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Casio EX-Z400 vs Sony A7S

Portability
95
Imaging
34
Features
25
Overall
30
Casio Exilim EX-Z400 front
 
Sony Alpha A7S front
Portability
77
Imaging
60
Features
73
Overall
65

Casio EX-Z400 vs Sony A7S 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
  • Launched January 2009
Sony A7S
(Full Review)
  • 12MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 409600
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 489g - 127 x 94 x 48mm
  • Released April 2014
  • Renewed by Sony A7S II
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Casio EX-Z400 vs Sony A7S Overview

Its time to take a deeper look at the Casio EX-Z400 and Sony A7S, former is a Ultracompact while the latter is a Pro Mirrorless by rivals Casio and Sony. The image resolution of the EX-Z400 (12MP) and the A7S (12MP) is relatively similar but the EX-Z400 (1/2.3") and A7S (Full frame) enjoy totally different sensor measurements.

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The EX-Z400 was announced 6 years before the A7S which is quite a serious difference as far as tech is concerned. The two cameras come with different body type with the Casio EX-Z400 being a Ultracompact camera and the Sony A7S being a SLR-style mirrorless camera.

Before going in to a detailed comparison, below is a brief introduction of how the EX-Z400 matches up versus the A7S for portability, imaging, features and an overall mark.

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Reasons to pick Casio EX-Z400 over the Sony A7S

 EX-Z400 A7S 

Reasons to pick Sony A7S over the Casio EX-Z400

 A7S EX-Z400 
ReleasedApril 2014January 2009Newer by 63 months
Manually focus More precise focus
Screen typeTiltingFixed Tilting screen
Screen resolution1230k230kCrisper screen (+1000k dot)

Common features in the Casio EX-Z400 and Sony A7S

 EX-Z400 A7S 
Screen dimension3"3"Identical screen measurements
Selfie screen Lacking selfie screen
Touch screen Lacking Touch screen

Casio EX-Z400 vs Sony A7S Physical Comparison

When you are intending to travel with your camera often, you will have to factor in its weight and size. The Casio EX-Z400 has exterior measurements of 95mm x 60mm x 23mm (3.7" x 2.4" x 0.9") accompanied by a weight of 130 grams (0.29 lbs) whilst the Sony A7S has specifications of 127mm x 94mm x 48mm (5.0" x 3.7" x 1.9") with a weight of 489 grams (1.08 lbs).

Compare the Casio EX-Z400 and Sony A7S in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will change depending on the lens you are working with at that moment. Underneath is the front view over all size comparison of the EX-Z400 against the A7S.

Casio EX-Z400 vs Sony A7S size comparison

Factoring in size and weight, the portability score of the EX-Z400 and A7S is 95 and 77 respectively.

Casio EX-Z400 vs Sony A7S top view buttons comparison

Casio EX-Z400 vs Sony A7S Sensor Comparison

In many cases, it is tough to see the difference between sensor dimensions purely by reviewing technical specs. The picture underneath might give you a better sense of the sensor sizing in the EX-Z400 and A7S.

As you have seen, both of those cameras posses the exact same resolution albeit not the same sensor dimensions. The EX-Z400 comes with the tinier sensor which is going to make obtaining bokeh tougher. The more aged EX-Z400 is going to be disadvantaged when it comes to sensor innovation.

Casio EX-Z400 vs Sony A7S sensor size comparison

Casio EX-Z400 vs Sony A7S Screen and ViewFinder

Casio EX-Z400 vs Sony A7S Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Casio EX-Z400
Portrait photography with Sony A7S
20
no manual focus
manual mode not possible
external flash not possible
low megapixels (12 megapixels)
very small sensor (1/2.3")
lack of RAW support
68
has manual focus
sensor size is big (Full frame)
features face detect focusing
saves RAW formats
megapixel count low (12 megapixels)
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Street Comparison

Casio EX-Z400 Street photography advice
Sony A7S Street photography advice
56
image stabilization (Sensor-shift)
no articulating screen
very small sensor (1/2.3")
lack of RAW support
76
screen tilts
sensor size is big (Full frame)
saves RAW formats
environment sealing
lighter than competition (489 grams)
above average ISO range (409,600)
no image stabilization
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Sports Comparison

Sports photography with Casio EX-Z400
Sports photography with Sony A7S
25
image stabilization (Sensor-shift)
low max shutter speed (1/1,000 seconds)
no shutter priority
low megapixels (12MP)
very small sensor (1/2.3")
lack of phase detect AF
52
max shutter speed is good (1/8,000 seconds)
sensor size is big (Full frame)
features tracking focus
environment sealing
slow fps (5.0 frames/s)
no image stabilization
megapixel count low (12 megapixels)
bad battery (360 shots)
does not have phase detect AF
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Travel Comparison

