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Casio EX-Z400 vs Sony A7S III

Portability
95 Imaging
34 Features
25 Overall
30
Casio Exilim EX-Z400 front
 
Sony Alpha A7S III front
Portability
61 Imaging
65 Features
92 Overall
75

Casio EX-Z400 vs Sony A7S III Key Specs

Casio EX-Z400
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 100 - 1600
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-112mm (F2.6-7.0) lens
  • 130g - 95 x 60 x 23mm
  • Revealed January 2009
Sony A7S III
(Full Review)
  • 12MP - Full frame Sensor
  • 3" Fully Articulated Display
  • ISO 80 - 102400 (Bump to 409600)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 699g - 129 x 97 x 81mm
  • Announced July 2020
  • Succeeded the Sony A7S II
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Casio EX-Z400 vs Sony A7S III Overview

Lets look much closer at the Casio EX-Z400 and Sony A7S III, former is a Ultracompact while the other is a Pro Mirrorless by competitors Casio and Sony. The image resolution of the EX-Z400 (12MP) and the A7S III (12MP) is fairly similar but the EX-Z400 (1/2.3") and A7S III (Full frame) offer different sensor sizing.

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The EX-Z400 was launched 12 years prior to the A7S III which is quite a big difference as far as technology is concerned. Each of the cameras have different body design with the Casio EX-Z400 being a Ultracompact camera and the Sony A7S III being a SLR-style mirrorless camera.

Before diving into a more detailed comparison, here is a simple summary of how the EX-Z400 grades against the A7S III for portability, imaging, features and an overall mark.

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Reasons to pick Casio EX-Z400 over the Sony A7S III

		

		

			
 EX-Z400 A7S III 
		

	

	
	

		

		
Reasons to pick Sony A7S III over the Casio EX-Z400

		

		

			
 A7S III EX-Z400 
AnnouncedJuly 2020January 2009Newer by 140 months
Manually focus  Dial precise focusing
Display typeFully articulatedFixed Fully Articulating display
Display resolution1440k230kSharper display (+1210k dot)
Selfie screen  Take selfies
Touch display  Easily navigate
		

	

	
	

		

		
Common features in the Casio EX-Z400 and Sony A7S III

		

		

			
 EX-Z400 A7S III 
Display dimensions3"3"Equal display measurement
		

	

	

	
	
	
	

	

		

		
Casio EX-Z400 vs Sony A7S III Physical Comparison

		

		

			
When you are aiming to travel with your camera frequently, you should factor in its weight and volume. The Casio EX-Z400 provides exterior dimensions of 95mm x 60mm x 23mm (3.7" x 2.4" x 0.9") along with a weight of 130 grams (0.29 lbs) while the Sony A7S III has sizing of 129mm x 97mm x 81mm (5.1" x 3.8" x 3.2") along with a weight of 699 grams (1.54 lbs).
See the Casio EX-Z400 and Sony A7S III in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses
Keep in mind, the weight of an ILC will vary based on the lens you choose at the time. Following is a front view dimension comparison of the EX-Z400 against the A7S III.
Casio EX-Z400 vs Sony A7S III size comparison
Taking into account dimensions and weight, the portability grade of the EX-Z400 and A7S III is 95 and 61 respectively.
Casio EX-Z400 vs Sony A7S III top view buttons comparison		

	

	
	

		

		
Casio EX-Z400 vs Sony A7S III Sensor Comparison

		

		

			
Normally, it is tough to picture the difference between sensor dimensions merely by reading technical specs. The pic underneath might offer you a stronger sense of the sensor sizes in the EX-Z400 and A7S III.
As you can tell, both of those cameras have the same megapixel count but different sensor dimensions. The EX-Z400 comes with the tinier sensor which is going to make getting shallow depth of field more difficult. The more aged EX-Z400 is going to be behind with regard to sensor technology.
	
			Casio EX-Z400 vs Sony A7S III sensor size comparison			
		

	

	
	

		

		
Casio EX-Z400 vs Sony A7S III Screen and ViewFinder

		

		

					

		Casio EX-Z400 vs Sony A7S III Screen and Viewfinder comparison	

	
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Photography Type Scores

		

	

