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Pentax S1 vs Sony RX10 III

Portability
93
Imaging
37
Features
31
Overall
34
Pentax Optio S1 front
 
Sony Cyber-shot DSC-RX10 III front
Portability
53
Imaging
52
Features
77
Overall
62

Pentax S1 vs Sony RX10 III Key Specs

Pentax S1
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 80 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-140mm (F3.5-5.5) lens
  • 157g - 114 x 58 x 28mm
  • Released March 2011
Sony RX10 III
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Screen
  • ISO 125 - 12800 (Increase to 25600)
  • Optical Image Stabilization
  • 3840 x 2160 video
  • 24-600mm (F2.4-4.0) lens
  • 1051g - 133 x 94 x 127mm
  • Launched March 2016
  • Succeeded the Sony RX10 II
  • Replacement is Sony RX10 IV
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Pentax S1 vs Sony RX10 III Overview

Here is a extended assessment of the Pentax S1 versus Sony RX10 III, former being a Small Sensor Compact while the latter is a Large Sensor Superzoom by brands Pentax and Sony. There is a substantial difference among the resolutions of the S1 (14MP) and RX10 III (20MP) and the S1 (1/2.3") and RX10 III (1") posses totally different sensor sizes.

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The S1 was unveiled 6 years earlier than the RX10 III and that is a fairly big difference as far as camera tech is concerned. Both cameras have different body design with the Pentax S1 being a Compact camera and the Sony RX10 III being a SLR-like (bridge) camera.

Before going straight to a thorough comparison, here is a simple view of how the S1 scores versus the RX10 III with respect to portability, imaging, features and an overall rating.

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Reasons to pick Pentax S1 over the Sony RX10 III

 S1 RX10 III 

Reasons to pick Sony RX10 III over the Pentax S1

 RX10 III S1 
LaunchedMarch 2016March 2011Fresher by 61 months
Screen typeTiltingFixed Tilting screen
Screen dimensions3"2.7"Bigger screen (+0.3")
Screen resolution1229k230kSharper screen (+999k dot)

Common features in the Pentax S1 and Sony RX10 III

 S1 RX10 III 
Manual focus More exact focus
Selfie screen Lack of selfie screen
Touch friendly screen Neither features Touch friendly screen

Pentax S1 vs Sony RX10 III Physical Comparison

For anyone who is planning to carry your camera often, you'll need to take into account its weight and proportions. The Pentax S1 enjoys outer dimensions of 114mm x 58mm x 28mm (4.5" x 2.3" x 1.1") with a weight of 157 grams (0.35 lbs) while the Sony RX10 III has measurements of 133mm x 94mm x 127mm (5.2" x 3.7" x 5.0") accompanied by a weight of 1051 grams (2.32 lbs).

Take a look at the Pentax S1 versus Sony RX10 III in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will vary dependant on the lens you are utilising at that time. The following is a front view proportions comparison of the S1 versus the RX10 III.

Pentax S1 vs Sony RX10 III size comparison

Factoring in size and weight, the portability grade of the S1 and RX10 III is 93 and 53 respectively.

Pentax S1 vs Sony RX10 III top view buttons comparison

Pentax S1 vs Sony RX10 III Sensor Comparison

Often, it is very tough to envision the difference in sensor sizing just by going through a spec sheet. The photograph below will give you a greater sense of the sensor dimensions in the S1 and RX10 III.

Clearly, each of these cameras have different megapixels and different sensor sizing. The S1 with its smaller sensor will make shooting shallower depth of field tougher and the Sony RX10 III will provide more detail having an extra 6 Megapixels. Higher resolution will also allow you to crop shots a bit more aggressively. The older S1 will be behind with regard to sensor technology.

Pentax S1 vs Sony RX10 III sensor size comparison

Pentax S1 vs Sony RX10 III Screen and ViewFinder

Pentax S1 vs Sony RX10 III Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax S1 Portrait photography advice
Sony RX10 III Portrait photography advice
35
you can focus manually
good resolution (14MP)
manual exposure not available
external flash not possible
small sensor (1/2.3")
no RAW files
71
manual focus
resolution is good (20MP)
sensor size is good (1")
supports face detection focus
saves RAW formats
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Street Comparison

Pentax S1 as a Street photography camera
Sony RX10 III as a Street photography camera
56
has image stabilization (Sensor-shift)
no moving screen
small sensor (1/2.3")
no RAW files
64
screen tilts
built in image stabilization (Optical)
sensor size is good (1")
saves RAW formats
weather sealing
heavier than competition (1,051 grams)
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Sports Comparison

Pentax S1 Sports photography features
Sony RX10 III Sports photography features
39
has image stabilization (Sensor-shift)
good resolution (14MP)
offers tracking focus
slow frames per second (1.0 frames/s)
no shutter priority
small sensor (1/2.3")
no phase detect auto focus
70
great zoom range (24-600mm 25.0 x zoom)
quiet shooting (1/32,000 seconds)
built in image stabilization (Optical)
resolution is good (20 megapixels)
sensor size is good (1")
supports tracking autofocus
weather sealing
good battery (420 shots)
no phase detect auto focus
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Travel Comparison

