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Pentax K100D vs Sony A6600

Portability
64
Imaging
45
Features
36
Overall
41
Pentax K100D front
 
Sony Alpha a6600 front
Portability
77
Imaging
69
Features
96
Overall
79

Pentax K100D vs Sony A6600 Key Specs

Pentax K100D
(Full Review)
  • 6MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 200 - 3200
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF Mount
  • 660g - 129 x 93 x 70mm
  • Introduced December 2006
  • Replacement is Pentax K100D S
Sony A6600
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Tilting Display
  • ISO 100 - 32000 (Push to 102400)
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Sony E Mount
  • 503g - 120 x 67 x 69mm
  • Launched August 2019
  • Refreshed by Sony A6700
Photography Glossary

Pentax K100D vs Sony A6600 Overview

Its time to look closer at the Pentax K100D vs Sony A6600, former is a Entry-Level DSLR while the other is a Advanced Mirrorless by companies Pentax and Sony. There exists a substantial gap among the sensor resolutions of the K100D (6MP) and A6600 (24MP) but they possess the same exact sensor size (APS-C).

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The K100D was introduced 13 years prior to the A6600 which is a fairly big difference as far as camera technology is concerned. Each of these cameras offer different body type with the Pentax K100D being a Compact SLR camera and the Sony A6600 being a Rangefinder-style mirrorless camera.

Before diving in to a detailed comparison, below is a short introduction of how the K100D grades versus the A6600 for portability, imaging, features and an overall mark.

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Reasons to pick Pentax K100D over the Sony A6600

 K100D A6600 

Reasons to pick Sony A6600 over the Pentax K100D

 A6600 K100D 
LaunchedAugust 2019December 2006Newer by 155 months
Display typeTiltingFixed Tilting display
Display sizing3"2.5"Larger display (+0.5")
Display resolution922k210kSharper display (+712k dot)
Selfie screen Easy selfies
Touch friendly display Easily navigate

Common features in the Pentax K100D and Sony A6600

 K100D A6600 
Focus manually Dial accurate focus

Pentax K100D vs Sony A6600 Physical Comparison

For anyone who is planning to travel with your camera, you have to consider its weight and measurements. The Pentax K100D enjoys physical dimensions of 129mm x 93mm x 70mm (5.1" x 3.7" x 2.8") along with a weight of 660 grams (1.46 lbs) while the Sony A6600 has proportions of 120mm x 67mm x 69mm (4.7" x 2.6" x 2.7") having a weight of 503 grams (1.11 lbs).

Check the Pentax K100D vs Sony A6600 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will change dependant on the lens you are employing at the time. Here is the front view physical size comparison of the K100D vs the A6600.

Pentax K100D vs Sony A6600 size comparison

Considering dimensions and weight, the portability score of the K100D and A6600 is 64 and 77 respectively.

Pentax K100D vs Sony A6600 top view buttons comparison

Pentax K100D vs Sony A6600 Sensor Comparison

Typically, it's difficult to envision the difference in sensor dimensions merely by going through a spec sheet. The image here might give you a stronger sense of the sensor sizes in the K100D and A6600.

Clearly, the two cameras enjoy the same exact sensor sizing but not the same MP. You can anticipate the Sony A6600 to produce extra detail using its extra 18MP. Greater resolution will help you crop pics far more aggressively. The more aged K100D will be behind with regard to sensor tech.

Pentax K100D vs Sony A6600 sensor size comparison

Pentax K100D vs Sony A6600 Screen and ViewFinder

Pentax K100D vs Sony A6600 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K100D as a Portrait photography camera
Sony A6600 as a Portrait photography camera
51
you can focus manually
good sensor size (APS-C)
exports RAW formats
does not have liveview
low resolution sensor (6MP)
81
focusing manually
good resolution (24 megapixels)
nice sensor size (APS-C)
has face detection autofocus
exports RAW files
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Street Comparison

Pentax K100D Street photography highlights
Sony A6600 Street photography highlights
58
image stabilization (Sensor based)
good sensor size (APS-C)
exports RAW formats
no articulating screen
heavier than competition (660g)
83
has a tilting screen
has image stabilization (Sensor based 5-axis)
nice sensor size (APS-C)
exports RAW files
provides touch focus
environment proof
good high ISO (32,000)
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Sports Comparison

Pentax K100D Sports photography info
Sony A6600 Sports photography info
47
image stabilization (Sensor based)
good sensor size (APS-C)
supports phase detect autofocus
does not have liveview
continuous shooting slow (3.0 frames per second)
low resolution sensor (6MP)
84
has image stabilization (Sensor based 5-axis)
good resolution (24MP)
nice sensor size (APS-C)
has tracking autofocus
environment proof
great battery power (810 per charge)
comes with phase detect autofocus
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Travel Comparison

