Sigma SD9 vs Sony a1
54 Imaging
39 Features
27 Overall
34
61 Imaging
81 Features
93 Overall
85
Sigma SD9 vs Sony a1 Key Specs
(Full Review)
- 3MP - APS-C Sensor
- 1.8" Fixed Screen
- ISO 100 - 400
- 1/6000s Max Shutter
- No Video
- Sigma SA Mount
- 950g - 152 x 120 x 79mm
- Announced November 2002
- Later Model is Sigma SD10
(Full Review)
- 50MP - Full frame Sensor
- 3" Tilting Display
- ISO 100 - 32000 (Increase to 102400)
- Sensor based 5-axis Image Stabilization
- 1/8000s Max Shutter
- 7680 x 4320 video
- Sony E Mount
- 737g - 129 x 97 x 70mm
- Launched January 2021
Sigma SD9 vs Sony a1 Overview
Let's take a deeper look at the Sigma SD9 versus Sony a1, one being a Advanced DSLR and the other is a Pro Mirrorless by rivals Sigma and Sony. There is a sizeable difference among the image resolutions of the SD9 (3MP) and a1 (50MP) and the SD9 (APS-C) and a1 (Full frame) possess different sensor sizes.
President Biden pushes bill mandating TikTok sale or banThe SD9 was revealed 19 years earlier than the a1 and that is a fairly large gap as far as camera tech is concerned. The two cameras offer different body type with the Sigma SD9 being a Mid-size SLR camera and the Sony a1 being a SLR-style mirrorless camera.
Before going in to a more detailed comparison, below is a quick summary of how the SD9 matches up against the a1 in regards to portability, imaging, features and an overall rating.
Sigma SD9 vs Sony a1 Gallery
This is a sample of the gallery pictures for Sigma SD9 and Sony Alpha a1. The full galleries are viewable at Sigma SD9 Gallery and Sony a1 Gallery.
Reasons to pick Sigma SD9 over the Sony a1
SD9 | a1 |
---|
Reasons to pick Sony a1 over the Sigma SD9
a1 | SD9 | |||
---|---|---|---|---|
Launched | January 2021 | November 2002 | Fresher by 221 months | |
Display type | Tilting | Fixed | Tilting display | |
Display sizing | 3" | 1.8" | Larger display (+1.2") | |
Display resolution | 1440k | 130k | Sharper display (+1310k dot) | |
Touch display | Easily navigate |
Common features in the Sigma SD9 and Sony a1
SD9 | a1 | |||
---|---|---|---|---|
Focus manually | Dial precise focus | |||
Selfie screen | Neither offers selfie screen |
Sigma SD9 vs Sony a1 Physical Comparison
For anybody who is looking to carry your camera often, you'll have to factor in its weight and measurements. The Sigma SD9 offers outside measurements of 152mm x 120mm x 79mm (6.0" x 4.7" x 3.1") with a weight of 950 grams (2.09 lbs) whilst the Sony a1 has proportions of 129mm x 97mm x 70mm (5.1" x 3.8" x 2.8") accompanied by a weight of 737 grams (1.62 lbs).
Check the Sigma SD9 versus Sony a1 in the new Camera with Lens Size Comparison Tool.Do not forget, the weight of an Interchangeable Lens Camera will differ based on the lens you have chosen at that time. Below is the front view scale comparison of the SD9 compared to the a1.
Taking into account size and weight, the portability rating of the SD9 and a1 is 54 and 61 respectively.
Sigma SD9 vs Sony a1 Sensor Comparison
Generally, it is very difficult to visualize the gap in sensor sizing just by going through specifications. The visual below should give you a far better sense of the sensor sizing in the SD9 and a1.
To sum up, each of the cameras offer different megapixel count and different sensor sizing. The SD9 having a smaller sensor is going to make shooting shallower DOF tougher and the Sony a1 will provide extra detail because of its extra 47 Megapixels. Greater resolution will also help you crop images a little more aggressively. The older SD9 will be disadvantaged in sensor tech.
