Casio EX-Z450 vs Pentax S1
96 Imaging
34 Features
24 Overall
30
93 Imaging
36 Features
31 Overall
34
Casio EX-Z450 vs Pentax S1 Key Specs
(Full Review)
- 12MP - 1/2.3" Sensor
- 3" Fixed Display
- ISO 64 - 1600
- 1280 x 720 video
- 28-112mm (F2.6-5.8) lens
- 128g - 81 x 56 x 21mm
- Revealed August 2009
(Full Review)
- 14MP - 1/2.3" Sensor
- 2.7" Fixed Screen
- ISO 80 - 6400
- Sensor-shift Image Stabilization
- 1280 x 720 video
- 28-140mm (F3.5-5.5) lens
- 157g - 114 x 58 x 28mm
- Released March 2011
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In this write-up, we will be matching up the Casio EX-Z450 and Pentax S1, both Small Sensor Compact digital cameras by manufacturers Casio and Pentax. The resolution of the EX-Z450 (12MP) and the S1 (14MP) is relatively similar and they enjoy the same exact sensor measurements (1/2.3").
Meta to Introduce 'AI-Generated' Labels for Media starting next monthThe EX-Z450 was revealed 18 months earlier than the S1 which makes the cameras a generation apart from one another. The two cameras offer the identical body type (Compact).
Before diving in to a comprehensive comparison, below is a quick synopsis of how the EX-Z450 matches up versus the S1 with regard to portability, imaging, features and an overall rating.
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Here is a preview of the gallery photos for Casio Exilim EX-Z450 and Pentax Optio S1. The full galleries are provided at Casio EX-Z450 Gallery and Pentax S1 Gallery.
Reasons to pick Casio EX-Z450 over the Pentax S1
| EX-Z450 | S1 | |||
|---|---|---|---|---|
| Screen sizing | 3" | 2.7" | Bigger screen (+0.3") |
Reasons to pick Pentax S1 over the Casio EX-Z450
| S1 | EX-Z450 | |||
|---|---|---|---|---|
| Released | March 2011 | August 2009 | Fresher by 18 months |
Common features in the Casio EX-Z450 and Pentax S1
| EX-Z450 | S1 | |||
|---|---|---|---|---|
| Focus manually | Very accurate focus | |||
| Screen type | Fixed | Fixed | Fixed screen | |
| Screen resolution | 230k | 230k | Exact same screen resolution | |
| Selfie screen | Neither features selfie screen | |||
| Touch screen | Lacking Touch screen |
Casio EX-Z450 vs Pentax S1 Physical Comparison
For anybody who is looking to carry your camera regularly, you'll have to think about its weight and measurements. The Casio EX-Z450 enjoys outer measurements of 81mm x 56mm x 21mm (3.2" x 2.2" x 0.8") along with a weight of 128 grams (0.28 lbs) whilst the Pentax S1 has proportions of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") having a weight of 157 grams (0.35 lbs).
Contrast the Casio EX-Z450 and Pentax S1 in the all new Camera and Lens Size Comparison Tool.
Always remember, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are employing at that moment. Underneath is the front view over all size comparison of the EX-Z450 vs the S1.

Considering dimensions and weight, the portability rating of the EX-Z450 and S1 is 96 and 93 respectively.
Casio EX-Z450 vs Pentax S1 Sensor Comparison
Quite often, its difficult to visualise the gap between sensor sizing only by reviewing technical specs. The graphic below may provide you a greater sense of the sensor measurements in the EX-Z450 and S1.
As you have seen, each of these cameras enjoy the same exact sensor sizing albeit not the same megapixels. You should count on the Pentax S1 to offer you extra detail because of its extra 2MP. Higher resolution will also allow you to crop shots far more aggressively. The older EX-Z450 is going to be behind with regard to sensor innovation.
Casio EX-Z450 vs Pentax S1 Screen and ViewFinder
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Casio EX-Z450 vs Pentax S1 Specifications
| Casio Exilim EX-Z450 | Pentax Optio S1 | |
|---|---|---|
| General Information | ||
| Manufacturer | Casio | Pentax |
| Model | Casio Exilim EX-Z450 | Pentax Optio S1 |
| Category | Small Sensor Compact | Small Sensor Compact |
| Revealed | 2009-08-18 | 2011-03-02 |
| Body design | Compact | Compact |
| Sensor Information | ||
| 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 aliasing filter | ||
| Aspect ratio | 4:3, 3:2 and 16:9 | 1:1, 4:3 and 16:9 |
| Maximum resolution | 4000 x 3000 | 4288 x 3216 |
| Maximum native ISO | 1600 | 6400 |
| Min native ISO | 64 | 80 |
| RAW photos | ||
| Autofocusing | ||
| Focus manually | ||
| Touch to focus | ||
| Autofocus continuous | ||
| Autofocus single | ||
| Tracking autofocus | ||
| Selective autofocus | ||
| Center weighted autofocus | ||
| Multi area autofocus | ||
| Autofocus live view | ||
| Face detect focus | ||
| Contract detect focus | ||
| Phase detect focus | ||
| Number of focus points | - | 9 |
| Lens | ||
| Lens mounting type | fixed lens | fixed lens |
| Lens focal range | 28-112mm (4.0x) | 28-140mm (5.0x) |
| Highest aperture | f/2.6-5.8 | f/3.5-5.5 |
| Macro focus distance | 10cm | 1cm |
| Focal length multiplier | 5.8 | 5.8 |
| Screen | ||
| Display type | Fixed Type | Fixed Type |
| Display sizing | 3 inches | 2.7 inches |
| Display resolution | 230k dot | 230k dot |
| Selfie friendly | ||
| Liveview | ||
| Touch function | ||
| Display tech | - | TFT color LCD with Anti-reflective coating |
| Viewfinder Information | ||
| Viewfinder type | None | None |
| Features | ||
| Lowest shutter speed | 1/2s | 4s |
| Highest shutter speed | 1/1000s | 1/1500s |
| Continuous shooting speed | 10.0 frames/s | 1.0 frames/s |
| Shutter priority | ||
| Aperture priority | ||
| Manual exposure | ||
| Set white balance | ||
| Image stabilization | ||
| Built-in flash | ||
| Flash range | 3.00 m | 3.90 m |
| Flash settings | Auto, On, Off, Red-eye, Soft | Auto, On, Off, Red-eye, Soft |
| External flash | ||
| Auto exposure bracketing | ||
| White balance bracketing | ||
| Exposure | ||
| Multisegment | ||
| Average | ||
| Spot | ||
| Partial | ||
| AF area | ||
| Center weighted | ||
| 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) |
| Maximum video resolution | 1280x720 | 1280x720 |
| Video file format | Motion JPEG | Motion JPEG |
| Microphone input | ||
| Headphone input | ||
| 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 | ||
| Environmental seal | ||
| Water proof | ||
| Dust proof | ||
| Shock proof | ||
| Crush proof | ||
| Freeze proof | ||
| Weight | 128 gr (0.28 lb) | 157 gr (0.35 lb) |
| Dimensions | 81 x 56 x 21mm (3.2" x 2.2" x 0.8") | 114 x 58 x 28mm (4.5" x 2.3" x 1.1") |
| DXO scores | ||
| DXO All around 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 | - | 260 pictures |
| Type of battery | - | Battery Pack |
| Battery model | NP-40 | D-LI92 |
| Self timer | Yes (2 or 10 sec, Triple) | Yes (2 or 10 sec) |
| Time lapse feature | ||
| Type of storage | SD/SDHC card, Internal | SD/SDHC/SDXC, Internal |
| Storage slots | One | One |
| Retail cost | $229 | $174 |