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Pentax K10D vs Sony A7c

Portability
59
Imaging
48
Features
43
Overall
46
Pentax K10D front
 
Sony Alpha A7c front
Portability
78
Imaging
75
Features
88
Overall
80

Pentax K10D vs Sony A7c Key Specs

Pentax K10D
(Full Review)
  • 10MP - APS-C Sensor
  • 2.5" Fixed Screen
  • ISO 100 - 1600
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 793g - 142 x 101 x 70mm
  • Launched December 2006
  • New Model is Pentax K20D
Sony A7c
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 51200 (Push to 204800)
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Sony E Mount
  • 509g - 124 x 71 x 60mm
  • Introduced September 2020
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Pentax K10D vs Sony A7c Overview

Following is a extensive assessment of the Pentax K10D versus Sony A7c, one is a Advanced DSLR and the latter is a Advanced Mirrorless by manufacturers Pentax and Sony. There exists a huge gap among the image resolutions of the K10D (10MP) and A7c (24MP) and the K10D (APS-C) and A7c (Full frame) posses different sensor sizes.

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The K10D was released 14 years before the A7c which is a fairly significant gap as far as camera technology is concerned. The two cameras feature different body design with the Pentax K10D being a Mid-size SLR camera and the Sony A7c being a Rangefinder-style mirrorless camera.

Before diving into a complete comparison, here is a quick highlight of how the K10D matches up against the A7c with regards to portability, imaging, features and an overall score.

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Reasons to pick Pentax K10D over the Sony A7c

 K10D A7c 

Reasons to pick Sony A7c over the Pentax K10D

 A7c K10D 
IntroducedSeptember 2020December 2006More modern by 167 months
Screen typeFully articulatedFixed Fully Articulating screen
Screen size3"2.5"Bigger screen (+0.5")
Screen resolution922k210kSharper screen (+712k dot)
Selfie screen Take selfies
Touch friendly screen Quickly navigate

Common features in the Pentax K10D and Sony A7c

 K10D A7c 
Focus manually Dial accurate focusing

Pentax K10D vs Sony A7c Physical Comparison

For those who are planning to carry around your camera often, you will need to factor its weight and dimensions. The Pentax K10D has got exterior dimensions of 142mm x 101mm x 70mm (5.6" x 4.0" x 2.8") with a weight of 793 grams (1.75 lbs) and the Sony A7c has dimensions of 124mm x 71mm x 60mm (4.9" x 2.8" x 2.4") with a weight of 509 grams (1.12 lbs).

Look at the Pentax K10D versus Sony A7c in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an Interchangeable Lens Camera will change based on the lens you choose at that time. Here is a front view scale comparison of the K10D and the A7c.

Pentax K10D vs Sony A7c size comparison

Considering dimensions and weight, the portability score of the K10D and A7c is 59 and 78 respectively.

Pentax K10D vs Sony A7c top view buttons comparison

Pentax K10D vs Sony A7c Sensor Comparison

Normally, it's difficult to imagine the gap in sensor sizes purely by seeing specs. The pic here will help give you a more clear sense of the sensor sizes in the K10D and A7c.

All in all, both of the cameras feature different megapixel count and different sensor sizes. The K10D featuring a smaller sensor is going to make getting shallow DOF harder and the Sony A7c will produce greater detail as a result of its extra 14MP. Higher resolution will enable you to crop pictures way more aggressively. The more aged K10D will be behind in sensor innovation.

Pentax K10D vs Sony A7c sensor size comparison

Pentax K10D vs Sony A7c Screen and ViewFinder

Pentax K10D vs Sony A7c Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K10D as a Portrait photography camera
Sony A7c as a Portrait photography camera
52
you can focus manually
sensor size is good (APS-C)
delivers RAW files
no liveview
sensor resolution not great (10 megapixels)
78
has manual focus
MP count decent (24 megapixels)
large sensor size (Full frame)
provides face detection autofocus
delivers RAW formats
no external flash support
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Street Comparison

Pentax K10D Street photography factors
Sony A7c Street photography factors
64
built in image stabilization (Sensor based)
sensor size is good (APS-C)
delivers RAW files
weather proofing
fixed screen
85
image stabilization (Sensor based 5-axis)
large sensor size (Full frame)
delivers RAW formats
has touch to focus
environment proof
very good high ISO (51,200)
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Sports Comparison

