution (24 megapixels)
sensor size is good (APS-C)
environment sealing
comes with phase detect AF
not so great battery pack (470 per charge)
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Travel Comparison

Sigma DP3 Merrill Travel photography information
Sony A77 Travel photography information
54
sensor resolution is decent (15MP)
no Time Lapse function
doesn't have selfie friendly screen
sluggish max aperture (f2.8)
63
environment sealing
good resolution (24 megapixels)
has built in flash
selfie friendly screen
no Timelapse mode
not so great battery pack (470 per charge)
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Landscape Comparison

Sigma DP3 Merrill Landscape photography highlights
Sony A77 Landscape photography highlights
56
focusing manually
screen is a decent size (3 inches)
sensor resolution is decent (15MP)
good sensor size (APS-C)
exports RAW formats
lens is fixed (fixed lens mount)
can't change focal length (75mm)
sluggish max aperture (f2.8)
lack of image stabilization
no Time Lapse function
71
you can focus manually
interchangeable lenses (Sony/Minolta Alpha mount)
good sized screen (3")
built in image stabilization (Sensor based)
good resolution (24MP)
sensor size is good (APS-C)
supports RAW formats
environment sealing
not so great battery pack (470 per charge)
no Timelapse mode
Photography Glossary

Vlogging Comparison

Sigma DP3 Merrill Vlogging info
Sony A77 Vlogging info
22
sluggish max aperture (f2.8)
doesn't have selfie friendly screen
lack of image stabilization
low video resolution (640 x 480 pixels)
no mic jack
76
selfie friendly screen
built in image stabilization (Sensor based)
features face detection focusing
video resolution high (1920 x 1080 resolution)
does have external microphone socket
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Sigma DP3 Merrill vs Sony A77 Specifications

Detailed spec comparison table for Sigma DP3 Merrill and Sony A77
 Sigma DP3 MerrillSony SLT-A77
General Information
Brand Name Sigma Sony
Model type Sigma DP3 Merrill Sony SLT-A77
Type Large Sensor Compact Advanced DSLR
Revealed 2013-01-08 2011-10-25
Physical type Large Sensor Compact Mid-size SLR
Sensor Information
Chip Dual TRUE II engine Bionz
Sensor type CMOS (Foveon X3) CMOS
Sensor size APS-C APS-C
Sensor measurements 24 x 16mm 23.5 x 15.6mm
Sensor surface area 384.0mm² 366.6mm²
Sensor resolution 15 megapixel 24 megapixel
Anti alias filter
Aspect ratio - 3:2 and 16:9
Highest Possible resolution 4704 x 3136 6000 x 4000
Maximum native ISO 6400 16000
Maximum enhanced ISO - 25600
Minimum native ISO 100 50
RAW pictures
Autofocusing
Manual focusing
Autofocus touch
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 - 19
Cross type focus points - 11
Lens
Lens support fixed lens Sony/Minolta Alpha
Lens zoom range 75mm (1x) -
Highest aperture f/2.8 -
Amount of lenses - 143
Focal length multiplier 1.5 1.5
Screen
Type of display Fixed Type Fully Articulated
Display diagonal 3 inch 3 inch
Resolution of display 920 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 2,359 thousand dots
Viewfinder coverage - 100%
Viewfinder magnification - 0.73x
Features
Min shutter speed - 30s
Max shutter speed - 1/8000s
Continuous shutter rate 4.0 frames/s 12.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change white balance
Image stabilization
Built-in flash
Flash distance no built-in flash 12.00 m
Flash options no built-in flash Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
AE bracketing
WB bracketing
Max flash synchronize - 1/250s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 640 x 480 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Maximum video resolution 640x480 1920x1080
Video format Motion JPEG MPEG-4, AVCHD, H.264
Microphone port
Headphone port
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None BuiltIn
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 330g (0.73 lbs) 732g (1.61 lbs)
Physical dimensions 122 x 67 x 59mm (4.8" x 2.6" x 2.3") 143 x 104 x 81mm (5.6" x 4.1" x 3.2")
DXO scores
DXO Overall rating not tested 78
DXO Color Depth rating not tested 24.0
DXO Dynamic range rating not tested 13.2
DXO Low light rating not tested 801
Other
Battery life - 470 images
Form of battery - Battery Pack
Battery ID - NP-FM500H
Self timer - Yes (2 or 10 sec)
Time lapse recording
Storage type - SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots One One
Cost at release $1,353 $900