	
Portrait Comparison
Portrait photography with Casio EX-Z400
Portrait photography with Sony A7S III
20
 manual focus not available
 no manual exposure
 external flash not possible
 sensor resolution low (12MP)
 tiny sensor size (1/2.3")
 doesn't have RAW files
71
 manual focus
 sensor size is large (Full frame)
 offers face detection focusing
 supports RAW files
 low resolution (12MP)
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Street Comparison
Street photography with Casio EX-Z400
Street photography with Sony A7S III
56
 built in image stabilization (Sensor-shift)
 fixed screen
 tiny sensor size (1/2.3")
 doesn't have RAW files
76
 image stabilization (Sensor based 5-axis)
 sensor size is large (Full frame)
 supports RAW files
 supports touch focus
 environment sealing
 above average ISO range (102,400)
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Sports Comparison
Casio EX-Z400 Sports photography information
Sony A7S III Sports photography information
25
 built in image stabilization (Sensor-shift)
 maximum shutter speed is a little low (1/1,000 seconds)
 lack of shutter priority mode
 sensor resolution low (12MP)
 tiny sensor size (1/2.3")
 doesn't have phase detect AF
76
 max shutter speed is good (1/8,000 seconds)
 image stabilization (Sensor based 5-axis)
 sensor size is large (Full frame)
 offers tracking autofocus
 environment sealing
 great battery pack (600 CIPA)
 supports phase detect AF
 low resolution (12MP)
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Travel Comparison
Casio EX-Z400 Travel photography details
Sony A7S III Travel photography details
58
 flash built-in
 reasonably wide (28mm)
 does not have Timelapse mode
 sensor resolution low (12 megapixels)
 screen is not selfie friendly
 slow maximum aperture (f2.6)
70
 great battery pack (600 shots)
 environment sealing
 connects via bluetooth
 supports touch focus
 display is selfie friendly
 low resolution (12 megapixels)
Photography Glossary
Landscape Comparison
Casio EX-Z400 Landscape photography factors
Sony A7S III Landscape photography factors
36
 reasonably wide (28mm)
 pretty good screen size (3 inch)
 built in image stabilization (Sensor-shift)
 manual focus not available
 lens is fixed (fixed lens mount)
 slow maximum aperture (f2.6)
 no manual exposure
 sensor resolution low (12MP)
 tiny sensor size (1/2.3")
 doesn't have RAW files
 does not have Timelapse mode
77
 manual focus
 interchangeable lenses (Sony E mount)
 nice screen size (3 inch)
 image stabilization (Sensor based 5-axis)
 sensor size is large (Full frame)
 above average ISO range (102,400)
 supports RAW files
 environment sealing
 great battery pack (600 shots)
 two card slots
 low resolution (12 megapixels)
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Vlogging Comparison
Vlogging with Casio EX-Z400
Vlogging with Sony A7S III
29
 reasonably wide (28mm)
 built in image stabilization (Sensor-shift)
 slow maximum aperture (f2.6)
 screen is not selfie friendly
 low video resolution (1280 x 720 pxls)
 does not have microphone jack
77
 display is selfie friendly
 touchscreen enabled
 image stabilization (Sensor based 5-axis)
 offers face detection focusing
 video res high (3840 x 2160 pixels)
 comes with external microphone socket
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Casio EX-Z400 vs Sony A7S III Specifications

		

		

					

		
		

			Detailed spec comparison table for Casio EX-Z400 and Sony A7S III
 Casio Exilim EX-Z400Sony Alpha A7S III
General Information
Make Casio Sony
Model Casio Exilim EX-Z400 Sony Alpha A7S III
Type Ultracompact Pro Mirrorless
Revealed 2009-01-08 2020-07-21
Physical type Ultracompact SLR-style mirrorless
Sensor Information
Chip - Bionz XR
Sensor type CCD BSI-CMOS
Sensor size 1/2.3" Full frame
Sensor measurements 6.17 x 4.55mm 35.6 x 23.8mm
Sensor surface area 28.1mm² 847.3mm²
Sensor resolution 12MP 12MP
Anti aliasing filter    
Aspect ratio 16:9, 4:3 and  3:2 3:2 and  16:9
Highest Possible resolution 4000 x 3000 4240 x 2832
Maximum native ISO 1600 102400
Maximum enhanced ISO - 409600
Lowest native ISO 100 80
RAW photos    
Lowest enhanced ISO - 50
Autofocusing
Focus manually    
Autofocus touch    
Continuous autofocus    
Autofocus single    
Autofocus tracking    
Autofocus selectice    
Center weighted autofocus    
Autofocus multi area    
Live view autofocus    
Face detect focus    
Contract detect focus    
Phase detect focus    
Number of focus points - 759
Lens
Lens mounting type fixed lens Sony E
Lens focal range 28-112mm (4.0x) -
Max aperture f/2.6-7.0 -
Amount of lenses - 121
Focal length multiplier 5.8 1
Screen
Display type Fixed Type Fully articulated
Display diagonal 3" 3"
Resolution of display 230k dots 1,440k dots
Selfie friendly    
Liveview    
Touch function    
Viewfinder Information
Viewfinder type None Electronic
Viewfinder resolution - 9,440k dots
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.91x
Features
Min shutter speed 1/2s 30s
Max shutter speed 1/1000s 1/8000s
Continuous shutter rate - 10.0 frames per sec
Shutter priority    
Aperture priority    
Expose Manually    
Exposure compensation - Yes
Custom white balance    
Image stabilization    
Built-in flash    
Flash range - no built-in flash
Flash modes - no built-in flash
Hot shoe    
AE bracketing    
WB 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) 3840 x 2160 @ 120p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 100p / 280 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 60p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 50p / 200 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 30p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 25p / 140 Mbps, XAVC S, MP4, H.265, Linear PCM 3840 x 2160 @ 24p / 100 Mbps, XAVC S, MP4, H.265, Linear PCM 1920 x 1080 @ 120p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 100p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 60p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 50p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 25p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM 1920 x 1080 @ 24p / 50 Mbps, XAVC S, MP4, H.264, Linear PCM
Maximum video resolution 1280x720 3840x2160
Video file format Motion JPEG MPEG-4, XAVC S, XAVC HS, XAVC S-1, H.264, H.265
Microphone port    
Headphone port    
Connectivity
Wireless None Built-In
Bluetooth    
NFC    
HDMI    
USB none USB 3.2 Gen 1 (5 GBit/sec)
GPS None None
Physical
Environmental sealing    
Water proof    
Dust proof    
Shock proof    
Crush proof    
Freeze proof    
Weight 130g (0.29 lb) 699g (1.54 lb)
Physical dimensions 95 x 60 x 23mm (3.7" x 2.4" x 0.9") 129 x 97 x 81mm (5.1" x 3.8" x 3.2")
DXO scores
DXO Overall score not tested 85
DXO Color Depth score not tested 23.6
DXO Dynamic range score not tested 13.3
DXO Low light score not tested 2993
Other
Battery life - 600 shots
Style of battery - Battery Pack
Battery model NP-40 NP-FZ100
Self timer Yes (10 seconds, 2 seconds, Triple Self-timer) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse feature   With downloadable app
Type of storage SDHC Memory Card, SD Memory Card, Eye-Fi Wireless Card compatible Dual SD/CFexpress Type A slots
Card slots One Two
Retail cost $0 $3,499