Pentax 645Z vs Ricoh CX1
49 Imaging
79 Features
74 Overall
77
93 Imaging
31 Features
30 Overall
30
Pentax 645Z vs Ricoh CX1 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
- Revealed April 2014
- Replaced the Pentax 645D
(Full Review)
- 9MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 80 - 1600
- Sensor-shift Image Stabilization
- 640 x 480 video
- 28-200mm (F3.3-5.2) lens
- 180g - 102 x 58 x 28mm
- Launched February 2009
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Let's look a bit more in depth at the Pentax 645Z versus Ricoh CX1, former being a Pro DSLR while the latter is a Small Sensor Compact by competitors Pentax and Ricoh. There exists a considerable gap among the sensor resolutions of the 645Z (51MP) and CX1 (9MP) and the 645Z (Medium format) and CX1 (1/2.3") possess different sensor measurements.
President Biden pushes bill mandating TikTok sale or banThe 645Z was introduced 5 years later than the CX1 and that is a fairly large difference as far as camera technology is concerned. Both of these cameras offer different body type with the Pentax 645Z being a Large SLR camera and the Ricoh CX1 being a Compact camera.
Before getting through a in-depth comparison, below is a brief synopsis of how the 645Z scores against the CX1 for portability, imaging, features and an overall rating.
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The following is a preview of the gallery images for Pentax 645Z & Ricoh CX1. The whole galleries are available at Pentax 645Z Gallery & Ricoh CX1 Gallery.
Reasons to pick Pentax 645Z over the Ricoh CX1
| 645Z | CX1 | |||
|---|---|---|---|---|
| Launched | April 2014 |  | February 2009 | Fresher by 63 months |
| Screen type | Tilting |  | Fixed | Tilting screen |
| Screen sizing | 3.2" |  | 3" | Bigger screen (+0.2") |
| Screen resolution | 1037k |  | 920k | Crisper screen (+117k dot) |
Reasons to pick Ricoh CX1 over the Pentax 645Z
| CX1 | 645Z |
|---|
Common features in the Pentax 645Z and Ricoh CX1
| 645Z | CX1 | |||
|---|---|---|---|---|
| Manually focus |  | More accurate focus | ||
| Selfie screen |  | No selfie screen | ||
| Touch screen |  | No Touch screen |
Pentax 645Z vs Ricoh CX1 Physical Comparison
For anybody who is planning to carry your camera often, you need to factor its weight and proportions. The Pentax 645Z has outer measurements of 156mm x 117mm x 123mm (6.1" x 4.6" x 4.8") along with a weight of 1550 grams (3.42 lbs) and the Ricoh CX1 has measurements of 102mm x 58mm x 28mm (4.0" x 2.3" x 1.1") along with a weight of 180 grams (0.40 lbs).
See the Pentax 645Z versus Ricoh CX1 in our newest Camera & Lens Size Comparison Tool.
Keep in mind, the weight of an ILC will differ dependant on the lens you choose at the time. Underneath is the front view scale comparison of the 645Z against the CX1.
Taking into account dimensions and weight, the portability grade of the 645Z and CX1 is 49 and 93 respectively.
Pentax 645Z vs Ricoh CX1 Sensor Comparison
Typically, its hard to visualize the gap in sensor sizing just by looking through technical specs. The graphic here should offer you a much better sense of the sensor measurements in the 645Z and CX1.
As you have seen, each of the cameras enjoy different resolutions and different sensor sizing. The 645Z with its bigger sensor is going to make shooting shallow depth of field less difficult and the Pentax 645Z will provide you with greater detail using its extra 42 Megapixels. Higher resolution will also let you crop shots far more aggressively. The newer 645Z provides an edge with regard to sensor technology.
