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Casio EX-Z400 vs Sigma SD15

Portability
95
Imaging
34
Features
25
Overall
30
Casio Exilim EX-Z400 front
 
Sigma SD15 front
Portability
59
Imaging
44
Features
45
Overall
44

Casio EX-Z400 vs Sigma SD15 Key Specs

Casio EX-Z400
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 100 - 1600
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-112mm (F2.6-7.0) lens
  • 130g - 95 x 60 x 23mm
  • Introduced January 2009
Sigma SD15
(Full Review)
  • 5MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 1600 (Boost to 3200)
  • No Video
  • Sigma SA Mount
  • 750g - 144 x 107 x 81mm
  • Announced February 2010
  • Succeeded the Sigma SD14
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Casio EX-Z400 vs Sigma SD15 Overview

Let's take a more detailed look at the Casio EX-Z400 vs Sigma SD15, one being a Ultracompact and the other is a Advanced DSLR by brands Casio and Sigma. There exists a crucial gap among the image resolutions of the EX-Z400 (12MP) and SD15 (5MP) and the EX-Z400 (1/2.3") and SD15 (APS-C) enjoy totally different sensor dimensions.

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The EX-Z400 was revealed 13 months earlier than the SD15 making the cameras a generation apart from one another. Both cameras come with different body type with the Casio EX-Z400 being a Ultracompact camera and the Sigma SD15 being a Mid-size SLR camera.

Before getting straight into a thorough comparison, below is a quick view of how the EX-Z400 grades versus the SD15 with regards to portability, imaging, features and an overall grade.

Photography Glossary
	
	

Reasons to pick Casio EX-Z400 over the Sigma SD15

 EX-Z400 SD15 

Reasons to pick Sigma SD15 over the Casio EX-Z400

 SD15 EX-Z400 
AnnouncedFebruary 2010January 2009More recent by 13 months
Manually focus More precise focus
Display resolution460k230kClearer display (+230k dot)

Common features in the Casio EX-Z400 and Sigma SD15

 EX-Z400 SD15 
Display typeFixed Fixed Fixed display
Display dimension3"3"Identical display sizing
Selfie screen Neither has selfie screen
Touch friendly display Absent Touch friendly display

Casio EX-Z400 vs Sigma SD15 Physical Comparison

If you're intending to lug around your camera, you will want to think about its weight and measurements. The Casio EX-Z400 has exterior dimensions of 95mm x 60mm x 23mm (3.7" x 2.4" x 0.9") having a weight of 130 grams (0.29 lbs) while the Sigma SD15 has proportions of 144mm x 107mm x 81mm (5.7" x 4.2" x 3.2") with a weight of 750 grams (1.65 lbs).

Contrast the Casio EX-Z400 vs Sigma SD15 in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will change dependant on the lens you select at that time. Below is the front view sizing comparison of the EX-Z400 against the SD15.

Casio EX-Z400 vs Sigma SD15 size comparison

Factoring in dimensions and weight, the portability grade of the EX-Z400 and SD15 is 95 and 59 respectively.

Casio EX-Z400 vs Sigma SD15 top view buttons comparison

Casio EX-Z400 vs Sigma SD15 Sensor Comparison

More often than not, it's tough to envision the difference in sensor measurements purely by looking through specs. The visual underneath should give you a better sense of the sensor dimensions in the EX-Z400 and SD15.

As you can plainly see, both of those cameras have got different megapixel count and different sensor measurements. The EX-Z400 having a smaller sensor will make shooting bokeh more difficult and the Casio EX-Z400 will result in extra detail because of its extra 7 Megapixels. Greater resolution will make it easier to crop images much more aggressively. The older EX-Z400 will be behind in sensor tech.

Casio EX-Z400 vs Sigma SD15 sensor size comparison

Casio EX-Z400 vs Sigma SD15 Screen and ViewFinder

Casio EX-Z400 vs Sigma SD15 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Casio EX-Z400 Portrait photography advice
Sigma SD15 Portrait photography advice
20
focusing manually not possible
no manual mode
can't use external flash
megapixel count low (12 megapixels)
small sensor size (1/2.3")
lacks RAW files
50
has manual focus
sensor size is nice (APS-C)
delivers RAW formats
no liveview feature
low resolution sensor (5 megapixels)
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Street Comparison

Casio EX-Z400 Street photography information
Sigma SD15 Street photography information
56
image stabilization (Sensor-shift)
no articulating screen
small sensor size (1/2.3")
lacks RAW files
52
sensor size is nice (APS-C)
delivers RAW formats
fixed screen
no image stabilization
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Sports Comparison

