Panasonic GX9 vs Pentax K-1
82 Imaging
60 Features
80 Overall
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55 Imaging
75 Features
82 Overall
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Panasonic GX9 vs Pentax K-1 Key Specs
(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
- Launched February 2018
(Full Review)
- 36MP - Full frame Sensor
- 3.2" Fully Articulated Display
- ISO 100 - 204800
- Sensor based 5-axis Image Stabilization
- No Anti-Alias Filter
- 1/8000s Maximum Shutter
- 1920 x 1080 video
- Pentax KAF2 Mount
- 1010g - 137 x 110 x 86mm
- Introduced February 2016
- Successor is Pentax K-1 II
Photography Glossary Panasonic GX9 vs Pentax K-1 Overview
Let's look a little more in depth at the Panasonic GX9 vs Pentax K-1, former is a Advanced Mirrorless while the other is a Advanced DSLR by manufacturers Panasonic and Pentax. There exists a sizable gap among the image resolutions of the GX9 (20MP) and K-1 (36MP) and the GX9 (Four Thirds) and K-1 (Full frame) have different sensor measurements.
Samsung Releases Faster Versions of EVO MicroSD CardsThe GX9 was manufactured 2 years after the K-1 which is a fairly significant difference as far as camera technology is concerned. Both of the cameras feature different body design with the Panasonic GX9 being a Rangefinder-style mirrorless camera and the Pentax K-1 being a Mid-size SLR camera.
Before we go into a comprehensive comparison, here is a simple view of how the GX9 grades versus the K-1 in relation to portability, imaging, features and an overall mark.
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Below is a sample of the gallery pics for Panasonic Lumix DC-GX9 & Pentax K-1. The entire galleries are available at Panasonic GX9 Gallery & Pentax K-1 Gallery.
Reasons to pick Panasonic GX9 over the Pentax K-1
| GX9 | K-1 | |||
|---|---|---|---|---|
| Introduced | February 2018 | February 2016 | Newer by 25 months | |
| Display resolution | 1240k | 1037k | Crisper display (+203k dot) | |
| Touch friendly display | Easily navigate |
Reasons to pick Pentax K-1 over the Panasonic GX9
| K-1 | GX9 | |||
|---|---|---|---|---|
| Display type | Fully Articulated | Tilting | Fully Articulating display | |
| Display size | 3.2" | 3" | Larger display (+0.2") |
Common features in the Panasonic GX9 and Pentax K-1
| GX9 | K-1 | |||
|---|---|---|---|---|
| Focus manually | Dial exact focusing | |||
| Selfie screen | Neither comes with selfie screen |
Panasonic GX9 vs Pentax K-1 Physical Comparison
In case you're looking to travel with your camera often, you will want to factor its weight and volume. The Panasonic GX9 comes with external measurements of 124mm x 72mm x 47mm (4.9" x 2.8" x 1.9") accompanied by a weight of 407 grams (0.90 lbs) and the Pentax K-1 has sizing of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") and a weight of 1010 grams (2.23 lbs).
Examine the Panasonic GX9 vs Pentax K-1 in our newest Camera & Lens Size Comparison Tool.
Take into consideration, the weight of an ILC will change based on the lens you are working with at that time. Here is a front view measurements comparison of the GX9 versus the K-1.

Using dimensions and weight, the portability rating of the GX9 and K-1 is 82 and 55 respectively.
Panasonic GX9 vs Pentax K-1 Sensor Comparison
Normally, its hard to visualize the difference in sensor dimensions only by looking through a spec sheet. The pic below will help provide you a better sense of the sensor sizing in the GX9 and K-1.
Clearly, both of these cameras feature different megapixel count and different sensor dimensions. The GX9 featuring a smaller sensor is going to make shooting bokeh trickier and the Pentax K-1 will provide you with extra detail due to its extra 16 Megapixels. Greater resolution can also allow you to crop pics way more aggressively. The more modern GX9 should have a benefit when it comes to sensor tech.
