Pentax K100D vs Ricoh CX4
64 Imaging
44 Features
36 Overall
40
92 Imaging
33 Features
34 Overall
33
Pentax K100D vs Ricoh CX4 Key Specs
(Full Review)
- 6MP - APS-C Sensor
- 2.5" Fixed Display
- ISO 200 - 3200
- Sensor based Image Stabilization
- No Video
- Pentax KAF Mount
- 660g - 129 x 93 x 70mm
- Released December 2006
- Renewed by Pentax K100D S
(Full Review)
- 10MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 100 - 3200
- Sensor-shift Image Stabilization
- 1280 x 720 video
- 28-300mm (F3.5-5.6) lens
- 205g - 102 x 59 x 29mm
- Released August 2010
President Biden pushes bill mandating TikTok sale or ban Pentax K100D vs Ricoh CX4 Overview
Below is a thorough review of the Pentax K100D vs Ricoh CX4, former being a Entry-Level DSLR while the other is a Small Sensor Superzoom by rivals Pentax and Ricoh. There is a substantial difference among the sensor resolutions of the K100D (6MP) and CX4 (10MP) and the K100D (APS-C) and CX4 (1/2.3") possess totally different sensor size.
Samsung Releases Faster Versions of EVO MicroSD CardsThe K100D was announced 4 years prior to the CX4 and that is a fairly big difference as far as camera tech is concerned. Both cameras come with different body type with the Pentax K100D being a Compact SLR camera and the Ricoh CX4 being a Compact camera.
Before getting through a thorough comparison, below is a simple overview of how the K100D scores versus the CX4 with regard to portability, imaging, features and an overall grade.
Mastering Nature Photography with a Digital Microscope Camera Pentax K100D vs Ricoh CX4 Gallery
This is a sample of the gallery pics for Pentax K100D & Ricoh CX4. The whole galleries are provided at Pentax K100D Gallery & Ricoh CX4 Gallery.
Reasons to pick Pentax K100D over the Ricoh CX4
| K100D | CX4 |
|---|
Reasons to pick Ricoh CX4 over the Pentax K100D
| CX4 | K100D | |||
|---|---|---|---|---|
| Released | August 2010 | December 2006 | More recent by 45 months | |
| Display dimension | 3" | 2.5" | Larger display (+0.5") | |
| Display resolution | 920k | 210k | Sharper display (+710k dot) |
Common features in the Pentax K100D and Ricoh CX4
| K100D | CX4 | |||
|---|---|---|---|---|
| Manual focus | Very exact focus | |||
| Display type | Fixed | Fixed | Fixed display | |
| Selfie screen | Missing selfie screen | |||
| Touch friendly display | Missing Touch friendly display |
Pentax K100D vs Ricoh CX4 Physical Comparison
When you are going to lug around your camera, you'll need to factor in its weight and proportions. The Pentax K100D features outer dimensions of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") and a weight of 660 grams (1.46 lbs) while the Ricoh CX4 has measurements of 102mm x 59mm x 29mm (4.0" x 2.3" x 1.1") and a weight of 205 grams (0.45 lbs).
Compare the Pentax K100D vs Ricoh CX4 in our completely new Camera & Lens Size Comparison Tool.
Do not forget, the weight of an ILC will differ based on the lens you are utilising at the time. Following is the front view measurements comparison of the K100D compared to the CX4.

Looking at size and weight, the portability grade of the K100D and CX4 is 64 and 92 respectively.
Pentax K100D vs Ricoh CX4 Sensor Comparison
Oftentimes, it can be difficult to visualise the contrast in sensor measurements simply by researching specs. The photograph here might give you a better sense of the sensor sizes in the K100D and CX4.
As you can plainly see, both of those cameras have got different megapixel count and different sensor measurements. The K100D having a larger sensor will make achieving shallow DOF easier and the Ricoh CX4 will render greater detail with its extra 4 Megapixels. Greater resolution will also make it easier to crop photos much more aggressively. The older K100D will be behind when it comes to sensor tech.
