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Olympus TG-320 vs Pentax WG-3

Portability
94 Imaging
37 Features
33 Overall
35
Olympus TG-320 front
 
Pentax WG-3 front
Portability
90 Imaging
40 Features
44 Overall
41

Olympus TG-320 vs Pentax WG-3 Key Specs

Olympus TG-320
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 80 - 1600
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-102mm (F3.5-5.1) lens
  • 155g - 96 x 63 x 23mm
  • Announced January 2012
Pentax WG-3
(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
  • Revealed July 2013
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Olympus TG-320 vs Pentax WG-3 Overview

Its time to look closer at the Olympus TG-320 vs Pentax WG-3, both Waterproof cameras by manufacturers Olympus and Pentax. The resolution of the TG-320 (14MP) and the WG-3 (16MP) is relatively comparable and both cameras posses the same sensor sizes (1/2.3").

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The TG-320 was launched 18 months before the WG-3 which makes them a generation away from one another. Both of these cameras have the same body design (Compact).

Before diving straight to a in depth comparison, here is a short overview of how the TG-320 grades versus the WG-3 with regards to portability, imaging, features and an overall mark.

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Reasons to pick Olympus TG-320 over the Pentax WG-3

		

		

			
 TG-320 WG-3 
		

	

	
	

		

		
Reasons to pick Pentax WG-3 over the Olympus TG-320

		

		

			
 WG-3 TG-320 
RevealedJuly 2013January 2012Newer by 18 months
Manual focus  More precise focusing
Screen dimensions3"2.7"Bigger screen (+0.3")
Screen resolution460k230kClearer screen (+230k dot)
		

	

	
	

		

		
Common features in the Olympus TG-320 and Pentax WG-3

		

		

			
 TG-320 WG-3 
Screen typeFixed Fixed Fixed screen
Selfie screen  Neither comes with selfie screen
Touch screen  Lack of Touch screen
		

	

	

	
	
	
	

	

		

		
Olympus TG-320 vs Pentax WG-3 Physical Comparison

		

		

			
If you're intending to travel with your camera regularly, you'll have to factor in its weight and size. The Olympus TG-320 comes with physical measurements of 96mm x 63mm x 23mm (3.8" x 2.5" x 0.9") accompanied by a weight of 155 grams (0.34 lbs) whilst the Pentax WG-3 has specifications of 124mm x 64mm x 33mm (4.9" x 2.5" x 1.3") along with a weight of 230 grams (0.51 lbs).
Compare the Olympus TG-320 vs Pentax WG-3 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses
Remember, the weight of an ILC will differ dependant on the lens you are utilising at that time. Underneath is a front view dimension comparison of the TG-320 compared to the WG-3.
Olympus TG-320 vs Pentax WG-3 size comparison
Factoring in dimensions and weight, the portability grade of the TG-320 and WG-3 is 94 and 90 respectively.
Olympus TG-320 vs Pentax WG-3 top view buttons comparison		

	

	
	

		

		
Olympus TG-320 vs Pentax WG-3 Sensor Comparison

		

		

			
Sometimes, it can be difficult to visualise the gap in sensor dimensions purely by going through technical specs. The image underneath will offer you a greater sense of the sensor measurements in the TG-320 and WG-3.
As you have seen, both the cameras provide the same sensor dimensions albeit not the same resolution. You can count on the Pentax WG-3 to provide extra detail utilizing its extra 2 Megapixels. Higher resolution will also make it easier to crop shots more aggressively. The more aged TG-320 will be behind in sensor innovation.
	
			Olympus TG-320 vs Pentax WG-3 sensor size comparison			
		

	

	
	

		

		
Olympus TG-320 vs Pentax WG-3 Screen and ViewFinder

		

		

					

		Olympus TG-320 vs Pentax WG-3 Screen and Viewfinder comparison	

	
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Photography Type Scores

		

	

