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Ricoh WG-4 vs Sigma DP3 Merrill

Portability
90
Imaging
40
Features
44
Overall
41
Ricoh WG-4 front
 
Sigma DP3 Merrill front
Portability
83
Imaging
56
Features
33
Overall
46

Ricoh WG-4 vs Sigma DP3 Merrill Key Specs

Ricoh WG-4
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 125 - 6400
  • Sensor-shift Image Stabilization
  • 1920 x 1080 video
  • 25-100mm (F2.0-4.9) lens
  • 230g - 124 x 64 x 33mm
  • Announced February 2014
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
  • Succeeded the Sigma DP2 Merrill
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Ricoh WG-4 vs Sigma DP3 Merrill Overview

Its time to look a bit more in depth at the Ricoh WG-4 versus Sigma DP3 Merrill, one being a Waterproof and the latter is a Large Sensor Compact by manufacturers Ricoh and Sigma. The image resolution of the WG-4 (16MP) and the DP3 Merrill (15MP) is relatively close but the WG-4 (1/2.3") and DP3 Merrill (APS-C) have totally different sensor dimensions.

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The WG-4 was revealed 14 months later than the DP3 Merrill which makes them a generation apart from each other. The two cameras have different body design with the Ricoh WG-4 being a Compact camera and the Sigma DP3 Merrill being a Large Sensor Compact camera.

Before delving into a more detailed comparison, here is a quick view of how the WG-4 matches up versus the DP3 Merrill in terms of portability, imaging, features and an overall grade.

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Reasons to pick Ricoh WG-4 over the Sigma DP3 Merrill

 WG-4 DP3 Merrill 
RevealedFebruary 2014January 2013More recent by 14 months

Reasons to pick Sigma DP3 Merrill over the Ricoh WG-4

 DP3 Merrill WG-4 
Screen resolution920k460kClearer screen (+460k dot)

Common features in the Ricoh WG-4 and Sigma DP3 Merrill

 WG-4 DP3 Merrill 
Manually focus Very exact focus
Screen typeFixed Fixed Fixed screen
Screen dimensions3"3"Equal screen sizing
Selfie screen Neither features selfie screen
Touch screen Lack of Touch screen

Ricoh WG-4 vs Sigma DP3 Merrill Physical Comparison

When you are aiming to lug around your camera frequently, you will have to consider its weight and proportions. The Ricoh WG-4 enjoys outside measurements of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") and a weight of 230 grams (0.51 lbs) and the Sigma DP3 Merrill has measurements of 122mm x 67mm x 59mm (4.8" x 2.6" x 2.3") having a weight of 330 grams (0.73 lbs).

Check out the Ricoh WG-4 versus Sigma DP3 Merrill in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an Interchangeable Lens Camera will change depending on the lens you choose during that time. Following is a front view overall size comparison of the WG-4 and the DP3 Merrill.

Ricoh WG-4 vs Sigma DP3 Merrill size comparison

Looking at size and weight, the portability score of the WG-4 and DP3 Merrill is 90 and 83 respectively.

Ricoh WG-4 vs Sigma DP3 Merrill top view buttons comparison

Ricoh WG-4 vs Sigma DP3 Merrill Sensor Comparison

In many cases, its tough to visualise the difference in sensor measurements simply by viewing technical specs. The graphic underneath may offer you a clearer sense of the sensor measurements in the WG-4 and DP3 Merrill.

As you have seen, the two cameras provide different resolutions and different sensor measurements. The WG-4 with its smaller sensor will make shooting shallow DOF more difficult and the Ricoh WG-4 will result in more detail because of its extra 1MP. Higher resolution will also allow you to crop photographs more aggressively. The more modern WG-4 is going to have an edge in sensor tech.

Ricoh WG-4 vs Sigma DP3 Merrill sensor size comparison

Ricoh WG-4 vs Sigma DP3 Merrill Screen and ViewFinder

Ricoh WG-4 vs Sigma DP3 Merrill Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Ricoh WG-4 as a Portrait photography camera
Sigma DP3 Merrill as a Portrait photography camera
41
manual focus
megapixel count good (16MP)
features face detection focus
manual mode not possible
can't use external flash
sensor size is tiny (1/2.3")
no RAW format
73
manual focus
decent MP (15MP)
sensor size is decent (APS-C)
saves RAW files
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Street Comparison

Ricoh WG-4 Street photography advice
Sigma DP3 Merrill Street photography advice
61
has image stabilization (Sensor-shift)
environment proof
fixed screen
sensor size is tiny (1/2.3")
no RAW format
65
sensor size is decent (APS-C)
saves RAW files
no articulating screen
no image stabilization
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Sports Comparison