Pentax 645Z vs Ricoh CX1 Screen and ViewFinder
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Pentax 645Z vs Ricoh CX1 Specifications
| Pentax 645Z | Ricoh CX1 | |
|---|---|---|
| General Information | ||
| Manufacturer | Pentax | Ricoh |
| Model | Pentax 645Z | Ricoh CX1 |
| Type | Pro DSLR | Small Sensor Compact |
| Revealed | 2014-04-15 | 2009-02-19 |
| Body design | Large SLR | Compact |
| Sensor Information | ||
| Chip | PRIME III | Smooth Imaging Engine IV |
| Sensor type | CMOS | CMOS |
| Sensor size | Medium format | 1/2.3" |
| Sensor measurements | 44 x 33mm | 6.17 x 4.55mm |
| Sensor surface area | 1,452.0mm² | 28.1mm² |
| Sensor resolution | 51 megapixels | 9 megapixels |
| Anti aliasing filter | ||
| Aspect ratio | 4:3 | 1:1, 4:3 and 3:2 |
| Full resolution | 8256 x 6192 | 3456 x 2592 |
| Max native ISO | 204800 | 1600 |
| Min native ISO | 100 | 80 |
| RAW support | ||
| Autofocusing | ||
| Focus manually | ||
| Autofocus touch | ||
| Autofocus continuous | ||
| Single autofocus | ||
| Autofocus tracking | ||
| Selective autofocus | ||
| Center weighted autofocus | ||
| Multi area autofocus | ||
| Autofocus live view | ||
| Face detection focus | ||
| Contract detection focus | ||
| Phase detection focus | ||
| Number of focus points | 27 | - |
| Lens | ||
| Lens mount | Pentax 645AF2 | fixed lens |
| Lens focal range | - | 28-200mm (7.1x) |
| Maximum aperture | - | f/3.3-5.2 |
| Macro focus range | - | 1cm |
| Amount of lenses | 6 | - |
| Focal length multiplier | 0.8 | 5.8 |
| Screen | ||
| Range of screen | Tilting | Fixed Type |
| Screen sizing | 3.2 inches | 3 inches |
| Resolution of screen | 1,037k dot | 920k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch friendly | ||
| Viewfinder Information | ||
| Viewfinder | Optical (pentaprism) | None |
| Viewfinder coverage | 98 percent | - |
| Viewfinder magnification | 0.85x | - |
| Features | ||
| Lowest shutter speed | 30s | 8s |
| Highest shutter speed | 1/4000s | 1/2000s |
| Continuous shooting speed | 3.0fps | - |
| Shutter priority | ||
| Aperture priority | ||
| Expose Manually | ||
| Exposure compensation | Yes | - |
| Set white balance | ||
| Image stabilization | ||
| Integrated flash | ||
| Flash range | no built-in flash | 3.00 m |
| 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 | Auto, On, Off, Red-Eye, Slow Sync |
| Hot shoe | ||
| Auto exposure bracketing | ||
| WB bracketing | ||
| Highest flash sync | 1/125s | - |
| 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) | 640 x 480 (30 fps), 320 x 240 (30 fps) |
| Max video resolution | 1920x1080 | 640x480 |
| Video format | MPEG-4, H.264 | Motion JPEG |
| Microphone jack | ||
| Headphone jack | ||
| Connectivity | ||
| Wireless | None | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 3.0 (5 GBit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | Optional | None |
| Physical | ||
| Environmental seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 1550 grams (3.42 pounds) | 180 grams (0.40 pounds) |
| Dimensions | 156 x 117 x 123mm (6.1" x 4.6" x 4.8") | 102 x 58 x 28mm (4.0" x 2.3" x 1.1") |
| DXO scores | ||
| DXO All around 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 | - |
| Battery form | Battery Pack | - |
| Battery model | D-LI90 | DB-70 |
| Self timer | Yes (2 or 10 secs) | Yes (2, 10 or Custom) |
| Time lapse shooting | ||
| Storage media | Dual SD/SDHC/SDXC slots | SD/SDHC card, Internal |
| Storage slots | Two | One |
| Launch cost | $5,024 | $299 |