Pentax K100D vs Ricoh CX4 Screen and ViewFinder
Snapchat Adds Watermarks to AI-Created Images Photography Type Scores
Portrait Comparison
Japan-exclusive Leica Leitz Phone 3 features big sensor and new modesStreet Comparison
Meta to Introduce 'AI-Generated' Labels for Media starting next monthSports Comparison
Apple Innovates by Creating Next-Level Optical Stabilization for iPhoneTravel Comparison
Photography GlossaryLandscape Comparison
Photobucket discusses licensing 13 billion images with AI firmsVlogging Comparison
Pentax 17 Pre-Orders Outperform Expectations by a Landslide
Pentax K100D vs Ricoh CX4 Specifications
| Pentax K100D | Ricoh CX4 | |
|---|---|---|
| General Information | ||
| Brand | Pentax | Ricoh |
| Model type | Pentax K100D | Ricoh CX4 |
| Type | Entry-Level DSLR | Small Sensor Superzoom |
| Released | 2006-12-03 | 2010-08-19 |
| Physical type | Compact SLR | Compact |
| Sensor Information | ||
| Powered by | - | Smooth Imaging Engine IV |
| Sensor type | CCD | BSI-CMOS |
| Sensor size | APS-C | 1/2.3" |
| Sensor dimensions | 23.5 x 15.7mm | 6.17 x 4.55mm |
| Sensor area | 369.0mm² | 28.1mm² |
| Sensor resolution | 6 megapixel | 10 megapixel |
| Anti alias filter | ||
| Aspect ratio | 3:2 | 1:1, 4:3 and 3:2 |
| Highest Possible resolution | 3008 x 2008 | 3648 x 2736 |
| Maximum native ISO | 3200 | 3200 |
| Lowest native ISO | 200 | 100 |
| RAW format | ||
| Autofocusing | ||
| Manual focusing | ||
| Autofocus touch | ||
| Autofocus continuous | ||
| Autofocus single | ||
| Autofocus tracking | ||
| Selective autofocus | ||
| Autofocus center weighted | ||
| Multi area autofocus | ||
| Autofocus live view | ||
| Face detect focus | ||
| Contract detect focus | ||
| Phase detect focus | ||
| Total focus points | 11 | - |
| Cross type focus points | - | - |
| Lens | ||
| Lens support | Pentax KAF | fixed lens |
| Lens zoom range | - | 28-300mm (10.7x) |
| Maximal aperture | - | f/3.5-5.6 |
| Macro focusing distance | - | 1cm |
| Number of lenses | 151 | - |
| Focal length multiplier | 1.5 | 5.8 |
| Screen | ||
| Type of display | Fixed Type | Fixed Type |
| Display size | 2.5" | 3" |
| Resolution of display | 210 thousand dots | 920 thousand dots |
| Selfie friendly | ||
| Liveview | ||
| Touch functionality | ||
| Viewfinder Information | ||
| Viewfinder | Optical (pentamirror) | None |
| Viewfinder coverage | 96% | - |
| Viewfinder magnification | 0.57x | - |
| Features | ||
| Minimum shutter speed | 30 seconds | 8 seconds |
| Fastest shutter speed | 1/4000 seconds | 1/2000 seconds |
| Continuous shutter rate | 3.0fps | 5.0fps |
| Shutter priority | ||
| Aperture priority | ||
| Manually set exposure | ||
| Exposure compensation | Yes | - |
| Change white balance | ||
| Image stabilization | ||
| Inbuilt flash | ||
| Flash distance | - | 4.00 m |
| Flash modes | Auto, On, Off, Red-eye reduction | Auto, On, Off, Red-Eye, Slow Sync |
| Hot shoe | ||
| Auto exposure bracketing | ||
| WB bracketing | ||
| Fastest flash synchronize | 1/180 seconds | - |
| Exposure | ||
| Multisegment exposure | ||
| Average exposure | ||
| Spot exposure | ||
| Partial exposure | ||
| AF area exposure | ||
| Center weighted exposure | ||
| Video features | ||
| Supported video resolutions | - | 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) |
| Maximum video resolution | None | 1280x720 |
| Video format | - | Motion JPEG |
| Mic support | ||
| Headphone support | ||
| Connectivity | ||
| Wireless | None | None |
| Bluetooth | ||
| NFC | ||
| HDMI | ||
| USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
| GPS | None | None |
| Physical | ||
| Environmental sealing | ||
| Water proofing | ||
| Dust proofing | ||
| Shock proofing | ||
| Crush proofing | ||
| Freeze proofing | ||
| Weight | 660g (1.46 lbs) | 205g (0.45 lbs) |
| Dimensions | 129 x 93 x 70mm (5.1" x 3.7" x 2.8") | 102 x 59 x 29mm (4.0" x 2.3" x 1.1") |
| 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 ID | 4 x AA | DB-100 |
| Self timer | Yes (2 or 12 sec) | Yes (2, 10 or Custom) |
| Time lapse shooting | ||
| Storage type | SD/MMC card | SD/SDHC/SDXC card, Internal |
| Card slots | One | One |
| Retail price | $0 | $211 |