Pentax X90 vs Sony A900
69 Imaging
35 Features
34 Overall
34
54 Imaging
66 Features
62 Overall
64
Pentax X90 vs Sony A900 Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 2.7" Fixed Display
- ISO 80 - 6400
- Sensor-shift Image Stabilization
- 1280 x 720 video
- 26-676mm (F2.8-5.0) lens
- 428g - 111 x 85 x 110mm
- Released July 2010
(Full Review)
- 25MP - Full frame Sensor
- 3" Fixed Display
- ISO 100 - 6400
- Sensor based Image Stabilization
- 1/8000s Maximum Shutter
- No Video
- Sony/Minolta Alpha Mount
- 895g - 156 x 117 x 82mm
- Launched October 2008
- Successor is Sony A99
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Its time to look more closely at the Pentax X90 versus Sony A900, former is a Small Sensor Superzoom while the other is a Advanced DSLR by companies Pentax and Sony. There exists a sizable gap between the resolutions of the X90 (12MP) and A900 (25MP) and the X90 (1/2.3") and A900 (Full frame) possess different sensor sizing.
Samsung Releases Faster Versions of EVO MicroSD CardsThe X90 was released 21 months after the A900 making the cameras a generation away from one another. Both the cameras offer different body type with the Pentax X90 being a SLR-like (bridge) camera and the Sony A900 being a Mid-size SLR camera.
Before delving through a comprehensive comparison, below is a quick synopsis of how the X90 scores versus the A900 with regards to portability, imaging, features and an overall score.
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This is a sample of the gallery pics for Pentax X90 & Sony Alpha DSLR-A900. The complete galleries are provided at Pentax X90 Gallery & Sony A900 Gallery.
Reasons to pick Pentax X90 over the Sony A900
| X90 | A900 | |||
|---|---|---|---|---|
| Launched | July 2010 |  | October 2008 | More modern by 21 months |
Reasons to pick Sony A900 over the Pentax X90
| A900 | X90 | |||
|---|---|---|---|---|
| Display sizing | 3" |  | 2.7" | Larger display (+0.3") |
| Display resolution | 922k |  | 230k | Clearer display (+692k dot) |
Common features in the Pentax X90 and Sony A900
| X90 | A900 | |||
|---|---|---|---|---|
| Manually focus |  | Dial exact focusing | ||
| Display type | Fixed |  | Fixed | Fixed display |
| Selfie screen |  | Neither offers selfie screen | ||
| Touch friendly display |  | Lack of Touch friendly display |
Pentax X90 vs Sony A900 Physical Comparison
For those who are aiming to carry around your camera regularly, you will need to take into account its weight and dimensions. The Pentax X90 offers external dimensions of 111mm x 85mm x 110mm (4.4" x 3.3" x 4.3") accompanied by a weight of 428 grams (0.94 lbs) while the Sony A900 has dimensions of 156mm x 117mm x 82mm (6.1" x 4.6" x 3.2") and a weight of 895 grams (1.97 lbs).
Analyze the Pentax X90 versus Sony A900 in our completely new Camera plus Lens Size Comparison Tool.
Don't forget, the weight of an ILC will change depending on the lens you have attached during that time. Underneath is the front view measurement comparison of the X90 and the A900.
Looking at dimensions and weight, the portability score of the X90 and A900 is 69 and 54 respectively.
Pentax X90 vs Sony A900 Sensor Comparison
More often than not, it is very hard to imagine the difference between sensor sizes just by reading specs. The image below may give you a clearer sense of the sensor sizes in the X90 and A900.
As you can plainly see, both of these cameras enjoy different megapixels and different sensor sizes. The X90 featuring a tinier sensor is going to make getting shallower depth of field trickier and the Sony A900 will offer more detail as a result of its extra 13 Megapixels. Greater resolution can also make it easier to crop pics far more aggressively. The fresher X90 provides an advantage in sensor tech.
