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Sigma DP2 Merrill vs Sony A7R IV

Portability
83
Imaging
56
Features
33
Overall
46
Sigma DP2 Merrill front
 
Sony Alpha A7R IV front
Portability
62
Imaging
80
Features
93
Overall
85

Sigma DP2 Merrill vs Sony A7R IV Key Specs

Sigma DP2 Merrill
(Full Review)
  • 15MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • 640 x 480 video
  • 50mm (F2.8) lens
  • 330g - 122 x 67 x 59mm
  • Released February 2012
  • Succeeded the Sigma DP1 Merrill
  • Renewed by Sigma DP3 Merrill
Sony A7R IV
(Full Review)
  • 61MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 100 - 32000 (Boost to 102800)
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 665g - 129 x 96 x 78mm
  • Released July 2019
  • Earlier Model is Sony A7R III
  • Replacement is Sony A7R V
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Sigma DP2 Merrill vs Sony A7R IV Overview

Lets look a little more in depth at the Sigma DP2 Merrill and Sony A7R IV, one being a Large Sensor Compact and the other is a Pro Mirrorless by manufacturers Sigma and Sony. There exists a significant gap among the image resolutions of the DP2 Merrill (15MP) and A7R IV (61MP) and the DP2 Merrill (APS-C) and A7R IV (Full frame) come with totally different sensor size.

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The DP2 Merrill was revealed 8 years prior to the A7R IV and that is a fairly sizable gap as far as camera technology is concerned. Both of the cameras offer different body type with the Sigma DP2 Merrill being a Large Sensor Compact camera and the Sony A7R IV being a SLR-style mirrorless camera.

Before getting through a in-depth comparison, below is a short summary of how the DP2 Merrill matches up against the A7R IV with regard to portability, imaging, features and an overall grade.

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Reasons to pick Sigma DP2 Merrill over the Sony A7R IV

 DP2 Merrill A7R IV 

Reasons to pick Sony A7R IV over the Sigma DP2 Merrill

 A7R IV DP2 Merrill 
ReleasedJuly 2019February 2012More recent by 90 months
Display typeTiltingFixed Tilting display
Display resolution1440k920kSharper display (+520k dot)
Touch friendly display Easily navigate

Common features in the Sigma DP2 Merrill and Sony A7R IV

 DP2 Merrill A7R IV 
Focus manually More precise focus
Display sizing3"3"Equivalent display size
Selfie screen Neither features selfie screen

Sigma DP2 Merrill vs Sony A7R IV Physical Comparison

If you're going to lug around your camera frequently, you'll have to consider its weight and volume. The Sigma DP2 Merrill enjoys external dimensions of 122mm x 67mm x 59mm (4.8" x 2.6" x 2.3") having a weight of 330 grams (0.73 lbs) whilst the Sony A7R IV has sizing of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") along with a weight of 665 grams (1.47 lbs).

Compare the Sigma DP2 Merrill and Sony A7R IV in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an Interchangeable Lens Camera will differ based on the lens you use at the time. Following is the front view size comparison of the DP2 Merrill and the A7R IV.

Sigma DP2 Merrill vs Sony A7R IV size comparison

Taking into consideration dimensions and weight, the portability grade of the DP2 Merrill and A7R IV is 83 and 62 respectively.

Sigma DP2 Merrill vs Sony A7R IV top view buttons comparison

Sigma DP2 Merrill vs Sony A7R IV Sensor Comparison

Sometimes, it's tough to envision the contrast in sensor measurements only by going through a spec sheet. The visual here will offer you a stronger sense of the sensor dimensions in the DP2 Merrill and A7R IV.

Clearly, both of these cameras offer different megapixel count and different sensor measurements. The DP2 Merrill having a smaller sensor will make achieving shallow depth of field more challenging and the Sony A7R IV will produce more detail because of its extra 46MP. Greater resolution will let you crop photos a little more aggressively. The older DP2 Merrill will be disadvantaged when it comes to sensor technology.

Sigma DP2 Merrill vs Sony A7R IV sensor size comparison

Sigma DP2 Merrill vs Sony A7R IV Screen and ViewFinder

Sigma DP2 Merrill vs Sony A7R IV Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sigma DP2 Merrill as a Portrait photography camera
Sony A7R IV as a Portrait photography camera
73
you can focus manually
MP count decent (15MP)
nice sensor size (APS-C)
saves RAW formats
88
you can focus manually
amazing megapixels (61 megapixels)
great sensor size (Full frame)
has face detection focus
saves RAW formats
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Street Comparison

Sigma DP2 Merrill as a Street photography camera
Sony A7R IV as a Street photography camera
65
nice sensor size (APS-C)
saves RAW formats
no moving screen
lack of image stabilization
79
screen tilts up and down
built in image stabilization (Sensor based 5-axis)
great sensor size (Full frame)
saves RAW formats
features touch to focus
environment proofing
great ISO range (32,000)
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Sports Comparison

