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Casio EX-G1 vs Pentax S1

Portability
94
Imaging
35
Features
16
Overall
27
Casio Exilim EX-G1 front
 
Pentax Optio S1 front
Portability
93
Imaging
37
Features
31
Overall
34

Casio EX-G1 vs Pentax S1 Key Specs

Casio EX-G1
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.5" Fixed Screen
  • ISO 64 - 3200
  • 640 x 480 video
  • 38-114mm (F3.9-5.4) lens
  • 154g - 104 x 64 x 20mm
  • Revealed November 2009
Pentax S1
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 80 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-140mm (F3.5-5.5) lens
  • 157g - 114 x 58 x 28mm
  • Introduced March 2011
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Casio EX-G1 vs Pentax S1 Overview

Below is a in depth analysis of the Casio EX-G1 vs Pentax S1, former being a Ultracompact while the other is a Small Sensor Compact by companies Casio and Pentax. The image resolution of the EX-G1 (12MP) and the S1 (14MP) is very comparable and both cameras offer the identical sensor size (1/2.3").

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The EX-G1 was brought out 15 months prior to the S1 making them a generation apart from one another. Both cameras feature different body design with the Casio EX-G1 being a Ultracompact camera and the Pentax S1 being a Compact camera.

Before delving right into a in-depth comparison, here is a brief summation of how the EX-G1 matches up against the S1 with regard to portability, imaging, features and an overall grade.

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Reasons to pick Casio EX-G1 over the Pentax S1

 EX-G1 S1 

Reasons to pick Pentax S1 over the Casio EX-G1

 S1 EX-G1 
IntroducedMarch 2011November 2009More recent by 15 months
Display size2.7"2.5"Larger display (+0.2")

Common features in the Casio EX-G1 and Pentax S1

 EX-G1 S1 
Manual focus Dial accurate focusing
Display typeFixed Fixed Fixed display
Display resolution230k230kThe same display resolution
Selfie screen Lacking selfie screen
Touch friendly display Neither offers Touch friendly display

Casio EX-G1 vs Pentax S1 Physical Comparison

If you're going to lug around your camera often, you have to take into account its weight and size. The Casio EX-G1 offers outside measurements of 104mm x 64mm x 20mm (4.1" x 2.5" x 0.8") accompanied by a weight of 154 grams (0.34 lbs) whilst the Pentax S1 has specifications of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") and a weight of 157 grams (0.35 lbs).

Take a look at the Casio EX-G1 vs Pentax S1 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will vary based on the lens you use at that moment. Here is a front view dimensions comparison of the EX-G1 vs the S1.

Casio EX-G1 vs Pentax S1 size comparison

Taking into consideration dimensions and weight, the portability grade of the EX-G1 and S1 is 94 and 93 respectively.

Casio EX-G1 vs Pentax S1 top view buttons comparison

Casio EX-G1 vs Pentax S1 Sensor Comparison

More often than not, it can be tough to see the difference in sensor measurements only by going through specs. The visual below should give you a clearer sense of the sensor sizing in the EX-G1 and S1.

All in all, both cameras come with the identical sensor size but not the same megapixels. You can expect to see the Pentax S1 to provide more detail having its extra 2 Megapixels. Greater resolution can also enable you to crop images a good deal more aggressively. The older EX-G1 will be disadvantaged when it comes to sensor technology.

Casio EX-G1 vs Pentax S1 sensor size comparison

Casio EX-G1 vs Pentax S1 Screen and ViewFinder

Casio EX-G1 vs Pentax S1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Casio EX-G1 Portrait photography factors
Pentax S1 Portrait photography factors
27
has manual focus
manual exposure not possible
cannot use external flash
low megapixels (12 megapixels)
sensor size is very small (1/2.3")
lacks RAW format
35
you can focus manually
megapixel count decent (14MP)
manual exposure not possible
can't use external flash
sensor size is very small (1/2.3")
lack of RAW files
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Street Comparison

Casio EX-G1 as a Street photography camera
Pentax S1 as a Street photography camera
53
weather proof
screen does not articulate
lack of image stabilization
sensor size is very small (1/2.3")
lacks RAW format
heavier than average in class (154g)
56
image stabilization (Sensor-shift)
no moving screen
sensor size is very small (1/2.3")
lack of RAW files
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Sports Comparison

Casio EX-G1 as a Sports photography camera
Pentax S1 as a Sports photography camera
23
weather proof
maximum shutter speed is a little low (1/1,250 seconds)
slow frames per second (3.0 fps)
lack of shutter priority mode
lack of image stabilization
low megapixels (12 megapixels)
sensor size is very small (1/2.3")
lacks phase detect auto focus
39
image stabilization (Sensor-shift)
megapixel count decent (14 megapixels)
provides tracking focus
continuous shooting slow (1.0 fps)
lack of shutter priority mode
sensor size is very small (1/2.3")
lack of phase detect autofocus
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Travel Comparison