Pentax X90 vs Sony A900 Screen and ViewFinder
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Pentax X90 vs Sony A900 Specifications
| Pentax X90 | Sony Alpha DSLR-A900 | |
|---|---|---|
| General Information | ||
| Manufacturer | Pentax | Sony |
| Model | Pentax X90 | Sony Alpha DSLR-A900 |
| Type | Small Sensor Superzoom | Advanced DSLR |
| Released | 2010-07-06 | 2008-10-22 |
| Body design | SLR-like (bridge) | Mid-size SLR |
| Sensor Information | ||
| Powered by | Prime | Bionz |
| Sensor type | CCD | CMOS |
| Sensor size | 1/2.3" | Full frame |
| Sensor dimensions | 6.08 x 4.56mm | 35.9 x 24mm |
| Sensor surface area | 27.7mm² | 861.6mm² |
| Sensor resolution | 12 megapixels | 25 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 and 16:9 |
| Peak resolution | 4000 x 3000 | 6048 x 4032 |
| Highest native ISO | 6400 | 6400 |
| Min native ISO | 80 | 100 |
| RAW format | ||
| Autofocusing | ||
| Focus manually | ||
| Autofocus touch | ||
| Continuous autofocus | ||
| Autofocus single | ||
| Autofocus tracking | ||
| Selective autofocus | ||
| Center weighted autofocus | ||
| Autofocus multi area | ||
| Autofocus live view | ||
| Face detect focus | ||
| Contract detect focus | ||
| Phase detect focus | ||
| Number of focus points | 9 | 9 |
| Lens | ||
| Lens mount | fixed lens | Sony/Minolta Alpha |
| Lens focal range | 26-676mm (26.0x) | - |
| Maximum aperture | f/2.8-5.0 | - |
| Macro focus distance | 1cm | - |
| Number of lenses | - | 143 |
| Focal length multiplier | 5.9 | 1 |
| Screen | ||
| Display type | Fixed Type | Fixed Type |
| Display size | 2.7" | 3" |
| Resolution of display | 230k dot | 922k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch operation | ||
| Display technology | - | TFT Xtra Fine color LCD |
| Viewfinder Information | ||
| Viewfinder | Electronic | Optical (pentaprism) |
| Viewfinder coverage | - | 100 percent |
| Viewfinder magnification | - | 0.74x |
| Features | ||
| Minimum shutter speed | 4s | 30s |
| Fastest shutter speed | 1/4000s | 1/8000s |
| Continuous shutter speed | - | 5.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | Yes |
| Custom white balance | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash range | 9.10 m | no built-in flash |
| Flash options | - | Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Fill-in, Wireless |
| Hot shoe | ||
| AEB | ||
| WB bracketing | ||
| Fastest flash sync | - | 1/250s |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Video resolutions | 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) | - |
| Highest video resolution | 1280x720 | None |
| Video file format | Motion JPEG | - |
| Mic jack | ||
| Headphone jack | ||
| Connectivity | ||
| Wireless | Eye-Fi Connected | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environmental seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 428 grams (0.94 pounds) | 895 grams (1.97 pounds) |
| Dimensions | 111 x 85 x 110mm (4.4" x 3.3" x 4.3") | 156 x 117 x 82mm (6.1" x 4.6" x 3.2") |
| DXO scores | ||
| DXO Overall score | not tested | 79 |
| DXO Color Depth score | not tested | 23.7 |
| DXO Dynamic range score | not tested | 12.3 |
| DXO Low light score | not tested | 1431 |
| Other | ||
| Battery life | - | 880 images |
| Battery form | - | Battery Pack |
| Battery model | D-L106 | NP-FM500H |
| Self timer | Yes (2 or 10 sec) | Yes (2 or 10 sec) |
| Time lapse feature | ||
| Type of storage | SD/SDHC, Internal | Compact Flash (Type I or II), Memory Stick Duo / Pro Duo, UDMA Mode 5, Supports FAT12 / FAT16 / FAT32 |
| Storage slots | 1 | Two |
| Retail cost | $350 | $2,736 |