Casio EX-Z400 Travel photography features
Sony A7S Travel photography features
58
built-in flash
rather wide (28mm)
missing Time Lapse function
low megapixels (12MP)
screen is not selfie friendly
slow max aperture (f2.6)
58
lighter than competition (489g)
environment sealing
bad battery (360 per charge)
megapixel count low (12MP)
screen is not selfie friendly
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Landscape Comparison

Casio EX-Z400 Landscape photography features
Sony A7S Landscape photography features
36
rather wide (28mm)
nice screen size (3")
image stabilization (Sensor-shift)
no manual focus
fixed lens (fixed lens mount)
slow max aperture (f2.6)
manual mode not possible
low megapixels (12 megapixels)
very small sensor (1/2.3")
lack of RAW support
missing Time Lapse function
66
has manual focus
change lenses (Sony E mount)
decent sized screen (3 inch)
sensor size is big (Full frame)
above average ISO range (409,600)
saves RAW formats
environment sealing
no image stabilization
megapixel count low (12 megapixels)
bad battery (360 per charge)
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Vlogging Comparison

Vlogging with Casio EX-Z400
Vlogging with Sony A7S
29
rather wide (28mm)
image stabilization (Sensor-shift)
slow max aperture (f2.6)
screen is not selfie friendly
video quality not great (1280 x 720 pixels)
missing mic support
34
features face detect focusing
video res high (3840 x 2160 pxls)
does have microphone socket
lighter than competition (489g)
screen is not selfie friendly
no image stabilization
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Casio EX-Z400 vs Sony A7S Specifications

Detailed spec comparison table for Casio EX-Z400 and Sony A7S
 Casio Exilim EX-Z400Sony Alpha A7S
General Information
Manufacturer Casio Sony
Model type Casio Exilim EX-Z400 Sony Alpha A7S
Type Ultracompact Pro Mirrorless
Launched 2009-01-08 2014-04-06
Physical type Ultracompact SLR-style mirrorless
Sensor Information
Processor - Bionz X
Sensor type CCD CMOS
Sensor size 1/2.3" Full frame
Sensor measurements 6.17 x 4.55mm 35.8 x 23.9mm
Sensor area 28.1mm² 855.6mm²
Sensor resolution 12 megapixels 12 megapixels
Anti alias filter
Aspect ratio 16:9, 4:3 and 3:2 3:2 and 16:9
Full resolution 4000 x 3000 4240 x 2832
Max native ISO 1600 409600
Lowest native ISO 100 100
RAW data
Autofocusing
Manual focusing
Autofocus touch
Continuous autofocus
Autofocus single
Autofocus tracking
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Total focus points - 25
Lens
Lens mount type fixed lens Sony E
Lens zoom range 28-112mm (4.0x) -
Maximum aperture f/2.6-7.0 -
Available lenses - 121
Focal length multiplier 5.8 1
Screen
Type of screen Fixed Type Tilting
Screen sizing 3" 3"
Screen resolution 230 thousand dots 1,230 thousand dots
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 2,359 thousand dots
Viewfinder coverage - 100%
Viewfinder magnification - 0.71x
Features
Slowest shutter speed 1/2 seconds 30 seconds
Maximum shutter speed 1/1000 seconds 1/8000 seconds
Continuous shooting rate - 5.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Set white balance
Image stabilization
Built-in flash
Flash distance - no built-in flash
Flash modes - no built-in flash
Hot shoe
Auto exposure bracketing
White balance bracketing
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) 3840 x 2160, XAVC S 1080 60p(50Mbps), 30p (50Mbps), 24p (50Mbps). 720 120p (50Mbps). AVCHD 60p (28Mbps), 60i (24Mbps/17Mbps), 24p (24Mbps/17Mbps)
Max video resolution 1280x720 3840x2160
Video data format Motion JPEG MPEG-4, AVCHD, XAVC
Microphone port
Headphone port
Connectivity
Wireless None Built-In
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 130 grams (0.29 lbs) 489 grams (1.08 lbs)
Dimensions 95 x 60 x 23mm (3.7" x 2.4" x 0.9") 127 x 94 x 48mm (5.0" x 3.7" x 1.9")
DXO scores
DXO All around rating not tested 87
DXO Color Depth rating not tested 23.9
DXO Dynamic range rating not tested 13.2
DXO Low light rating not tested 3702
Other
Battery life - 360 pictures
Style of battery - Battery Pack
Battery ID NP-40 NP-FW50
Self timer Yes (10 seconds, 2 seconds, Triple Self-timer) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse shooting With downloadable app
Storage type SDHC Memory Card, SD Memory Card, Eye-Fi Wireless Card compatible SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Card slots One One
Launch cost $0 $1,998