Casio EX-Z90 vs Pentax RS1500
96 Imaging
34 Features
17 Overall
27


93 Imaging
37 Features
30 Overall
34
Casio EX-Z90 vs Pentax RS1500 Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 2.7" Fixed Display
- ISO 64 - 1600
- 1280 x 720 video
- 35-105mm (F3.1-5.9) lens
- 121g - 90 x 52 x 19mm
- Introduced August 2009
(Full Review)
- 14MP - 1/2.3" Sensor
- 2.7" Fixed Screen
- ISO 80 - 6400
- 1280 x 720 video
- 28-110mm (F3.5-5.5) lens
- 157g - 114 x 58 x 28mm
- Introduced March 2011

Casio EX-Z90 vs Pentax RS1500 Overview
Following is a complete comparison of the Casio EX-Z90 versus Pentax RS1500, both Small Sensor Compact digital cameras by brands Casio and Pentax. The resolution of the EX-Z90 (12MP) and the RS1500 (14MP) is pretty well matched and they possess the exact same sensor sizing (1/2.3").

The EX-Z90 was revealed 19 months earlier than the RS1500 which makes the cameras a generation away from one another. Both of these cameras come with the identical body type (Compact).
Before we go straight into a in-depth comparison, below is a short view of how the EX-Z90 matches up vs the RS1500 in regards to portability, imaging, features and an overall score.

Casio EX-Z90 vs Pentax RS1500 Gallery
Following is a preview of the gallery images for Casio Exilim EX-Z90 and Pentax Optio RS1500. The full galleries are provided at Casio EX-Z90 Gallery and Pentax RS1500 Gallery.
Reasons to pick Casio EX-Z90 over the Pentax RS1500
EX-Z90 | RS1500 |
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Reasons to pick Pentax RS1500 over the Casio EX-Z90
RS1500 | EX-Z90 | |||
---|---|---|---|---|
Introduced | March 2011 | ![]() | August 2009 | More modern by 19 months |
Common features in the Casio EX-Z90 and Pentax RS1500
EX-Z90 | RS1500 | |||
---|---|---|---|---|
Manual focus | ![]() | Dial accurate focus | ||
Screen type | Fixed | ![]() | Fixed | Fixed screen |
Screen dimension | 2.7" | ![]() | 2.7" | Identical screen measurement |
Screen resolution | 230k | ![]() | 230k | Equal screen resolution |
Selfie screen | ![]() | Neither comes with selfie screen | ||
Touch friendly screen | ![]() | Lack of Touch friendly screen |
Casio EX-Z90 vs Pentax RS1500 Physical Comparison
For those who are planning to carry around your camera regularly, you will have to take into account its weight and volume. The Casio EX-Z90 comes with outside measurements of 90mm x 52mm x 19mm (3.5" x 2.0" x 0.7") accompanied by a weight of 121 grams (0.27 lbs) and the Pentax RS1500 has sizing of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") along with a weight of 157 grams (0.35 lbs).
Analyze the Casio EX-Z90 versus Pentax RS1500 in the new Camera and Lens Size Comparison Tool.
Remember that, the weight of an Interchangeable Lens Camera will differ depending on the lens you choose at that time. Here is the front view physical size comparison of the EX-Z90 against the RS1500.

Taking into consideration dimensions and weight, the portability grade of the EX-Z90 and RS1500 is 96 and 93 respectively.

Casio EX-Z90 vs Pentax RS1500 Sensor Comparison
Sometimes, it can be hard to visualize the difference between sensor sizes purely by reading through specs. The image underneath will offer you a better sense of the sensor sizing in the EX-Z90 and RS1500.
All in all, both of those cameras have got the exact same sensor measurements albeit different resolution. You should expect the Pentax RS1500 to give more detail because of its extra 2MP. Higher resolution will make it easier to crop shots much more aggressively. The more aged EX-Z90 is going to be behind when it comes to sensor technology.