Pentax K100D as a Travel photography camera
Sony A6600 as a Travel photography camera
42
has built in flash
lack of Time Lapse recording
heavier than competition (660g)
low resolution sensor (6MP)
doesn't have a selfie friendly screen
84
great battery power (810 CIPA)
environment proof
has bluetooth
provides touch focus
good resolution (24 megapixels)
screen is selfie friendly
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Landscape Comparison

Pentax K100D Landscape photography features
Sony A6600 Landscape photography features
52
you can focus manually
swap lenses (Pentax KAF mount)
image stabilization (Sensor based)
good sensor size (APS-C)
exports RAW formats
screen is somewhat small (2.5 inches)
does not have liveview
low resolution sensor (6MP)
lack of Time Lapse recording
85
focusing manually
switch lenses (Sony E mount)
pretty good screen size (3")
has image stabilization (Sensor based 5-axis)
good resolution (24MP)
nice sensor size (APS-C)
good high ISO (32,000)
exports RAW files
environment proof
great battery power (810 per charge)
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Vlogging Comparison

Pentax K100D as a Vlogging camera
Sony A6600 as a Vlogging camera
9
can't shoot video
84
screen is selfie friendly
built-in touchscreen
has image stabilization (Sensor based 5-axis)
has face detection autofocus
video res high (3840 x 2160 pxls)
does have external mic jack
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Pentax K100D vs Sony A6600 Specifications

Detailed spec comparison table for Pentax K100D and Sony A6600
 Pentax K100DSony Alpha a6600
General Information
Brand Pentax Sony
Model Pentax K100D Sony Alpha a6600
Category Entry-Level DSLR Advanced Mirrorless
Introduced 2006-12-03 2019-08-28
Body design Compact SLR Rangefinder-style mirrorless
Sensor Information
Powered by - Bionz X
Sensor type CCD CMOS
Sensor size APS-C APS-C
Sensor dimensions 23.5 x 15.7mm 23.5 x 15.6mm
Sensor surface area 369.0mm² 366.6mm²
Sensor resolution 6 megapixel 24 megapixel
Anti aliasing filter
Aspect ratio 3:2 3:2 and 16:9
Maximum resolution 3008 x 2008 6000 x 4000
Maximum native ISO 3200 32000
Maximum boosted ISO - 102400
Minimum native ISO 200 100
RAW photos
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Single autofocus
Autofocus tracking
Selective autofocus
Center weighted autofocus
Autofocus multi area
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 11 425
Lens
Lens mount Pentax KAF Sony E
Number of lenses 151 121
Focal length multiplier 1.5 1.5
Screen
Range of display Fixed Type Tilting
Display diagonal 2.5" 3"
Resolution of display 210k dot 922k dot
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder type Optical (pentamirror) Electronic
Viewfinder resolution - 2,359k dot
Viewfinder coverage 96 percent 100 percent
Viewfinder magnification 0.57x 0.71x
Features
Lowest shutter speed 30s 30s
Highest shutter speed 1/4000s 1/4000s
Continuous shooting speed 3.0 frames per second 11.0 frames per second
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Set white balance
Image stabilization
Integrated flash
Flash range - no built-in flash
Flash modes Auto, On, Off, Red-eye reduction Flash off, Autoflash, Fill-flash, Rear Sync., Slow Sync., Red-eye reduction (On/Off selectable), Hi-speed sync, Wireless
Hot shoe
AE bracketing
White balance bracketing
Highest flash sync 1/180s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions - 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Maximum video resolution None 3840x2160
Video format - MPEG-4, AVCHD, XAVC S
Mic input
Headphone input
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) Yes
GPS None None
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 660 gr (1.46 lb) 503 gr (1.11 lb)
Dimensions 129 x 93 x 70mm (5.1" x 3.7" x 2.8") 120 x 67 x 69mm (4.7" x 2.6" x 2.7")
DXO scores
DXO All around score not tested 82
DXO Color Depth score not tested 23.8
DXO Dynamic range score not tested 13.4
DXO Low light score not tested 1497
Other
Battery life - 810 photos
Battery format - Battery Pack
Battery model 4 x AA NP-FZ1000
Self timer Yes (2 or 12 sec) Yes
Time lapse recording
Storage media SD/MMC card SD/SDHC/SDXC + Memory Stick Pro Duo
Storage slots One One
Retail cost $0 $1,198