Sigma DP2 Merrill vs Sony A7R IV
83 Imaging
56 Features
33 Overall
46


62 Imaging
80 Features
93 Overall
85
Sigma DP2 Merrill vs Sony A7R IV Key Specs
(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
(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

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.

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.

Sigma DP2 Merrill vs Sony A7R IV Gallery
The following is a sample of the gallery pics for Sigma DP2 Merrill and Sony Alpha A7R IV. The full galleries are available at Sigma DP2 Merrill Gallery and Sony A7R IV Gallery.
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 | |||
---|---|---|---|---|
Released | July 2019 | ![]() | February 2012 | More recent by 90 months |
Display type | Tilting | ![]() | Fixed | Tilting display |
Display resolution | 1440k | ![]() | 920k | Sharper 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 sizing | 3" | ![]() | 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.
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.

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 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 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Sigma DP2 Merrill vs Sony A7R IV Specifications
Sigma DP2 Merrill | Sony 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 |