Sports photography with Casio EX-Z400
Sports photography with Sigma SD15
25
image stabilization (Sensor-shift)
low max shutter speed (1/1,000s)
lack of shutter priority mode
megapixel count low (12MP)
small sensor size (1/2.3")
lacks phase detect autofocus
38
sensor size is nice (APS-C)
sensor has phase detect autofocus
no liveview feature
max frames per second low (3.0 frames/s)
no image stabilization
low resolution sensor (5MP)
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Travel Comparison

Casio EX-Z400 Travel photography information
Sigma SD15 Travel photography information
58
has built in flash
pretty wide (28mm)
lack of Timelapse mode
megapixel count low (12 megapixels)
doesn't feature selfie friendly screen
slow maximum aperture (f2.6)
42
flash built-in
doesn't have Time Lapse function
low resolution sensor (5 megapixels)
does not have a selfie friendly screen
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Landscape Comparison

Casio EX-Z400 Landscape photography advice
Sigma SD15 Landscape photography advice
36
pretty wide (28mm)
screen size is good (3")
image stabilization (Sensor-shift)
focusing manually not possible
cannot swap lenses (fixed lens mount)
slow maximum aperture (f2.6)
no manual mode
megapixel count low (12MP)
small sensor size (1/2.3")
lacks RAW files
lack of Timelapse mode
51
has manual focus
change lenses (Sigma SA mount)
nice screen size (3 inch)
sensor size is nice (APS-C)
delivers RAW formats
no liveview feature
no image stabilization
low resolution sensor (5MP)
doesn't have Time Lapse function
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Vlogging Comparison

Casio EX-Z400 as a Vlogging camera
Sigma SD15 as a Vlogging camera
29
pretty wide (28mm)
image stabilization (Sensor-shift)
slow maximum aperture (f2.6)
doesn't feature selfie friendly screen
video quality not great (1280 x 720 pxls)
lack of microphone jack
9
no video recording
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Casio EX-Z400 vs Sigma SD15 Specifications

Detailed spec comparison table for Casio EX-Z400 and Sigma SD15
 Casio Exilim EX-Z400Sigma SD15
General Information
Company Casio Sigma
Model type Casio Exilim EX-Z400 Sigma SD15
Class Ultracompact Advanced DSLR
Introduced 2009-01-08 2010-02-20
Physical type Ultracompact Mid-size SLR
Sensor Information
Processor Chip - True II
Sensor type CCD CMOS (Foveon X3)
Sensor size 1/2.3" APS-C
Sensor dimensions 6.17 x 4.55mm 20.7 x 13.8mm
Sensor area 28.1mm² 285.7mm²
Sensor resolution 12MP 5MP
Anti alias filter
Aspect ratio 16:9, 4:3 and 3:2 3:2
Peak resolution 4000 x 3000 2640 x 1760
Highest native ISO 1600 1600
Highest enhanced ISO - 3200
Min native ISO 100 100
RAW images
Min enhanced ISO - 50
Autofocusing
Manual focusing
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Lens
Lens support fixed lens Sigma SA
Lens zoom range 28-112mm (4.0x) -
Highest aperture f/2.6-7.0 -
Total lenses - 76
Focal length multiplier 5.8 1.7
Screen
Type of screen Fixed Type Fixed Type
Screen sizing 3 inch 3 inch
Resolution of screen 230 thousand dots 460 thousand dots
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder type None Optical (pentaprism)
Viewfinder coverage - 96%
Viewfinder magnification - 0.6x
Features
Minimum shutter speed 1/2 secs 30 secs
Fastest shutter speed 1/1000 secs 1/4000 secs
Continuous shutter rate - 3.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Change white balance
Image stabilization
Inbuilt flash
Hot shoe
AEB
White balance bracketing
Fastest flash synchronize - 1/180 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1280 x 720 (24 fps), 640 x 480 (30 fps), 320 x 240 (15 fps) -
Highest video resolution 1280x720 None
Video data format Motion JPEG -
Mic port
Headphone port
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB none USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 130g (0.29 pounds) 750g (1.65 pounds)
Dimensions 95 x 60 x 23mm (3.7" x 2.4" x 0.9") 144 x 107 x 81mm (5.7" x 4.2" x 3.2")
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 NP-40 -
Self timer Yes (10 seconds, 2 seconds, Triple Self-timer) Yes (10 sec)
Time lapse shooting
Storage type SDHC Memory Card, SD Memory Card, Eye-Fi Wireless Card compatible SD/SDHC card
Card slots One One
Launch price $0 $1,500