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Olympus E-420 vs Pentax E85

Portability
77
Imaging
44
Features
36
Overall
40
Olympus E-420 front
 
Pentax Optio E85 front
Portability
95
Imaging
35
Features
10
Overall
25

Olympus E-420 vs Pentax E85 Key Specs

Olympus E-420
(Full Review)
  • 10MP - Four Thirds Sensor
  • 2.7" Fixed Screen
  • ISO 100 - 1600
  • No Video
  • Micro Four Thirds Mount
  • 426g - 130 x 91 x 53mm
  • Launched June 2008
  • Replaced the Olympus E-410
Pentax E85
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 80 - 3200
  • 640 x 480 video
  • 32-96mm (F2.9-5.2) lens
  • 145g - 93 x 58 x 24mm
  • Announced September 2009
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Olympus E-420 vs Pentax E85 Overview

Below, we will be analyzing the Olympus E-420 versus Pentax E85, one being a Entry-Level DSLR and the latter is a Small Sensor Compact by manufacturers Olympus and Pentax. The resolution of the E-420 (10MP) and the E85 (12MP) is pretty close but the E-420 (Four Thirds) and E85 (1/2.3") feature totally different sensor sizes.

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The E-420 was revealed 15 months before the E85 which makes the cameras a generation apart from one another. Each of the cameras come with different body type with the Olympus E-420 being a Compact SLR camera and the Pentax E85 being a Compact camera.

Before going straight into a full comparison, below is a quick introduction of how the E-420 matches up vs the E85 in terms of portability, imaging, features and an overall grade.

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Reasons to pick Olympus E-420 over the Pentax E85

 E-420 E85 
Focus manually Dial exact focus

Reasons to pick Pentax E85 over the Olympus E-420

 E85 E-420 
AnnouncedSeptember 2009June 2008More recent by 15 months

Common features in the Olympus E-420 and Pentax E85

 E-420 E85 
Screen typeFixed Fixed Fixed screen
Screen dimension2.7"2.7"Identical screen dimensions
Screen resolution230k230kEqual screen resolution
Selfie screen Absent selfie screen
Touch screen Neither features Touch screen

Olympus E-420 vs Pentax E85 Physical Comparison

If you're planning to lug around your camera, you have to consider its weight and proportions. The Olympus E-420 enjoys physical dimensions of 130mm x 91mm x 53mm (5.1" x 3.6" x 2.1") with a weight of 426 grams (0.94 lbs) whilst the Pentax E85 has measurements of 93mm x 58mm x 24mm (3.7" x 2.3" x 0.9") having a weight of 145 grams (0.32 lbs).

Take a look at the Olympus E-420 versus Pentax E85 in the all new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an Interchangeable Lens Camera will differ dependant on the lens you are utilising at that time. Following is the front view overall size comparison of the E-420 and the E85.

Olympus E-420 vs Pentax E85 size comparison

Using dimensions and weight, the portability rating of the E-420 and E85 is 77 and 95 respectively.

Olympus E-420 vs Pentax E85 top view buttons comparison

Olympus E-420 vs Pentax E85 Sensor Comparison

More often than not, its tough to envision the difference in sensor measurements merely by looking through technical specs. The photograph here should give you a far better sense of the sensor sizes in the E-420 and E85.

As you can tell, the 2 cameras have got different megapixel count and different sensor measurements. The E-420 with its bigger sensor will make shooting shallower DOF simpler and the Pentax E85 will provide you with more detail because of its extra 2MP. Higher resolution will allow you to crop photographs much more aggressively. The older E-420 will be disadvantaged in sensor technology.

Olympus E-420 vs Pentax E85 sensor size comparison

Olympus E-420 vs Pentax E85 Screen and ViewFinder

Olympus E-420 vs Pentax E85 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-420 Portrait photography highlights
Pentax E85 Portrait photography highlights
56
you can focus manually
nice sensor size (Four Thirds)
supports RAW files
low megapixels (10 megapixels)
21
no manual focus
lack of manual mode
can't use external flash
MP count low (12MP)
sensor size is tiny (1/2.3")
no RAW format
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Street Comparison

Street photography with Olympus E-420
Street photography with Pentax E85
64
nice sensor size (Four Thirds)
supports RAW files
lighter than competition (426g)
no moving screen
lack of image stabilization
47
fixed screen
no image stabilization
sensor size is tiny (1/2.3")
no RAW format
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Sports Comparison

