Sigma SD1 vs Sony A65
77 Imaging
54 Features
43 Overall
49
64 Imaging
63 Features
85 Overall
71
Sigma SD1 vs Sony A65 Key Specs
(Full Review)
- 15MP - APS-C Sensor
- 3" Fixed Screen
- ISO 0 - 0
- No Video
- Sigma SA Mount
- n/ag - 146 x 113 x 80mm
- Launched September 2010
- Newer Model is Sigma SD1 Merrill
(Full Review)
- 24MP - APS-C Sensor
- 3" Fully Articulated Display
- ISO 100 - 12800 (Expand to 25600)
- Sensor based Image Stabilization
- 1920 x 1080 video
- Sony/Minolta Alpha Mount
- 622g - 132 x 97 x 81mm
- Launched November 2011
- Newer Model is Sony A68
Photography Glossary Sigma SD1 vs Sony A65 Overview
In this article, we are looking at the Sigma SD1 and Sony A65, one being a Advanced DSLR and the other is a Entry-Level DSLR by manufacturers Sigma and Sony. There exists a sizeable gap among the resolutions of the SD1 (15MP) and A65 (24MP) but they enjoy the same exact sensor sizing (APS-C).
Snapchat Adds Watermarks to AI-Created ImagesThe SD1 was brought out 14 months earlier than the A65 making the cameras a generation apart from one another. Both of the cameras offer different body type with the Sigma SD1 being a Mid-size SLR camera and the Sony A65 being a Compact SLR camera.
Before delving through a step-by-step comparison, below is a short synopsis of how the SD1 grades vs the A65 in the way of portability, imaging, features and an overall grade.
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Here is a sample of the gallery pics for Sigma SD1 and Sony SLT-A65. The entire galleries are viewable at Sigma SD1 Gallery and Sony A65 Gallery.
Reasons to pick Sigma SD1 over the Sony A65
| SD1 | A65 |
|---|
Reasons to pick Sony A65 over the Sigma SD1
| A65 | SD1 | |||
|---|---|---|---|---|
| Launched | November 2011 | September 2010 | More recent by 14 months | |
| 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 and Sony A65
| SD1 | A65 | |||
|---|---|---|---|---|
| Manual focus | Very precise focusing | |||
| Display sizing | 3" | 3" | Equivalent display measurement | |
| Touch display | Neither includes Touch display |
Sigma SD1 vs Sony A65 Physical Comparison
For anybody who is going to lug around your camera frequently, you'll have to factor its weight and volume. The Sigma SD1 features exterior dimensions of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") and a weight of n/a grams (0.00 lbs) whilst the Sony A65 has sizing of 132mm x 97mm x 81mm (5.2" x 3.8" x 3.2") accompanied by a weight of 622 grams (1.37 lbs).
Check out the Sigma SD1 and Sony A65 in the new Camera and Lens Size Comparison Tool.
Don't forget, the weight of an Interchangeable Lens Camera will vary depending on the lens you are working with at that moment. Below is the front view size comparison of the SD1 against the A65.

Using dimensions and weight, the portability score of the SD1 and A65 is 77 and 64 respectively.
Sigma SD1 vs Sony A65 Sensor Comparison
Quite often, it is difficult to imagine the gap in sensor measurements merely by looking through specifications. The visual here will help provide you a far better sense of the sensor sizes in the SD1 and A65.
To sum up, both the cameras enjoy the same exact sensor sizing but different MP. You should expect to see the Sony A65 to render more detail having its extra 9 Megapixels. Greater resolution will make it easier to crop images far more aggressively. The older SD1 will be behind with regard to sensor technology.
Sigma SD1 vs Sony A65 Screen and ViewFinder
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Sigma SD1 vs Sony A65 Specifications
| Sigma SD1 | Sony SLT-A65 | |
|---|---|---|
| General Information | ||
| Company | Sigma | Sony |
| Model type | Sigma SD1 | Sony SLT-A65 |
| Type | Advanced DSLR | Entry-Level DSLR |
| Launched | 2010-09-21 | 2011-11-15 |
| Body design | Mid-size SLR | Compact SLR |
| Sensor Information | ||
| Powered by | Dual True II | Bionz |
| Sensor type | CMOS (Foveon X3) | CMOS |
| Sensor size | APS-C | APS-C |
| Sensor measurements | 24 x 16mm | 23.5 x 15.6mm |
| Sensor area | 384.0mm² | 366.6mm² |
| Sensor resolution | 15 megapixel | 24 megapixel |
| Anti alias filter | ||
| Aspect ratio | - | 3:2 and 16:9 |
| Peak resolution | 4800 x 3200 | 6000 x 4000 |
| Highest native ISO | - | 12800 |
| Highest enhanced ISO | - | 25600 |
| Minimum native ISO | - | 100 |
| RAW images | ||
| Autofocusing | ||
| Focus manually | ||
| Touch focus | ||
| Continuous AF | ||
| AF single | ||
| Tracking AF | ||
| Selective AF | ||
| Center weighted AF | ||
| AF multi area | ||
| AF live view | ||
| Face detection AF | ||
| Contract detection AF | ||
| Phase detection AF | ||
| Total focus points | 11 | 15 |
| Cross type focus points | 2 | 3 |
| Lens | ||
| Lens support | Sigma SA | Sony/Minolta Alpha |
| Number of lenses | 76 | 143 |
| Crop factor | 1.5 | 1.5 |
| Screen | ||
| Screen type | Fixed Type | Fully Articulated |
| Screen sizing | 3" | 3" |
| Resolution of screen | 460k dot | 921k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch screen | ||
| Viewfinder Information | ||
| Viewfinder | Optical (pentaprism) | Electronic |
| Viewfinder resolution | - | 2,359k dot |
| Viewfinder coverage | 96 percent | 100 percent |
| Viewfinder magnification | 0.64x | 0.73x |
| Features | ||
| Minimum shutter speed | 15 secs | 30 secs |
| Fastest shutter speed | 1/2000 secs | 1/4000 secs |
| Continuous shutter speed | 5.0 frames per sec | 10.0 frames per sec |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Set WB | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash distance | - | 10.00 m |
| Flash options | - | Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless |
| Hot shoe | ||
| AE bracketing | ||
| White balance bracketing | ||
| Fastest flash sync | - | 1/160 secs |
| Exposure | ||
| Multisegment metering | ||
| Average metering | ||
| Spot metering | ||
| Partial metering | ||
| AF area metering | ||
| Center weighted metering | ||
| Video features | ||
| Video resolutions | - | 1920 x 1080 (60, 24 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps) |
| Highest video resolution | None | 1920x1080 |
| Video format | - | MPEG-4, AVCHD, H.264 |
| Microphone jack | ||
| Headphone jack | ||
| 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 seal | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | - | 622 grams (1.37 lb) |
| Dimensions | 146 x 113 x 80mm (5.7" x 4.4" x 3.1") | 132 x 97 x 81mm (5.2" x 3.8" x 3.2") |
| DXO scores | ||
| DXO Overall rating | not tested | 74 |
| DXO Color Depth rating | not tested | 23.4 |
| DXO Dynamic range rating | not tested | 12.6 |
| DXO Low light rating | not tested | 717 |
| Other | ||
| Battery life | - | 560 shots |
| Battery form | - | Battery Pack |
| Battery ID | - | NP-FM500H |
| Self timer | Yes | Yes (2 or 10 sec) |
| Time lapse recording | ||
| Type of storage | Compact Flash (Type I, UDMA compatible) | SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo |
| Storage slots | Single | Single |
| Launch price | $2,339 | $700 |