Sigma SD9 vs Sony a1 Screen and ViewFinder
Photography Type Scores
Portrait Comparison
Street Comparison
Sports Comparison
Travel Comparison
Landscape Comparison
Vlogging Comparison
Sigma SD9 vs Sony a1 Specifications
Sigma SD9 | Sony Alpha a1 | |
---|---|---|
General Information | ||
Brand | Sigma | Sony |
Model | Sigma SD9 | Sony Alpha a1 |
Category | Advanced DSLR | Pro Mirrorless |
Announced | 2002-11-26 | 2021-01-26 |
Body design | Mid-size SLR | SLR-style mirrorless |
Sensor Information | ||
Sensor type | CMOS (Foveon X3) | BSI-CMOS |
Sensor size | APS-C | Full frame |
Sensor measurements | 20.7 x 13.8mm | 35.9 x 24mm |
Sensor area | 285.7mm² | 861.6mm² |
Sensor resolution | 3MP | 50MP |
Anti aliasing filter | ||
Aspect ratio | 3:2 | 1:1, 4:3, 3:2 and 16:9 |
Full resolution | 2268 x 1512 | 8640 x 5760 |
Max native ISO | 400 | 32000 |
Max boosted ISO | - | 102400 |
Lowest native ISO | 100 | 100 |
RAW photos | ||
Lowest boosted ISO | - | 50 |
Autofocusing | ||
Manual focus | ||
Touch focus | ||
Autofocus continuous | ||
Autofocus single | ||
Tracking autofocus | ||
Selective autofocus | ||
Autofocus center weighted | ||
Multi area autofocus | ||
Autofocus live view | ||
Face detection focus | ||
Contract detection focus | ||
Phase detection focus | ||
Number of focus points | - | 759 |
Lens | ||
Lens mounting type | Sigma SA | Sony E |
Number of lenses | 76 | 133 |
Crop factor | 1.7 | 1 |
Screen | ||
Range of screen | Fixed Type | Tilting |
Screen size | 1.8 inches | 3 inches |
Resolution of screen | 130k dot | 1,440k dot |
Selfie friendly | ||
Liveview | ||
Touch display | ||
Viewfinder Information | ||
Viewfinder | Optical (pentaprism) | Electronic |
Viewfinder resolution | - | 9,437k dot |
Viewfinder coverage | 98 percent | 100 percent |
Viewfinder magnification | 0.77x | 0.9x |
Features | ||
Slowest shutter speed | 30s | 30s |
Maximum shutter speed | 1/6000s | 1/8000s |
Maximum silent shutter speed | - | 1/32000s |
Continuous shooting speed | - | 30.0fps |
Shutter priority | ||
Aperture priority | ||
Manually set exposure | ||
Exposure compensation | Yes | Yes |
Custom white balance | ||
Image stabilization | ||
Built-in flash | ||
Flash range | no built-in flash | no built-in flash |
Flash settings | - | Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync |
External flash | ||
AEB | ||
WB bracketing | ||
Maximum flash sync | 1/180s | 1/400s |
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Supported video resolutions | - | 7680x4320 (30p, 25p, 23.98) |
Max video resolution | None | 7680x4320 |
Video data format | - | XAVC S, XAVC HS, H.264, H.265 |
Microphone jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | None | Built-In |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 1.0 (1.5 Mbit/sec) | Yes |
GPS | None | None |
Physical | ||
Environment seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 950 gr (2.09 pounds) | 737 gr (1.62 pounds) |
Dimensions | 152 x 120 x 79mm (6.0" x 4.7" x 3.1") | 129 x 97 x 70mm (5.1" x 3.8" x 2.8") |
DXO scores | ||
DXO All around score | not tested | not tested |
DXO Color Depth score | not tested | not tested |
DXO Dynamic range score | not tested | not tested |
DXO Low light score | not tested | not tested |
Other | ||
Battery life | - | 530 photos |
Style of battery | - | Battery Pack |
Battery model | - | NP-FZ100 |
Self timer | Yes (10 sec) | Yes |
Time lapse recording | ||
Storage media | Compact Flash Type I or II | Dual SD/CFexpress Type A slots (UHS-II supported) |
Storage slots | 1 | 2 |
Launch pricing | $3,001 | $6,498 |