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Pentax K-50 vs Sony A100

Portability
63
Imaging
58
Features
65
Overall
60
Pentax K-50 front
 
Sony Alpha DSLR-A100 front
Portability
64
Imaging
48
Features
38
Overall
44

Pentax K-50 vs Sony A100 Key Specs

Pentax K-50
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 51600
  • Sensor based Image Stabilization
  • 1/6000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 650g - 130 x 97 x 71mm
  • Launched November 2013
  • Old Model is Pentax K-30
Sony A100
(Full Review)
  • 10MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 100 - 1600
  • Sensor based Image Stabilization
  • No Video
  • Sony/Minolta Alpha Mount
  • 638g - 133 x 95 x 71mm
  • Introduced July 2006
  • Old Model is Konica Minolta 5D
  • Replacement is Sony A550
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Pentax K-50 vs Sony A100 Overview

Here, we are evaluating the Pentax K-50 versus Sony A100, both Entry-Level DSLR cameras by companies Pentax and Sony. There exists a noticeable gap among the image resolutions of the K-50 (16MP) and A100 (10MP) but both cameras posses the identical sensor sizes (APS-C).

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The K-50 was released 7 years after the A100 which is a fairly sizable difference as far as camera technology is concerned. Both of these cameras feature the same body design (Compact SLR).

Before we go right into a in depth comparison, here is a concise synopsis of how the K-50 matches up vs the A100 in the way of portability, imaging, features and an overall score.

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Reasons to pick Pentax K-50 over the Sony A100

 K-50 A100 
IntroducedNovember 2013July 2006More modern by 90 months
Display size3"2.5"Larger display (+0.5")
Display resolution921k230kCrisper display (+691k dot)

Reasons to pick Sony A100 over the Pentax K-50

 A100 K-50 

Common features in the Pentax K-50 and Sony A100

 K-50 A100 
Focus manually Very accurate focusing
Display typeFixed Fixed Fixed display
Selfie screen Missing selfie screen
Touch display Missing Touch display

Pentax K-50 vs Sony A100 Physical Comparison

For those who are looking to carry around your camera often, you will need to consider its weight and dimensions. The Pentax K-50 offers exterior measurements of 130mm x 97mm x 71mm (5.1" x 3.8" x 2.8") having a weight of 650 grams (1.43 lbs) while the Sony A100 has dimensions of 133mm x 95mm x 71mm (5.2" x 3.7" x 2.8") with a weight of 638 grams (1.41 lbs).

Analyze the Pentax K-50 versus Sony A100 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Bear in mind, the weight of an ILC will change dependant on the lens you are working with at the time. Here is a front view measurements comparison of the K-50 and the A100.

Pentax K-50 vs Sony A100 size comparison

Factoring in dimensions and weight, the portability score of the K-50 and A100 is 63 and 64 respectively.

Pentax K-50 vs Sony A100 top view buttons comparison

Pentax K-50 vs Sony A100 Sensor Comparison

Typically, it can be difficult to envision the gap in sensor sizes only by seeing technical specs. The picture underneath might give you a stronger sense of the sensor sizing in the K-50 and A100.

As you have seen, the two cameras come with the identical sensor size but not the same megapixels. You can expect to see the Pentax K-50 to provide more detail as a result of its extra 6 Megapixels. Greater resolution can also allow you to crop photos a good deal more aggressively. The younger K-50 is going to have an edge with regard to sensor innovation.

Pentax K-50 vs Sony A100 sensor size comparison

Pentax K-50 vs Sony A100 Screen and ViewFinder

Pentax K-50 vs Sony A100 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-50 as a Portrait photography camera
Sony A100 as a Portrait photography camera
74
you can focus manually
MP count good (16 megapixels)
decent sensor size (APS-C)
features face detect focus
supports RAW formats
52
manual focus
sensor size is decent (APS-C)
exports RAW files
no liveview
sensor resolution not great (10MP)
Photography Glossary

Street Comparison

Pentax K-50 Street photography factors
Sony A100 Street photography factors
65
image stabilization (Sensor based)
decent sensor size (APS-C)
supports RAW formats
environment proof
above average high ISO (51,600)
screen does not articulate
heavier than competitors (650 grams)
64
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
exports RAW files
screen is fixed
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Sports Comparison

Pentax K-50 Sports photography highlights
Sony A100 Sports photography highlights
67
great max shutter speed (1/6,000 seconds)
image stabilization (Sensor based)
MP count good (16 megapixels)
decent sensor size (APS-C)
features tracking focus
environment proof
comes with phase detect auto focus
continuous shooting slow (6.0 fps)
bad battery pack (410 CIPA)
49
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
has phase detect autofocus
no liveview
painfully slow continuous shooting (3.0 frames per second)
sensor resolution not great (10MP)
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Travel Comparison

