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Casio EX-Z450 vs Nikon S640

Portability
96
Imaging
34
Features
24
Overall
30
Casio Exilim EX-Z450 front
 
Nikon Coolpix S640 front
Portability
96
Imaging
34
Features
24
Overall
30

Casio EX-Z450 vs Nikon S640 Key Specs

Casio EX-Z450
(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
  • Launched August 2009
Nikon S640
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 100 - 6400
  • Optical Image Stabilization
  • 1/8000s Max Shutter
  • 1280 x 720 video
  • 28-140mm (F2.7-6.6) lens
  • 130g - 91 x 55 x 21mm
  • Revealed August 2009
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Casio EX-Z450 vs Nikon S640 Overview

Here, we are comparing the Casio EX-Z450 and Nikon S640, both Small Sensor Compact cameras by rivals Casio and Nikon. The image resolution of the EX-Z450 (12MP) and the S640 (12MP) is fairly close and both cameras have the identical sensor sizing (1/2.3").

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The EX-Z450 was unveiled at a similar time to the S640 and they are of a similar generation. Each of these cameras feature the same body design (Compact).

Before delving into a full comparison, here is a short view of how the EX-Z450 scores vs the S640 in regards to portability, imaging, features and an overall mark.

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Reasons to pick Casio EX-Z450 over the Nikon S640

 EX-Z450 S640 
Manually focus More precise focus
Display size3"2.7"Larger display (+0.3")

Reasons to pick Nikon S640 over the Casio EX-Z450

 S640 EX-Z450 

Common features in the Casio EX-Z450 and Nikon S640

 EX-Z450 S640 
RevealedAugust 2009August 2009Same generation
Display typeFixed Fixed Fixed display
Display resolution230k230kSame display resolution
Selfie screen Neither features selfie screen
Touch display Neither features Touch display

Casio EX-Z450 vs Nikon S640 Physical Comparison

In case you're planning to travel with your camera, you should think about its weight and dimensions. The Casio EX-Z450 enjoys external dimensions of 81mm x 56mm x 21mm (3.2" x 2.2" x 0.8") accompanied by a weight of 128 grams (0.28 lbs) while the Nikon S640 has dimensions of 91mm x 55mm x 21mm (3.6" x 2.2" x 0.8") accompanied by a weight of 130 grams (0.29 lbs).

Compare the Casio EX-Z450 and Nikon S640 in the new 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 are working with at that time. Here is a front view physical size comparison of the EX-Z450 against the S640.

Casio EX-Z450 vs Nikon S640 size comparison

Taking into consideration size and weight, the portability score of the EX-Z450 and S640 is 96 and 96 respectively.

Casio EX-Z450 vs Nikon S640 top view buttons comparison

Casio EX-Z450 vs Nikon S640 Sensor Comparison

In many cases, it's difficult to visualize the contrast in sensor dimensions merely by viewing specifications. The image underneath should give you a greater sense of the sensor sizes in the EX-Z450 and S640.

Plainly, each of these cameras come with the identical sensor size and the exact same megapixels and you should expect comparable quality of photos although you really should take the release date of the cameras into account.

Casio EX-Z450 vs Nikon S640 sensor size comparison

Casio EX-Z450 vs Nikon S640 Screen and ViewFinder

Casio EX-Z450 vs Nikon S640 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Casio EX-Z450
Portrait photography with Nikon S640
27
focusing manually
manual exposure not available
can't use external flash
resolution not great (12 megapixels)
tiny sensor (1/2.3")
no RAW files
20
no manual focus
no manual control
external flash not possible
low MP (12 megapixels)
sensor is small (1/2.3")
has no RAW format
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Street Comparison

Casio EX-Z450 Street photography highlights
Nikon S640 Street photography highlights
55
lighter than competition (128g)
fixed screen
does not have image stabilization
tiny sensor (1/2.3")
no RAW files
62
has image stabilization (Optical)
lighter than competition in class (130g)
no articulating screen
sensor is small (1/2.3")
has no RAW format
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Sports Comparison

Casio EX-Z450 as a Sports photography camera
Nikon S640 as a Sports photography camera
17
low max shutter speed (1/1,000 seconds)
no shutter priority mode
does not have image stabilization
resolution not great (12 megapixels)
tiny sensor (1/2.3")
no phase detect auto focus
33
great max shutter speed (1/8,000 seconds)
has image stabilization (Optical)
lack of shutter priority mode
low MP (12MP)
sensor is small (1/2.3")
has no phase detect AF
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Travel Comparison

