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Panasonic S1R vs Pentax K-3

Portability
54
Imaging
79
Features
84
Overall
81
Panasonic Lumix DC-S1R front
 
Pentax K-3 front
Portability
59
Imaging
65
Features
85
Overall
73

Panasonic S1R vs Pentax K-3 Key Specs

Panasonic S1R
(Full Review)
  • 47MP - Full frame Sensor
  • 3.2" Tilting Screen
  • ISO 100 - 25600 (Expand to 51200)
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 3840 x 2160 video
  • Leica L Mount
  • 1020g - 149 x 110 x 97mm
  • Released February 2019
Pentax K-3
(Full Review)
  • 24MP - APS-C Sensor
  • 3.2" Fixed Screen
  • 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 2014
  • Replacement is Pentax K-3 II
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Panasonic S1R vs Pentax K-3 Overview

Below, we will be looking at the Panasonic S1R vs Pentax K-3, former being a Pro Mirrorless while the latter is a Advanced DSLR by companies Panasonic and Pentax. There is a noticeable difference among the resolutions of the S1R (47MP) and K-3 (24MP) and the S1R (Full frame) and K-3 (APS-C) feature totally different sensor measurements.

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The S1R was revealed 4 years later than the K-3 and that is a fairly sizable difference as far as camera tech is concerned. Both of the cameras come with different body type with the Panasonic S1R being a SLR-style mirrorless camera and the Pentax K-3 being a Mid-size SLR camera.

Before diving straight into a in depth comparison, below is a concise view of how the S1R matches up vs the K-3 in the way of portability, imaging, features and an overall rating.

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Reasons to pick Panasonic S1R over the Pentax K-3

 S1R K-3 
RevealedFebruary 2019April 2014Fresher by 59 months
Screen typeTiltingFixed Tilting screen
Screen resolution2100k1037kSharper screen (+1063k dot)
Touch friendly screen Quickly navigate

Reasons to pick Pentax K-3 over the Panasonic S1R

 K-3 S1R 

Common features in the Panasonic S1R and Pentax K-3

 S1R K-3 
Focus manually Very accurate focus
Screen dimension3.2"3.2"Identical screen measurements
Selfie screen Missing selfie screen

Panasonic S1R vs Pentax K-3 Physical Comparison

For anyone who is intending to carry your camera frequently, you have to factor in its weight and dimensions. The Panasonic S1R provides exterior dimensions of 149mm x 110mm x 97mm (5.9" x 4.3" x 3.8") having a weight of 1020 grams (2.25 lbs) while the Pentax K-3 has dimensions of 131mm x 100mm x 77mm (5.2" x 3.9" x 3.0") accompanied by a weight of 800 grams (1.76 lbs).

Take a look at the Panasonic S1R vs Pentax K-3 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will differ depending on the lens you select at that moment. Below is the front view dimension comparison of the S1R and the K-3.

Panasonic S1R vs Pentax K-3 size comparison

Using size and weight, the portability grade of the S1R and K-3 is 54 and 59 respectively.

Panasonic S1R vs Pentax K-3 top view buttons comparison

Panasonic S1R vs Pentax K-3 Sensor Comparison

Generally, its tough to envision the contrast in sensor sizing simply by researching a spec sheet. The photograph underneath will help give you a stronger sense of the sensor sizes in the S1R and K-3.

As you can see, the two cameras have got different resolutions and different sensor sizing. The S1R having a bigger sensor will make shooting shallower depth of field easier and the Panasonic S1R will result in greater detail because of its extra 23 Megapixels. Higher resolution will enable you to crop shots much more aggressively. The newer S1R is going to have a benefit with regard to sensor tech.

Panasonic S1R vs Pentax K-3 sensor size comparison

Panasonic S1R vs Pentax K-3 Screen and ViewFinder

Panasonic S1R vs Pentax K-3 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic S1R Portrait photography info
Pentax K-3 Portrait photography info
87
you can focus manually
flash sync speed is above average (1/320 seconds)
sensor resolution is amazing (47 megapixels)
great sensor size (Full frame)
has face detect focus
exports RAW formats
79
focusing manually
megapixel count decent (24 megapixels)
nice sensor size (APS-C)
provides face detection focusing
delivers RAW formats
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Street Comparison

Panasonic S1R as a Street photography camera
Pentax K-3 as a Street photography camera
71
has a tilting screen
image stabilization (Sensor based 5-axis)
great sensor size (Full frame)
exports RAW formats
features touch focus
environment proofing
very good ISO range (25,600)
heavier than competition in class (1,020g)
69
has image stabilization (Sensor based)
nice sensor size (APS-C)
delivers RAW formats
environment sealing
great high ISO (51,200)
no articulating screen
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Sports Comparison

Sports photography with Panasonic S1R
Sports photography with Pentax K-3
78
maximum shutter speed is high (1/8,000 seconds)
silent shutter (1/16,000 seconds)
image stabilization (Sensor based 5-axis)
sensor resolution is amazing (47 megapixels)
great sensor size (Full frame)
has tracking focus
environment proofing
terrible battery power (360 shots)
does not have phase detect auto focus
76
max shutter speed is good (1/8,000s)
has image stabilization (Sensor based)
megapixel count decent (24MP)
nice sensor size (APS-C)
provides tracking autofocus
environment sealing
has phase detect AF
bad battery life (560 per charge)
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Travel Comparison

