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Pentax K100D S vs Sony A380

Portability
65
Imaging
45
Features
38
Overall
42
Pentax K100D Super front
 
Sony Alpha DSLR-A380 front
Portability
68
Imaging
53
Features
54
Overall
53

Pentax K100D S vs Sony A380 Key Specs

Pentax K100D S
(Full Review)
  • 6MP - APS-C Sensor
  • 2.5" Fixed Display
  • ISO 200 - 3200
  • Sensor based Image Stabilization
  • No Video
  • Pentax KAF2 Mount
  • 646g - 129 x 91 x 71mm
  • Launched June 2007
  • Previous Model is Pentax K100D
  • Successor is Pentax K200D
Sony A380
(Full Review)
  • 14MP - APS-C Sensor
  • 2.7" Tilting Display
  • ISO 100 - 3200
  • Sensor based Image Stabilization
  • No Video
  • Sony/Minolta Alpha Mount
  • 519g - 128 x 97 x 71mm
  • Revealed August 2009
  • Old Model is Sony A350
  • Updated by Sony A390
Photography Glossary

Pentax K100D S vs Sony A380 Overview

Let's look more closely at the Pentax K100D S versus Sony A380, both Entry-Level DSLR cameras by companies Pentax and Sony. There is a sizeable difference among the sensor resolutions of the K100D S (6MP) and A380 (14MP) but they come with the exact same sensor sizing (APS-C).

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The K100D S was brought out 3 years before the A380 which is a fairly large gap as far as camera tech is concerned. Both the cameras come with the identical body type (Compact SLR).

Before going through a in depth comparison, below is a simple highlight of how the K100D S matches up versus the A380 when considering portability, imaging, features and an overall score.

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Reasons to pick Pentax K100D S over the Sony A380

 K100D S A380 

Reasons to pick Sony A380 over the Pentax K100D S

 A380 K100D S 
RevealedAugust 2009June 2007More modern by 26 months
Display typeTiltingFixed Tilting display
Display dimension2.7"2.5"Larger display (+0.2")
Display resolution230k210kCrisper display (+20k dot)

Common features in the Pentax K100D S and Sony A380

 K100D S A380 
Manual focus Dial exact focusing
Selfie screen Neither offers selfie screen
Touch friendly display Neither offers Touch friendly display

Pentax K100D S vs Sony A380 Physical Comparison

If you are looking to carry around your camera regularly, you need to factor its weight and measurements. The Pentax K100D S offers outside dimensions of 129mm x 91mm x 71mm (5.1" x 3.6" x 2.8") having a weight of 646 grams (1.42 lbs) and the Sony A380 has proportions of 128mm x 97mm x 71mm (5.0" x 3.8" x 2.8") with a weight of 519 grams (1.14 lbs).

Check the Pentax K100D S versus Sony A380 in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an Interchangeable Lens Camera will vary dependant on the lens you are utilizing at the time. Here is the front view over all size comparison of the K100D S and the A380.

Pentax K100D S vs Sony A380 size comparison

Factoring in size and weight, the portability grade of the K100D S and A380 is 65 and 68 respectively.

Pentax K100D S vs Sony A380 top view buttons comparison

Pentax K100D S vs Sony A380 Sensor Comparison

Oftentimes, it is very difficult to imagine the difference in sensor sizes just by looking through a spec sheet. The picture underneath may provide you a far better sense of the sensor dimensions in the K100D S and A380.

As you can see, each of these cameras have got the exact same sensor measurements but different resolution. You should anticipate the Sony A380 to result in greater detail having its extra 8MP. Greater resolution will also help you crop pics much more aggressively. The more aged K100D S will be disadvantaged with regard to sensor tech.

Pentax K100D S vs Sony A380 sensor size comparison

Pentax K100D S vs Sony A380 Screen and ViewFinder

Pentax K100D S vs Sony A380 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Pentax K100D S
Portrait photography with Sony A380
51
has manual focus
decent sensor size (APS-C)
saves RAW formats
no liveview feature
sensor resolution not great (6MP)
71
has manual focus
good MP (14MP)
sensor size is nice (APS-C)
has face detect focus
delivers RAW files
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Street Comparison

Pentax K100D S Street photography information
Sony A380 Street photography information
64
built in image stabilization (Sensor based)
decent sensor size (APS-C)
saves RAW formats
screen is fixed
76
screen tilts up and down
has image stabilization (Sensor based)
sensor size is nice (APS-C)
delivers RAW files
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Sports Comparison

