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Olympus E-1 vs Pentax K-1 II

Portability
59
Imaging
38
Features
36
Overall
37
Olympus E-1 front
 
Pentax K-1 Mark II front
Portability
55
Imaging
78
Features
82
Overall
79

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

Olympus E-1
(Full Review)
  • 5MP - Four Thirds Sensor
  • 1.8" Fixed Display
  • ISO 100 - 3200
  • No Video
  • Micro Four Thirds Mount
  • 735g - 141 x 104 x 81mm
  • Released November 2003
  • Replacement is Olympus E-3
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 Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF4 Mount
  • 1010g - 137 x 110 x 86mm
  • Announced February 2018
  • Replaced the Pentax K-1
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Olympus E-1 vs Pentax K-1 II Overview

Here is a in-depth review of the Olympus E-1 vs Pentax K-1 II, former being a Pro DSLR while the other is a Advanced DSLR by companies Olympus and Pentax. There exists a considerable gap between the image resolutions of the E-1 (5MP) and K-1 II (36MP) and the E-1 (Four Thirds) and K-1 II (Full frame) boast totally different sensor sizing.

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The E-1 was brought out 15 years earlier than the K-1 II and that is quite a large difference as far as technology is concerned. Each of the cameras feature different body design with the Olympus E-1 being a Large SLR camera and the Pentax K-1 II being a Mid-size SLR camera.

Before diving right into a complete comparison, here is a simple highlight of how the E-1 grades vs the K-1 II when considering portability, imaging, features and an overall rating.

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

 E-1 K-1 II 

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

 K-1 II E-1 
AnnouncedFebruary 2018November 2003Fresher by 173 months
Display typeFully ArticulatedFixed Fully Articulating display
Display size3.2"1.8"Larger display (+1.4")
Display resolution1037k134kCrisper display (+903k dot)

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

 E-1 K-1 II 
Focus manually More accurate focusing
Selfie screen Neither contains selfie screen
Touch display Neither contains Touch display

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

If you're intending to carry your camera often, you're going to have to factor in its weight and measurements. The Olympus E-1 has got exterior measurements of 141mm x 104mm x 81mm (5.6" x 4.1" x 3.2") with a weight of 735 grams (1.62 lbs) whilst the Pentax K-1 II has proportions of 137mm x 110mm x 86mm (5.4" x 4.3" x 3.4") accompanied by a weight of 1010 grams (2.23 lbs).

Compare the Olympus E-1 vs Pentax K-1 II in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will vary depending on the lens you choose at that moment. Here is a front view proportions comparison of the E-1 versus the K-1 II.

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

Taking into account dimensions and weight, the portability rating of the E-1 and K-1 II is 59 and 55 respectively.

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

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

Quite often, it is very tough to envision the gap between sensor sizing only by reading through technical specs. The visual below should give you a far better sense of the sensor sizing in the E-1 and K-1 II.

As you have seen, both cameras come with different megapixel count and different sensor sizing. The E-1 because of its tinier sensor will make getting bokeh more challenging and the Pentax K-1 II will give more detail having its extra 31 Megapixels. Greater resolution can also enable you to crop pics a good deal more aggressively. The older E-1 is going to be behind when it comes to sensor tech.

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

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

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

Portrait Comparison

Portrait photography with Olympus E-1
Portrait photography with Pentax K-1 II
46
you can focus manually
nice sensor size (Four Thirds)
saves RAW formats
no liveview
low resolution (5 megapixels)
86
manual focus
great MP (36 megapixels)
sensor size is large (Full frame)
offers face detection focusing
saves RAW files
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Street Comparison

Street photography with Olympus E-1
Street photography with Pentax K-1 II
57
nice sensor size (Four Thirds)
saves RAW formats
weather sealing
lighter than competitors in class (735 grams)
screen does not articulate
no image stabilization
70
screen articulates fully
has image stabilization (Sensor based 5-axis)
sensor size is large (Full frame)
saves RAW files
environment sealing
very good ISO range (819,200)
heavier than competitors in class (1,010 grams)
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Sports Comparison

Sports photography with Olympus E-1
Sports photography with Pentax K-1 II
40
nice sensor size (Four Thirds)
weather sealing
has phase detect AF
no liveview
slow continuous shooting (3.0 frames/s)
no image stabilization
low resolution (5 megapixels)
77
max shutter speed is good (1/8,000 seconds)
has image stabilization (Sensor based 5-axis)
great MP (36MP)
sensor size is large (Full frame)
offers tracking autofocus
environment sealing
comes with phase detect AF
slow fps (4.4 frames per second)
terrible battery (670 per charge)
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Travel Comparison

