Panasonic GX9 vs Sony A7c
Portability
82 Imaging
60 Features
80 Overall
68
82 Imaging
60 Features
80 Overall
68
Portability
78 Imaging
76 Features
88 Overall
80
78 Imaging
76 Features
88 Overall
80
Panasonic GX9 vs Sony A7c Key Specs
Panasonic GX9
(Full Review)
(Full Review)
- 20MP - Four Thirds Sensor
- 3" Tilting Screen
- ISO 200 - 25600
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 3840 x 2160 video
- Micro Four Thirds Mount
- 407g - 124 x 72 x 47mm
- Introduced February 2018
Sony A7c
(Full Review)
(Full Review)
- 24MP - Full frame Sensor
- 3" Fully Articulated Screen
- ISO 100 - 51200 (Raise to 204800)
- Sensor based 5-axis Image Stabilization
- 3840 x 2160 video
- Sony E Mount
- 509g - 124 x 71 x 60mm
- Released September 2020
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On this page, we will be evaluating the Panasonic GX9 versus Sony A7c, both Advanced Mirrorless digital cameras by brands Panasonic and Sony. The sensor resolution of the GX9 (20MP) and the A7c (24MP) is relatively similar but the GX9 (Four Thirds) and A7c (Full frame) have different sensor measurements.
Photography GlossaryThe GX9 was brought out 3 years before the A7c which is quite a sizable gap as far as technology is concerned. Both the cameras have the same body design (Rangefinder-style mirrorless).
Before delving right into a thorough comparison, here is a short introduction of how the GX9 matches up versus the A7c in regards to portability, imaging, features and an overall score.
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Reasons to pick Panasonic GX9 over the Sony A7c
| GX9 | A7c | |||
|---|---|---|---|---|
| Screen resolution | 1240k |  | 922k | Sharper screen (+318k dot) |
Reasons to pick Sony A7c over the Panasonic GX9
| A7c | GX9 | |||
|---|---|---|---|---|
| Released | September 2020 |  | February 2018 | More modern by 31 months |
| Screen type | Fully articulated |  | Tilting | Fully Articulating screen |
| Selfie screen |  | Take selfies |
Common features in the Panasonic GX9 and Sony A7c
| GX9 | A7c | |||
|---|---|---|---|---|
| Focus manually |  | More precise focusing | ||
| Screen dimensions | 3" |  | 3" | Equal screen measurements |
| Touch friendly screen |  | Quickly navigate |
Panasonic GX9 vs Sony A7c Physical Comparison
If you are planning to carry around your camera, you need to factor its weight and dimensions. The Panasonic GX9 provides outside dimensions of 124mm x 72mm x 47mm (4.9" x 2.8" x 1.9") accompanied by a weight of 407 grams (0.90 lbs) whilst the Sony A7c has dimensions of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") having a weight of 509 grams (1.12 lbs).
Check the Panasonic GX9 versus Sony A7c in the latest Camera and Lens Size Comparison Tool.
Take into account, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are utilizing at that time. The following is a front view sizing comparison of the GX9 against the A7c.
Considering dimensions and weight, the portability score of the GX9 and A7c is 82 and 78 respectively.
Panasonic GX9 vs Sony A7c Sensor Comparison
Typically, it can be hard to visualize the difference between sensor sizes just by reviewing a spec sheet. The image below will help offer you a greater sense of the sensor sizes in the GX9 and A7c.
As you can see, each of these cameras provide different megapixel count and different sensor sizes. The GX9 due to its tinier sensor is going to make getting shallower DOF more difficult and the Sony A7c will offer you more detail having its extra 4 Megapixels. Higher resolution can also let you crop shots more aggressively. The more aged GX9 is going to be behind in sensor technology.
Panasonic GX9 vs Sony A7c Screen and ViewFinder
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Portrait Comparison
Panasonic GX9 Portrait photography information
Sony A7c Portrait photography information
has manual focus
sensor resolution is decent (20MP)
sensor size is nice (Four Thirds)
features face detect autofocus
saves RAW formats
you can focus manually
decent megapixels (24 megapixels)
sensor size is great (Full frame)
provides face detect focus
delivers RAW formats
no external flash support
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Panasonic GX9 Street photography info
Sony A7c Street photography info
has a tilting screen
has image stabilization (Sensor based 5-axis)
sensor size is nice (Four Thirds)
saves RAW formats
supports touch focus
very good ISO range (25,600)
has image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
delivers RAW formats
supports touch focus
environment sealing
very good high ISO (51,200)
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Panasonic GX9 Sports photography advice
Sony A7c Sports photography advice
silent shutter (1/16,000 seconds)
has image stabilization (Sensor based 5-axis)
sensor resolution is decent (20 megapixels)
sensor size is nice (Four Thirds)
features tracking focus
supports phase detect autofocus
terrible battery (260 per charge)
silent shooting (1/8,000 seconds)
has image stabilization (Sensor based 5-axis)
decent megapixels (24MP)
sensor size is great (Full frame)
provides tracking focus
environment sealing
better than average battery life (740 per charge)
supports phase detect auto focus
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Travel photography with Panasonic GX9
Travel photography with Sony A7c
supports bluetooth
supports touch focus
sensor resolution is decent (20 megapixels)
has built in flash
terrible battery (260 per charge)
screen is not selfie friendly
better than average battery life (740 CIPA)
