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Panasonic G1 vs Pentax RS1500

Portability
82
Imaging
47
Features
50
Overall
48
Panasonic Lumix DMC-G1 front
 
Pentax Optio RS1500 front
Portability
93
Imaging
37
Features
30
Overall
34

Panasonic G1 vs Pentax RS1500 Key Specs

Panasonic G1
(Full Review)
  • 12MP - Four Thirds Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 1600 (Push to 3200)
  • No Video
  • Micro Four Thirds Mount
  • 360g - 124 x 84 x 45mm
  • Announced January 2009
  • Later Model is Panasonic G2
Pentax RS1500
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 80 - 6400
  • 1280 x 720 video
  • 28-110mm (F3.5-5.5) lens
  • 157g - 114 x 58 x 28mm
  • Launched March 2011
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Panasonic G1 vs Pentax RS1500 Overview

On this page, we will be reviewing the Panasonic G1 versus Pentax RS1500, former being a Entry-Level Mirrorless while the latter is a Small Sensor Compact by manufacturers Panasonic and Pentax. The image resolution of the G1 (12MP) and the RS1500 (14MP) is pretty well matched but the G1 (Four Thirds) and RS1500 (1/2.3") posses totally different sensor dimensions.

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The G1 was unveiled 3 years prior to the RS1500 and that is quite a significant difference as far as tech is concerned. Both of these cameras have different body design with the Panasonic G1 being a SLR-style mirrorless camera and the Pentax RS1500 being a Compact camera.

Before delving right into a more detailed comparison, here is a concise summation of how the G1 grades against the RS1500 with regard to portability, imaging, features and an overall grade.

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Reasons to pick Panasonic G1 over the Pentax RS1500

 G1 RS1500 
Screen typeFully ArticulatedFixed Fully Articulating screen
Screen dimensions3"2.7"Bigger screen (+0.3")
Screen resolution460k230kSharper screen (+230k dot)
Selfie screen Take selfies

Reasons to pick Pentax RS1500 over the Panasonic G1

 RS1500 G1 
LaunchedMarch 2011January 2009More recent by 26 months

Common features in the Panasonic G1 and Pentax RS1500

 G1 RS1500 
Manual focus Dial accurate focus
Touch screen Neither comes with Touch screen

Panasonic G1 vs Pentax RS1500 Physical Comparison

For anyone who is aiming to lug around your camera often, you are going to need to consider its weight and volume. The Panasonic G1 comes with outer measurements of 124mm x 84mm x 45mm (4.9" x 3.3" x 1.8") with a weight of 360 grams (0.79 lbs) while the Pentax RS1500 has sizing of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") with a weight of 157 grams (0.35 lbs).

Analyze the Panasonic G1 versus Pentax RS1500 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will differ based on the lens you have chosen at the time. Underneath is a front view measurements comparison of the G1 and the RS1500.

Panasonic G1 vs Pentax RS1500 size comparison

Looking at size and weight, the portability rating of the G1 and RS1500 is 82 and 93 respectively.

Panasonic G1 vs Pentax RS1500 top view buttons comparison

Panasonic G1 vs Pentax RS1500 Sensor Comparison

Oftentimes, it is tough to see the contrast between sensor measurements only by checking technical specs. The visual below may give you a stronger sense of the sensor measurements in the G1 and RS1500.

As you have seen, each of the cameras have different megapixels and different sensor measurements. The G1 having a bigger sensor will make getting shallower DOF simpler and the Pentax RS1500 will give more detail having an extra 2MP. Higher resolution can also enable you to crop pictures a bit more aggressively. The older G1 is going to be behind with regard to sensor tech.

Panasonic G1 vs Pentax RS1500 sensor size comparison

Panasonic G1 vs Pentax RS1500 Screen and ViewFinder

Panasonic G1 vs Pentax RS1500 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic G1 as a Portrait photography camera
Pentax RS1500 as a Portrait photography camera
58
manual focus
sensor size is decent (Four Thirds)
saves RAW files
low MP (12 megapixels)
35
manual focus
good MP (14MP)
no manual exposure
external flash not possible
sensor is small (1/2.3")
no RAW support
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Street Comparison

Panasonic G1 as a Street photography camera
Pentax RS1500 as a Street photography camera
72
screen articulates
sensor size is decent (Four Thirds)
saves RAW files
no image stabilization
54
weather sealing
no moving screen
lack of image stabilization
sensor is small (1/2.3")
no RAW support
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Sports Comparison