Casio EX-G1 Travel photography features
Pentax S1 Travel photography features
54
weather proof
flash built-in
lack of Time Lapse mode
heavier than average in class (154g)
low megapixels (12 megapixels)
display isn't selfie friendly
wide angle not good (38mm)
slow max aperture (f3.9)
64
megapixel count decent (14MP)
built-in flash
rather wide (28mm)
no Timelapse recording
screen isn't selfie friendly
slow maximum aperture (f3.5)
Photography Glossary

Landscape Comparison

Casio EX-G1 Landscape photography highlights
Pentax S1 Landscape photography highlights
31
has manual focus
weather proof
cannot switch lens (fixed lens mount)
wide angle not good (38mm)
slow max aperture (f3.9)
screen is small (2.5 inch)
manual exposure not possible
lack of image stabilization
low megapixels (12 megapixels)
sensor size is very small (1/2.3")
lacks RAW format
lack of Time Lapse mode
42
you can focus manually
rather wide (28mm)
image stabilization (Sensor-shift)
megapixel count decent (14 megapixels)
cannot change lenses (fixed lens mount)
slow maximum aperture (f3.5)
screen is somewhat small (2.7 inches)
manual exposure not possible
sensor size is very small (1/2.3")
lack of RAW files
no Timelapse recording
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Vlogging Comparison

Casio EX-G1 Vlogging info
Pentax S1 Vlogging info
22
wide angle not good (38mm)
slow max aperture (f3.9)
display isn't selfie friendly
lack of image stabilization
video res low (640 x 480 pixels)
lack of external mic jack
heavier than average in class (154 grams)
28
rather wide (28mm)
image stabilization (Sensor-shift)
slow maximum aperture (f3.5)
screen isn't selfie friendly
video resolution low (1280 x 720 pixels)
no microphone jack
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Casio EX-G1 vs Pentax S1 Specifications

Detailed spec comparison table for Casio EX-G1 and Pentax S1
 Casio Exilim EX-G1Pentax Optio S1
General Information
Brand Name Casio Pentax
Model Casio Exilim EX-G1 Pentax Optio S1
Class Ultracompact Small Sensor Compact
Revealed 2009-11-18 2011-03-02
Body design Ultracompact 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 area 28.1mm² 28.1mm²
Sensor resolution 12MP 14MP
Anti aliasing filter
Aspect ratio 4:3, 3:2 and 16:9 1:1, 4:3 and 16:9
Max resolution 4000 x 3000 4288 x 3216
Max native ISO 3200 6400
Min native ISO 64 80
RAW photos
Autofocusing
Manual focus
AF touch
Continuous AF
Single AF
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points - 9
Lens
Lens mounting type fixed lens fixed lens
Lens focal range 38-114mm (3.0x) 28-140mm (5.0x)
Max aperture f/3.9-5.4 f/3.5-5.5
Macro focus distance 10cm 1cm
Crop factor 5.8 5.8
Screen
Range of screen Fixed Type Fixed Type
Screen sizing 2.5 inches 2.7 inches
Resolution of screen 230k dot 230k dot
Selfie friendly
Liveview
Touch capability
Screen tech - TFT color LCD with Anti-reflective coating
Viewfinder Information
Viewfinder type None None
Features
Minimum shutter speed 4s 4s
Fastest shutter speed 1/1250s 1/1500s
Continuous shutter speed 3.0fps 1.0fps
Shutter priority
Aperture priority
Expose Manually
Custom WB
Image stabilization
Integrated flash
Flash range 2.40 m 3.90 m
Flash modes Auto, On, Off, Red-Eye, Soft Auto, On, Off, Red-eye, Soft
Hot shoe
AEB
White balance bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 848 x 480 (30 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)
Max video resolution 640x480 1280x720
Video format Motion JPEG Motion JPEG
Microphone input
Headphone input
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 154 grams (0.34 pounds) 157 grams (0.35 pounds)
Physical dimensions 104 x 64 x 20mm (4.1" x 2.5" x 0.8") 114 x 58 x 28mm (4.5" x 2.3" x 1.1")
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 - 260 photographs
Battery format - Battery Pack
Battery model NP-800 D-LI92
Self timer Yes (2 or 10 sec, Triple Self-timer) Yes (2 or 10 sec)
Time lapse shooting
Storage media microSD/microSDHC card, Internal SD/SDHC/SDXC, Internal
Storage slots Single Single
Launch price $61 $174