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Olympus TG-320 vs Pentax RZ18

Portability
94
Imaging
37
Features
33
Overall
35
Olympus TG-320 front
 
Pentax Optio RZ18 front
Portability
92
Imaging
39
Features
37
Overall
38

Olympus TG-320 vs Pentax RZ18 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
  • Launched January 2012
Pentax RZ18
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 80 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 25-450mm (F3.5-5.9) lens
  • 178g - 97 x 61 x 33mm
  • Launched September 2011
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Olympus TG-320 vs Pentax RZ18 Overview

Here, we are matching up the Olympus TG-320 and Pentax RZ18, former is a Waterproof while the other is a Small Sensor Superzoom by competitors Olympus and Pentax. The resolution of the TG-320 (14MP) and the RZ18 (16MP) is very well matched and both cameras provide the identical sensor size (1/2.3").

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The TG-320 was manufactured 4 months after the RZ18 so they are of a similar age. The two cameras feature the same body design (Compact).

Before delving right into a detailed comparison, here is a brief summation of how the TG-320 matches up versus the RZ18 with regards to portability, imaging, features and an overall score.

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Reasons to pick Olympus TG-320 over the Pentax RZ18

 TG-320 RZ18 

Reasons to pick Pentax RZ18 over the Olympus TG-320

 RZ18 TG-320 
Focus manually Dial exact focusing
Display size3"2.7"Larger display (+0.3")
Display resolution460k230kSharper display (+230k dot)

Common features in the Olympus TG-320 and Pentax RZ18

 TG-320 RZ18 
LaunchedJanuary 2012September 2011Similar age
Display typeFixed Fixed Fixed display
Selfie screen Neither comes with selfie screen
Touch friendly display Lacking Touch friendly display

Olympus TG-320 vs Pentax RZ18 Physical Comparison

If you are planning to carry around your camera, you should factor in its weight and size. The Olympus TG-320 comes with outside dimensions of 96mm x 63mm x 23mm (3.8" x 2.5" x 0.9") accompanied by a weight of 155 grams (0.34 lbs) and the Pentax RZ18 has specifications of 97mm x 61mm x 33mm (3.8" x 2.4" x 1.3") along with a weight of 178 grams (0.39 lbs).

Examine the Olympus TG-320 and Pentax RZ18 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will change depending on the lens you are utilising during that time. Here is a front view proportions comparison of the TG-320 vs the RZ18.

Olympus TG-320 vs Pentax RZ18 size comparison

Using dimensions and weight, the portability score of the TG-320 and RZ18 is 94 and 92 respectively.

Olympus TG-320 vs Pentax RZ18 top view buttons comparison

Olympus TG-320 vs Pentax RZ18 Sensor Comparison

Normally, it's difficult to envision the difference between sensor sizes purely by checking specs. The pic below will offer you a much better sense of the sensor sizes in the TG-320 and RZ18.

All in all, both cameras feature the identical sensor size but not the same megapixels. You can expect to see the Pentax RZ18 to give you more detail due to its extra 2 Megapixels. Greater resolution will also help you crop pics way more aggressively.

Olympus TG-320 vs Pentax RZ18 sensor size comparison

Olympus TG-320 vs Pentax RZ18 Screen and ViewFinder

Olympus TG-320 vs Pentax RZ18 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus TG-320 Portrait photography highlights
Pentax RZ18 Portrait photography highlights
33
MP count good (14MP)
has face detect autofocus
lack of manual focus
lack of manual exposure
external flash not possible
tiny sensor size (1/2.3")
does not have RAW files
36
manual focus
resolution is good (16MP)
manual mode not available
no external flash support
sensor size is tiny (1/2.3")
lacks RAW files
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Street Comparison

Olympus TG-320 Street photography details
Pentax RZ18 Street photography details
66
has image stabilization (Sensor-shift)
weather sealing
lighter than others (155g)
screen is fixed
tiny sensor size (1/2.3")
does not have RAW files
65
has image stabilization (Sensor-shift)
weather proofing
lighter than competition in class (178 grams)
no moving screen
sensor size is tiny (1/2.3")
lacks RAW files
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Sports Comparison

Olympus TG-320 Sports photography highlights
Pentax RZ18 Sports photography highlights
40
has image stabilization (Sensor-shift)
MP count good (14MP)
has tracking focus
weather sealing
max frames per second low (1.0 fps)
no shutter priority
tiny sensor size (1/2.3")
bad battery power (150 CIPA)
does not have phase detect autofocus
47
amazing zoom range (25-450mm 18.0 x zoom)
has image stabilization (Sensor-shift)
resolution is good (16 megapixels)
includes tracking autofocus
weather proofing
low fps (1.0 fps)
no shutter priority
sensor size is tiny (1/2.3")
lacks phase detect auto focus
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Travel Comparison

