Sigma SD1 Merrill vs Sony A77
57 Imaging
56 Features
45 Overall
51
59 Imaging
63 Features
83 Overall
71
Sigma SD1 Merrill vs Sony A77 Key Specs
(Full Review)
- 15MP - APS-C Sensor
- 3" Fixed Screen
- ISO 100 - 6400
- No Video
- Sigma SA Mount
- 790g - 146 x 113 x 80mm
- Revealed April 2012
- Old Model is Sigma SD1
(Full Review)
- 24MP - APS-C Sensor
- 3" Fully Articulated Display
- ISO 50 - 16000 (Increase to 25600)
- Sensor based Image Stabilization
- 1/8000s Max Shutter
- 1920 x 1080 video
- Sony/Minolta Alpha Mount
- 732g - 143 x 104 x 81mm
- Introduced October 2011
- Replaced the Sony A700
- Successor is Sony A77 II
Japan-exclusive Leica Leitz Phone 3 features big sensor and new modes Sigma SD1 Merrill vs Sony A77 Overview
In this write-up, we are matching up the Sigma SD1 Merrill and Sony A77, both Advanced DSLR digital cameras by companies Sigma and Sony. There exists a huge gap between the resolutions of the SD1 Merrill (15MP) and A77 (24MP) but they enjoy the same exact sensor sizes (APS-C).
Photobucket discusses licensing 13 billion images with AI firmsThe SD1 Merrill was unveiled 6 months later than the A77 and they are both of a similar generation. Each of the cameras offer the identical body type (Mid-size SLR).
Before diving straight into a more detailed comparison, below is a simple summary of how the SD1 Merrill matches up versus the A77 with regards to portability, imaging, features and an overall grade.
Photography Glossary Sigma SD1 Merrill vs Sony A77 Gallery
The following is a sample of the gallery pics for Sigma SD1 Merrill and Sony SLT-A77. The full galleries are provided at Sigma SD1 Merrill Gallery and Sony A77 Gallery.
Reasons to pick Sigma SD1 Merrill over the Sony A77
| SD1 Merrill | A77 |
|---|
Reasons to pick Sony A77 over the Sigma SD1 Merrill
| A77 | SD1 Merrill | |||
|---|---|---|---|---|
| Display type | Fully Articulated |  | Fixed | Fully Articulating display |
| Display resolution | 921k |  | 460k | Crisper display (+461k dot) |
| Selfie screen |  | Easy selfies |
Common features in the Sigma SD1 Merrill and Sony A77
| SD1 Merrill | A77 | |||
|---|---|---|---|---|
| Introduced | April 2012 |  | October 2011 | Similar generation |
| Manually focus |  | More exact focus | ||
| Display sizing | 3" |  | 3" | Equivalent display dimensions |
| Touch friendly display |  | Lack of Touch friendly display |
Sigma SD1 Merrill vs Sony A77 Physical Comparison
If you're aiming to lug around your camera, you should think about its weight and volume. The Sigma SD1 Merrill provides exterior measurements of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") having a weight of 790 grams (1.74 lbs) whilst the Sony A77 has sizing 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 SD1 Merrill and Sony A77 in the all new Camera with Lens Size Comparison Tool.
Do not forget, the weight of an Interchangeable Lens Camera will change depending on the lens you use during that time. The following is the front view sizing comparison of the SD1 Merrill versus the A77.
Using dimensions and weight, the portability score of the SD1 Merrill and A77 is 57 and 59 respectively.
Sigma SD1 Merrill vs Sony A77 Sensor Comparison
More often than not, its difficult to visualize the difference between sensor measurements only by reading a spec sheet. The photograph underneath will help offer you a better sense of the sensor measurements in the SD1 Merrill and A77.
Clearly, both of those cameras offer the same exact sensor sizing but different MP. You should expect to see the Sony A77 to offer you greater detail having an extra 9 Megapixels. Greater resolution will help you crop pics a little more aggressively.
Sigma SD1 Merrill vs Sony A77 Screen and ViewFinder
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Sigma SD1 Merrill vs Sony A77 Specifications
| Sigma SD1 Merrill | Sony SLT-A77 | |
|---|---|---|
| General Information | ||
| Company | Sigma | Sony |
| Model | Sigma SD1 Merrill | Sony SLT-A77 |
| Class | Advanced DSLR | Advanced DSLR |
| Revealed | 2012-04-10 | 2011-10-25 |
| Physical type | Mid-size SLR | Mid-size SLR |
| Sensor Information | ||
| Chip | Dual True II | Bionz |
| Sensor type | CMOS (Foveon X3) | CMOS |
| Sensor size | APS-C | APS-C |
| Sensor dimensions | 24 x 16mm | 23.5 x 15.6mm |
| Sensor area | 384.0mm² | 366.6mm² |
| Sensor resolution | 15MP | 24MP |
| Anti aliasing filter | ||
| Aspect ratio | - | 3:2 and 16:9 |
| Full resolution | 4800 x 3200 | 6000 x 4000 |
| Max native ISO | 6400 | 16000 |
| Max boosted ISO | - | 25600 |
| Min native ISO | 100 | 50 |
| RAW photos | ||
| Autofocusing | ||
| Manual focus | ||
| Autofocus touch | ||
| 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 | ||
| Number of focus points | - | 19 |
| Cross focus points | - | 11 |
| Lens | ||
| Lens mounting type | Sigma SA | Sony/Minolta Alpha |
| Amount of lenses | 76 | 143 |
| Crop factor | 1.5 | 1.5 |
| Screen | ||
| Type of screen | Fixed Type | Fully Articulated |
| Screen diagonal | 3 inch | 3 inch |
| Resolution of screen | 460k dots | 921k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch screen | ||
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | Electronic |
| Viewfinder resolution | - | 2,359k dots |
| Viewfinder coverage | 96 percent | 100 percent |
| Viewfinder magnification | 0.64x | 0.73x |
| Features | ||
| Lowest shutter speed | - | 30 secs |
| Highest shutter speed | - | 1/8000 secs |
| Continuous shooting rate | - | 12.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Change white balance | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | no built-in flash | 12.00 m |
| Flash settings | no built-in flash | Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless |
| Hot shoe | ||
| AEB | ||
| White balance bracketing | ||
| Highest flash synchronize | - | 1/250 secs |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Supported video resolutions | - | 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps) |
| Max video resolution | None | 1920x1080 |
| Video format | - | MPEG-4, AVCHD, H.264 |
| Mic 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 | ||
| Environment sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 790 gr (1.74 lbs) | 732 gr (1.61 lbs) |
| 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 All around score | not tested | 78 |
| DXO Color Depth score | not tested | 24.0 |
| DXO Dynamic range score | not tested | 13.2 |
| DXO Low light score | not tested | 801 |
| Other | ||
| Battery life | - | 470 images |
| Form of battery | - | Battery Pack |
| Battery model | - | NP-FM500H |
| Self timer | Yes | Yes (2 or 10 sec) |
| Time lapse shooting | ||
| Storage type | Compact Flash (Type I, UDMA compatible) | SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo |
| Card slots | Single | Single |
| Price at launch | $2,339 | $900 |