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Casio EX-S7 vs Sigma DP3 Merrill

Portability
96
Imaging
35
Features
14
Overall
26
Casio Exilim EX-S7 front
 
Sigma DP3 Merrill front
Portability
83
Imaging
57
Features
33
Overall
47

Casio EX-S7 vs Sigma DP3 Merrill Key Specs

Casio EX-S7
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 64 - 1600
  • 1280 x 720 video
  • 36-107mm (F3.1-5.6) lens
  • 121g - 97 x 57 x 20mm
  • Revealed February 2010
Sigma DP3 Merrill
(Full Review)
  • 15MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 6400
  • 640 x 480 video
  • 75mm (F2.8) lens
  • 330g - 122 x 67 x 59mm
  • Revealed January 2013
  • Old Model is Sigma DP2 Merrill
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Casio EX-S7 vs Sigma DP3 Merrill Overview

Below, we will be reviewing the Casio EX-S7 vs Sigma DP3 Merrill, former is a Ultracompact while the latter is a Large Sensor Compact by companies Casio and Sigma. The resolution of the EX-S7 (12MP) and the DP3 Merrill (15MP) is pretty well matched but the EX-S7 (1/2.3") and DP3 Merrill (APS-C) possess totally different sensor dimensions.

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The EX-S7 was brought out 3 years prior to the DP3 Merrill which is quite a sizable difference as far as tech is concerned. Each of these cameras come with different body type with the Casio EX-S7 being a Ultracompact camera and the Sigma DP3 Merrill being a Large Sensor Compact camera.

Before diving in to a detailed comparison, below is a quick view of how the EX-S7 grades against the DP3 Merrill for portability, imaging, features and an overall score.

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Reasons to pick Casio EX-S7 over the Sigma DP3 Merrill

 EX-S7 DP3 Merrill 

Reasons to pick Sigma DP3 Merrill over the Casio EX-S7

 DP3 Merrill EX-S7 
RevealedJanuary 2013February 2010More modern by 35 months
Screen dimension3"2.7"Bigger screen (+0.3")
Screen resolution920k230kCrisper screen (+690k dot)

Common features in the Casio EX-S7 and Sigma DP3 Merrill

 EX-S7 DP3 Merrill 
Focus manually Very exact focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Missing selfie screen
Touch friendly screen Neither provides Touch friendly screen

Casio EX-S7 vs Sigma DP3 Merrill Physical Comparison

When you are planning to carry around your camera frequently, you are going to need to take into account its weight and measurements. The Casio EX-S7 provides outer dimensions of 97mm x 57mm x 20mm (3.8" x 2.2" x 0.8") having a weight of 121 grams (0.27 lbs) and the Sigma DP3 Merrill has proportions of 122mm x 67mm x 59mm (4.8" x 2.6" x 2.3") and a weight of 330 grams (0.73 lbs).

Take a look at the Casio EX-S7 vs Sigma DP3 Merrill in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will change based on the lens you select at that moment. Underneath is the front view measurements comparison of the EX-S7 compared to the DP3 Merrill.

Casio EX-S7 vs Sigma DP3 Merrill size comparison

Factoring in size and weight, the portability score of the EX-S7 and DP3 Merrill is 96 and 83 respectively.

Casio EX-S7 vs Sigma DP3 Merrill top view buttons comparison

Casio EX-S7 vs Sigma DP3 Merrill Sensor Comparison

Often, it is difficult to see the gap between sensor sizes only by looking at specs. The pic here may provide you a clearer sense of the sensor dimensions in the EX-S7 and DP3 Merrill.

As you can plainly see, both of those cameras have got different megapixels and different sensor sizes. The EX-S7 because of its tinier sensor will make achieving bokeh trickier and the Sigma DP3 Merrill will resolve greater detail having its extra 3MP. Higher resolution will enable you to crop photographs much more aggressively. The more aged EX-S7 is going to be behind when it comes to sensor innovation.

Casio EX-S7 vs Sigma DP3 Merrill sensor size comparison

Casio EX-S7 vs Sigma DP3 Merrill Screen and ViewFinder

Casio EX-S7 vs Sigma DP3 Merrill Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Casio EX-S7 Portrait photography features
Sigma DP3 Merrill Portrait photography features
27
you can focus manually
no manual mode
external flash not possible
MP count low (12MP)
sensor is tiny (1/2.3")
doesn't have RAW files
74
focusing manually
MP count good (15 megapixels)
nice sensor size (APS-C)
supports RAW formats
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Street Comparison

Casio EX-S7 Street photography highlights
Sigma DP3 Merrill Street photography highlights
48
fixed screen
no image stabilization
sensor is tiny (1/2.3")
doesn't have RAW files
65
nice sensor size (APS-C)
supports RAW formats
screen is fixed
does not have image stabilization
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Sports Comparison