Panasonic S1R as a Travel photography camera
Pentax K-3 as a Travel photography camera
60
environment proofing
connects via bluetooth
features touch focus
sensor resolution is amazing (47 megapixels)
terrible battery power (360 per charge)
heavier than competition in class (1,020 grams)
doesn't contain selfie friendly screen
60
environment sealing
megapixel count decent (24 megapixels)
built-in flash
bad battery life (560 CIPA)
does not offer selfie friendly screen
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Landscape Comparison

Panasonic S1R as a Landscape photography camera
Pentax K-3 as a Landscape photography camera
82
you can focus manually
change lenses (Leica L mount)
decent sized screen (3.2 inch)
image stabilization (Sensor based 5-axis)
sensor resolution is amazing (47 megapixels)
great sensor size (Full frame)
does not have anti-alias filter
very good ISO range (25,600)
exports RAW formats
environment proofing
has double storage slots
terrible battery power (360 per charge)
77
focusing manually
change lenses (Pentax KAF2 mount)
decent sized screen (3.2 inches)
has image stabilization (Sensor based)
megapixel count decent (24 megapixels)
nice sensor size (APS-C)
doesnt have low pass filter
great high ISO (51,200)
delivers RAW formats
environment sealing
2 card slots
bad battery life (560 shots)
Photography Glossary

Vlogging Comparison

Panasonic S1R as a Vlogging camera
Pentax K-3 as a Vlogging camera
32
touchscreen
image stabilization (Sensor based 5-axis)
has face detect focus
video res high (3840 x 2160 pxls)
comes with mic port
doesn't contain selfie friendly screen
heavier than competition in class (1,020g)
34
has image stabilization (Sensor based)
provides face detection focusing
high res video (1920 x 1080 pxls)
has external microphone support
does not offer selfie friendly screen
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Panasonic S1R vs Pentax K-3 Specifications

Detailed spec comparison table for Panasonic S1R and Pentax K-3
 Panasonic Lumix DC-S1RPentax K-3
General Information
Brand Panasonic Pentax
Model type Panasonic Lumix DC-S1R Pentax K-3
Class Pro Mirrorless Advanced DSLR
Released 2019-02-01 2014-04-10
Physical type SLR-style mirrorless Mid-size SLR
Sensor Information
Powered by Venus Engine Prime III
Sensor type CMOS CMOS
Sensor size Full frame APS-C
Sensor measurements 36 x 24mm 23.5 x 15.6mm
Sensor area 864.0mm² 366.6mm²
Sensor resolution 47 megapixels 24 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Highest Possible resolution 8000 x 6000 6016 x 4000
Maximum native ISO 25600 51200
Maximum enhanced ISO 51200 -
Lowest native ISO 100 100
RAW format
Lowest enhanced ISO 50 -
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Single autofocus
Autofocus tracking
Selective autofocus
Autofocus center weighted
Multi area autofocus
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Total focus points 225 27
Cross type focus points - 25
Lens
Lens mount type Leica L Pentax KAF2
Number of lenses 30 151
Focal length multiplier 1 1.5
Screen
Type of screen Tilting Fixed Type
Screen size 3.2 inches 3.2 inches
Resolution of screen 2,100 thousand dots 1,037 thousand dots
Selfie friendly
Liveview
Touch display
Screen tech - TFT LCD monitor
Viewfinder Information
Viewfinder type Electronic Optical (pentaprism)
Viewfinder resolution 5,760 thousand dots -
Viewfinder coverage 100% 100%
Viewfinder magnification 0.78x 0.64x
Features
Minimum shutter speed 60s 30s
Fastest shutter speed 1/8000s 1/8000s
Fastest silent shutter speed 1/16000s -
Continuous shutter rate 9.0 frames/s 8.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change white balance
Image stabilization
Inbuilt flash
Flash distance no built-in flash 13.00 m (at ISO 100)
Flash options Auto, Auto/Red-eye Reduction, Forced On, Forced On/Red-eye Reduction, Slow Sync, Slow Sync w/Red-eye Reduction, Forced Off Auto, on, off, red-eye, slow sync, slow sync + red-eye, trailing curtain sync, high speed, wireless, manual
Hot shoe
Auto exposure bracketing
WB bracketing
Fastest flash synchronize 1/320s 1/180s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 3840 x 2160 @ 60p / 150 Mbps, MOV, H.264, Linear PCM 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p, 30p, 25p, 24p)
Maximum video resolution 3840x2160 1920x1080
Video format MPEG-4, H.264 MPEG-4, H.264
Microphone support
Headphone support
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB Yes (can be charged with high-power laptop/tablet chargers or portable power banks) USB 3.0 (5 GBit/sec)
GPS None Optional
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 1020 gr (2.25 lbs) 800 gr (1.76 lbs)
Dimensions 149 x 110 x 97mm (5.9" x 4.3" x 3.8") 131 x 100 x 77mm (5.2" x 3.9" x 3.0")
DXO scores
DXO Overall rating 100 80
DXO Color Depth rating 26.4 23.7
DXO Dynamic range rating 14.1 13.4
DXO Low light rating 3525 1216
Other
Battery life 360 photos 560 photos
Battery style Battery Pack Battery Pack
Battery ID - D-LI90
Self timer Yes Yes ( 2 or 12 seconds)
Time lapse shooting
Type of storage - Dual SD/SDHC/SDXC
Card slots 2 2
Launch price $3,698 $639