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Olympus E-420 vs Pentax K-1 II

Portability
77
Imaging
44
Features
36
Overall
40
Olympus E-420 front
 
Pentax K-1 Mark II front
Portability
55
Imaging
77
Features
82
Overall
79

Olympus E-420 vs Pentax K-1 II Key Specs

Olympus E-420
(Full Review)
  • 10MP - Four Thirds Sensor
  • 2.7" Fixed Display
  • ISO 100 - 1600
  • No Video
  • Micro Four Thirds Mount
  • 426g - 130 x 91 x 53mm
  • Launched June 2008
  • Older Model is Olympus E-410
Pentax K-1 II
(Full Review)
  • 36MP - Full frame Sensor
  • 3.2" Fully Articulated Display
  • ISO 100 - 819200
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF4 Mount
  • 1010g - 137 x 110 x 86mm
  • Launched February 2018
  • Replaced the Pentax K-1
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Olympus E-420 vs Pentax K-1 II Overview

In this write-up, we are looking at the Olympus E-420 vs Pentax K-1 II, one is a Entry-Level DSLR and the other is a Advanced DSLR by rivals Olympus and Pentax. There is a crucial difference between the sensor resolutions of the E-420 (10MP) and K-1 II (36MP) and the E-420 (Four Thirds) and K-1 II (Full frame) feature totally different sensor size.

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The E-420 was introduced 10 years prior to the K-1 II which is quite a serious gap as far as tech is concerned. Each of the cameras offer different body type with the Olympus E-420 being a Compact SLR camera and the Pentax K-1 II being a Mid-size SLR camera.

Before diving in to a detailed comparison, below is a short view of how the E-420 grades vs the K-1 II when considering portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-420 over the Pentax K-1 II

 E-420 K-1 II 

Reasons to pick Pentax K-1 II over the Olympus E-420

 K-1 II E-420 
LaunchedFebruary 2018June 2008Newer by 117 months
Display typeFully ArticulatedFixed Fully Articulating display
Display sizing3.2"2.7"Larger display (+0.5")
Display resolution1037k230kClearer display (+807k dot)

Common features in the Olympus E-420 and Pentax K-1 II

 E-420 K-1 II 
Manual focus More exact focus
Selfie screen Neither offers selfie screen
Touch display Neither offers Touch display

Olympus E-420 vs Pentax K-1 II Physical Comparison

For those who are planning to travel with your camera often, you will want to take into account its weight and size. The Olympus E-420 offers outside measurements of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") along with a weight of 426 grams (0.94 lbs) whilst the Pentax K-1 II has specifications of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") accompanied by a weight of 1010 grams (2.23 lbs).

Contrast the Olympus E-420 vs Pentax K-1 II in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will differ depending on the lens you have at that moment. The following is the front view size comparison of the E-420 and the K-1 II.

Olympus E-420 vs Pentax K-1 II size comparison

Factoring in size and weight, the portability score of the E-420 and K-1 II is 77 and 55 respectively.

Olympus E-420 vs Pentax K-1 II top view buttons comparison

Olympus E-420 vs Pentax K-1 II Sensor Comparison

Generally, it is tough to visualise the contrast between sensor dimensions purely by checking technical specs. The pic underneath will provide you a far better sense of the sensor sizing in the E-420 and K-1 II.

As you have seen, each of these cameras enjoy different resolutions and different sensor dimensions. The E-420 using its tinier sensor will make achieving shallower depth of field trickier and the Pentax K-1 II will give you more detail using its extra 26 Megapixels. Greater resolution can also make it easier to crop pics far more aggressively. The more aged E-420 is going to be disadvantaged when it comes to sensor tech.

Olympus E-420 vs Pentax K-1 II sensor size comparison

Olympus E-420 vs Pentax K-1 II Screen and ViewFinder

Olympus E-420 vs Pentax K-1 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Olympus E-420
Portrait photography with Pentax K-1 II
56
focusing manually
nice sensor size (Four Thirds)
supports RAW files
sensor resolution low (10MP)
86
has manual focus
resolution is amazing (36 megapixels)
sensor size is great (Full frame)
offers face detection focus
exports RAW formats
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Street Comparison

Olympus E-420 Street photography features
Pentax K-1 II Street photography features
64
nice sensor size (Four Thirds)
supports RAW files
lighter than competition in class (426 grams)
fixed screen
does not have image stabilization
70
screen can move to multiple angles
built in image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
exports RAW formats
environment sealing
very good high ISO (819,200)
heavier than competition (1,010 grams)
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Sports Comparison

Sports photography with Olympus E-420
Sports photography with Pentax K-1 II
38
nice sensor size (Four Thirds)
has phase detect auto focus
slow fps (4.0 frames per second)
does not have image stabilization
sensor resolution low (10 megapixels)
not so great battery pack (500 per charge)
77
high shutter speed (1/8,000 seconds)
built in image stabilization (Sensor based 5-axis)
resolution is amazing (36MP)
sensor size is great (Full frame)
offers tracking autofocus
environment sealing
sensor has phase detect auto focus
very slow continuous shooting (4.4 fps)
bad battery power (670 shots)
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Travel Comparison

