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Pentax K-3 II vs Pentax RS1500

Portability
59
Imaging
66
Features
84
Overall
73
Pentax K-3 II front
 
Pentax Optio RS1500 front
Portability
93
Imaging
37
Features
30
Overall
34

Pentax K-3 II vs Pentax RS1500 Key Specs

Pentax K-3 II
(Full Review)
  • 24MP - APS-C Sensor
  • 3.2" Fixed Display
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 800g - 131 x 100 x 77mm
  • Revealed April 2015
  • Superseded the Pentax K-3
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
  • Introduced March 2011
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Pentax K-3 II vs Pentax RS1500 Overview

Here, we will be looking at the Pentax K-3 II and Pentax RS1500, former is a Advanced DSLR while the latter is a Small Sensor Compact and both are sold by Pentax. There is a substantial difference among the sensor resolutions of the K-3 II (24MP) and RS1500 (14MP) and the K-3 II (APS-C) and RS1500 (1/2.3") offer totally different sensor sizes.

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The K-3 II was released 4 years after the RS1500 which is a fairly big difference as far as camera tech is concerned. Each of the cameras feature different body design with the Pentax K-3 II being a Mid-size SLR camera and the Pentax RS1500 being a Compact camera.

Before diving into a more detailed comparison, here is a simple summation of how the K-3 II matches up versus the RS1500 for portability, imaging, features and an overall score.

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Reasons to pick Pentax K-3 II over the Pentax RS1500

 K-3 II RS1500 
IntroducedApril 2015March 2011More modern by 50 months
Screen size3.2"2.7"Bigger screen (+0.5")
Screen resolution1037k230kCrisper screen (+807k dot)

Reasons to pick Pentax RS1500 over the Pentax K-3 II

 RS1500 K-3 II 

Common features in the Pentax K-3 II and Pentax RS1500

 K-3 II RS1500 
Manually focus Dial exact focusing
Screen typeFixed Fixed Fixed screen
Selfie screen No selfie screen
Touch screen Neither contains Touch screen

Pentax K-3 II vs Pentax RS1500 Physical Comparison

For those who are planning to carry around your camera frequently, you need to factor in its weight and proportions. The Pentax K-3 II has got outside measurements of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") having a weight of 800 grams (1.76 lbs) whilst the Pentax RS1500 has measurements of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") accompanied by a weight of 157 grams (0.35 lbs).

Contrast the Pentax K-3 II and Pentax RS1500 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will change based on the lens you are working with at the time. Below is a front view physical size comparison of the K-3 II vs the RS1500.

Pentax K-3 II vs Pentax RS1500 size comparison

Considering size and weight, the portability score of the K-3 II and RS1500 is 59 and 93 respectively.

Pentax K-3 II vs Pentax RS1500 top view buttons comparison

Pentax K-3 II vs Pentax RS1500 Sensor Comparison

Oftentimes, it is very hard to envision the gap in sensor sizes simply by seeing technical specs. The image here might offer you a far better sense of the sensor measurements in the K-3 II and RS1500.

As you have seen, both of those cameras feature different resolutions and different sensor sizes. The K-3 II because of its bigger sensor will make achieving shallow DOF simpler and the Pentax K-3 II will show extra detail as a result of its extra 10 Megapixels. Higher resolution will also let you crop pictures way more aggressively. The more recent K-3 II is going to have an edge with regard to sensor tech.

Pentax K-3 II vs Pentax RS1500 sensor size comparison

Pentax K-3 II vs Pentax RS1500 Screen and ViewFinder

Pentax K-3 II vs Pentax RS1500 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-3 II Portrait photography advice
Pentax RS1500 Portrait photography advice
79
you can focus manually
megapixel count decent (24 megapixels)
nice sensor size (APS-C)
has face detect focusing
exports RAW formats
35
you can focus manually
good megapixels (14 megapixels)
manual mode not possible
cannot use external flash
sensor is tiny (1/2.3")
does not have RAW support
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Street Comparison

Pentax K-3 II as a Street photography camera
Pentax RS1500 as a Street photography camera
69
image stabilization (Sensor based)
nice sensor size (APS-C)
exports RAW formats
environment sealing
very good ISO range (51,200)
no moving screen
54
environment sealing
screen does not articulate
lack of image stabilization
sensor is tiny (1/2.3")
does not have RAW support
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Sports Comparison

Pentax K-3 II Sports photography details
Pentax RS1500 Sports photography details
76
max shutter speed is good (1/8,000 seconds)
image stabilization (Sensor based)
megapixel count decent (24MP)
nice sensor size (APS-C)
has tracking focus
environment sealing
has phase detect AF
bad battery power (720 CIPA)
37
good megapixels (14 megapixels)
offers tracking autofocus
environment sealing
very slow continuous shooting (1.0 frames/s)
no shutter priority mode
lack of image stabilization
sensor is tiny (1/2.3")
does not have phase detect AF
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Travel Comparison

