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Olympus TG-3 vs Pentax X70

Portability
90
Imaging
40
Features
46
Overall
42
Olympus Tough TG-3 front
 
Pentax X70 front
Portability
71
Imaging
35
Features
34
Overall
34

Olympus TG-3 vs Pentax X70 Key Specs

Olympus TG-3
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 100 - 6400
  • Sensor-shift Image Stabilization
  • 1920 x 1080 video
  • 25-100mm (F2.0-4.9) lens
  • 247g - 112 x 66 x 31mm
  • Announced March 2014
  • Successor is Olympus TG-4
Pentax X70
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 50 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 26-624mm (F2.8-5.0) lens
  • 410g - 110 x 83 x 90mm
  • Revealed March 2009
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Olympus TG-3 vs Pentax X70 Overview

On this page, we are analyzing the Olympus TG-3 versus Pentax X70, former is a Waterproof while the other is a Small Sensor Superzoom by rivals Olympus and Pentax. There exists a noticeable gap among the sensor resolutions of the TG-3 (16MP) and X70 (12MP) but both cameras boast the same sensor size (1/2.3").

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The TG-3 was revealed 5 years after the X70 which is a fairly sizable difference as far as camera technology is concerned. Both cameras have different body design with the Olympus TG-3 being a Compact camera and the Pentax X70 being a SLR-like (bridge) camera.

Before delving into a complete comparison, here is a concise synopsis of how the TG-3 grades vs the X70 in regards to portability, imaging, features and an overall score.

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Reasons to pick Olympus TG-3 over the Pentax X70

 TG-3 X70 
RevealedMarch 2014March 2009More modern by 62 months
Display dimensions3"2.7"Larger display (+0.3")
Display resolution460k230kCrisper display (+230k dot)

Reasons to pick Pentax X70 over the Olympus TG-3

 X70 TG-3 
Focus manually Very precise focus

Common features in the Olympus TG-3 and Pentax X70

 TG-3 X70 
Display typeFixed Fixed Fixed display
Selfie screen Lack of selfie screen
Touch display Lack of Touch display

Olympus TG-3 vs Pentax X70 Physical Comparison

For anyone who is looking to carry around your camera regularly, you'll need to think about its weight and size. The Olympus TG-3 enjoys external measurements of 112mm x 66mm x 31mm (4.4" x 2.6" x 1.2") having a weight of 247 grams (0.54 lbs) whilst the Pentax X70 has specifications of 110mm x 83mm x 90mm (4.3" x 3.3" x 3.5") along with a weight of 410 grams (0.90 lbs).

Check the Olympus TG-3 versus Pentax X70 in our completely new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will vary based on the lens you have during that time. Below is a front view measurements comparison of the TG-3 vs the X70.

Olympus TG-3 vs Pentax X70 size comparison

Factoring in dimensions and weight, the portability score of the TG-3 and X70 is 90 and 71 respectively.

Olympus TG-3 vs Pentax X70 top view buttons comparison

Olympus TG-3 vs Pentax X70 Sensor Comparison

More often than not, it is very hard to imagine the difference in sensor sizes just by going through technical specs. The image underneath might provide you a far better sense of the sensor measurements in the TG-3 and X70.

As you can tell, each of the cameras provide the same sensor dimensions but different MP. You can anticipate the Olympus TG-3 to provide more detail because of its extra 4MP. Greater resolution will also allow you to crop pics more aggressively. The younger TG-3 should have a benefit with regard to sensor innovation.

Olympus TG-3 vs Pentax X70 sensor size comparison

Olympus TG-3 vs Pentax X70 Screen and ViewFinder

Olympus TG-3 vs Pentax X70 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus TG-3 as a Portrait photography camera
Pentax X70 as a Portrait photography camera
37
decent megapixels (16 megapixels)
features face detect focus
manual focus not available
cannot use external flash
sensor is very small (1/2.3")
has no RAW format
29
manual focus
no external flash support
low resolution (12 megapixels)
sensor size is tiny (1/2.3")
does not have RAW format
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Street Comparison

Olympus TG-3 Street photography factors
Pentax X70 Street photography factors
59
has image stabilization (Sensor-shift)
weather proof
screen is fixed
sensor is very small (1/2.3")
has no RAW format
more heavy than competition (247 grams)
46
has image stabilization (Sensor-shift)
no moving screen
sensor size is tiny (1/2.3")
does not have RAW format
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Sports Comparison

Olympus TG-3 Sports photography factors
Pentax X70 Sports photography factors
47
has image stabilization (Sensor-shift)
decent megapixels (16 megapixels)
features tracking focus
weather proof
good battery pack (330 CIPA)
slow continuous shooting (5.0 frames per second)
no shutter priority mode
sensor is very small (1/2.3")
has no phase detect auto focus
50
amazing zoom range (26-624mm 24.0 x zoom)
has image stabilization (Sensor-shift)
provides tracking focus
supports phase detect AF
low resolution (12 megapixels)
sensor size is tiny (1/2.3")
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Travel Comparison

