Pentax 645Z vs Zeiss ZX1
49 Imaging
79 Features
74 Overall
77
67 Imaging
77 Features
62 Overall
71
Pentax 645Z vs Zeiss ZX1 Key Specs
(Full Review)
- 51MP - Medium format Sensor
- 3.2" Tilting Screen
- ISO 100 - 204800
- No Anti-Alias Filter
- 1920 x 1080 video
- Pentax 645AF2 Mount
- 1550g - 156 x 117 x 123mm
- Introduced April 2014
- Previous Model is Pentax 645D
(Full Review)
- 37MP - Full frame Sensor
- 4.34" Fully Articulated Screen
- ISO 80 - 51200
- 1/8000s Max Shutter
- 3840 x 2160 video
- 35mm (F2-22) lens
- 800g - 142 x 93 x 46mm
- Released September 2018
Photography Glossary Pentax 645Z vs Zeiss ZX1 Overview
Its time to look closer at the Pentax 645Z versus Zeiss ZX1, one being a Pro DSLR and the latter is a Large Sensor Compact by competitors Pentax and Zeiss. There exists a sizeable gap between the sensor resolutions of the 645Z (51MP) and ZX1 (37MP) and the 645Z (Medium format) and ZX1 (Full frame) enjoy different sensor sizes.
Japan-exclusive Leica Leitz Phone 3 features big sensor and new modesThe 645Z was manufactured 5 years before the ZX1 and that is quite a large gap as far as technology is concerned. Each of these cameras offer different body type with the Pentax 645Z being a Large SLR camera and the Zeiss ZX1 being a Large Sensor Compact camera.
Before going in to a step-by-step comparison, below is a brief introduction of how the 645Z matches up against the ZX1 with regard to portability, imaging, features and an overall grade.
Meta to Introduce 'AI-Generated' Labels for Media starting next month Pentax 645Z vs Zeiss ZX1 Gallery
Below is a preview of the gallery photos for Pentax 645Z and Zeiss ZX1. The entire galleries are available at Pentax 645Z Gallery and Zeiss ZX1 Gallery.
Reasons to pick Pentax 645Z over the Zeiss ZX1
| 645Z | ZX1 |
|---|
Reasons to pick Zeiss ZX1 over the Pentax 645Z
| ZX1 | 645Z | |||
|---|---|---|---|---|
| Released | September 2018 | April 2014 | More recent by 54 months | |
| Screen type | Fully Articulated | Tilting | Fully Articulating screen | |
| Screen sizing | 4.34" | 3.2" | Bigger screen (+1.14") | |
| Screen resolution | 2765k | 1037k | Sharper screen (+1728k dot) | |
| Touch friendly screen | Quickly navigate |
Common features in the Pentax 645Z and Zeiss ZX1
| 645Z | ZX1 | |||
|---|---|---|---|---|
| Focus manually | Very accurate focusing | |||
| Selfie screen | Lacking selfie screen |
Pentax 645Z vs Zeiss ZX1 Physical Comparison
For anyone who is intending to lug around your camera often, you will need to factor in its weight and dimensions. The Pentax 645Z provides physical measurements of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") having a weight of 1550 grams (3.42 lbs) and the Zeiss ZX1 has dimensions of 142mm x 93mm x 46mm (5.6" x 3.7" x 1.8") accompanied by a weight of 800 grams (1.76 lbs).
Analyze the Pentax 645Z versus Zeiss ZX1 in the new Camera with Lens Size Comparison Tool.
Remember that, the weight of an Interchangeable Lens Camera will vary depending on the lens you choose at that moment. Underneath is the front view size comparison of the 645Z vs the ZX1.

Factoring in dimensions and weight, the portability rating of the 645Z and ZX1 is 49 and 67 respectively.
Pentax 645Z vs Zeiss ZX1 Sensor Comparison
Typically, it is tough to imagine the gap between sensor measurements only by checking specs. The visual underneath should give you a clearer sense of the sensor measurements in the 645Z and ZX1.
All in all, each of the cameras offer different megapixel count and different sensor measurements. The 645Z featuring a bigger sensor is going to make achieving shallower DOF simpler and the Pentax 645Z will resolve extra detail due to its extra 14MP. Higher resolution can also enable you to crop pictures a little more aggressively. The older 645Z is going to be behind in sensor technology.
