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Olympus TG-310 vs Pentax RZ18

Portability
94
Imaging
37
Features
33
Overall
35
Olympus TG-310 front
 
Pentax Optio RZ18 front
Portability
92
Imaging
39
Features
37
Overall
38

Olympus TG-310 vs Pentax RZ18 Key Specs

Olympus TG-310
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 80 - 1600
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-102mm (F3.9-5.9) lens
  • 155g - 96 x 63 x 23mm
  • Released January 2011
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-310 vs Pentax RZ18 Overview

Here, we are contrasting the Olympus TG-310 vs Pentax RZ18, former is a Waterproof while the other is a Small Sensor Superzoom by manufacturers Olympus and Pentax. The sensor resolution of the TG-310 (14MP) and the RZ18 (16MP) is very comparable and both cameras posses the identical sensor sizing (1/2.3").

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The TG-310 was unveiled 8 months prior to the RZ18 so they are of a similar age. Both cameras feature the same body design (Compact).

Before we go straight to a step-by-step comparison, here is a concise highlight of how the TG-310 scores vs the RZ18 for portability, imaging, features and an overall mark.

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Reasons to pick Olympus TG-310 over the Pentax RZ18

 TG-310 RZ18 

Reasons to pick Pentax RZ18 over the Olympus TG-310

 RZ18 TG-310 
LaunchedSeptember 2011January 2011Newer by 8 months
Manual focus Very exact focus
Display size3"2.7"Larger display (+0.3")
Display resolution460k230kClearer display (+230k dot)

Common features in the Olympus TG-310 and Pentax RZ18

 TG-310 RZ18 
Display typeFixed Fixed Fixed display
Selfie screen Absent selfie screen
Touch display Absent Touch display

Olympus TG-310 vs Pentax RZ18 Physical Comparison

For anyone who is planning to travel with your camera frequently, you need to factor its weight and measurements. The Olympus TG-310 enjoys physical 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) while the Pentax RZ18 has proportions of 97mm x 61mm x 33mm (3.8" x 2.4" x 1.3") with a weight of 178 grams (0.39 lbs).

Examine the Olympus TG-310 vs Pentax RZ18 in our brand new 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 at that moment. Below is a front view measurement comparison of the TG-310 against the RZ18.

Olympus TG-310 vs Pentax RZ18 size comparison

Taking into account dimensions and weight, the portability rating of the TG-310 and RZ18 is 94 and 92 respectively.

Olympus TG-310 vs Pentax RZ18 top view buttons comparison

Olympus TG-310 vs Pentax RZ18 Sensor Comparison

Typically, it can be difficult to see the gap in sensor dimensions purely by going through technical specs. The pic below will help give you a better sense of the sensor sizes in the TG-310 and RZ18.

As you have seen, both cameras come with the identical sensor size but not the same megapixels. You can expect to see the Pentax RZ18 to produce extra detail having an extra 2MP. Greater resolution will allow you to crop images a good deal more aggressively. The more aged TG-310 will be disadvantaged in sensor innovation.

Olympus TG-310 vs Pentax RZ18 sensor size comparison

Olympus TG-310 vs Pentax RZ18 Screen and ViewFinder

Olympus TG-310 vs Pentax RZ18 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus TG-310 Portrait photography details
Pentax RZ18 Portrait photography details
33
megapixel count good (14MP)
comes with face detection focus
manual focus not available
manual mode not available
external flash not possible
small sensor (1/2.3")
doesn't have RAW files
36
focusing manually
good megapixels (16 megapixels)
manual exposure not available
no external flash support
tiny sensor size (1/2.3")
lack of RAW support
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Street Comparison

Street photography with Olympus TG-310
Street photography with Pentax RZ18
66
has image stabilization (Sensor-shift)
weather proofing
lighter than competitors in class (155 grams)
fixed screen
small sensor (1/2.3")
doesn't have RAW files
65
image stabilization (Sensor-shift)
weather sealing
lighter than competition in class (178 grams)
fixed screen
tiny sensor size (1/2.3")
lack of RAW support
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Sports Comparison

Olympus TG-310 Sports photography features
Pentax RZ18 Sports photography features
40
has image stabilization (Sensor-shift)
megapixel count good (14 megapixels)
comes with tracking autofocus
weather proofing
very slow continuous shooting (1.0 fps)
no shutter priority mode
small sensor (1/2.3")
not so great battery power (150 per charge)
doesn't have phase detect auto focus
47
excellent zoom range (25-450mm 18.0 x zoom)
image stabilization (Sensor-shift)
good megapixels (16MP)
features tracking focus
weather sealing
slow frames per second (1.0 frames per second)
lack of shutter priority mode
tiny sensor size (1/2.3")
lack of phase detect AF
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Travel Comparison