	
Portrait Comparison
 Olympus TG-320 as a Portrait photography camera
 Pentax WG-3 as a Portrait photography camera
33
 good megapixels (14MP)
 supports face detection autofocus
 lack of manual focus
 manual exposure not possible
 external flash not possible
 small sensor size (1/2.3")
 no RAW format
41
 has manual focus
 resolution is good (16MP)
 has face detection autofocus
 manual mode not available
 can't use external flash
 small sensor (1/2.3")
 doesn't have RAW files
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Street Comparison
Olympus TG-320 Street photography features
Pentax WG-3 Street photography features
66
 built in image stabilization (Sensor-shift)
 environment proof
 lighter than competition (155g)
 no moving screen
 small sensor size (1/2.3")
 no RAW format
61
 built in image stabilization (Sensor-shift)
 environment proofing
 no moving screen
 small sensor (1/2.3")
 doesn't have RAW files
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Sports Comparison
Olympus TG-320 Sports photography features
Pentax WG-3 Sports photography features
40
 built in image stabilization (Sensor-shift)
 good megapixels (14MP)
 supports tracking autofocus
 environment proof
 continuous shooting slow (1.0 frames/s)
 lack of shutter priority mode
 small sensor size (1/2.3")
 not so great battery life (150 shots)
 no phase detect autofocus
45
 built in image stabilization (Sensor-shift)
 resolution is good (16MP)
 has tracking autofocus
 environment proofing
 lack of shutter priority mode
 small sensor (1/2.3")
 low battery power (240 per charge)
 doesn't have phase detect autofocus
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Travel Comparison
Olympus TG-320 Travel photography details
Pentax WG-3 Travel photography details
67
 lighter than competition (155 grams)
 environment proof
 good megapixels (14 megapixels)
 flash built-in
 relatively wide (28mm)
 doesn't have Timelapse mode
 not so great battery life (150 shots)
 display isn't selfie friendly
 slow maximum aperture (f3.5)
72
 environment proofing
 resolution is good (16 megapixels)
 has built in flash
 relatively wide (25mm)
 fast max aperture (f2.0)
 low battery power (240 per charge)
 doesn't have a selfie friendly display
Photography Glossary
Landscape Comparison
Landscape photography with Olympus TG-320
Landscape photography with Pentax WG-3
39
 relatively wide (28mm)
 built in image stabilization (Sensor-shift)
 good megapixels (14 megapixels)
 environment proof
 lack of manual focus
 fixed lens (fixed lens mount)
 slow maximum aperture (f3.5)
 small screen (2.7 inches)
 manual exposure not possible
 small sensor size (1/2.3")
 no RAW format
 not so great battery life (150 shots)
 doesn't have Timelapse mode
54
 has manual focus
 relatively wide (25mm)
 fast max aperture (f2.0)
 good sized screen (3")
 built in image stabilization (Sensor-shift)
 resolution is good (16MP)
 environment proofing
 lens is fixed (fixed lens mount)
 manual mode not available
 small sensor (1/2.3")
 doesn't have RAW files
 low battery power (240 CIPA)
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Vlogging Comparison
Vlogging with Olympus TG-320
Vlogging with Pentax WG-3
32
 relatively wide (28mm)
 built in image stabilization (Sensor-shift)
 supports face detection autofocus
 lighter than competition (155 grams)
 slow maximum aperture (f3.5)
 display isn't selfie friendly
 low quality video (1280 x 720 pxls)
 doesn't have external microphone jack
36
 relatively wide (25mm)
 fast max aperture (f2.0)
 built in image stabilization (Sensor-shift)
 has face detection autofocus
 video resolution high (1920 x 1080 resolution)
 doesn't have a selfie friendly display
 lack of external mic socket
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Olympus TG-320 vs Pentax WG-3 Specifications

		

		

					

		
		

			Detailed spec comparison table for Olympus TG-320 and Pentax WG-3
 Olympus TG-320Pentax WG-3
General Information
Company Olympus Pentax
Model type Olympus TG-320 Pentax WG-3
Class Waterproof Waterproof
Announced 2012-01-10 2013-07-19
Physical type Compact Compact
Sensor Information
Chip TruePic III+ -
Sensor type CCD BSI-CMOS
Sensor size 1/2.3" 1/2.3"
Sensor dimensions 6.17 x 4.55mm 6.17 x 4.55mm
Sensor area 28.1mm² 28.1mm²
Sensor resolution 14 megapixel 16 megapixel
Anti alias filter    
Aspect ratio - 1:1, 4:3 and  16:9
Full resolution 4288 x 3216 4608 x 3456
Max native ISO 1600 6400
Lowest native ISO 80 125
RAW data    
Autofocusing
Focus manually    
AF touch    
AF continuous    
AF single    
AF tracking    
Selective AF    
AF center weighted    
Multi area AF    
AF live view    
Face detect focusing    
Contract detect focusing    
Phase detect focusing    
Total focus points - 9
Cross type focus points - -
Lens
Lens support fixed lens fixed lens
Lens zoom range 28-102mm (3.6x) 25-100mm (4.0x)
Highest aperture f/3.5-5.1 f/2.0-4.9
Macro focusing range 3cm 1cm
Focal length multiplier 5.8 5.8
Screen
Display type Fixed Type Fixed Type
Display sizing 2.7" 3"
Resolution of display 230k dots 460k dots
Selfie friendly    
Liveview    
Touch screen    
Display technology TFT Color LCD Widescreen TFT color LCD with anti-reflective coating
Viewfinder Information
Viewfinder None None
Features
Lowest shutter speed 4 seconds 4 seconds
Highest shutter speed 1/2000 seconds 1/4000 seconds
Continuous shooting rate 1.0 frames/s 10.0 frames/s
Shutter priority    
Aperture priority    
Expose Manually    
Change WB    
Image stabilization    
Integrated flash    
Flash distance 5.80 m 3.40 m
Flash modes Auto, On, Off, Red-Eye, Fill-in Auto, On, Off, Red-eye, Soft
Hot shoe    
AEB    
WB bracketing    
Exposure
Multisegment    
Average    
Spot    
Partial    
AF area    
Center weighted    
Video features
Video resolutions 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 180 (30fps) 1920 x 1080 (30 fps), 1280 x 720 (60, 30 fps)
Max video resolution 1280x720 1920x1080
Video file format MPEG-4, H.264 MPEG-4, H.264
Mic port    
Headphone port    
Connectivity
Wireless None Eye-Fi Connected
Bluetooth    
NFC    
HDMI    
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental sealing    
Water proofing    
Dust proofing    
Shock proofing    
Crush proofing    
Freeze proofing    
Weight 155g (0.34 pounds) 230g (0.51 pounds)
Physical dimensions 96 x 63 x 23mm (3.8" x 2.5" x 0.9") 124 x 64 x 33mm (4.9" x 2.5" x 1.3")
DXO scores
DXO All around 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 life 150 shots 240 shots
Battery type Battery Pack Battery Pack
Battery ID LI-42B D-LI92
Self timer Yes (2 or 12 sec, pet auto shutter) Yes (2 or 10 sec)
Time lapse feature    
Type of storage SD/SDHC/SDXC SD/SDHC/SDXC card, Internal
Card slots 1 1
Retail price $0 $300