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Sigma SD1 Merrill vs Sony A77 II

Portability
57
Imaging
56
Features
45
Overall
51
Sigma SD1 Merrill front
 
Sony SLT-A77 II front
Portability
62
Imaging
66
Features
85
Overall
73

Sigma SD1 Merrill vs Sony A77 II Key Specs

Sigma SD1 Merrill
(Full Review)
  • 15MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • No Video
  • Sigma SA Mount
  • 790g - 146 x 113 x 80mm
  • Introduced April 2012
  • Earlier Model is Sigma SD1
Sony A77 II
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • ISO 50 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 647g - 143 x 104 x 81mm
  • Announced May 2014
  • Older Model is Sony A77
Photography Glossary

Sigma SD1 Merrill vs Sony A77 II Overview

On this page, we will be looking at the Sigma SD1 Merrill vs Sony A77 II, both Advanced DSLR cameras by rivals Sigma and Sony. There is a significant difference among the sensor resolutions of the SD1 Merrill (15MP) and A77 II (24MP) but both cameras offer the same sensor size (APS-C).

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The SD1 Merrill was brought out 3 years before the A77 II and that is a fairly sizable gap as far as camera tech is concerned. The two cameras have the same body design (Mid-size SLR).

Before getting into a more detailed comparison, here is a concise summary of how the SD1 Merrill grades against the A77 II in relation to portability, imaging, features and an overall rating.

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Reasons to pick Sigma SD1 Merrill over the Sony A77 II

 SD1 Merrill A77 II 

Reasons to pick Sony A77 II over the Sigma SD1 Merrill

 A77 II SD1 Merrill 
AnnouncedMay 2014April 2012Fresher by 25 months
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen resolution1229k460kCrisper screen (+769k dot)
Selfie screen Take selfies

Common features in the Sigma SD1 Merrill and Sony A77 II

 SD1 Merrill A77 II 
Manually focus Very exact focusing
Screen dimensions3"3"Equal screen size
Touch friendly screen Neither has Touch friendly screen

Sigma SD1 Merrill vs Sony A77 II Physical Comparison

If you're aiming to carry your camera regularly, you will have to factor in its weight and measurements. The Sigma SD1 Merrill has exterior measurements of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") along with a weight of 790 grams (1.74 lbs) whilst the Sony A77 II has proportions of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") with a weight of 647 grams (1.43 lbs).

Examine the Sigma SD1 Merrill vs Sony A77 II in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will vary based on the lens you are utilising at that time. Here is a front view dimension comparison of the SD1 Merrill vs the A77 II.

Sigma SD1 Merrill vs Sony A77 II size comparison

Looking at size and weight, the portability grade of the SD1 Merrill and A77 II is 57 and 62 respectively.

Sigma SD1 Merrill vs Sony A77 II top view buttons comparison

Sigma SD1 Merrill vs Sony A77 II Sensor Comparison

Often, its difficult to see the contrast in sensor sizing purely by going through specs. The visual underneath should give you a more clear sense of the sensor measurements in the SD1 Merrill and A77 II.

As you can plainly see, both cameras have the same sensor dimensions albeit not the same MP. You should count on the Sony A77 II to produce extra detail having its extra 9 Megapixels. Higher resolution can also enable you to crop pictures a bit more aggressively. The older SD1 Merrill will be disadvantaged when it comes to sensor tech.

Sigma SD1 Merrill vs Sony A77 II sensor size comparison

Sigma SD1 Merrill vs Sony A77 II Screen and ViewFinder

Sigma SD1 Merrill vs Sony A77 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Sigma SD1 Merrill
Portrait photography with Sony A77 II
65
manual focus
decent MP (15MP)
sensor size is good (APS-C)
delivers RAW formats
no liveview feature
79
manual focus
decent MP (24MP)
sensor size is decent (APS-C)
offers face detect focus
supports RAW formats
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Street Comparison

Sigma SD1 Merrill Street photography features
Sony A77 II Street photography features
57
sensor size is good (APS-C)
delivers RAW formats
environment proof
no moving screen
no image stabilization
76
screen can move to multiple angles
has image stabilization (Sensor based)
sensor size is decent (APS-C)
supports RAW formats
environment proof
great high ISO (25,600)
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Sports Comparison