Olympus TG-310 Travel photography highlights
Pentax RZ18 Travel photography highlights
67
lighter than competitors in class (155g)
weather proofing
megapixel count good (14MP)
flash built-in
relatively wide (28mm)
doesn't have Timelapse recording
not so great battery power (150 per charge)
display is not selfie friendly
sluggish max aperture (f3.9)
71
lighter than competition in class (178g)
weather sealing
good megapixels (16 megapixels)
built-in flash
quite wide (25mm)
very long reach (450mm)
missing Timelapse recording
doesn't contain selfie friendly display
sluggish max aperture (f3.5)
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Landscape Comparison

Landscape photography with Olympus TG-310
Landscape photography with Pentax RZ18
39
relatively wide (28mm)
has image stabilization (Sensor-shift)
megapixel count good (14MP)
weather proofing
manual focus not available
can't change lens (fixed lens mount)
sluggish max aperture (f3.9)
small screen (2.7 inches)
manual mode not available
small sensor (1/2.3")
doesn't have RAW files
not so great battery power (150 shots)
doesn't have Timelapse recording
49
focusing manually
quite wide (25mm)
screen size is good (3 inch)
image stabilization (Sensor-shift)
good megapixels (16MP)
weather sealing
fixed lens (fixed lens mount)
sluggish max aperture (f3.5)
manual exposure not available
tiny sensor size (1/2.3")
lack of RAW support
missing Timelapse recording
Photography Glossary

Vlogging Comparison

Olympus TG-310 as a Vlogging camera
Pentax RZ18 as a Vlogging camera
32
relatively wide (28mm)
has image stabilization (Sensor-shift)
comes with face detection focus
lighter than competitors in class (155 grams)
sluggish max aperture (f3.9)
display is not selfie friendly
video quality not great (1280 x 720 pxls)
doesn't have external microphone support
30
quite wide (25mm)
image stabilization (Sensor-shift)
lighter than competition in class (178 grams)
sluggish max aperture (f3.5)
doesn't contain selfie friendly display
low quality video (1280 x 720 resolution)
missing microphone port
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Olympus TG-310 vs Pentax RZ18 Specifications

Detailed spec comparison table for Olympus TG-310 and Pentax RZ18
 Olympus TG-310Pentax Optio RZ18
General Information
Brand Name Olympus Pentax
Model type Olympus TG-310 Pentax Optio RZ18
Type Waterproof Small Sensor Superzoom
Released 2011-01-06 2011-09-12
Body design Compact Compact
Sensor Information
Processor 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 area 28.1mm² 27.7mm²
Sensor resolution 14MP 16MP
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
Min native ISO 80 80
RAW data
Autofocusing
Focus manually
AF touch
Continuous AF
Single AF
Tracking AF
Selective AF
AF center weighted
AF multi area
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Total focus points - 9
Cross type focus points - -
Lens
Lens support fixed lens fixed lens
Lens zoom range 28-102mm (3.6x) 25-450mm (18.0x)
Highest aperture f/3.9-5.9 f/3.5-5.9
Macro focusing distance 3cm 4cm
Crop factor 5.8 5.9
Screen
Range of display Fixed Type Fixed Type
Display diagonal 2.7 inches 3 inches
Resolution of display 230 thousand dot 460 thousand dot
Selfie friendly
Liveview
Touch function
Display tech TFT Color LCD TFT color LCD with Anti-reflective coating
Viewfinder Information
Viewfinder type None None
Features
Slowest shutter speed 4 secs 4 secs
Maximum shutter speed 1/2000 secs 1/2000 secs
Continuous shooting speed 1.0fps 1.0fps
Shutter priority
Aperture priority
Expose Manually
Custom WB
Image stabilization
Integrated flash
Flash distance 4.20 m 2.80 m
Flash options Auto, On, Off, Red-Eye, Fill-in Auto, On, Off, Red-eye, Soft
Hot shoe
AEB
White balance 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) 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Max video resolution 1280x720 1280x720
Video data format Motion JPEG Motion JPEG
Microphone jack
Headphone jack
Connectivity
Wireless Eye-Fi Connected 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 proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 155 gr (0.34 lbs) 178 gr (0.39 lbs)
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 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 pictures -
Type of battery Battery Pack -
Battery ID LI-42B D-LI92
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD/SDHC/SDXC SD/SDHC/SDXC, Internal
Storage slots Single Single
Price at launch $0 $210