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Pentax X70 vs Ricoh GR Digital III

Portability
71
Imaging
35
Features
34
Overall
34
Pentax X70 front
 
Ricoh GR Digital III front
Portability
92
Imaging
34
Features
35
Overall
34

Pentax X70 vs Ricoh GR Digital III Key Specs

Pentax X70
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • 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
Ricoh GR Digital III
(Full Review)
  • 10MP - 1/1.7" Sensor
  • 3" Fixed Display
  • ISO 64 - 1600
  • 640 x 480 video
  • 28mm (F1.9) lens
  • 208g - 109 x 59 x 26mm
  • Announced July 2009
  • Newer Model is Ricoh GR Digital IV
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Pentax X70 vs Ricoh GR Digital III Overview

Here is a in-depth comparison of the Pentax X70 vs Ricoh GR Digital III, former being a Small Sensor Superzoom while the other is a Small Sensor Compact by rivals Pentax and Ricoh. The sensor resolution of the X70 (12MP) and the GR Digital III (10MP) is very well matched but the X70 (1/2.3") and GR Digital III (1/1.7") enjoy totally different sensor sizes.

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The X70 was revealed 4 months prior to the GR Digital III so they are both of a similar age. Each of these cameras come with different body type with the Pentax X70 being a SLR-like (bridge) camera and the Ricoh GR Digital III being a Compact camera.

Before going straight into a step-by-step comparison, below is a short synopsis of how the X70 matches up against the GR Digital III with regard to portability, imaging, features and an overall rating.

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Reasons to pick Pentax X70 over the Ricoh GR Digital III

 X70 GR Digital III 

Reasons to pick Ricoh GR Digital III over the Pentax X70

 GR Digital III X70 
Display dimension3"2.7"Larger display (+0.3")
Display resolution920k230kSharper display (+690k dot)

Common features in the Pentax X70 and Ricoh GR Digital III

 X70 GR Digital III 
AnnouncedMarch 2009July 2009Similar age
Manual focus Dial accurate focus
Display typeFixed Fixed Fixed display
Selfie screen Lack of selfie screen
Touch display Lack of Touch display

Pentax X70 vs Ricoh GR Digital III Physical Comparison

For anyone who is looking to carry your camera regularly, you will want to factor its weight and size. The Pentax X70 features external measurements of 110mm x 83mm x 90mm (4.3" x 3.3" x 3.5") having a weight of 410 grams (0.90 lbs) while the Ricoh GR Digital III has specifications of 109mm x 59mm x 26mm (4.3" x 2.3" x 1.0") accompanied by a weight of 208 grams (0.46 lbs).

Take a look at the Pentax X70 vs Ricoh GR Digital III in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an ILC will change dependant on the lens you have attached at the time. The following is the front view sizing comparison of the X70 vs the GR Digital III.

Pentax X70 vs Ricoh GR Digital III size comparison

Considering dimensions and weight, the portability score of the X70 and GR Digital III is 71 and 92 respectively.

Pentax X70 vs Ricoh GR Digital III top view buttons comparison

Pentax X70 vs Ricoh GR Digital III Sensor Comparison

Sometimes, its hard to visualise the contrast between sensor sizing merely by reading through technical specs. The visual below will help provide you a greater sense of the sensor sizing in the X70 and GR Digital III.

As you can tell, both the cameras have got different megapixels and different sensor sizing. The X70 with its tinier sensor will make shooting bokeh trickier and the Pentax X70 will resolve greater detail because of its extra 2 Megapixels. Greater resolution will also make it easier to crop pics much more aggressively.

Pentax X70 vs Ricoh GR Digital III sensor size comparison

Pentax X70 vs Ricoh GR Digital III Screen and ViewFinder

Pentax X70 vs Ricoh GR Digital III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax X70 Portrait photography information
Ricoh GR Digital III Portrait photography information
29
focusing manually
external flash not possible
sensor resolution low (12MP)
tiny sensor (1/2.3")
has no RAW format
40
focusing manually
exports RAW files
low MP (10 megapixels)
tiny sensor size (1/1.7")
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Street Comparison

Pentax X70 Street photography highlights
Ricoh GR Digital III Street photography highlights
46
built in image stabilization (Sensor-shift)
no articulating screen
tiny sensor (1/2.3")
has no RAW format
55
exports RAW files
screen does not articulate
lack of image stabilization
tiny sensor size (1/1.7")
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Sports Comparison