Pentax K-3 II as a Travel photography camera
Pentax RS1500 as a Travel photography camera
56
environment sealing
megapixel count decent (24MP)
bad battery power (720 CIPA)
doesn't contain selfie friendly screen
67
environment sealing
good megapixels (14 megapixels)
built-in flash
fairly wide (28mm)
lack of Timelapse mode
does not posses selfie friendly display
slow maximum aperture (f3.5)
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Landscape Comparison

Pentax K-3 II Landscape photography information
Pentax RS1500 Landscape photography information
78
you can focus manually
change lenses (Pentax KAF2 mount)
screen is a decent size (3.2 inch)
image stabilization (Sensor based)
megapixel count decent (24MP)
nice sensor size (APS-C)
doesnt have anti aliasing filter
very good ISO range (51,200)
exports RAW formats
environment sealing
has double storage slots
bad battery power (720 per charge)
40
you can focus manually
fairly wide (28mm)
good megapixels (14 megapixels)
environment sealing
lens is fixed (fixed lens mount)
slow maximum aperture (f3.5)
small screen (2.7 inch)
manual mode not possible
lack of image stabilization
sensor is tiny (1/2.3")
does not have RAW support
lack of Timelapse mode
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Vlogging Comparison

Pentax K-3 II as a Vlogging camera
Pentax RS1500 as a Vlogging camera
34
image stabilization (Sensor based)
has face detect focusing
high quality video (1920 x 1080 pixels)
has mic port
doesn't contain selfie friendly screen
25
fairly wide (28mm)
slow maximum aperture (f3.5)
does not posses selfie friendly display
lack of image stabilization
low quality video (1280 x 720 resolution)
lack of external microphone support
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Pentax K-3 II vs Pentax RS1500 Specifications

Detailed spec comparison table for Pentax K-3 II and Pentax RS1500
 Pentax K-3 IIPentax Optio RS1500
General Information
Company Pentax Pentax
Model Pentax K-3 II Pentax Optio RS1500
Category Advanced DSLR Small Sensor Compact
Revealed 2015-04-23 2011-03-16
Physical type Mid-size SLR Compact
Sensor Information
Powered by Prime III -
Sensor type CMOS CCD
Sensor size APS-C 1/2.3"
Sensor measurements 23.5 x 15.6mm 6.17 x 4.55mm
Sensor surface area 366.6mm² 28.1mm²
Sensor resolution 24MP 14MP
Anti aliasing filter
Aspect ratio 3:2 4:3, 3:2 and 16:9
Peak resolution 6016 x 4000 4288 x 3216
Highest native ISO 51200 6400
Minimum native ISO 100 80
RAW format
Autofocusing
Focus manually
Touch to focus
Continuous autofocus
Single autofocus
Autofocus tracking
Autofocus selectice
Autofocus center weighted
Autofocus multi area
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 27 9
Cross focus points 25 -
Lens
Lens mounting type Pentax KAF2 fixed lens
Lens focal range - 28-110mm (3.9x)
Highest aperture - f/3.5-5.5
Macro focus range - 1cm
Number of lenses 151 -
Focal length multiplier 1.5 5.8
Screen
Display type Fixed Type Fixed Type
Display size 3.2 inches 2.7 inches
Resolution of display 1,037 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch capability
Display tech - TFT color LCD with Anti-reflective coating
Viewfinder Information
Viewfinder type Optical (pentaprism) None
Viewfinder coverage 100% -
Viewfinder magnification 0.64x -
Features
Minimum shutter speed 30s 4s
Fastest shutter speed 1/8000s 1/1500s
Continuous shutter rate 8.3fps 1.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes -
Custom white balance
Image stabilization
Built-in flash
Flash range no built-in flash 3.90 m
Flash options Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync (available with dedicated external flash) Auto, On, Off, Red-eye, Soft
External flash
AE bracketing
WB bracketing
Fastest flash synchronize 1/180s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p) 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps)
Highest video resolution 1920x1080 1280x720
Video format MPEG-4, H.264 Motion JPEG
Microphone support
Headphone support
Connectivity
Wireless Optional None
Bluetooth
NFC
HDMI
USB USB 3.0 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS BuiltIn None
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 800 grams (1.76 lbs) 157 grams (0.35 lbs)
Physical dimensions 131 x 100 x 77mm (5.2" x 3.9" x 3.0") 114 x 58 x 28mm (4.5" x 2.3" x 1.1")
DXO scores
DXO Overall score 80 not tested
DXO Color Depth score 23.6 not tested
DXO Dynamic range score 13.6 not tested
DXO Low light score 1106 not tested
Other
Battery life 720 shots 260 shots
Battery style Battery Pack Battery Pack
Battery model D-LI90 D-LI92
Self timer Yes ( 2 or 12 seconds) Yes (2 or 10 sec)
Time lapse feature
Type of storage Dual SD/SDHC/SDXC SD/SDHC/SDXC, Internal
Card slots Dual 1
Retail cost $829 $150