Pentax K10D Sports photography highlights
Sony A7c Sports photography highlights
52
built in image stabilization (Sensor based)
sensor size is good (APS-C)
weather proofing
has phase detect autofocus
no liveview
max fps low (3.0 fps)
sensor resolution not great (10 megapixels)
87
silent shutter (1/8,000 seconds)
image stabilization (Sensor based 5-axis)
MP count decent (24 megapixels)
large sensor size (Full frame)
provides tracking autofocus
environment proof
better than average battery life (740 CIPA)
has phase detect autofocus
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Travel Comparison

Travel photography with Pentax K10D
Travel photography with Sony A7c
49
weather proofing
has built in flash
does not have Time Lapse recording
sensor resolution not great (10 megapixels)
screen isn't selfie friendly
86
better than average battery life (740 CIPA)
environment proof
has bluetooth
has touch to focus
MP count decent (24MP)
screen is selfie friendly
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Landscape Comparison

Landscape photography with Pentax K10D
Landscape photography with Sony A7c
55
you can focus manually
swap lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
sensor size is good (APS-C)
delivers RAW files
weather proofing
tiny screen (2.5 inch)
no liveview
sensor resolution not great (10MP)
does not have Time Lapse recording
87
has manual focus
change lenses (Sony E mount)
screen is a decent size (3 inch)
image stabilization (Sensor based 5-axis)
MP count decent (24 megapixels)
large sensor size (Full frame)
very good high ISO (51,200)
delivers RAW formats
environment proof
better than average battery life (740 shots)
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Vlogging Comparison

Pentax K10D as a Vlogging camera
Sony A7c as a Vlogging camera
9
can't record video
86
screen is selfie friendly
touchscreen
image stabilization (Sensor based 5-axis)
provides face detection autofocus
high res video (3840 x 2160 pxls)
has external microphone port
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Pentax K10D vs Sony A7c Specifications

Detailed spec comparison table for Pentax K10D and Sony A7c
 Pentax K10DSony Alpha A7c
General Information
Make Pentax Sony
Model type Pentax K10D Sony Alpha A7c
Type Advanced DSLR Advanced Mirrorless
Launched 2006-12-15 2020-09-14
Body design Mid-size SLR Rangefinder-style mirrorless
Sensor Information
Sensor type CCD BSI-CMOS
Sensor size APS-C Full frame
Sensor measurements 23.5 x 15.7mm 35.8 x 23.8mm
Sensor surface area 369.0mm² 852.0mm²
Sensor resolution 10 megapixels 24 megapixels
Anti alias filter
Aspect ratio 3:2 3:2 and 16:9
Peak resolution 3872 x 2592 6000 x 4000
Highest native ISO 1600 51200
Highest enhanced ISO - 204800
Min native ISO 100 100
RAW images
Min enhanced ISO - 50
Autofocusing
Manual focusing
AF touch
AF continuous
AF single
AF tracking
AF selectice
Center weighted AF
Multi area AF
Live view AF
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 11 693
Lens
Lens mount type Pentax KAF2 Sony E
Number of lenses 151 122
Focal length multiplier 1.5 1
Screen
Range of screen Fixed Type Fully articulated
Screen size 2.5 inches 3 inches
Screen resolution 210k dot 922k dot
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder Optical (pentaprism) Electronic
Viewfinder resolution - 2,360k dot
Viewfinder coverage 95 percent 100 percent
Viewfinder magnification 0.64x 0.59x
Features
Minimum shutter speed 30 seconds 30 seconds
Fastest shutter speed 1/4000 seconds 1/4000 seconds
Fastest silent shutter speed - 1/8000 seconds
Continuous shutter speed 3.0fps 10.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Built-in flash
Flash distance - no built-in flash
Flash modes Auto, On, Off, Red-eye, Auto Red Eye no built-in flash
External flash
Auto exposure bracketing
WB bracketing
Fastest flash sync 1/180 seconds -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Supported video resolutions - 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Highest video resolution None 3840x2160
Video format - MPEG-4, XAVC S, H.264
Microphone jack
Headphone jack
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.2 Gen 1 (5 GBit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 793 gr (1.75 lb) 509 gr (1.12 lb)
Physical dimensions 142 x 101 x 70mm (5.6" x 4.0" x 2.8") 124 x 71 x 60mm (4.9" x 2.8" x 2.4")
DXO scores
DXO Overall rating 66 not tested
DXO Color Depth rating 22.7 not tested
DXO Dynamic range rating 11.6 not tested
DXO Low light rating 522 not tested
Other
Battery life - 740 shots
Battery form - Battery Pack
Battery ID - NP-FZ100
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec; continuous (3 or 5 exposures))
Time lapse shooting
Storage media SD/MMC/SDHC card SD/SDHC/SDXC card (UHS-II supported)
Storage slots Single Single
Cost at release $700 $1,800