Pentax 645Z vs Zeiss ZX1 Screen and ViewFinder
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Pentax 645Z vs Zeiss ZX1 Specifications
| Pentax 645Z | Zeiss ZX1 | |
|---|---|---|
| General Information | ||
| Make | Pentax | Zeiss |
| Model | Pentax 645Z | Zeiss ZX1 |
| Type | Pro DSLR | Large Sensor Compact |
| Introduced | 2014-04-15 | 2018-09-27 |
| Physical type | Large SLR | Large Sensor Compact |
| Sensor Information | ||
| Powered by | PRIME III | - |
| Sensor type | CMOS | CMOS |
| Sensor size | Medium format | Full frame |
| Sensor measurements | 44 x 33mm | 36 x 24mm |
| Sensor surface area | 1,452.0mm² | 864.0mm² |
| Sensor resolution | 51MP | 37MP |
| Anti aliasing filter | ||
| Aspect ratio | 4:3 | 3:2 |
| Highest Possible resolution | 8256 x 6192 | 7488 x 4992 |
| Maximum native ISO | 204800 | 51200 |
| Min native ISO | 100 | 80 |
| RAW support | ||
| Autofocusing | ||
| Focus manually | ||
| Autofocus touch | ||
| Autofocus continuous | ||
| Autofocus single | ||
| Tracking autofocus | ||
| Selective autofocus | ||
| Center weighted autofocus | ||
| Multi area autofocus | ||
| Autofocus live view | ||
| Face detection autofocus | ||
| Contract detection autofocus | ||
| Phase detection autofocus | ||
| Number of focus points | 27 | 255 |
| Lens | ||
| Lens mount | Pentax 645AF2 | fixed lens |
| Lens focal range | - | 35mm (1x) |
| Maximum aperture | - | f/2-22 |
| Number of lenses | 6 | - |
| Crop factor | 0.8 | 1 |
| Screen | ||
| Type of screen | Tilting | Fully Articulated |
| Screen sizing | 3.2 inches | 4.34 inches |
| Screen resolution | 1,037k dots | 2,765k dots |
| Selfie friendly | ||
| Liveview | ||
| Touch operation | ||
| Viewfinder Information | ||
| Viewfinder type | Optical (pentaprism) | Electronic |
| Viewfinder resolution | - | 6,221k dots |
| Viewfinder coverage | 98 percent | 100 percent |
| Viewfinder magnification | 0.85x | - |
| Features | ||
| Minimum shutter speed | 30 seconds | 30 seconds |
| Fastest shutter speed | 1/4000 seconds | 1/8000 seconds |
| Continuous shutter rate | 3.0 frames per second | 3.0 frames per second |
| Shutter priority | ||
| Aperture priority | ||
| Manual mode | ||
| Exposure compensation | Yes | Yes |
| Change white balance | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | no built-in flash | no built-in flash |
| Flash options | 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 | no built-in flash |
| Hot shoe | ||
| AE bracketing | ||
| WB bracketing | ||
| Fastest flash synchronize | 1/125 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, 30p, 25p,24p) | 3840 x 2160 @ 30p, MOV, H.264, Linear PCM |
| Maximum video resolution | 1920x1080 | 3840x2160 |
| Video data format | MPEG-4, H.264 | MPEG-4, H.264 |
| Microphone port | ||
| Headphone port | ||
| Connectivity | ||
| Wireless | None | Built-In |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 3.0 (5 GBit/sec) | USB 3.1 Gen 1 (5 GBit/sec) |
| GPS | Optional | None |
| Physical | ||
| Environment sealing | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 1550 gr (3.42 lb) | 800 gr (1.76 lb) |
| Dimensions | 156 x 117 x 123mm (6.1" x 4.6" x 4.8") | 142 x 93 x 46mm (5.6" x 3.7" x 1.8") |
| DXO scores | ||
| DXO Overall score | 101 | not tested |
| DXO Color Depth score | 26.0 | not tested |
| DXO Dynamic range score | 14.7 | not tested |
| DXO Low light score | 4505 | not tested |
| Other | ||
| Battery life | 650 pictures | - |
| Form of battery | Battery Pack | - |
| Battery model | D-LI90 | - |
| Self timer | Yes (2 or 10 secs) | Yes |
| Time lapse feature | ||
| Storage type | Dual SD/SDHC/SDXC slots | 512GB internal |
| Card slots | Dual | 1 |
| Cost at release | $5,024 | - |