Olympus TG-320 as a Travel photography camera
Pentax RZ18 as a Travel photography camera
67
lighter than others (155g)
weather sealing
MP count good (14MP)
flash built-in
quite wide (28mm)
does not have Time Lapse mode
bad battery power (150 per charge)
doesn't feature selfie friendly display
sluggish max aperture (f3.5)
71
lighter than competition in class (178g)
weather proofing
resolution is good (16MP)
has built in flash
decently wide (25mm)
great zoom (450mm)
doesn't have Timelapse function
display isn't selfie friendly
sluggish maximum aperture (f3.5)
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Landscape Comparison

Olympus TG-320 as a Landscape photography camera
Pentax RZ18 as a Landscape photography camera
39
quite wide (28mm)
has image stabilization (Sensor-shift)
MP count good (14MP)
weather sealing
lack of manual focus
cannot switch lens (fixed lens mount)
sluggish max aperture (f3.5)
screen is small (2.7")
lack of manual exposure
tiny sensor size (1/2.3")
does not have RAW files
bad battery power (150 CIPA)
does not have Time Lapse mode
49
manual focus
decently wide (25mm)
nice screen size (3")
has image stabilization (Sensor-shift)
resolution is good (16 megapixels)
weather proofing
lens is fixed (fixed lens mount)
sluggish maximum aperture (f3.5)
manual mode not available
sensor size is tiny (1/2.3")
lacks RAW files
doesn't have Timelapse function
Photography Glossary

Vlogging Comparison

Olympus TG-320 Vlogging info
Pentax RZ18 Vlogging info
32
quite wide (28mm)
has image stabilization (Sensor-shift)
has face detect autofocus
lighter than others (155 grams)
sluggish max aperture (f3.5)
doesn't feature selfie friendly display
low video resolution (1280 x 720 resolution)
does not have mic port
30
decently wide (25mm)
has image stabilization (Sensor-shift)
lighter than competition in class (178 grams)
sluggish maximum aperture (f3.5)
display isn't selfie friendly
low res video (1280 x 720 pxls)
doesn't have external microphone jack
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Olympus TG-320 vs Pentax RZ18 Specifications

Detailed spec comparison table for Olympus TG-320 and Pentax RZ18
 Olympus TG-320Pentax Optio RZ18
General Information
Brand Name Olympus Pentax
Model Olympus TG-320 Pentax Optio RZ18
Category Waterproof Small Sensor Superzoom
Launched 2012-01-10 2011-09-12
Body design Compact Compact
Sensor Information
Powered by TruePic III+ -
Sensor type CCD CCD
Sensor size 1/2.3" 1/2.3"
Sensor measurements 6.17 x 4.55mm 6.08 x 4.56mm
Sensor surface area 28.1mm² 27.7mm²
Sensor resolution 14 megapixel 16 megapixel
Anti aliasing filter
Aspect ratio - 1:1, 4:3 and 16:9
Full resolution 4288 x 3216 4608 x 3456
Max native ISO 1600 6400
Minimum native ISO 80 80
RAW support
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Autofocus single
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points - 9
Cross focus points - -
Lens
Lens mounting type fixed lens fixed lens
Lens focal range 28-102mm (3.6x) 25-450mm (18.0x)
Maximum aperture f/3.5-5.1 f/3.5-5.9
Macro focus range 3cm 4cm
Crop factor 5.8 5.9
Screen
Display type Fixed Type Fixed Type
Display sizing 2.7 inch 3 inch
Resolution of display 230k dot 460k dot
Selfie friendly
Liveview
Touch screen
Display tech TFT Color LCD TFT color LCD with Anti-reflective coating
Viewfinder Information
Viewfinder type None None
Features
Slowest shutter speed 4 seconds 4 seconds
Maximum shutter speed 1/2000 seconds 1/2000 seconds
Continuous shooting speed 1.0 frames/s 1.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Set white balance
Image stabilization
Integrated flash
Flash range 5.80 m 2.80 m
Flash settings Auto, On, Off, Red-Eye, Fill-in Auto, On, Off, Red-eye, Soft
Hot shoe
AE bracketing
WB bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1280 x 720 (30 fps), 640 x 480 (30 fps), 320 x 180 (30fps) 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Max video resolution 1280x720 1280x720
Video format MPEG-4, H.264 Motion JPEG
Microphone input
Headphone input
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
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 155 gr (0.34 lb) 178 gr (0.39 lb)
Physical dimensions 96 x 63 x 23mm (3.8" x 2.5" x 0.9") 97 x 61 x 33mm (3.8" x 2.4" x 1.3")
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 150 shots -
Battery format Battery Pack -
Battery model LI-42B D-LI92
Self timer Yes (2 or 12 sec, pet auto shutter) Yes (2 or 10 sec)
Time lapse recording
Storage media SD/SDHC/SDXC SD/SDHC/SDXC, Internal
Storage slots 1 1
Cost at launch $0 $210