Casio EX-S7 Sports photography advice
Sigma DP3 Merrill Sports photography advice
17
no shutter priority mode
no image stabilization
MP count low (12MP)
sensor is tiny (1/2.3")
doesn't have phase detect auto focus
45
MP count good (15 megapixels)
nice sensor size (APS-C)
can't change focal length (75mm)
max fps low (4.0 frames per second)
does not have image stabilization
doesn't have phase detect auto focus
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Travel Comparison

Travel photography with Casio EX-S7
Travel photography with Sigma DP3 Merrill
52
has built in flash
doesn't have Time Lapse mode
MP count low (12MP)
does not have a selfie friendly display
wide angle not fantastic (36mm)
sluggish max aperture (f3.1)
54
MP count good (15MP)
missing Time Lapse mode
does not have a selfie friendly display
sluggish maximum aperture (f2.8)
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Landscape Comparison

Casio EX-S7 Landscape photography info
Sigma DP3 Merrill Landscape photography info
28
you can focus manually
lens is fixed (fixed lens mount)
wide angle not fantastic (36mm)
sluggish max aperture (f3.1)
tiny screen (2.7")
no manual mode
no image stabilization
MP count low (12MP)
sensor is tiny (1/2.3")
doesn't have RAW files
doesn't have Time Lapse mode
56
focusing manually
screen is a good size (3")
MP count good (15 megapixels)
nice sensor size (APS-C)
supports RAW formats
lens is fixed (fixed lens mount)
can't change focal length (75mm)
sluggish maximum aperture (f2.8)
does not have image stabilization
missing Time Lapse mode
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Vlogging Comparison

Casio EX-S7 Vlogging factors
Sigma DP3 Merrill Vlogging factors
22
wide angle not fantastic (36mm)
sluggish max aperture (f3.1)
does not have a selfie friendly display
no image stabilization
video res low (1280 x 720 resolution)
doesn't have external mic support
22
sluggish maximum aperture (f2.8)
does not have a selfie friendly display
does not have image stabilization
low video resolution (640 x 480 resolution)
missing external mic socket
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Casio EX-S7 vs Sigma DP3 Merrill Specifications

Detailed spec comparison table for Casio EX-S7 and Sigma DP3 Merrill
 Casio Exilim EX-S7Sigma DP3 Merrill
General Information
Manufacturer Casio Sigma
Model type Casio Exilim EX-S7 Sigma DP3 Merrill
Category Ultracompact Large Sensor Compact
Revealed 2010-02-21 2013-01-08
Physical type Ultracompact Large Sensor Compact
Sensor Information
Powered by Exilim Engine 5.0 Dual TRUE II engine
Sensor type CCD CMOS (Foveon X3)
Sensor size 1/2.3" APS-C
Sensor dimensions 6.17 x 4.55mm 24 x 16mm
Sensor surface area 28.1mm² 384.0mm²
Sensor resolution 12MP 15MP
Anti alias filter
Aspect ratio 4:3, 3:2 and 16:9 -
Peak resolution 4000 x 3000 4704 x 3136
Highest native ISO 1600 6400
Lowest native ISO 64 100
RAW pictures
Autofocusing
Focus manually
Touch focus
Continuous AF
AF single
Tracking AF
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Cross type focus points - -
Lens
Lens mount type fixed lens fixed lens
Lens zoom range 36-107mm (3.0x) 75mm (1x)
Largest aperture f/3.1-5.6 f/2.8
Macro focusing distance 10cm -
Crop factor 5.8 1.5
Screen
Display type Fixed Type Fixed Type
Display sizing 2.7 inches 3 inches
Resolution of display 230 thousand dots 920 thousand dots
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder None None
Features
Min shutter speed 4s -
Max shutter speed 1/2000s -
Continuous shutter rate - 4.0 frames per second
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation - Yes
Set WB
Image stabilization
Built-in flash
Flash distance 3.20 m no built-in flash
Flash modes Auto, On, Off, Red-eye, Soft no built-in flash
External flash
Auto exposure bracketing
White balance bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 240 (15 fps) 640 x 480
Highest video resolution 1280x720 640x480
Video data format Motion JPEG Motion JPEG
Mic port
Headphone port
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 sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 121g (0.27 lb) 330g (0.73 lb)
Dimensions 97 x 57 x 20mm (3.8" x 2.2" x 0.8") 122 x 67 x 59mm (4.8" x 2.6" x 2.3")
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-80 -
Self timer Yes (2 or 10 sec, Triple Self-timer) -
Time lapse feature
Type of storage SD/SDHC card, Internal -
Card slots Single Single
Retail pricing $140 $1,353