Olympus E-420 Travel photography highlights
Pentax K-1 II Travel photography highlights
52
lighter than competition in class (426 grams)
has built in flash
missing Timelapse function
not so great battery pack (500 per charge)
sensor resolution low (10MP)
does not posses selfie friendly screen
53
environment sealing
resolution is amazing (36 megapixels)
bad battery power (670 per charge)
heavier than competition (1,010g)
doesn't contain selfie friendly display
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Landscape Comparison

Olympus E-420 as a Landscape photography camera
Pentax K-1 II as a Landscape photography camera
47
focusing manually
change lenses (Micro Four Thirds mount)
nice sensor size (Four Thirds)
supports RAW files
small screen (2.7")
does not have image stabilization
sensor resolution low (10MP)
not so great battery pack (500 shots)
missing Timelapse function
82
has manual focus
interchangeable lenses (Pentax KAF4 mount)
screen size is good (3.2 inch)
built in image stabilization (Sensor based 5-axis)
resolution is amazing (36MP)
sensor size is great (Full frame)
does not have low pass filter
very good high ISO (819,200)
exports RAW formats
environment sealing
has double storage slots
bad battery power (670 CIPA)
Photography Glossary

Vlogging Comparison

Olympus E-420 Vlogging information
Pentax K-1 II Vlogging information
9
can't shoot video
32
built in image stabilization (Sensor based 5-axis)
offers face detection focus
high video quality (1920 x 1080 pxls)
includes external mic port
doesn't contain selfie friendly display
heavier than competition (1,010g)
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Olympus E-420 vs Pentax K-1 II Specifications

Detailed spec comparison table for Olympus E-420 and Pentax K-1 II
 Olympus E-420Pentax K-1 Mark II
General Information
Make Olympus Pentax
Model type Olympus E-420 Pentax K-1 Mark II
Class Entry-Level DSLR Advanced DSLR
Launched 2008-06-23 2018-02-22
Body design Compact SLR Mid-size SLR
Sensor Information
Chip TruePic III PRIME IV
Sensor type CMOS CMOS
Sensor size Four Thirds Full frame
Sensor dimensions 17.3 x 13mm 35.9 x 24mm
Sensor area 224.9mm² 861.6mm²
Sensor resolution 10 megapixels 36 megapixels
Anti alias filter
Aspect ratio 4:3 3:2
Full resolution 3648 x 2736 7360 x 4912
Max native ISO 1600 819200
Minimum native ISO 100 100
RAW images
Autofocusing
Manual focusing
Autofocus touch
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
Total focus points 3 33
Cross type focus points - 25
Lens
Lens support Micro Four Thirds Pentax KAF4
Amount of lenses 45 151
Focal length multiplier 2.1 1
Screen
Display type Fixed Type Fully Articulated
Display size 2.7 inches 3.2 inches
Display resolution 230k dot 1,037k dot
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder Optical (pentamirror) Optical (pentaprism)
Viewfinder coverage 95 percent 100 percent
Viewfinder magnification 0.46x 0.7x
Features
Lowest shutter speed 60 secs 30 secs
Highest shutter speed 1/4000 secs 1/8000 secs
Continuous shooting speed 4.0 frames/s 4.4 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change white balance
Image stabilization
Inbuilt flash
Flash distance 12.00 m (at ISO 100) no built-in flash
Flash options Auto, Auto FP, Manual, Red-Eye Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync
External flash
Auto exposure bracketing
WB bracketing
Highest flash sync 1/180 secs 1/200 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions - 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p)
Max video resolution None 1920x1080
Video data format - MPEG-4, H.264
Mic jack
Headphone jack
Connectivity
Wireless None Auto Flash Discharge, Auto Flash + Red-eye Reduction, Flash On, Flash On + Red-eye Reduction, Slow-speed Sync, Slow-speed Sync + Red-eye, P-TTL, Trailing Curtain Sync, Contrast-control-sync, High-speed sync, Wireless sync
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Built-in
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 426g (0.94 lbs) 1010g (2.23 lbs)
Dimensions 130 x 91 x 53mm (5.1" x 3.6" x 2.1") 137 x 110 x 86mm (5.4" x 4.3" x 3.4")
DXO scores
DXO All around rating 56 not tested
DXO Color Depth rating 21.5 not tested
DXO Dynamic range rating 10.4 not tested
DXO Low light rating 527 not tested
Other
Battery life 500 pictures 670 pictures
Form of battery Battery Pack Battery Pack
Battery ID - D-LI90
Self timer Yes (2 or 12 sec) Yes (2 or 12 sec, custom)
Time lapse feature
Storage media Compact Flash (Type I or II), xD Picture Card Dual SD/SDHC/SDXC (UHS-I)
Storage slots 1 Two
Retail price $999 $1,737