Sigma SD1 Merrill Sports photography advice
Sony A77 II Sports photography advice
61
decent MP (15MP)
sensor size is good (APS-C)
environment proof
comes with phase detect autofocus
no liveview feature
no image stabilization
76
great max shutter speed (1/8,000s)
has image stabilization (Sensor based)
decent MP (24 megapixels)
sensor size is decent (APS-C)
offers tracking focus
environment proof
has phase detect auto focus
not so great battery pack (480 shots)
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Travel Comparison

Sigma SD1 Merrill Travel photography highlights
Sony A77 II Travel photography highlights
54
environment proof
decent MP (15MP)
doesn't have Time Lapse mode
does not contain selfie friendly screen
64
environment proof
decent MP (24MP)
flash built-in
screen is selfie friendly
missing Timelapse function
not so great battery pack (480 CIPA)
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Landscape Comparison

Sigma SD1 Merrill Landscape photography info
Sony A77 II Landscape photography info
63
manual focus
swap lenses (Sigma SA mount)
screen is a decent size (3")
decent MP (15 megapixels)
sensor size is good (APS-C)
delivers RAW formats
environment proof
no liveview feature
no image stabilization
doesn't have Time Lapse mode
73
manual focus
swap lenses (Sony/Minolta Alpha mount)
screen is a decent size (3 inches)
has image stabilization (Sensor based)
decent MP (24MP)
sensor size is decent (APS-C)
great high ISO (25,600)
supports RAW formats
environment proof
not so great battery pack (480 shots)
missing Timelapse function
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Vlogging Comparison

Vlogging with Sigma SD1 Merrill
Vlogging with Sony A77 II
9
can't record video
78
screen is selfie friendly
has image stabilization (Sensor based)
offers face detect focus
great video quality (1920 x 1080 pxls)
has microphone support
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Sigma SD1 Merrill vs Sony A77 II Specifications

Detailed spec comparison table for Sigma SD1 Merrill and Sony A77 II
 Sigma SD1 MerrillSony SLT-A77 II
General Information
Company Sigma Sony
Model type Sigma SD1 Merrill Sony SLT-A77 II
Type Advanced DSLR Advanced DSLR
Introduced 2012-04-10 2014-05-21
Physical type Mid-size SLR Mid-size SLR
Sensor Information
Processor Dual True II Bionz X
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 15MP 24MP
Anti alias filter
Aspect ratio - 3:2 and 16:9
Highest Possible resolution 4800 x 3200 6000 x 4000
Maximum native ISO 6400 25600
Lowest native ISO 100 50
RAW photos
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Total focus points - 79
Cross type focus points - 15
Lens
Lens mount type Sigma SA Sony/Minolta Alpha
Available lenses 76 143
Focal length multiplier 1.5 1.5
Screen
Type of screen Fixed Type Fully Articulated
Screen size 3 inch 3 inch
Resolution of screen 460k dots 1,229k dots
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder Optical (pentaprism) Electronic
Viewfinder resolution - 2,359k dots
Viewfinder coverage 96 percent 100 percent
Viewfinder magnification 0.64x 0.73x
Features
Min shutter speed - 30s
Max shutter speed - 1/8000s
Continuous shutter rate - 12.0 frames per second
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Built-in flash
Flash distance no built-in flash 12.00 m (at ISO 100)
Flash modes no built-in flash Auto, fill, rear sync, slow sync
Hot shoe
AE bracketing
WB bracketing
Max flash synchronize - 1/250s
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions - 1920 x 1080 (60p, 60i, 30p), 1440 x 1080 (30p), 640 x 480 (30p)
Maximum video resolution None 1920x1080
Video data format - MPEG-4, AVCHD, XAVC S
Microphone support
Headphone support
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 790 grams (1.74 lb) 647 grams (1.43 lb)
Physical dimensions 146 x 113 x 80mm (5.7" x 4.4" x 3.1") 143 x 104 x 81mm (5.6" x 4.1" x 3.2")
DXO scores
DXO Overall rating not tested 82
DXO Color Depth rating not tested 24.4
DXO Dynamic range rating not tested 13.4
DXO Low light rating not tested 1013
Other
Battery life - 480 photos
Battery style - Battery Pack
Battery ID - NP-FM500H
Self timer Yes Yes (Yes (2 or 12 sec))
Time lapse recording
Type of storage Compact Flash (Type I, UDMA compatible) SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Card slots Single Single
Launch cost $2,339 $1,198