Sigma DP2 Merrill Sports photography features
Sony A7R IV Sports photography features
44
MP count decent (15 megapixels)
nice sensor size (APS-C)
fixed focal length (50mm)
max fps low (4.0 fps)
lack of image stabilization
does not have phase detect auto focus
90
great max shutter speed (1/8,000 seconds)
built in image stabilization (Sensor based 5-axis)
amazing megapixels (61MP)
great sensor size (Full frame)
has tracking autofocus
environment proofing
better than average battery (670 CIPA)
supports phase detect auto focus
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Travel Comparison

Sigma DP2 Merrill as a Travel photography camera
Sony A7R IV as a Travel photography camera
54
MP count decent (15MP)
no Timelapse function
doesn't contain selfie friendly screen
sluggish maximum aperture (f2.8)
74
better than average battery (670 CIPA)
environment proofing
supports bluetooth
features touch to focus
amazing megapixels (61 megapixels)
doesn't offer selfie friendly screen
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Landscape Comparison

Sigma DP2 Merrill Landscape photography factors
Sony A7R IV Landscape photography factors
55
you can focus manually
nice screen size (3")
MP count decent (15MP)
nice sensor size (APS-C)
saves RAW formats
lens is fixed (fixed lens mount)
fixed focal length (50mm)
sluggish maximum aperture (f2.8)
lack of image stabilization
no Timelapse function
88
you can focus manually
change lenses (Sony E mount)
screen size is good (3 inch)
built in image stabilization (Sensor based 5-axis)
amazing megapixels (61 megapixels)
great sensor size (Full frame)
does not have anti-alias filter
great ISO range (32,000)
saves RAW formats
environment proofing
better than average battery (670 per charge)
2 card slots
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Vlogging Comparison

Sigma DP2 Merrill Vlogging features
Sony A7R IV Vlogging features
22
sluggish maximum aperture (f2.8)
doesn't contain selfie friendly screen
lack of image stabilization
video quality not great (640 x 480 resolution)
no microphone port
37
touchscreen functionality
built in image stabilization (Sensor based 5-axis)
has face detection focus
high res video (3840 x 2160 pixels)
comes with external mic support
doesn't offer selfie friendly screen
Photography Glossary

Sigma DP2 Merrill vs Sony A7R IV Specifications

Detailed spec comparison table for Sigma DP2 Merrill and Sony A7R IV
 Sigma DP2 MerrillSony Alpha A7R IV
General Information
Manufacturer Sigma Sony
Model type Sigma DP2 Merrill Sony Alpha A7R IV
Class Large Sensor Compact Pro Mirrorless
Released 2012-02-08 2019-07-16
Physical type Large Sensor Compact SLR-style mirrorless
Sensor Information
Powered by Dual TRUE II engine Bionz X
Sensor type CMOS (Foveon X3) BSI-CMOS
Sensor size APS-C Full frame
Sensor dimensions 24 x 16mm 35.8 x 23.8mm
Sensor area 384.0mm² 852.0mm²
Sensor resolution 15 megapixel 61 megapixel
Anti alias filter
Aspect ratio - 1:1, 4:3, 3:2 and 16:9
Full resolution 4704 x 3136 9504 x 6336
Max native ISO 6400 32000
Max boosted ISO - 102800
Min native ISO 100 100
RAW data
Min boosted ISO - 50
Autofocusing
Focus manually
Touch to focus
Autofocus continuous
Single autofocus
Tracking autofocus
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Total focus points - 567
Lens
Lens support fixed lens Sony E
Lens zoom range 50mm (1x) -
Largest aperture f/2.8 -
Number of lenses - 121
Focal length multiplier 1.5 1
Screen
Screen type Fixed Type Tilting
Screen size 3 inch 3 inch
Screen resolution 920k dots 1,440k dots
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 5,760k dots
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.78x
Features
Slowest shutter speed - 30 seconds
Maximum shutter speed - 1/8000 seconds
Continuous shooting rate 4.0 frames per sec 10.0 frames per sec
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Inbuilt flash
Flash distance no built-in flash no built-in flash
Flash modes no built-in flash Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync.
External flash
AE bracketing
White balance bracketing
Maximum flash synchronize - 1/250 seconds
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 640x480 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Max video resolution 640x480 3840x2160
Video data format Motion JPEG MPEG-4, XAVC S, H.264
Mic support
Headphone support
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.1 Gen 1(5 GBit/sec)
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 330 grams (0.73 pounds) 665 grams (1.47 pounds)
Dimensions 122 x 67 x 59mm (4.8" x 2.6" x 2.3") 129 x 96 x 78mm (5.1" x 3.8" x 3.1")
DXO scores
DXO All around rating not tested 99
DXO Color Depth rating not tested 26.0
DXO Dynamic range rating not tested 14.8
DXO Low light rating not tested 3344
Other
Battery life - 670 photos
Battery style - Battery Pack
Battery ID - NP-FZ100
Self timer - Yes
Time lapse recording
Type of storage - Dual SD/SDHC/SDXC (UHS-II compatible)
Card slots One Two
Launch cost $931 $3,498