Panasonic G1 as a Sports photography camera
Pentax RS1500 as a Sports photography camera
33
sensor size is decent (Four Thirds)
painfully slow continuous shooting (3.0 fps)
no image stabilization
low MP (12MP)
no phase detect auto focus
37
good MP (14 megapixels)
provides tracking focus
weather sealing
painfully slow continuous shooting (1.0 frames/s)
no shutter priority mode
lack of image stabilization
sensor is small (1/2.3")
no phase detect AF
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Travel Comparison

Panasonic G1 as a Travel photography camera
Pentax RS1500 as a Travel photography camera
62
flash built-in
screen is selfie friendly
lack of Time Lapse function
low MP (12MP)
67
weather sealing
good MP (14MP)
built-in flash
relatively wide (28mm)
doesn't have Time Lapse recording
does not have a selfie friendly display
somewhat slow maximum aperture (f3.5)
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Landscape Comparison

Panasonic G1 as a Landscape photography camera
Pentax RS1500 as a Landscape photography camera
58
manual focus
switch lenses (Micro Four Thirds mount)
good sized screen (3")
sensor size is decent (Four Thirds)
saves RAW files
no image stabilization
low MP (12 megapixels)
lack of Time Lapse function
40
manual focus
relatively wide (28mm)
good MP (14MP)
weather sealing
fixed lens (fixed lens mount)
somewhat slow maximum aperture (f3.5)
screen is somewhat small (2.7 inches)
no manual exposure
lack of image stabilization
sensor is small (1/2.3")
no RAW support
doesn't have Time Lapse recording
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Vlogging Comparison

Panasonic G1 Vlogging highlights
Pentax RS1500 Vlogging highlights
18
no video
25
relatively wide (28mm)
somewhat slow maximum aperture (f3.5)
does not have a selfie friendly display
lack of image stabilization
video resolution low (1280 x 720 pxls)
doesn't have mic support
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Panasonic G1 vs Pentax RS1500 Specifications

Detailed spec comparison table for Panasonic G1 and Pentax RS1500
 Panasonic Lumix DMC-G1Pentax Optio RS1500
General Information
Manufacturer Panasonic Pentax
Model Panasonic Lumix DMC-G1 Pentax Optio RS1500
Type Entry-Level Mirrorless Small Sensor Compact
Announced 2009-01-19 2011-03-16
Physical type SLR-style mirrorless Compact
Sensor Information
Sensor type CMOS CCD
Sensor size Four Thirds 1/2.3"
Sensor dimensions 17.3 x 13mm 6.17 x 4.55mm
Sensor area 224.9mm² 28.1mm²
Sensor resolution 12 megapixels 14 megapixels
Anti aliasing filter
Aspect ratio 4:3, 3:2 and 16:9 4:3, 3:2 and 16:9
Highest Possible resolution 4000 x 3000 4288 x 3216
Maximum native ISO 1600 6400
Maximum enhanced ISO 3200 -
Minimum native ISO 100 80
RAW format
Autofocusing
Manual focus
Autofocus touch
Autofocus continuous
Autofocus single
Autofocus tracking
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points - 9
Lens
Lens mount Micro Four Thirds fixed lens
Lens focal range - 28-110mm (3.9x)
Maximum aperture - f/3.5-5.5
Macro focus distance - 1cm
Available lenses 107 -
Crop factor 2.1 5.8
Screen
Type of display Fully Articulated Fixed Type
Display size 3 inches 2.7 inches
Resolution of display 460k dots 230k dots
Selfie friendly
Liveview
Touch friendly
Display technology - TFT color LCD with Anti-reflective coating
Viewfinder Information
Viewfinder type Electronic None
Viewfinder coverage 100 percent -
Features
Min shutter speed 60s 4s
Max shutter speed 1/4000s 1/1500s
Continuous shutter rate 3.0 frames/s 1.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes -
Custom white balance
Image stabilization
Integrated flash
Flash range 10.50 m 3.90 m
Flash settings Auto, On, Off, Red-Eye, Slow Sync Auto, On, Off, Red-eye, Soft
Hot shoe
Auto exposure bracketing
White balance bracketing
Max flash synchronize 1/160s -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions - 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Maximum video resolution None 1280x720
Video data format - Motion JPEG
Mic support
Headphone support
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 sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 360 grams (0.79 lbs) 157 grams (0.35 lbs)
Physical dimensions 124 x 84 x 45mm (4.9" x 3.3" x 1.8") 114 x 58 x 28mm (4.5" x 2.3" x 1.1")
DXO scores
DXO Overall score 53 not tested
DXO Color Depth score 21.1 not tested
DXO Dynamic range score 10.3 not tested
DXO Low light score 463 not tested
Other
Battery life 330 photos 260 photos
Battery style Battery Pack Battery Pack
Battery model - D-LI92
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse recording
Storage type SD/MMC/SDHC card SD/SDHC/SDXC, Internal
Card slots 1 1
Retail price $0 $150