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Olympus TG-630 iHS vs Sigma DP3 Merrill

Portability
94
Imaging
36
Features
34
Overall
35
Olympus TG-630 iHS front
 
Sigma DP3 Merrill front
Portability
83
Imaging
56
Features
33
Overall
46

Olympus TG-630 iHS vs Sigma DP3 Merrill Key Specs

Olympus TG-630 iHS
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 100 - 6400
  • Sensor-shift Image Stabilization
  • 1920 x 1080 video
  • 28-140mm (F3.9-5.9) lens
  • 167g - 98 x 66 x 22mm
  • Launched January 2013
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
  • Released January 2013
  • Old Model is Sigma DP2 Merrill
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Olympus TG-630 iHS vs Sigma DP3 Merrill Overview

Following is a extensive analysis of the Olympus TG-630 iHS versus Sigma DP3 Merrill, former is a Waterproof while the latter is a Large Sensor Compact by brands Olympus and Sigma. The sensor resolution of the TG-630 iHS (12MP) and the DP3 Merrill (15MP) is pretty well matched but the TG-630 iHS (1/2.3") and DP3 Merrill (APS-C) enjoy different sensor sizes.

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The TG-630 iHS was announced at a similar time to the DP3 Merrill and they are of a similar age. Each of these cameras come with different body type with the Olympus TG-630 iHS being a Compact camera and the Sigma DP3 Merrill being a Large Sensor Compact camera.

Before we go straight into a step-by-step comparison, below is a simple introduction of how the TG-630 iHS grades versus the DP3 Merrill when considering portability, imaging, features and an overall score.

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Reasons to pick Olympus TG-630 iHS over the Sigma DP3 Merrill

 TG-630 iHS DP3 Merrill 

Reasons to pick Sigma DP3 Merrill over the Olympus TG-630 iHS

 DP3 Merrill TG-630 iHS 
Manual focus Very precise focus
Screen resolution920k460kCrisper screen (+460k dot)

Common features in the Olympus TG-630 iHS and Sigma DP3 Merrill

 TG-630 iHS DP3 Merrill 
ReleasedJanuary 2013January 2013Similar age
Screen typeFixed Fixed Fixed screen
Screen dimension3"3"Identical screen dimensions
Selfie screen Lack of selfie screen
Touch screen Neither offers Touch screen

Olympus TG-630 iHS vs Sigma DP3 Merrill Physical Comparison

In case you're intending to carry around your camera regularly, you'll have to think about its weight and dimensions. The Olympus TG-630 iHS offers exterior dimensions of 98mm x 66mm x 22mm (3.9" x 2.6" x 0.9") accompanied by a weight of 167 grams (0.37 lbs) whilst the Sigma DP3 Merrill has dimensions of 122mm x 67mm x 59mm (4.8" x 2.6" x 2.3") having a weight of 330 grams (0.73 lbs).

Look at the Olympus TG-630 iHS versus Sigma DP3 Merrill in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will change depending on the lens you use at that moment. Underneath is the front view dimension comparison of the TG-630 iHS vs the DP3 Merrill.

Olympus TG-630 iHS vs Sigma DP3 Merrill size comparison

Considering size and weight, the portability score of the TG-630 iHS and DP3 Merrill is 94 and 83 respectively.

Olympus TG-630 iHS vs Sigma DP3 Merrill top view buttons comparison

Olympus TG-630 iHS vs Sigma DP3 Merrill Sensor Comparison

Oftentimes, it is very hard to visualize the gap between sensor sizes simply by reading through specifications. The picture underneath will help offer you a stronger sense of the sensor sizes in the TG-630 iHS and DP3 Merrill.

To sum up, both the cameras posses different resolutions and different sensor sizes. The TG-630 iHS using its tinier sensor is going to make shooting shallower DOF harder and the Sigma DP3 Merrill will give you extra detail with its extra 3 Megapixels. Higher resolution will make it easier to crop photographs somewhat more aggressively.

Olympus TG-630 iHS vs Sigma DP3 Merrill sensor size comparison

Olympus TG-630 iHS vs Sigma DP3 Merrill Screen and ViewFinder

Olympus TG-630 iHS vs Sigma DP3 Merrill Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus TG-630 iHS Portrait photography information
Sigma DP3 Merrill Portrait photography information
27
provides face detection autofocus
no manual focus
no manual exposure
cannot use external flash
megapixel count low (12 megapixels)
tiny sensor (1/2.3")
lack of RAW format
73
focusing manually
MP count good (15 megapixels)
sensor size is good (APS-C)
supports RAW files
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Street Comparison

Olympus TG-630 iHS Street photography factors
Sigma DP3 Merrill Street photography factors
62
has image stabilization (Sensor-shift)
environment proof
fixed screen
tiny sensor (1/2.3")
lack of RAW format
65
sensor size is good (APS-C)
supports RAW files
screen is fixed
does not have image stabilization
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Sports Comparison