Pentax X70 Sports photography factors
Ricoh GR Digital III Sports photography factors
50
excellent zoom range (26-624mm 24.0 x zoom)
built in image stabilization (Sensor-shift)
supports tracking autofocus
sensor has phase detect auto focus
sensor resolution low (12MP)
tiny sensor (1/2.3")
17
focal length is fixed (28mm)
lack of image stabilization
low MP (10MP)
tiny sensor size (1/1.7")
lack of phase detect AF
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Travel Comparison

Pentax X70 as a Travel photography camera
Ricoh GR Digital III as a Travel photography camera
52
flash built-in
rather wide (26mm)
very long reach (624mm)
lack of Time Lapse function
sensor resolution low (12 megapixels)
screen is not selfie friendly
somewhat slow max aperture (f2.8)
63
has built in flash
very good maximum aperture (f1.9)
low MP (10 megapixels)
doesn't contain selfie friendly screen
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Landscape Comparison

Pentax X70 Landscape photography details
Ricoh GR Digital III Landscape photography details
36
focusing manually
rather wide (26mm)
built in image stabilization (Sensor-shift)
can't swap lenses (fixed lens mount)
somewhat slow max aperture (f2.8)
screen is small (2.7")
sensor resolution low (12MP)
tiny sensor (1/2.3")
has no RAW format
lack of Time Lapse function
45
focusing manually
very good maximum aperture (f1.9)
decent sized screen (3 inches)
exports RAW files
lens is fixed (fixed lens mount)
focal length is fixed (28mm)
lack of image stabilization
low MP (10MP)
tiny sensor size (1/1.7")
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Vlogging Comparison

Pentax X70 Vlogging highlights
Ricoh GR Digital III Vlogging highlights
24
rather wide (26mm)
built in image stabilization (Sensor-shift)
somewhat slow max aperture (f2.8)
screen is not selfie friendly
low quality video (1280 x 720 resolution)
lack of external mic support
25
very good maximum aperture (f1.9)
doesn't contain selfie friendly screen
lack of image stabilization
video quality not great (640 x 480 pxls)
missing external microphone port
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Pentax X70 vs Ricoh GR Digital III Specifications

Detailed spec comparison table for Pentax X70 and Ricoh GR Digital III
 Pentax X70Ricoh GR Digital III
General Information
Manufacturer Pentax Ricoh
Model Pentax X70 Ricoh GR Digital III
Category Small Sensor Superzoom Small Sensor Compact
Revealed 2009-03-02 2009-07-27
Body design SLR-like (bridge) Compact
Sensor Information
Chip - GR engine III
Sensor type CCD CCD
Sensor size 1/2.3" 1/1.7"
Sensor measurements 6.17 x 4.55mm 7.44 x 5.58mm
Sensor surface area 28.1mm² 41.5mm²
Sensor resolution 12MP 10MP
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 4:3 and 3:2
Full resolution 4000 x 3000 3648 x 2736
Max native ISO 6400 1600
Min native ISO 50 64
RAW support
Autofocusing
Focus manually
AF touch
AF continuous
AF single
Tracking AF
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 9 -
Lens
Lens mounting type fixed lens fixed lens
Lens focal range 26-624mm (24.0x) 28mm (1x)
Largest aperture f/2.8-5.0 f/1.9
Macro focus distance 10cm 1cm
Crop factor 5.8 4.8
Screen
Screen type Fixed Type Fixed Type
Screen size 2.7" 3"
Resolution of screen 230 thousand dot 920 thousand dot
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder type Electronic Optical (optional)
Features
Lowest shutter speed 4 secs 1 secs
Highest shutter speed 1/4000 secs 1/2000 secs
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Inbuilt flash
Flash range 9.10 m 3.00 m
Flash settings - Auto, On, Off, Red-Eye, Slow Sync, Manual
Hot shoe
AE bracketing
WB bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1280 x 720 (30 fps), 848 x 480 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Max video resolution 1280x720 640x480
Video data format Motion JPEG -
Microphone jack
Headphone jack
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 seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 410 gr (0.90 lbs) 208 gr (0.46 lbs)
Dimensions 110 x 83 x 90mm (4.3" x 3.3" x 3.5") 109 x 59 x 26mm (4.3" x 2.3" x 1.0")
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 model D-LI92 -
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse shooting
Type of storage SD/SDHC, Internal SD/SDHC, Internal
Storage slots Single Single
Price at launch $200 $399