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Pentax P70 vs Pentax RZ18

Portability
95
Imaging
34
Features
20
Overall
28
Pentax Optio P70 front
 
Pentax Optio RZ18 front
Portability
92
Imaging
39
Features
37
Overall
38

Pentax P70 vs Pentax RZ18 Key Specs

Pentax P70
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 64 - 6400
  • 1280 x 720 video
  • 28-110mm (F2.8-5.0) lens
  • 155g - 97 x 54 x 22mm
  • Introduced March 2009
Pentax RZ18
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 80 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 25-450mm (F3.5-5.9) lens
  • 178g - 97 x 61 x 33mm
  • Released September 2011
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Pentax P70 vs Pentax RZ18 Overview

The following is a extended comparison of the Pentax P70 vs Pentax RZ18, one is a Ultracompact and the latter is a Small Sensor Superzoom and both of them are sold by Pentax. There exists a big gap among the sensor resolutions of the P70 (12MP) and RZ18 (16MP) but they come with the same exact sensor measurements (1/2.3").

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The P70 was launched 3 years prior to the RZ18 which is a fairly big gap as far as camera technology is concerned. Each of these cameras offer different body type with the Pentax P70 being a Ultracompact camera and the Pentax RZ18 being a Compact camera.

Before getting straight into a complete comparison, below is a simple summary of how the P70 grades vs the RZ18 when it comes to portability, imaging, features and an overall mark.

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Reasons to pick Pentax P70 over the Pentax RZ18

 P70 RZ18 

Reasons to pick Pentax RZ18 over the Pentax P70

 RZ18 P70 
ReleasedSeptember 2011March 2009Newer by 30 months
Screen sizing3"2.7"Bigger screen (+0.3")
Screen resolution460k230kCrisper screen (+230k dot)

Common features in the Pentax P70 and Pentax RZ18

 P70 RZ18 
Focus manually Dial precise focusing
Screen typeFixed Fixed Fixed screen
Selfie screen Neither offers selfie screen
Touch friendly screen No Touch friendly screen

Pentax P70 vs Pentax RZ18 Physical Comparison

If you are looking to travel with your camera, you should factor in its weight and measurements. The Pentax P70 offers outer dimensions of 97mm x 54mm x 22mm (3.8" x 2.1" x 0.9") with a weight of 155 grams (0.34 lbs) and the Pentax RZ18 has proportions of 97mm x 61mm x 33mm (3.8" x 2.4" x 1.3") and a weight of 178 grams (0.39 lbs).

Compare the Pentax P70 vs Pentax RZ18 in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will vary dependant on the lens you select at that moment. Following is the front view dimensions comparison of the P70 versus the RZ18.

Pentax P70 vs Pentax RZ18 size comparison

Taking into account dimensions and weight, the portability score of the P70 and RZ18 is 95 and 92 respectively.

Pentax P70 vs Pentax RZ18 top view buttons comparison

Pentax P70 vs Pentax RZ18 Sensor Comparison

More often than not, it can be tough to envision the difference in sensor dimensions only by researching a spec sheet. The image underneath may provide you a much better sense of the sensor dimensions in the P70 and RZ18.

As you can see, the two cameras enjoy the same exact sensor sizing albeit not the same resolution. You should count on the Pentax RZ18 to render greater detail utilizing its extra 4MP. Higher resolution will enable you to crop shots far more aggressively. The more aged P70 will be behind when it comes to sensor tech.

Pentax P70 vs Pentax RZ18 sensor size comparison

Pentax P70 vs Pentax RZ18 Screen and ViewFinder

Pentax P70 vs Pentax RZ18 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Pentax P70 as a Portrait photography camera
Pentax RZ18 as a Portrait photography camera
27
has manual focus
manual mode not available
can't use external flash
resolution not great (12MP)
sensor size is tiny (1/2.3")
no RAW files
36
focusing manually
megapixel count decent (16 megapixels)
manual mode not available
can't use external flash
sensor size is very small (1/2.3")
lack of RAW format
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Street Comparison

Street photography with Pentax P70
Street photography with Pentax RZ18
47
screen is fixed
does not have image stabilization
sensor size is tiny (1/2.3")
no RAW files
more heavy than competition in class (155g)
65
built in image stabilization (Sensor-shift)
environment proofing
lighter than competitors (178g)
screen is fixed
sensor size is very small (1/2.3")
lack of RAW format
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Sports Comparison

Pentax P70 Sports photography info
Pentax RZ18 Sports photography info
17
low maximum shutter speed (1/1,000 seconds)
lack of shutter priority mode
does not have image stabilization
resolution not great (12 megapixels)
sensor size is tiny (1/2.3")
no phase detect autofocus
47
amazing zoom range (25-450mm 18.0 x zoom)
built in image stabilization (Sensor-shift)
megapixel count decent (16MP)
has tracking focus
environment proofing
continuous shooting slow (1.0 fps)
no shutter priority mode
sensor size is very small (1/2.3")
lack of phase detect auto focus
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Travel Comparison

