Nikon D90 vs Sigma SD1
60 Imaging
52 Features
52 Overall
52
77 Imaging
55 Features
43 Overall
50
Nikon D90 vs Sigma SD1 Key Specs
(Full Review)
- 12MP - APS-C Sensor
- 3" Fixed Display
- ISO 200 - 3200 (Bump to 6400)
- 1280 x 720 video
- Nikon F Mount
- 703g - 132 x 103 x 77mm
- Revealed October 2008
- Previous Model is Nikon D80
- Successor is Nikon D7000
(Full Review)
- 15MP - APS-C Sensor
- 3" Fixed Display
- ISO 0 - 0
- No Video
- Sigma SA Mount
- n/ag - 146 x 113 x 80mm
- Launched September 2010
- Replacement is Sigma SD1 Merrill
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Its time to look a little more closely at the Nikon D90 and Sigma SD1, both Advanced DSLR digital cameras by manufacturers Nikon and Sigma. The image resolution of the D90 (12MP) and the SD1 (15MP) is very similar and both cameras have the same sensor dimensions (APS-C).
Photography GlossaryThe D90 was released 23 months earlier than the SD1 making them a generation apart from each other. The two cameras have the same body design (Mid-size SLR).
Before getting right into a detailed comparison, here is a simple summation of how the D90 scores against the SD1 with respect to portability, imaging, features and an overall grade.
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Here is a sample of the gallery pics for Nikon D90 and Sigma SD1. The complete galleries are available at Nikon D90 Gallery and Sigma SD1 Gallery.
Reasons to pick Nikon D90 over the Sigma SD1
| D90 | SD1 | |||
|---|---|---|---|---|
| Display resolution | 920k |  | 460k | Clearer display (+460k dot) |
Reasons to pick Sigma SD1 over the Nikon D90
| SD1 | D90 | |||
|---|---|---|---|---|
| Launched | September 2010 |  | October 2008 | More recent by 23 months |
Common features in the Nikon D90 and Sigma SD1
| D90 | SD1 | |||
|---|---|---|---|---|
| Focus manually |  | Very accurate focusing | ||
| Display type | Fixed |  | Fixed | Fixed display |
| Display dimensions | 3" |  | 3" | Equal display sizing |
| Selfie screen |  | Absent selfie screen | ||
| Touch display |  | Absent Touch display |
Nikon D90 vs Sigma SD1 Physical Comparison
If you are planning to lug around your camera often, you will need to factor in its weight and size. The Nikon D90 provides external measurements of 132mm x 103mm x 77mm (5.2" x 4.1" x 3.0") along with a weight of 703 grams (1.55 lbs) while the Sigma SD1 has specifications of 146mm x 113mm x 80mm (5.7" x 4.4" x 3.1") with a weight of n/a grams (0.00 lbs).
Compare the Nikon D90 and Sigma SD1 in the new Camera with Lens Size Comparison Tool.
Remember, the weight of an Interchangeable Lens Camera will differ based on the lens you are using during that time. Underneath is a front view measurement comparison of the D90 vs the SD1.
Factoring in size and weight, the portability rating of the D90 and SD1 is 60 and 77 respectively.
Nikon D90 vs Sigma SD1 Sensor Comparison
Generally, it is very tough to visualise the contrast between sensor measurements simply by reading specifications. The visual here might offer you a stronger sense of the sensor measurements in the D90 and SD1.
To sum up, both of these cameras have the same sensor dimensions but not the same resolution. You should expect to see the Sigma SD1 to deliver greater detail as a result of its extra 3 Megapixels. Greater resolution will also let you crop photos a bit more aggressively. The older D90 is going to be behind with regard to sensor technology.
Nikon D90 vs Sigma SD1 Screen and ViewFinder
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Nikon D90 vs Sigma SD1 Specifications
| Nikon D90 | Sigma SD1 | |
|---|---|---|
| General Information | ||
| Company | Nikon | Sigma |
| Model | Nikon D90 | Sigma SD1 |
| Class | Advanced DSLR | Advanced DSLR |
| Revealed | 2008-10-13 | 2010-09-21 |
| Physical type | Mid-size SLR | Mid-size SLR |
| Sensor Information | ||
| Processor | - | Dual True II |
| Sensor type | CMOS | CMOS (Foveon X3) |
| Sensor size | APS-C | APS-C |
| Sensor dimensions | 23.6 x 15.8mm | 24 x 16mm |
| Sensor area | 372.9mm² | 384.0mm² |
| Sensor resolution | 12 megapixels | 15 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 3:2 | - |
| Highest Possible resolution | 4288 x 2848 | 4800 x 3200 |
| Maximum native ISO | 3200 | - |
| Maximum enhanced ISO | 6400 | - |
| Lowest native ISO | 200 | - |
| RAW format | ||
| Autofocusing | ||
| Manual focus | ||
| Touch to focus | ||
| Autofocus continuous | ||
| Autofocus single | ||
| Tracking autofocus | ||
| Autofocus selectice | ||
| Autofocus center weighted | ||
| Multi area autofocus | ||
| Live view autofocus | ||
| Face detect focus | ||
| Contract detect focus | ||
| Phase detect focus | ||
| Number of focus points | 11 | 11 |
| Cross focus points | - | 2 |
| Lens | ||
| Lens mount | Nikon F | Sigma SA |
| Available lenses | 309 | 76 |
| Focal length multiplier | 1.5 | 1.5 |
| Screen | ||
| Type of display | Fixed Type | Fixed Type |
| Display size | 3 inch | 3 inch |
| Display resolution | 920k dots | 460k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch operation | ||
| Display technology | Super Density TFT color LCD with wide-viewing angle | - |
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | Optical (pentaprism) |
| Viewfinder coverage | 96 percent | 96 percent |
| Viewfinder magnification | 0.64x | 0.64x |
| Features | ||
| Min shutter speed | 30s | 15s |
| Max shutter speed | 1/4000s | 1/2000s |
| Continuous shutter rate | 4.5fps | 5.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Set white balance | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash range | 17.00 m (at ISO 100) | - |
| Flash settings | Auto, On, Off, Front curtain, Rear curtain, Red-Eye, Slow Sync | - |
| External flash | ||
| AEB | ||
| White balance bracketing | ||
| Max flash synchronize | 1/200s | - |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Supported video resolutions | 1280 x 720 (24 fps), 640 x 424 (24 fps), 320 x 216 (24 fps) | - |
| Maximum video resolution | 1280x720 | None |
| Video file format | Motion JPEG | - |
| Mic support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | Eye-Fi Connected | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | Optional | None |
| Physical | ||
| Environmental sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 703g (1.55 pounds) | - |
| Physical dimensions | 132 x 103 x 77mm (5.2" x 4.1" x 3.0") | 146 x 113 x 80mm (5.7" x 4.4" x 3.1") |
| DXO scores | ||
| DXO Overall score | 73 | not tested |
| DXO Color Depth score | 22.7 | not tested |
| DXO Dynamic range score | 12.5 | not tested |
| DXO Low light score | 977 | not tested |
| Other | ||
| Battery life | 850 photos | - |
| Battery style | Battery Pack | - |
| Battery model | EN-EL3e | - |
| Self timer | Yes (2, 5, 10 or 20 sec) | Yes |
| Time lapse recording | ||
| Storage type | SD/SDHC | Compact Flash (Type I, UDMA compatible) |
| Card slots | 1 | 1 |
| Retail pricing | $1,199 | $2,339 |