Casio EX-Z90 vs Pentax RS1500 Screen and ViewFinder


Photography Type Scores
Portrait Comparison

Street Comparison

Sports Comparison

Travel Comparison

Landscape Comparison

Vlogging Comparison

Casio EX-Z90 vs Pentax RS1500 Specifications
Casio Exilim EX-Z90 | Pentax Optio RS1500 | |
---|---|---|
General Information | ||
Brand Name | Casio | Pentax |
Model type | Casio Exilim EX-Z90 | Pentax Optio RS1500 |
Category | Small Sensor Compact | Small Sensor Compact |
Introduced | 2009-08-18 | 2011-03-16 |
Physical type | Compact | Compact |
Sensor Information | ||
Processor | Digic 4 | - |
Sensor type | CCD | CCD |
Sensor size | 1/2.3" | 1/2.3" |
Sensor measurements | 6.17 x 4.55mm | 6.17 x 4.55mm |
Sensor surface area | 28.1mm² | 28.1mm² |
Sensor resolution | 12 megapixels | 14 megapixels |
Anti alias filter | ||
Aspect ratio | 4:3, 3:2 and 16:9 | 4:3, 3:2 and 16:9 |
Highest resolution | 4000 x 3000 | 4288 x 3216 |
Highest native ISO | 1600 | 6400 |
Min native ISO | 64 | 80 |
RAW pictures | ||
Autofocusing | ||
Focus manually | ||
Touch focus | ||
Continuous autofocus | ||
Autofocus single | ||
Tracking autofocus | ||
Selective autofocus | ||
Center weighted autofocus | ||
Autofocus multi area | ||
Autofocus live view | ||
Face detect autofocus | ||
Contract detect autofocus | ||
Phase detect autofocus | ||
Total focus points | - | 9 |
Lens | ||
Lens support | fixed lens | fixed lens |
Lens zoom range | 35-105mm (3.0x) | 28-110mm (3.9x) |
Highest aperture | f/3.1-5.9 | f/3.5-5.5 |
Macro focusing distance | 10cm | 1cm |
Crop factor | 5.8 | 5.8 |
Screen | ||
Display type | Fixed Type | Fixed Type |
Display sizing | 2.7" | 2.7" |
Display resolution | 230k dots | 230k dots |
Selfie friendly | ||
Liveview | ||
Touch functionality | ||
Display tech | - | TFT color LCD with Anti-reflective coating |
Viewfinder Information | ||
Viewfinder | None | None |
Features | ||
Lowest shutter speed | 4s | 4s |
Highest shutter speed | 1/2000s | 1/1500s |
Continuous shooting rate | - | 1.0 frames per sec |
Shutter priority | ||
Aperture priority | ||
Manual mode | ||
Change white balance | ||
Image stabilization | ||
Inbuilt flash | ||
Flash distance | 3.00 m | 3.90 m |
Flash modes | Auto, On, Off, Red-eye, Soft | Auto, On, Off, Red-eye, Soft |
External flash | ||
AE bracketing | ||
White balance bracketing | ||
Exposure | ||
Multisegment metering | ||
Average metering | ||
Spot metering | ||
Partial metering | ||
AF area metering | ||
Center weighted metering | ||
Video features | ||
Video resolutions | 1280 x 720 (24 fps), 640 x 480 (30 fps), 320 x 240 (15 fps) | 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) |
Highest video resolution | 1280x720 | 1280x720 |
Video format | Motion JPEG | Motion JPEG |
Microphone port | ||
Headphone port | ||
Connectivity | ||
Wireless | Eye-Fi Connected | None |
Bluetooth | ||
NFC | ||
HDMI | ||
USB | USB 2.0 (480 Mbit/sec) | USB 2.0 (480 Mbit/sec) |
GPS | None | None |
Physical | ||
Environment sealing | ||
Water proofing | ||
Dust proofing | ||
Shock proofing | ||
Crush proofing | ||
Freeze proofing | ||
Weight | 121 gr (0.27 lb) | 157 gr (0.35 lb) |
Dimensions | 90 x 52 x 19mm (3.5" x 2.0" x 0.7") | 114 x 58 x 28mm (4.5" x 2.3" x 1.1") |
DXO scores | ||
DXO All around 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 life | - | 260 images |
Type of battery | - | Battery Pack |
Battery ID | NP-60 | D-LI92 |
Self timer | Yes (2 or 10 sec, Triple) | Yes (2 or 10 sec) |
Time lapse shooting | ||
Type of storage | SD/MMC/SDHC card, Internal | SD/SDHC/SDXC, Internal |
Card slots | 1 | 1 |
Retail pricing | $150 | $150 |