environment sealing
supports bluetooth
supports touch focus
decent megapixels (24MP)
display is selfie friendly
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Panasonic GX9 Landscape photography factors
Sony A7c Landscape photography factors
has manual focus
swap lenses (Micro Four Thirds mount)
nice screen size (3 inch)
has image stabilization (Sensor based 5-axis)
sensor resolution is decent (20 megapixels)
sensor size is nice (Four Thirds)
no low pass filter
very good ISO range (25,600)
saves RAW formats
terrible battery (260 per charge)
you can focus manually
change lenses (Sony E mount)
screen is a decent size (3")
has image stabilization (Sensor based 5-axis)
decent megapixels (24 megapixels)
sensor size is great (Full frame)
very good high ISO (51,200)
delivers RAW formats
environment sealing
better than average battery life (740 shots)
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Panasonic GX9 Vlogging features
Sony A7c Vlogging features
has touchscreen
has image stabilization (Sensor based 5-axis)
features face detect autofocus
great video quality (3840 x 2160 pixels)
screen is not selfie friendly
doesn't have microphone port
display is selfie friendly
touch screen
has image stabilization (Sensor based 5-axis)
provides face detect focus
good video quality (3840 x 2160 resolution)
comes with microphone port
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Panasonic GX9 vs Sony A7c Specifications
| Panasonic Lumix DC-GX9 | Sony Alpha A7c | |
|---|---|---|
| General Information | ||
| Company | Panasonic | Sony |
| Model type | Panasonic Lumix DC-GX9 | Sony Alpha A7c |
| Category | Advanced Mirrorless | Advanced Mirrorless |
| Introduced | 2018-02-13 | 2020-09-14 |
| Body design | Rangefinder-style mirrorless | Rangefinder-style mirrorless |
| Sensor Information | ||
| Processor Chip | Venus Engine | - |
| Sensor type | CMOS | BSI-CMOS |
| Sensor size | Four Thirds | Full frame |
| Sensor measurements | 17.3 x 13mm | 35.8 x 23.8mm |
| Sensor area | 224.9mm² | 852.0mm² |
| Sensor resolution | 20 megapixel | 24 megapixel |
| Anti alias filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 and 16:9 |
| Highest Possible resolution | 5184 x 3888 | 6000 x 4000 |
| Maximum native ISO | 25600 | 51200 |
| Maximum enhanced ISO | - | 204800 |
| Minimum native ISO | 200 | 100 |
| RAW images | ||
| Minimum enhanced ISO | 100 | 50 |
| Autofocusing | ||
| Manual focusing | ||
| Autofocus touch | ||
| Continuous autofocus | ||
| Single autofocus | ||
| Tracking autofocus | ||
| Autofocus selectice | ||
| Center weighted autofocus | ||
| Autofocus multi area | ||
| Live view autofocus | ||
| Face detection focus | ||
| Contract detection focus | ||
| Phase detection focus | ||
| Total focus points | 49 | 693 |
| Lens | ||
| Lens mount type | Micro Four Thirds | Sony E |
| Total lenses | 107 | 122 |
| Focal length multiplier | 2.1 | 1 |
| Screen | ||
| Range of screen | Tilting | Fully articulated |
| Screen sizing | 3 inch | 3 inch |
| Resolution of screen | 1,240k dot | 922k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch capability | ||
| Viewfinder Information | ||
| Viewfinder type | Electronic | Electronic |
| Viewfinder resolution | 2,760k dot | 2,360k dot |
| Viewfinder coverage | 100 percent | 100 percent |
| Viewfinder magnification | 0.7x | 0.59x |
| Features | ||
| Minimum shutter speed | 60 seconds | 30 seconds |
| Fastest shutter speed | 1/4000 seconds | 1/4000 seconds |
| Fastest silent shutter speed | 1/16000 seconds | 1/8000 seconds |
| Continuous shutter speed | 9.0 frames per sec | 10.0 frames per sec |
| Shutter priority | ||
| Aperture priority | ||
| Manual exposure | ||
| Exposure compensation | Yes | Yes |
| Change white balance | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash distance | 6.00 m (at ISO 200) | no built-in flash |
| Flash options | Auto, auto w/redeye reduction, forced on, forced on w/redeye reduction, slow sync, slow sync w/redeye reduction, forced off | no built-in flash |
| Hot shoe | ||
| Auto exposure bracketing | ||
| White balance bracketing | ||
| Exposure | ||
| Multisegment exposure | ||
| Average exposure | ||
| Spot exposure | ||
| Partial exposure | ||
| AF area exposure | ||
| Center weighted exposure | ||
| Video features | ||
| Supported video resolutions | - | 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM |
| Maximum video resolution | 3840x2160 | 3840x2160 |
| Video file format | MPEG-4, AVCHD, H.264 | MPEG-4, XAVC S, H.264 |
| Microphone jack | ||
| Headphone jack | ||
| Connectivity | ||
| Wireless | Built-In | Built-In |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | Yes | USB 3.2 Gen 1 (5 GBit/sec) |
| GPS | None | None |
| Physical | ||
| Environmental seal | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 407 gr (0.90 pounds) | 509 gr (1.12 pounds) |
| Physical dimensions | 124 x 72 x 47mm (4.9" x 2.8" x 1.9") | 124 x 71 x 60mm (4.9" x 2.8" x 2.4") |
| DXO scores | ||
| DXO Overall rating | not tested | not tested |
| DXO Color Depth rating | not tested | not tested |
| DXO Dynamic range rating | not tested | not tested |
| DXO Low light rating | not tested | not tested |
| Other | ||
| Battery life | 260 shots | 740 shots |
| Battery form | Battery Pack | Battery Pack |
| Battery ID | - | NP-FZ100 |
| Self timer | Yes (2 or 10 secs, 3 photos over 10 secs) | Yes (2 or 10 sec; continuous (3 or 5 exposures)) |
| Time lapse feature | ||
| Storage media | SD/SDHC/SDXC card (UHS-I supported) | SD/SDHC/SDXC card (UHS-II supported) |
| Storage slots | 1 | 1 |
| Price at release | $1,000 | $1,800 |