Casio EX-100 vs Pentax RZ18
83 Imaging
37 Features
64 Overall
47


92 Imaging
39 Features
37 Overall
38
Casio EX-100 vs Pentax RZ18 Key Specs
(Full Review)
- 12MP - 1/1.7" Sensor
- 3.5" Tilting Display
- ISO 80 - 12800 (Raise to 25600)
- Sensor-shift Image Stabilization
- 1/20000s Max Shutter
- 1920 x 1080 video
- 28-300mm (F2.8) lens
- 389g - 119 x 67 x 50mm
- Introduced February 2014
(Full Review)
- 16MP - 1/2.3" Sensor
- 3" Fixed Screen
- ISO 80 - 6400
- Sensor-shift Image Stabilization
- 1280 x 720 video
- 25-450mm (F3.5-5.9) lens
- 178g - 97 x 61 x 33mm
- Announced September 2011

Casio EX-100 vs Pentax RZ18 Overview
Below, we will be evaluating the Casio EX-100 versus Pentax RZ18, both Small Sensor Superzoom cameras by companies Casio and Pentax. There is a sizeable difference among the resolutions of the EX-100 (12MP) and RZ18 (16MP) and the EX-100 (1/1.7") and RZ18 (1/2.3") enjoy totally different sensor sizing.

The EX-100 was announced 2 years after the RZ18 which is a fairly large gap as far as camera tech is concerned. The two cameras come with the identical body type (Compact).
Before getting in to a in depth comparison, below is a brief summary of how the EX-100 scores vs the RZ18 with regards to portability, imaging, features and an overall score.

Casio EX-100 vs Pentax RZ18 Gallery
Following is a preview of the gallery images for Casio Exilim EX-100 and Pentax Optio RZ18. The whole galleries are provided at Casio EX-100 Gallery and Pentax RZ18 Gallery.
Reasons to pick Casio EX-100 over the Pentax RZ18
EX-100 | RZ18 | |||
---|---|---|---|---|
Announced | February 2014 | ![]() | September 2011 | More modern by 30 months |
Screen type | Tilting | ![]() | Fixed | Tilting screen |
Screen dimension | 3.5" | ![]() | 3" | Bigger screen (+0.5") |
Screen resolution | 922k | ![]() | 460k | Clearer screen (+462k dot) |
Reasons to pick Pentax RZ18 over the Casio EX-100
RZ18 | EX-100 |
---|
Common features in the Casio EX-100 and Pentax RZ18
EX-100 | RZ18 | |||
---|---|---|---|---|
Focus manually | ![]() | Dial exact focus | ||
Selfie screen | ![]() | Neither provides selfie screen | ||
Touch friendly screen | ![]() | Lacking Touch friendly screen |
Casio EX-100 vs Pentax RZ18 Physical Comparison
When you are intending to carry around your camera often, you need to factor its weight and size. The Casio EX-100 provides outer measurements of 119mm x 67mm x 50mm (4.7" x 2.6" x 2.0") with a weight of 389 grams (0.86 lbs) while the Pentax RZ18 has specifications of 97mm x 61mm x 33mm (3.8" x 2.4" x 1.3") along with a weight of 178 grams (0.39 lbs).
See the Casio EX-100 versus Pentax RZ18 in the new Camera with Lens Size Comparison Tool.
Remember, the weight of an Interchangeable Lens Camera will differ based on the lens you choose during that time. Here is the front view dimensions comparison of the EX-100 compared to the RZ18.

Considering size and weight, the portability rating of the EX-100 and RZ18 is 83 and 92 respectively.

Casio EX-100 vs Pentax RZ18 Sensor Comparison
In many cases, it is very tough to visualise the gap in sensor sizes merely by researching a spec sheet. The image below will give you a greater sense of the sensor measurements in the EX-100 and RZ18.
Clearly, each of these cameras have got different megapixels and different sensor sizes. The EX-100 using its bigger sensor will make achieving shallow DOF simpler and the Pentax RZ18 will render extra detail with its extra 4 Megapixels. Higher resolution will also help you crop photographs much more aggressively. The more recent EX-100 will have an edge with regard to sensor tech.