Pentax P70 Travel photography advice
Pentax RZ18 Travel photography advice
56
has built in flash
decently wide (28mm)
no Timelapse function
more heavy than competition in class (155g)
resolution not great (12 megapixels)
does not feature selfie friendly display
slow max aperture (f2.8)
71
lighter than competitors (178 grams)
environment proofing
megapixel count decent (16 megapixels)
flash built-in
really wide (25mm)
very long reach (450mm)
does not have Time Lapse recording
does not contain selfie friendly screen
slow max aperture (f3.5)
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Landscape Comparison

Pentax P70 as a Landscape photography camera
Pentax RZ18 as a Landscape photography camera
32
has manual focus
decently wide (28mm)
can't switch lens (fixed lens mount)
slow max aperture (f2.8)
tiny screen (2.7 inch)
manual mode not available
does not have image stabilization
resolution not great (12 megapixels)
sensor size is tiny (1/2.3")
no RAW files
no Timelapse function
49
focusing manually
really wide (25mm)
decent sized screen (3 inch)
built in image stabilization (Sensor-shift)
megapixel count decent (16MP)
environment proofing
fixed lens (fixed lens mount)
slow max aperture (f3.5)
manual mode not available
sensor size is very small (1/2.3")
lack of RAW format
does not have Time Lapse recording
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Vlogging Comparison

Pentax P70 Vlogging info
Pentax RZ18 Vlogging info
25
decently wide (28mm)
slow max aperture (f2.8)
does not feature selfie friendly display
does not have image stabilization
video resolution low (1280 x 720 resolution)
no external microphone jack
more heavy than competition in class (155 grams)
30
really wide (25mm)
built in image stabilization (Sensor-shift)
lighter than competitors (178g)
slow max aperture (f3.5)
does not contain selfie friendly screen
low quality video (1280 x 720 pxls)
does not have mic jack
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Pentax P70 vs Pentax RZ18 Specifications

Detailed spec comparison table for Pentax P70 and Pentax RZ18
 Pentax Optio P70Pentax Optio RZ18
General Information
Brand Pentax Pentax
Model type Pentax Optio P70 Pentax Optio RZ18
Class Ultracompact Small Sensor Superzoom
Introduced 2009-03-02 2011-09-12
Body design Ultracompact Compact
Sensor Information
Sensor type CCD CCD
Sensor size 1/2.3" 1/2.3"
Sensor dimensions 6.17 x 4.55mm 6.08 x 4.56mm
Sensor area 28.1mm² 27.7mm²
Sensor resolution 12 megapixel 16 megapixel
Anti alias filter
Aspect ratio - 1:1, 4:3 and 16:9
Highest Possible resolution 4000 x 3000 4608 x 3456
Maximum native ISO 6400 6400
Min native ISO 64 80
RAW pictures
Autofocusing
Manual focusing
AF touch
Continuous AF
Single AF
AF tracking
Selective AF
Center weighted AF
AF multi area
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 9 9
Lens
Lens mount type fixed lens fixed lens
Lens zoom range 28-110mm (3.9x) 25-450mm (18.0x)
Max aperture f/2.8-5.0 f/3.5-5.9
Macro focusing range 10cm 4cm
Focal length multiplier 5.8 5.9
Screen
Range of screen Fixed Type Fixed Type
Screen size 2.7" 3"
Screen resolution 230 thousand dot 460 thousand dot
Selfie friendly
Liveview
Touch function
Screen technology - TFT color LCD with Anti-reflective coating
Viewfinder Information
Viewfinder None None
Features
Min shutter speed 4s 4s
Max shutter speed 1/1000s 1/2000s
Continuous shutter speed - 1.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Custom WB
Image stabilization
Built-in flash
Flash distance 4.60 m 2.80 m
Flash settings - Auto, On, Off, Red-eye, Soft
External flash
AEB
White balance bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions 1280 x 720 (15 fps), 848 x 480 (15 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Maximum video resolution 1280x720 1280x720
Video file format Motion JPEG Motion JPEG
Mic 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
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 155g (0.34 pounds) 178g (0.39 pounds)
Dimensions 97 x 54 x 22mm (3.8" x 2.1" x 0.9") 97 x 61 x 33mm (3.8" x 2.4" x 1.3")
DXO scores
DXO Overall 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 ID - D-LI92
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse shooting
Storage media SD/SDHC, Internal SD/SDHC/SDXC, Internal
Storage slots Single Single
Launch pricing $200 $210