Olympus E-1 Travel photography factors
Pentax K-1 II Travel photography factors
47
lighter than competitors in class (735g)
weather sealing
no Time Lapse function
low resolution (5 megapixels)
doesn't feature selfie friendly display
53
environment sealing
great MP (36 megapixels)
terrible battery (670 CIPA)
heavier than competitors in class (1,010g)
doesn't have selfie friendly display
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Landscape Comparison

Landscape photography with Olympus E-1
Landscape photography with Pentax K-1 II
46
you can focus manually
interchangeable lenses (Micro Four Thirds mount)
nice sensor size (Four Thirds)
saves RAW formats
weather sealing
screen is small (1.8 inches)
no liveview
no image stabilization
low resolution (5MP)
no Time Lapse function
82
manual focus
interchangeable lenses (Pentax KAF4 mount)
screen size is good (3.2 inches)
has image stabilization (Sensor based 5-axis)
great MP (36 megapixels)
sensor size is large (Full frame)
doesnt have low pass filter
very good ISO range (819,200)
saves RAW files
environment sealing
has double storage slots
terrible battery (670 shots)
Photography Glossary

Vlogging Comparison

Olympus E-1 as a Vlogging camera
Pentax K-1 II as a Vlogging camera
9
no video shooting
32
has image stabilization (Sensor based 5-axis)
offers face detection focusing
video resolution high (1920 x 1080 pxls)
does have external mic port
doesn't have selfie friendly display
heavier than competitors in class (1,010 grams)
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Olympus E-1 vs Pentax K-1 II Specifications

Detailed spec comparison table for Olympus E-1 and Pentax K-1 II
 Olympus E-1Pentax K-1 Mark II
General Information
Make Olympus Pentax
Model Olympus E-1 Pentax K-1 Mark II
Type Pro DSLR Advanced DSLR
Released 2003-11-29 2018-02-22
Body design Large SLR Mid-size SLR
Sensor Information
Powered by - PRIME IV
Sensor type CCD CMOS
Sensor size Four Thirds Full frame
Sensor dimensions 17.3 x 13mm 35.9 x 24mm
Sensor surface area 224.9mm² 861.6mm²
Sensor resolution 5 megapixel 36 megapixel
Anti aliasing filter
Aspect ratio 4:3 3:2
Highest resolution 2560 x 1920 7360 x 4912
Highest native ISO 3200 819200
Minimum native ISO 100 100
RAW support
Autofocusing
Focus manually
AF touch
AF continuous
AF single
AF tracking
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 3 33
Cross focus points - 25
Lens
Lens mounting type Micro Four Thirds Pentax KAF4
Number of lenses 45 151
Focal length multiplier 2.1 1
Screen
Display type Fixed Type Fully Articulated
Display size 1.8 inches 3.2 inches
Resolution of display 134 thousand dot 1,037 thousand dot
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder type Optical (pentaprism) Optical (pentaprism)
Viewfinder coverage 100% 100%
Viewfinder magnification 0.48x 0.7x
Features
Slowest shutter speed 60s 30s
Maximum shutter speed 1/4000s 1/8000s
Continuous shooting speed 3.0 frames/s 4.4 frames/s
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash range no built-in flash no built-in flash
Flash modes 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
Hot shoe
AEB
WB bracketing
Maximum flash sync 1/180s 1/200s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions - 1920 x 1080 (60i, 50i, 30p, 25p, 24p), 1280 x 720 (60p, 50p)
Highest video resolution None 1920x1080
Video file 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 proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 735g (1.62 pounds) 1010g (2.23 pounds)
Physical dimensions 141 x 104 x 81mm (5.6" x 4.1" x 3.2") 137 x 110 x 86mm (5.4" x 4.3" x 3.4")
DXO scores
DXO All around score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery life - 670 photographs
Form of battery - Battery Pack
Battery model - D-LI90
Self timer Yes (2 or 12 sec) Yes (2 or 12 sec, custom)
Time lapse shooting
Storage media Compact Flash (Type I or II) Dual SD/SDHC/SDXC (UHS-I)
Storage slots One 2
Retail cost $1,700 $1,737