Casio EX-100 vs Pentax RZ18 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Casio EX-100 vs Pentax RZ18 Specifications
Casio Exilim EX-100 | Pentax Optio RZ18 | |
---|---|---|
General Information | ||
Brand Name | Casio | Pentax |
Model | Casio Exilim EX-100 | Pentax Optio RZ18 |
Category | Small Sensor Superzoom | Small Sensor Superzoom |
Introduced | 2014-02-06 | 2011-09-12 |
Body design | Compact | Compact |
Sensor Information | ||
Sensor type | CMOS | CCD |
Sensor size | 1/1.7" | 1/2.3" |
Sensor measurements | 7.44 x 5.58mm | 6.08 x 4.56mm |
Sensor surface area | 41.5mm² | 27.7mm² |
Sensor resolution | 12 megapixel | 16 megapixel |
Anti aliasing filter | ||
Aspect ratio | 4:3, 3:2 and 16:9 | 1:1, 4:3 and 16:9 |
Peak resolution | 4000 x 3000 | 4608 x 3456 |
Highest native ISO | 12800 | 6400 |
Highest enhanced ISO | 25600 | - |
Min native ISO | 80 | 80 |
RAW files | ||
Autofocusing | ||
Focus manually | ||
AF touch | ||
AF continuous | ||
AF single | ||
AF tracking | ||
AF selectice | ||
Center weighted AF | ||
Multi area AF | ||
Live view AF | ||
Face detect focusing | ||
Contract detect focusing | ||
Phase detect focusing | ||
Number of focus points | 25 | 9 |
Lens | ||
Lens mount | fixed lens | fixed lens |
Lens focal range | 28-300mm (10.7x) | 25-450mm (18.0x) |
Maximum aperture | f/2.8 | f/3.5-5.9 |
Macro focus distance | 5cm | 4cm |
Focal length multiplier | 4.8 | 5.9 |
Screen | ||
Display type | Tilting | Fixed Type |
Display diagonal | 3.5 inches | 3 inches |
Display resolution | 922k dot | 460k dot |
Selfie friendly | ||
Liveview | ||
Touch functionality | ||
Display tech | Super Clear LCD | TFT color LCD with Anti-reflective coating |
Viewfinder Information | ||
Viewfinder | None | None |
Features | ||
Min shutter speed | 15 seconds | 4 seconds |
Max shutter speed | 1/20000 seconds | 1/2000 seconds |
Continuous shutter speed | 30.0 frames per sec | 1.0 frames per sec |
Shutter priority | ||
Aperture priority | ||
Expose Manually | ||
Exposure compensation | Yes | - |
Set WB | ||
Image stabilization | ||
Built-in flash | ||
Flash range | 6.10 m | 2.80 m |
Flash modes | Auto, flash on, flash off, redeye reduction | Auto, On, Off, Red-eye, Soft |
External flash | ||
AEB | ||
WB bracketing | ||
Exposure | ||
Multisegment exposure | ||
Average exposure | ||
Spot exposure | ||
Partial exposure | ||
AF area exposure | ||
Center weighted exposure | ||
Video features | ||
Supported video resolutions | 1920 x 1080 | 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) |
Highest video resolution | 1920x1080 | 1280x720 |
Video format | - | Motion JPEG |
Microphone jack | ||
Headphone jack | ||
Connectivity | ||
Wireless | Built-In | Eye-Fi Connected |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environmental seal | ||
Water proof | ||
Dust proof | ||
Shock proof | ||
Crush proof | ||
Freeze proof | ||
Weight | 389 grams (0.86 lb) | 178 grams (0.39 lb) |
Dimensions | 119 x 67 x 50mm (4.7" x 2.6" x 2.0") | 97 x 61 x 33mm (3.8" x 2.4" x 1.3") |
DXO scores | ||
DXO Overall score | not tested | not tested |
DXO Color Depth score | not tested | not tested |
DXO Dynamic range score | not tested | not tested |
DXO Low light score | not tested | not tested |
Other | ||
Battery life | 390 pictures | - |
Form of battery | Battery Pack | - |
Battery model | - | D-LI92 |
Self timer | Yes (2 or 10 sec) | Yes (2 or 10 sec) |
Time lapse shooting | ||
Storage media | SD/SDHC/SDXC | SD/SDHC/SDXC, Internal |
Storage slots | One | One |
Retail pricing | $572 | $210 |