Olympus TG-3 Travel photography factors
Pentax X70 Travel photography factors
74
good battery pack (330 CIPA)
weather proof
decent megapixels (16MP)
has built in flash
reasonably wide (25mm)
great max aperture (f2.0)
more heavy than competition (247 grams)
does not offer selfie friendly screen
52
flash built-in
quite wide (26mm)
long reach (624mm)
lack of Time Lapse function
low resolution (12 megapixels)
display is not selfie friendly
somewhat slow max aperture (f2.8)
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Landscape Comparison

Olympus TG-3 Landscape photography info
Pentax X70 Landscape photography info
56
reasonably wide (25mm)
great max aperture (f2.0)
screen size is decent (3")
has image stabilization (Sensor-shift)
decent megapixels (16 megapixels)
weather proof
good battery pack (330 shots)
manual focus not available
cannot change lenses (fixed lens mount)
sensor is very small (1/2.3")
has no RAW format
36
manual focus
quite wide (26mm)
has image stabilization (Sensor-shift)
fixed lens (fixed lens mount)
somewhat slow max aperture (f2.8)
tiny screen (2.7")
low resolution (12 megapixels)
sensor size is tiny (1/2.3")
does not have RAW format
lack of Time Lapse function
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Vlogging Comparison

Olympus TG-3 Vlogging highlights
Pentax X70 Vlogging highlights
34
reasonably wide (25mm)
great max aperture (f2.0)
has image stabilization (Sensor-shift)
features face detect focus
good video quality (1920 x 1080 resolution)
does not offer selfie friendly screen
lack of microphone support
more heavy than competition (247g)
24
quite wide (26mm)
has image stabilization (Sensor-shift)
somewhat slow max aperture (f2.8)
display is not selfie friendly
low res video (1280 x 720 pxls)
lack of mic jack
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Olympus TG-3 vs Pentax X70 Specifications

Detailed spec comparison table for Olympus TG-3 and Pentax X70
 Olympus Tough TG-3Pentax X70
General Information
Company Olympus Pentax
Model type Olympus Tough TG-3 Pentax X70
Type Waterproof Small Sensor Superzoom
Announced 2014-03-31 2009-03-02
Body design Compact SLR-like (bridge)
Sensor Information
Processor Chip TruePic VII -
Sensor type BSI-CMOS CCD
Sensor size 1/2.3" 1/2.3"
Sensor dimensions 6.17 x 4.55mm 6.17 x 4.55mm
Sensor surface area 28.1mm² 28.1mm²
Sensor resolution 16 megapixel 12 megapixel
Anti alias filter
Aspect ratio 3:2 1:1, 4:3, 3:2 and 16:9
Full resolution 4608 x 3456 4000 x 3000
Max native ISO 6400 6400
Minimum native ISO 100 50
RAW photos
Autofocusing
Focus manually
Touch focus
Continuous autofocus
Autofocus single
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points - 9
Lens
Lens support fixed lens fixed lens
Lens zoom range 25-100mm (4.0x) 26-624mm (24.0x)
Largest aperture f/2.0-4.9 f/2.8-5.0
Macro focusing distance 1cm 10cm
Crop factor 5.8 5.8
Screen
Display type Fixed Type Fixed Type
Display diagonal 3 inch 2.7 inch
Resolution of display 460k dot 230k dot
Selfie friendly
Liveview
Touch function
Display technology TFT-LCD -
Viewfinder Information
Viewfinder None Electronic
Features
Lowest shutter speed 4 seconds 4 seconds
Highest shutter speed 1/2000 seconds 1/4000 seconds
Continuous shooting speed 5.0 frames/s -
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash distance - 9.10 m
Flash options Auto, redeye reduction, fill-in, off, LED -
External flash
Auto exposure bracketing
White balance bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1920 x 1080 (30p), 1280 x 720 (30p), 640 x 480 (30 fps) 1280 x 720 (30 fps), 848 x 480 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps)
Max video resolution 1920x1080 1280x720
Video file format H.264, Motion JPEG Motion JPEG
Mic input
Headphone input
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS BuiltIn None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 247 grams (0.54 lb) 410 grams (0.90 lb)
Physical dimensions 112 x 66 x 31mm (4.4" x 2.6" x 1.2") 110 x 83 x 90mm (4.3" x 3.3" x 3.5")
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 330 pictures -
Type of battery Battery Pack -
Battery ID LI-92B D-LI92
Self timer Yes (2 or 12 sec, custom) Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD, SDHC, SDXC, Internal Memory SD/SDHC, Internal
Storage slots One One
Retail pricing $350 $200