Sigma DP1 Merrill vs Sony A7R IV
82 Imaging
55 Features
30 Overall
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62 Imaging
79 Features
93 Overall
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Sigma DP1 Merrill vs Sony A7R IV Key Specs
(Full Review)
- 15MP - APS-C Sensor
- " Fixed Display
- ISO 100 - 6400
- 640 x 480 video
- ()mm (F2.8) lens
- 330g - 122 x 67 x 64mm
- Revealed February 2012
- Newer Model is Sigma DP2 Merrill
(Full Review)
- 61MP - Full frame Sensor
- 3" Tilting Screen
- ISO 100 - 32000 (Increase 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
- Later Model is Sony A7R V
Pentax 17 Pre-Orders Outperform Expectations by a Landslide Sigma DP1 Merrill vs Sony A7R IV Overview
Here, we will be contrasting the Sigma DP1 Merrill and Sony A7R IV, one being a Large Sensor Compact and the latter is a Pro Mirrorless by competitors Sigma and Sony. There is a sizeable difference between the sensor resolutions of the DP1 Merrill (15MP) and A7R IV (61MP) and the DP1 Merrill (APS-C) and A7R IV (Full frame) posses different sensor sizes.
Photography GlossaryThe DP1 Merrill was revealed 8 years earlier than the A7R IV and that is quite a large gap as far as tech is concerned. Both of the cameras feature different body design with the Sigma DP1 Merrill being a Large Sensor Compact camera and the Sony A7R IV being a SLR-style mirrorless camera.
Before delving right into a in depth comparison, here is a quick synopsis of how the DP1 Merrill grades against the A7R IV when considering portability, imaging, features and an overall grade.
Meta to Introduce 'AI-Generated' Labels for Media starting next month Sigma DP1 Merrill vs Sony A7R IV Gallery
This is a preview of the gallery photos for Sigma DP1 Merrill and Sony Alpha A7R IV. The full galleries are provided at Sigma DP1 Merrill Gallery and Sony A7R IV Gallery.
Reasons to pick Sigma DP1 Merrill over the Sony A7R IV
| DP1 Merrill | A7R IV |
|---|
Reasons to pick Sony A7R IV over the Sigma DP1 Merrill
| A7R IV | DP1 Merrill | |||
|---|---|---|---|---|
| Released | July 2019 | February 2012 | More recent by 90 months | |
| Screen type | Tilting | Fixed | Tilting screen | |
| Screen size | 3" | " | Bigger screen (+3") | |
| Screen resolution | 1440k | 920k | Crisper screen (+520k dot) | |
| Touch screen | Quickly navigate |
Common features in the Sigma DP1 Merrill and Sony A7R IV
| DP1 Merrill | A7R IV | |||
|---|---|---|---|---|
| Manual focus | More exact focus | |||
| Selfie screen | Missing selfie screen |
Sigma DP1 Merrill vs Sony A7R IV Physical Comparison
For anybody who is aiming to lug around your camera often, you are going to need to factor its weight and proportions. The Sigma DP1 Merrill has outside dimensions of 122mm x 67mm x 64mm (4.8" x 2.6" x 2.5") accompanied by a weight of 330 grams (0.73 lbs) whilst the Sony A7R IV has measurements of 129mm x 96mm x 78mm (5.1" x 3.8" x 3.1") with a weight of 665 grams (1.47 lbs).
Contrast the Sigma DP1 Merrill and Sony A7R IV in the new Camera with Lens Size Comparison Tool.
Remember that, the weight of an Interchangeable Lens Camera will vary depending on the lens you use at the time. Underneath is a front view size comparison of the DP1 Merrill and the A7R IV.

Taking into account size and weight, the portability grade of the DP1 Merrill and A7R IV is 82 and 62 respectively.
Sigma DP1 Merrill vs Sony A7R IV Sensor Comparison
Often, it's tough to imagine the contrast between sensor measurements merely by reading through technical specs. The photograph here will help offer you a stronger sense of the sensor sizes in the DP1 Merrill and A7R IV.