Olympus TG-630 iHS Sports photography factors
Sigma DP3 Merrill Sports photography factors
34
has image stabilization (Sensor-shift)
provides tracking autofocus
environment proof
low frames per second (5.0 fps)
no shutter priority
megapixel count low (12MP)
tiny sensor (1/2.3")
bad battery (220 per charge)
lack of phase detect autofocus
44
MP count good (15 megapixels)
sensor size is good (APS-C)
focal length is fixed (75mm)
slow fps (4.0 frames per second)
does not have image stabilization
has no phase detect AF
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Travel Comparison

Olympus TG-630 iHS as a Travel photography camera
Sigma DP3 Merrill as a Travel photography camera
59
environment proof
has built in flash
reasonably wide (28mm)
no Time Lapse recording
bad battery (220 per charge)
megapixel count low (12MP)
screen is not selfie friendly
slow max aperture (f3.9)
54
MP count good (15MP)
lack of Time Lapse recording
does not have a selfie friendly display
sluggish maximum aperture (f2.8)
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Landscape Comparison

Olympus TG-630 iHS as a Landscape photography camera
Sigma DP3 Merrill as a Landscape photography camera
39
reasonably wide (28mm)
nice screen size (3")
has image stabilization (Sensor-shift)
environment proof
no manual focus
can't swap lenses (fixed lens mount)
slow max aperture (f3.9)
no manual exposure
megapixel count low (12 megapixels)
tiny sensor (1/2.3")
lack of RAW format
bad battery (220 per charge)
no Time Lapse recording
55
focusing manually
nice screen size (3")
MP count good (15MP)
sensor size is good (APS-C)
supports RAW files
fixed lens (fixed lens mount)
focal length is fixed (75mm)
sluggish maximum aperture (f2.8)
does not have image stabilization
lack of Time Lapse recording
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Vlogging Comparison

Olympus TG-630 iHS Vlogging factors
Sigma DP3 Merrill Vlogging factors
33
reasonably wide (28mm)
has image stabilization (Sensor-shift)
provides face detection autofocus
high video quality (1920 x 1080 pxls)
slow max aperture (f3.9)
screen is not selfie friendly
no external mic socket
22
sluggish maximum aperture (f2.8)
does not have a selfie friendly display
does not have image stabilization
low quality video (640 x 480 pixels)
lack of mic socket
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Olympus TG-630 iHS vs Sigma DP3 Merrill Specifications

Detailed spec comparison table for Olympus TG-630 iHS and Sigma DP3 Merrill
 Olympus TG-630 iHSSigma DP3 Merrill
General Information
Brand Name Olympus Sigma
Model Olympus TG-630 iHS Sigma DP3 Merrill
Type Waterproof Large Sensor Compact
Launched 2013-01-08 2013-01-08
Physical type Compact Large Sensor Compact
Sensor Information
Processor Chip - Dual TRUE II engine
Sensor type CMOS CMOS (Foveon X3)
Sensor size 1/2.3" APS-C
Sensor dimensions 6.17 x 4.55mm 24 x 16mm
Sensor area 28.1mm² 384.0mm²
Sensor resolution 12 megapixel 15 megapixel
Anti aliasing filter
Aspect ratio 4:3 and 16:9 -
Peak resolution 3968 x 2976 4704 x 3136
Highest native ISO 6400 6400
Lowest native ISO 100 100
RAW pictures
Autofocusing
Manual focus
AF touch
Continuous AF
Single AF
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Cross focus points - -
Lens
Lens mounting type fixed lens fixed lens
Lens focal range 28-140mm (5.0x) 75mm (1x)
Highest aperture f/3.9-5.9 f/2.8
Macro focus distance 1cm -
Crop factor 5.8 1.5
Screen
Display type Fixed Type Fixed Type
Display size 3 inch 3 inch
Resolution of display 460k dots 920k dots
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder type None None
Features
Min shutter speed 4 secs -
Max shutter speed 1/2000 secs -
Continuous shutter rate 5.0 frames/s 4.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation - Yes
Change WB
Image stabilization
Built-in flash
Flash range - no built-in flash
Flash settings Auto, On, Off, Red-Eye, Fill-in no built-in flash
Hot shoe
Auto exposure bracketing
White balance bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 (60 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 180 (30fps) 640 x 480
Highest video resolution 1920x1080 640x480
Video format MPEG-4, H.264 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 proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 167g (0.37 lb) 330g (0.73 lb)
Dimensions 98 x 66 x 22mm (3.9" x 2.6" x 0.9") 122 x 67 x 59mm (4.8" x 2.6" x 2.3")
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 life 220 shots -
Battery type Battery Pack -
Battery model LI-50B -
Self timer Yes (2 or 12 sec, pet auto shutter) -
Time lapse recording
Type of storage SD/SDHC/SDXC -
Card slots 1 1
Pricing at release $200 $1,353