Pentax K100D S Sports photography details
Sony A380 Sports photography details
47
built in image stabilization (Sensor based)
decent sensor size (APS-C)
comes with phase detect AF
no liveview feature
slow continuous shooting (3.0 frames/s)
sensor resolution not great (6 megapixels)
59
has image stabilization (Sensor based)
good MP (14MP)
sensor size is nice (APS-C)
has phase detect auto focus
slow continuous shooting (3.0 frames per second)
bad battery life (500 shots)
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Travel Comparison

Travel photography with Pentax K100D S
Travel photography with Sony A380
45
built-in flash
missing Time Lapse function
sensor resolution not great (6MP)
doesn't feature selfie friendly screen
53
good MP (14 megapixels)
flash built-in
doesn't have Time Lapse function
bad battery life (500 shots)
display isn't selfie friendly
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Landscape Comparison

Pentax K100D S Landscape photography features
Sony A380 Landscape photography features
52
has manual focus
change lenses (Pentax KAF2 mount)
built in image stabilization (Sensor based)
decent sensor size (APS-C)
saves RAW formats
screen is somewhat small (2.5 inch)
no liveview feature
sensor resolution not great (6MP)
missing Time Lapse function
61
has manual focus
switch lenses (Sony/Minolta Alpha mount)
has image stabilization (Sensor based)
good MP (14MP)
sensor size is nice (APS-C)
delivers RAW files
screen is small (2.7")
bad battery life (500 CIPA)
doesn't have Time Lapse function
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Vlogging Comparison

Pentax K100D S Vlogging factors
Sony A380 Vlogging factors
9
no video recording
9
no video recording
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Pentax K100D S vs Sony A380 Specifications

Detailed spec comparison table for Pentax K100D S and Sony A380
 Pentax K100D SuperSony Alpha DSLR-A380
General Information
Brand Name Pentax Sony
Model Pentax K100D Super Sony Alpha DSLR-A380
Type Entry-Level DSLR Entry-Level DSLR
Launched 2007-06-28 2009-08-24
Physical type Compact SLR Compact SLR
Sensor Information
Processor Chip - Bionz
Sensor type CCD CCD
Sensor size APS-C APS-C
Sensor dimensions 23.5 x 15.7mm 23.6 x 15.8mm
Sensor area 369.0mm² 372.9mm²
Sensor resolution 6 megapixels 14 megapixels
Anti aliasing filter
Aspect ratio 3:2 3:2 and 16:9
Max resolution 3008 x 2008 4592 x 3056
Max native ISO 3200 3200
Lowest native ISO 200 100
RAW support
Autofocusing
Manual focus
Touch to focus
Continuous autofocus
Autofocus single
Tracking autofocus
Selective autofocus
Autofocus center weighted
Autofocus multi area
Autofocus live view
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Number of focus points 11 9
Lens
Lens mount Pentax KAF2 Sony/Minolta Alpha
Total lenses 151 143
Crop factor 1.5 1.5
Screen
Display type Fixed Type Tilting
Display diagonal 2.5 inch 2.7 inch
Display resolution 210 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder type Optical (pentamirror) Optical (pentamirror)
Viewfinder coverage 96% 95%
Viewfinder magnification 0.57x 0.49x
Features
Minimum shutter speed 30s 30s
Fastest shutter speed 1/4000s 1/4000s
Continuous shutter rate 3.0 frames per second 3.0 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change white balance
Image stabilization
Built-in flash
Flash range - 10.00 m (at ISO 100)
Flash modes Auto, On, Off, Red-eye reduction Auto, On, Off, Red-Eye, Slow Sync, Rear Curtain, Wireless
External flash
AEB
White balance bracketing
Fastest flash synchronize 1/180s 1/160s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Max video resolution None None
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 None None
Physical
Environment sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 646g (1.42 lbs) 519g (1.14 lbs)
Dimensions 129 x 91 x 71mm (5.1" x 3.6" x 2.8") 128 x 97 x 71mm (5.0" x 3.8" x 2.8")
DXO scores
DXO Overall score not tested 67
DXO Color Depth score not tested 22.6
DXO Dynamic range score not tested 11.8
DXO Low light score not tested 614
Other
Battery life - 500 shots
Type of battery - Battery Pack
Battery model 4 x AA NP-FH50
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec)
Time lapse feature
Type of storage SD/SDHC card SD/ SDHC, Memory Stick Pro Duo
Card slots Single Single
Retail price $520 $899