Casio EX-Z450 Travel photography advice
Nikon S640 Travel photography advice
62
lighter than competition (128g)
has built in flash
quite wide (28mm)
missing Timelapse function
resolution not great (12 megapixels)
display is not selfie friendly
sluggish maximum aperture (f2.6)
62
lighter than competition in class (130 grams)
flash built-in
decently wide (28mm)
doesn't have Time Lapse function
low MP (12MP)
does not have a selfie friendly display
sluggish max aperture (f2.7)
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Landscape Comparison

Casio EX-Z450 as a Landscape photography camera
Nikon S640 as a Landscape photography camera
36
focusing manually
quite wide (28mm)
screen size is good (3")
can't change lens (fixed lens mount)
sluggish maximum aperture (f2.6)
manual exposure not available
does not have image stabilization
resolution not great (12 megapixels)
tiny sensor (1/2.3")
no RAW files
missing Timelapse function
32
decently wide (28mm)
has image stabilization (Optical)
no manual focus
cannot switch lens (fixed lens mount)
sluggish max aperture (f2.7)
tiny screen (2.7")
no manual control
low MP (12MP)
sensor is small (1/2.3")
has no RAW format
doesn't have Time Lapse function
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Vlogging Comparison

Casio EX-Z450 Vlogging details
Nikon S640 Vlogging details
28
quite wide (28mm)
lighter than competition (128 grams)
sluggish maximum aperture (f2.6)
display is not selfie friendly
does not have image stabilization
video res low (1280 x 720 resolution)
missing external microphone support
31
decently wide (28mm)
has image stabilization (Optical)
lighter than competition in class (130g)
sluggish max aperture (f2.7)
does not have a selfie friendly display
low res video (1280 x 720 pxls)
doesn't have external mic socket
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Casio EX-Z450 vs Nikon S640 Specifications

Detailed spec comparison table for Casio EX-Z450 and Nikon S640
 Casio Exilim EX-Z450Nikon Coolpix S640
General Information
Manufacturer Casio Nikon
Model Casio Exilim EX-Z450 Nikon Coolpix S640
Type Small Sensor Compact Small Sensor Compact
Launched 2009-08-18 2009-08-04
Physical type Compact Compact
Sensor Information
Chip - Expeed
Sensor type CCD CCD
Sensor size 1/2.3" 1/2.3"
Sensor dimensions 6.17 x 4.55mm 6.08 x 4.56mm
Sensor surface area 28.1mm² 27.7mm²
Sensor resolution 12MP 12MP
Anti aliasing filter
Aspect ratio 4:3, 3:2 and 16:9 4:3 and 16:9
Peak resolution 4000 x 3000 4000 x 3000
Highest native ISO 1600 6400
Minimum native ISO 64 100
RAW support
Autofocusing
Focus manually
AF touch
Continuous AF
AF single
Tracking AF
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Lens
Lens mount fixed lens fixed lens
Lens focal range 28-112mm (4.0x) 28-140mm (5.0x)
Maximal aperture f/2.6-5.8 f/2.7-6.6
Macro focus range 10cm 2cm
Crop factor 5.8 5.9
Screen
Type of display Fixed Type Fixed Type
Display diagonal 3" 2.7"
Display resolution 230k dots 230k dots
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder type None None
Features
Minimum shutter speed 1/2 secs 30 secs
Fastest shutter speed 1/1000 secs 1/8000 secs
Continuous shutter rate 10.0 frames/s -
Shutter priority
Aperture priority
Expose Manually
Custom WB
Image stabilization
Inbuilt flash
Flash range 3.00 m -
Flash settings Auto, On, Off, Red-eye, Soft -
Hot shoe
AE bracketing
White balance bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1280 x 720 (24 fps), 640 x 480 (30 fps), 320 x 240 (15 fps) 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps)
Highest video resolution 1280x720 1280x720
Video data format Motion JPEG Motion JPEG
Mic port
Headphone port
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
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 128 grams (0.28 lb) 130 grams (0.29 lb)
Physical dimensions 81 x 56 x 21mm (3.2" x 2.2" x 0.8") 91 x 55 x 21mm (3.6" x 2.2" x 0.8")
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 model NP-40 EN-EL12
Self timer Yes (2 or 10 sec, Triple) Yes
Time lapse recording
Storage type SD/SDHC card, Internal SD/SDHC, Internal
Card slots One One
Cost at release $229 $225