Pentax S1 Travel photography highlights
Sony RX10 III Travel photography highlights
64
good resolution (14MP)
flash built-in
decently wide (28mm)
missing Time Lapse mode
display isn't selfie friendly
slow max aperture (f3.5)
55
good battery (420 per charge)
weather sealing
resolution is good (20 megapixels)
built-in flash
decently wide (24mm)
great reach (600mm)
no Time Lapse function
heavier than competition (1,051 grams)
doesn't contain selfie friendly display
slow maximum aperture (f2.4)
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Landscape Comparison

Pentax S1 Landscape photography information
Sony RX10 III Landscape photography information
42
you can focus manually
decently wide (28mm)
has image stabilization (Sensor-shift)
good resolution (14 megapixels)
fixed lens (fixed lens mount)
slow max aperture (f3.5)
tiny screen (2.7 inches)
manual exposure not available
small sensor (1/2.3")
no RAW files
missing Time Lapse mode
63
manual focus
decently wide (24mm)
nice screen size (3 inches)
built in image stabilization (Optical)
resolution is good (20 megapixels)
sensor size is good (1")
saves RAW formats
weather sealing
good battery (420 per charge)
lens is fixed (fixed lens mount)
slow maximum aperture (f2.4)
no Time Lapse function
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Vlogging Comparison

Pentax S1 Vlogging factors
Sony RX10 III Vlogging factors
28
decently wide (28mm)
has image stabilization (Sensor-shift)
slow max aperture (f3.5)
display isn't selfie friendly
video res low (1280 x 720 pixels)
missing mic support
28
decently wide (24mm)
built in image stabilization (Optical)
supports face detection focus
high video quality (3840 x 2160 resolution)
has external mic port
slow maximum aperture (f2.4)
doesn't contain selfie friendly display
heavier than competition (1,051g)
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Pentax S1 vs Sony RX10 III Specifications

Detailed spec comparison table for Pentax S1 and Sony RX10 III
 Pentax Optio S1Sony Cyber-shot DSC-RX10 III
General Information
Company Pentax Sony
Model type Pentax Optio S1 Sony Cyber-shot DSC-RX10 III
Type Small Sensor Compact Large Sensor Superzoom
Released 2011-03-02 2016-03-29
Body design Compact SLR-like (bridge)
Sensor Information
Powered by - Bionz X
Sensor type CCD BSI-CMOS
Sensor size 1/2.3" 1"
Sensor dimensions 6.17 x 4.55mm 13.2 x 8.8mm
Sensor surface area 28.1mm² 116.2mm²
Sensor resolution 14 megapixels 20 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3 and 16:9 1:1, 4:3, 3:2 and 16:9
Highest resolution 4288 x 3216 5472 x 3648
Highest native ISO 6400 12800
Highest boosted ISO - 25600
Lowest native ISO 80 125
RAW support
Lowest boosted ISO - 64
Autofocusing
Manual focusing
Touch focus
Autofocus continuous
Autofocus single
Autofocus tracking
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Total focus points 9 25
Lens
Lens mount type fixed lens fixed lens
Lens zoom range 28-140mm (5.0x) 24-600mm (25.0x)
Max aperture f/3.5-5.5 f/2.4-4.0
Macro focusing distance 1cm 3cm
Crop factor 5.8 2.7
Screen
Display type Fixed Type Tilting
Display sizing 2.7 inch 3 inch
Resolution of display 230k dot 1,229k dot
Selfie friendly
Liveview
Touch function
Display technology TFT color LCD with Anti-reflective coating -
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 2,359k dot
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.7x
Features
Slowest shutter speed 4 secs 30 secs
Maximum shutter speed 1/1500 secs 1/2000 secs
Maximum quiet shutter speed - 1/32000 secs
Continuous shooting speed 1.0 frames/s 14.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Custom white balance
Image stabilization
Inbuilt flash
Flash distance 3.90 m 10.80 m (at Auto ISO)
Flash modes Auto, On, Off, Red-eye, Soft Auto, fill-flash, slow sync, rear sync, off
Hot shoe
AE bracketing
White balance bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 1280 x 720 (30, 15 fps), 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p) ,1440 x 1080 (30p), 640 x 480 (30p)
Highest video resolution 1280x720 3840x2160
Video format Motion JPEG MPEG-4, AVCHD, XAVC S
Mic jack
Headphone jack
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 157 gr (0.35 lb) 1051 gr (2.32 lb)
Physical dimensions 114 x 58 x 28mm (4.5" x 2.3" x 1.1") 133 x 94 x 127mm (5.2" x 3.7" x 5.0")
DXO scores
DXO All around rating not tested 70
DXO Color Depth rating not tested 23.1
DXO Dynamic range rating not tested 12.6
DXO Low light rating not tested 472
Other
Battery life 260 pictures 420 pictures
Battery form Battery Pack Battery Pack
Battery ID D-LI92 NP-FW50
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec, continuous)
Time lapse feature
Storage media SD/SDHC/SDXC, Internal SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo
Storage slots 1 1
Cost at launch $174 $1,398