Panasonic GX9 vs Pentax K-1 Screen and ViewFinder
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Panasonic GX9 vs Pentax K-1 Specifications
| Panasonic Lumix DC-GX9 | Pentax K-1 | |
|---|---|---|
| General Information | ||
| Brand Name | Panasonic | Pentax |
| Model type | Panasonic Lumix DC-GX9 | Pentax K-1 |
| Category | Advanced Mirrorless | Advanced DSLR |
| Launched | 2018-02-13 | 2016-02-17 |
| Body design | Rangefinder-style mirrorless | Mid-size SLR |
| Sensor Information | ||
| Processor Chip | Venus Engine | - |
| Sensor type | CMOS | CMOS |
| Sensor size | Four Thirds | Full frame |
| Sensor measurements | 17.3 x 13mm | 35.9 x 24mm |
| Sensor area | 224.9mm² | 861.6mm² |
| Sensor resolution | 20MP | 36MP |
| Anti alias filter | ||
| Aspect ratio | 1:1, 4:3, 3:2 and 16:9 | 3:2 |
| Highest resolution | 5184 x 3888 | 7360 x 4912 |
| Highest native ISO | 25600 | 204800 |
| Lowest native ISO | 200 | 100 |
| RAW format | ||
| Lowest boosted ISO | 100 | - |
| Autofocusing | ||
| Manual focusing | ||
| Autofocus touch | ||
| Continuous autofocus | ||
| Autofocus single | ||
| Autofocus tracking | ||
| Autofocus selectice | ||
| Center weighted autofocus | ||
| Autofocus multi area | ||
| Live view autofocus | ||
| Face detection autofocus | ||
| Contract detection autofocus | ||
| Phase detection autofocus | ||
| Total focus points | 49 | 33 |
| Cross type focus points | - | 25 |
| Lens | ||
| Lens mount type | Micro Four Thirds | Pentax KAF2 |
| Total lenses | 107 | 151 |
| Focal length multiplier | 2.1 | 1 |
| Screen | ||
| Range of screen | Tilting | Fully Articulated |
| Screen size | 3" | 3.2" |
| Resolution of screen | 1,240 thousand dot | 1,037 thousand dot |
| Selfie friendly | ||
| Liveview | ||
| Touch functionality | ||
| Viewfinder Information | ||
| Viewfinder | Electronic | Optical (pentaprism) |
| Viewfinder resolution | 2,760 thousand dot | - |
| Viewfinder coverage | 100% | 100% |
| Viewfinder magnification | 0.7x | 0.7x |
| Features | ||
| Slowest shutter speed | 60 seconds | 30 seconds |
| Maximum shutter speed | 1/4000 seconds | 1/8000 seconds |
| Maximum silent shutter speed | 1/16000 seconds | - |
| Continuous shooting speed | 9.0fps | 4.4fps |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | Yes |
| Custom white balance | ||
| Image stabilization | ||
| Built-in 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 | Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync |
| External flash | ||
| AEB | ||
| WB bracketing | ||
| Maximum flash sync | - | 1/200 seconds |
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| Video features | ||
| Supported video resolutions | - | 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p) |
| Highest video resolution | 3840x2160 | 1920x1080 |
| Video data format | MPEG-4, AVCHD, H.264 | MPEG-4, H.264 |
| Microphone input | ||
| Headphone input | ||
| Connectivity | ||
| Wireless | Built-In | Built-In |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | Yes | USB 2.0 (480 Mbit/sec) |
| GPS | None | Built-in |
| Physical | ||
| Environmental seal | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 407 grams (0.90 lb) | 1010 grams (2.23 lb) |
| Physical dimensions | 124 x 72 x 47mm (4.9" x 2.8" x 1.9") | 137 x 110 x 86mm (5.4" x 4.3" x 3.4") |
| DXO scores | ||
| DXO All around rating | not tested | 96 |
| DXO Color Depth rating | not tested | 25.4 |
| DXO Dynamic range rating | not tested | 14.6 |
| DXO Low light rating | not tested | 3280 |
| Other | ||
| Battery life | 260 photographs | 760 photographs |
| Battery format | Battery Pack | Battery Pack |
| Battery ID | - | D-LI90 |
| Self timer | Yes (2 or 10 secs, 3 photos over 10 secs) | Yes (2 or 12 sec, custom) |
| Time lapse recording | ||
| Storage media | SD/SDHC/SDXC card (UHS-I supported) | Dual SD/SDHC/SDXC (UHS-I) |
| Storage slots | Single | Two |
| Launch pricing | $1,000 | $1,499 |