Travel photography with Pentax K-50
Travel photography with Sony A100
56
environment proof
MP count good (16MP)
has built in flash
bad battery pack (410 per charge)
heavier than competitors (650g)
does not have a selfie friendly display
45
has built in flash
does not have Time Lapse function
sensor resolution not great (10MP)
screen isn't selfie friendly
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Landscape Comparison

Pentax K-50 Landscape photography information
Sony A100 Landscape photography information
74
you can focus manually
switch lenses (Pentax KAF2 mount)
nice screen size (3")
image stabilization (Sensor based)
MP count good (16 megapixels)
decent sensor size (APS-C)
above average high ISO (51,600)
supports RAW formats
environment proof
bad battery pack (410 shots)
53
manual focus
change lenses (Sony/Minolta Alpha mount)
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
exports RAW files
screen is small (2.5 inch)
no liveview
sensor resolution not great (10MP)
does not have Time Lapse function
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Vlogging Comparison

Pentax K-50 Vlogging advice
Sony A100 Vlogging advice
28
image stabilization (Sensor based)
features face detect focus
video res high (1920 x 1080 pxls)
does not have a selfie friendly display
missing mic socket
heavier than competitors (650g)
9
can't shoot video
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Pentax K-50 vs Sony A100 Specifications

Detailed spec comparison table for Pentax K-50 and Sony A100
 Pentax K-50Sony Alpha DSLR-A100
General Information
Company Pentax Sony
Model Pentax K-50 Sony Alpha DSLR-A100
Type Entry-Level DSLR Entry-Level DSLR
Launched 2013-11-27 2006-07-31
Physical type Compact SLR Compact SLR
Sensor Information
Powered by PRIME M -
Sensor type CMOS CCD
Sensor size APS-C APS-C
Sensor dimensions 23.7 x 15.7mm 23.6 x 15.8mm
Sensor area 372.1mm² 372.9mm²
Sensor resolution 16MP 10MP
Anti aliasing filter
Aspect ratio 3:2 3:2
Maximum resolution 4928 x 3264 3872 x 2592
Maximum native ISO 51600 1600
Min native ISO 100 100
RAW pictures
Autofocusing
Manual focus
Touch focus
Continuous autofocus
Autofocus single
Autofocus tracking
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detection focus
Contract detection focus
Phase detection focus
Number of focus points 11 9
Cross focus points 9 -
Lens
Lens mounting type Pentax KAF2 Sony/Minolta Alpha
Number of lenses 151 143
Crop factor 1.5 1.5
Screen
Screen type Fixed Type Fixed Type
Screen sizing 3 inches 2.5 inches
Resolution of screen 921k dots 230k dots
Selfie friendly
Liveview
Touch functionality
Screen technology TFT LCD monitor with brightness/color adjustment and AR coating -
Viewfinder Information
Viewfinder Optical (pentaprism) Optical (pentamirror)
Viewfinder coverage 100 percent 95 percent
Viewfinder magnification 0.61x 0.55x
Features
Lowest shutter speed 30 secs 30 secs
Highest shutter speed 1/6000 secs 1/4000 secs
Continuous shooting rate 6.0 frames per second 3.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set white balance
Image stabilization
Inbuilt flash
Flash range 12.00 m (at ISO 100) -
Flash options Auto, On, Off, Red-eye, Slow Sync, Slow Sync+Redeye, Trailing Curtain Sync, Wireless Auto, Fill-in, Red-Eye reduction, Slow Sync, Off
External flash
AE bracketing
White balance bracketing
Highest flash synchronize 1/180 secs 1/160 secs
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50,30,25,24 fps), 640 x 424 (30,25,24 fps) -
Maximum video resolution 1920x1080 None
Video format MPEG-4, H.264 -
Mic support
Headphone support
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 650 grams (1.43 lb) 638 grams (1.41 lb)
Physical dimensions 130 x 97 x 71mm (5.1" x 3.8" x 2.8") 133 x 95 x 71mm (5.2" x 3.7" x 2.8")
DXO scores
DXO All around score 79 61
DXO Color Depth score 23.7 22.0
DXO Dynamic range score 13.0 11.2
DXO Low light score 1120 476
Other
Battery life 410 pictures -
Style of battery Battery Pack -
Battery model D-LI109 NP-FM55H
Self timer Yes ( 2 or 12 seconds) Yes (2 or 10 sec)
Time lapse feature
Storage type SD/SDHC/SDXC Compact Flash (Type I or II)
Card slots One One
Pricing at launch $610 $1,000