Ricoh WG-4 Sports photography info
Sigma DP3 Merrill Sports photography info
45
has image stabilization (Sensor-shift)
megapixel count good (16 megapixels)
features tracking autofocus
environment proof
low fps (2.0 frames/s)
sensor size is tiny (1/2.3")
bad battery pack (240 shots)
no phase detect auto focus
44
decent MP (15 megapixels)
sensor size is decent (APS-C)
focal length is fixed (75mm)
max frames per second low (4.0 frames/s)
no image stabilization
lack of phase detect AF
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Travel Comparison

Ricoh WG-4 Travel photography factors
Sigma DP3 Merrill Travel photography factors
72
environment proof
megapixel count good (16MP)
flash built-in
relatively wide (25mm)
very good maximum aperture (f2.0)
bad battery pack (240 CIPA)
display is not selfie friendly
54
decent MP (15MP)
does not have Timelapse mode
doesn't have a selfie friendly screen
somewhat slow max aperture (f2.8)
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Landscape Comparison

Ricoh WG-4 Landscape photography factors
Sigma DP3 Merrill Landscape photography factors
54
manual focus
relatively wide (25mm)
very good maximum aperture (f2.0)
screen is a good size (3 inches)
has image stabilization (Sensor-shift)
megapixel count good (16MP)
environment proof
lens is fixed (fixed lens mount)
manual mode not possible
sensor size is tiny (1/2.3")
no RAW format
bad battery pack (240 per charge)
55
manual focus
pretty good screen size (3")
decent MP (15 megapixels)
sensor size is decent (APS-C)
saves RAW files
cannot change lenses (fixed lens mount)
focal length is fixed (75mm)
somewhat slow max aperture (f2.8)
no image stabilization
does not have Timelapse mode
Photography Glossary

Vlogging Comparison

Ricoh WG-4 Vlogging features
Sigma DP3 Merrill Vlogging features
36
relatively wide (25mm)
very good maximum aperture (f2.0)
has image stabilization (Sensor-shift)
features face detection focus
video resolution high (1920 x 1080 pixels)
display is not selfie friendly
no external microphone port
22
somewhat slow max aperture (f2.8)
doesn't have a selfie friendly screen
no image stabilization
video res low (640 x 480 resolution)
does not have microphone socket
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Ricoh WG-4 vs Sigma DP3 Merrill Specifications

Detailed spec comparison table for Ricoh WG-4 and Sigma DP3 Merrill
 Ricoh WG-4Sigma DP3 Merrill
General Information
Brand Name Ricoh Sigma
Model Ricoh WG-4 Sigma DP3 Merrill
Class Waterproof Large Sensor Compact
Announced 2014-02-05 2013-01-08
Physical type Compact Large Sensor Compact
Sensor Information
Processor - Dual TRUE II engine
Sensor type BSI-CMOS CMOS (Foveon X3)
Sensor size 1/2.3" APS-C
Sensor measurements 6.17 x 4.55mm 24 x 16mm
Sensor area 28.1mm² 384.0mm²
Sensor resolution 16 megapixel 15 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3 and 16:9 -
Highest resolution 4608 x 3456 4704 x 3136
Highest native ISO 6400 6400
Min native ISO 125 100
RAW format
Autofocusing
Manual focus
AF touch
AF continuous
Single AF
AF tracking
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 9 -
Cross focus points - -
Lens
Lens mounting type fixed lens fixed lens
Lens focal range 25-100mm (4.0x) 75mm (1x)
Maximal aperture f/2.0-4.9 f/2.8
Macro focus range 1cm -
Focal length multiplier 5.8 1.5
Screen
Screen type Fixed Type Fixed Type
Screen sizing 3 inches 3 inches
Screen resolution 460 thousand dots 920 thousand dots
Selfie friendly
Liveview
Touch screen
Screen tech TFT LCD -
Viewfinder Information
Viewfinder None None
Features
Slowest shutter speed 4s -
Maximum shutter speed 1/4000s -
Continuous shooting rate 2.0 frames per sec 4.0 frames per sec
Shutter priority
Aperture priority
Manual mode
Exposure compensation - Yes
Custom WB
Image stabilization
Integrated flash
Flash range 10.00 m (Auto ISO) no built-in flash
Flash modes Auto, flash off, flash on, auto + redeye, on + redeye no built-in flash
External flash
AEB
WB bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (30p), 1280 x 720 (60p, 30p) 640 x 480
Highest video resolution 1920x1080 640x480
Video format H.264 Motion JPEG
Microphone 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
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 230 grams (0.51 lbs) 330 grams (0.73 lbs)
Physical dimensions 124 x 64 x 33mm (4.9" x 2.5" x 1.3") 122 x 67 x 59mm (4.8" x 2.6" x 2.3")
DXO scores
DXO All around 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 life 240 shots -
Style of battery Battery Pack -
Battery model D-LI92 -
Self timer Yes (2 or 10 secs) -
Time lapse feature
Type of storage SD/SDHC/SDXC, internal -
Card slots Single Single
Launch pricing $330 $1,353