As you have seen, both of the cameras feature different resolutions and different sensor measurements. The DP1 Merrill having a tinier sensor is going to make shooting bokeh more difficult and the Sony A7R IV will give more detail because of its extra 46MP. Higher resolution will also enable you to crop pictures way more aggressively. The older DP1 Merrill is going to be behind in sensor innovation.
Sigma DP1 Merrill vs Sony A7R IV Screen and ViewFinder
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Sigma DP1 Merrill vs Sony A7R IV Specifications
| Sigma DP1 Merrill | Sony Alpha A7R IV | |
|---|---|---|
| General Information | ||
| Company | Sigma | Sony |
| Model | Sigma DP1 Merrill | Sony Alpha A7R IV |
| Class | Large Sensor Compact | Pro Mirrorless |
| Revealed | 2012-02-08 | 2019-07-16 |
| Physical type | Large Sensor Compact | SLR-style mirrorless |
| Sensor Information | ||
| Processor Chip | Dual TRUE II engine | Bionz X |
| Sensor type | CMOS (Foveon X3) | BSI-CMOS |
| Sensor size | APS-C | Full frame |
| Sensor measurements | 24 x 16mm | 35.8 x 23.8mm |
| Sensor area | 384.0mm² | 852.0mm² |
| Sensor resolution | 15 megapixel | 61 megapixel |
| Anti aliasing 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 |
| Lowest native ISO | 100 | 100 |
| RAW format | ||
| Lowest boosted ISO | - | 50 |
| Autofocusing | ||
| Manual focus | ||
| Touch to focus | ||
| Continuous AF | ||
| Single AF | ||
| AF tracking | ||
| Selective AF | ||
| Center weighted AF | ||
| AF multi area | ||
| AF live view | ||
| Face detect AF | ||
| Contract detect AF | ||
| Phase detect AF | ||
| Number of focus points | - | 567 |
| Lens | ||
| Lens mount | fixed lens | Sony E |
| Lens focal range | () | - |
| Highest aperture | f/2.8 | - |
| Total lenses | - | 121 |
| Focal length multiplier | 1.5 | 1 |
| Screen | ||
| Type of display | Fixed Type | Tilting |
| Display size | - | 3 inches |
| Display resolution | 920 thousand dots | 1,440 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch function | ||
| Viewfinder Information | ||
| Viewfinder type | None | Electronic |
| Viewfinder resolution | - | 5,760 thousand dots |
| Viewfinder coverage | - | 100% |
| Viewfinder magnification | - | 0.78x |
| Features | ||
| Lowest shutter speed | - | 30 seconds |
| Highest shutter speed | - | 1/8000 seconds |
| Continuous shooting rate | - | 10.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manual mode | ||
| Exposure compensation | Yes | Yes |
| Custom WB | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | no built-in flash | no built-in flash |
| Flash settings | 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 | ||
| Highest flash synchronize | - | 1/250 seconds |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Supported video resolutions | 640 x 480 | 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM |
| Max video resolution | 640x480 | 3840x2160 |
| Video format | Motion JPEG | MPEG-4, XAVC S, H.264 |
| Microphone port | ||
| Headphone port | ||
| 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 proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 330 grams (0.73 lbs) | 665 grams (1.47 lbs) |
| Physical dimensions | 122 x 67 x 64mm (4.8" x 2.6" x 2.5") | 129 x 96 x 78mm (5.1" x 3.8" x 3.1") |
| DXO scores | ||
| DXO All around score | not tested | 99 |
| DXO Color Depth score | not tested | 26.0 |
| DXO Dynamic range score | not tested | 14.8 |
| DXO Low light score | not tested | 3344 |
| Other | ||
| Battery life | - | 670 shots |
| Form of battery | - | Battery Pack |
| Battery model | - | NP-FZ100 |
| Self timer | - | Yes |
| Time lapse recording | ||
| Storage type | - | Dual SD/SDHC/SDXC (UHS-II compatible) |
| Card slots | Single | 2 |
| Retail cost | $1,250 | $3,498 |