Olympus E-420 as a Sports photography camera
Pentax E85 as a Sports photography camera
38
nice sensor size (Four Thirds)
has phase detect autofocus
slow continuous shooting (4.0 fps)
lack of image stabilization
low megapixels (10MP)
bad battery pack (500 CIPA)
17
continuous shooting slow (1.0 frames/s)
lack of shutter priority mode
no image stabilization
MP count low (12MP)
sensor size is tiny (1/2.3")
no phase detect autofocus
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Travel Comparison

Olympus E-420 as a Travel photography camera
Pentax E85 as a Travel photography camera
52
lighter than competition (426g)
flash built-in
doesn't have Timelapse function
bad battery pack (500 per charge)
low megapixels (10MP)
display isn't selfie friendly
51
flash built-in
does not have Timelapse recording
MP count low (12 megapixels)
screen isn't selfie friendly
wide angle not good (32mm)
somewhat slow max aperture (f2.9)
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Landscape Comparison

Olympus E-420 as a Landscape photography camera
Pentax E85 as a Landscape photography camera
47
you can focus manually
switch lenses (Micro Four Thirds mount)
nice sensor size (Four Thirds)
supports RAW files
screen is small (2.7")
lack of image stabilization
low megapixels (10MP)
bad battery pack (500 CIPA)
doesn't have Timelapse function
23
no manual focus
cannot swap lenses (fixed lens mount)
wide angle not good (32mm)
somewhat slow max aperture (f2.9)
tiny screen (2.7 inches)
lack of manual mode
no image stabilization
MP count low (12MP)
sensor size is tiny (1/2.3")
no RAW format
does not have Timelapse recording
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Vlogging Comparison

Olympus E-420 Vlogging details
Pentax E85 Vlogging details
9
lack of video recording
22
wide angle not good (32mm)
somewhat slow max aperture (f2.9)
screen isn't selfie friendly
no image stabilization
video res low (640 x 480 resolution)
does not have external microphone port
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Olympus E-420 vs Pentax E85 Specifications

Detailed spec comparison table for Olympus E-420 and Pentax E85
 Olympus E-420Pentax Optio E85
General Information
Company Olympus Pentax
Model Olympus E-420 Pentax Optio E85
Category Entry-Level DSLR Small Sensor Compact
Launched 2008-06-23 2009-09-17
Body design Compact SLR Compact
Sensor Information
Powered by TruePic III -
Sensor type CMOS CCD
Sensor size Four Thirds 1/2.3"
Sensor measurements 17.3 x 13mm 6.17 x 4.55mm
Sensor surface area 224.9mm² 28.1mm²
Sensor resolution 10 megapixels 12 megapixels
Anti aliasing filter
Aspect ratio 4:3 4:3 and 16:9
Maximum resolution 3648 x 2736 4000 x 3000
Maximum native ISO 1600 3200
Min native ISO 100 80
RAW files
Autofocusing
Focus manually
Touch focus
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection autofocus
Contract detection autofocus
Phase detection autofocus
Number of focus points 3 -
Lens
Lens mounting type Micro Four Thirds fixed lens
Lens focal range - 32-96mm (3.0x)
Largest aperture - f/2.9-5.2
Macro focus range - 10cm
Number of lenses 45 -
Crop factor 2.1 5.8
Screen
Range of screen Fixed Type Fixed Type
Screen size 2.7 inches 2.7 inches
Screen resolution 230 thousand dot 230 thousand dot
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder Optical (pentamirror) None
Viewfinder coverage 95% -
Viewfinder magnification 0.46x -
Features
Lowest shutter speed 60s 2s
Highest shutter speed 1/4000s 1/2000s
Continuous shooting speed 4.0 frames per sec 1.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes -
Custom white balance
Image stabilization
Inbuilt flash
Flash range 12.00 m (at ISO 100) 3.00 m
Flash settings Auto, Auto FP, Manual, Red-Eye -
Hot shoe
Auto exposure bracketing
WB bracketing
Highest flash sync 1/180s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions - 640 x 480 (30 fps), 320 x 240 (30 fps)
Maximum video resolution None 640x480
Video file format - Motion JPEG
Microphone jack
Headphone jack
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 seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 426 grams (0.94 lbs) 145 grams (0.32 lbs)
Dimensions 130 x 91 x 53mm (5.1" x 3.6" x 2.1") 93 x 58 x 24mm (3.7" x 2.3" x 0.9")
DXO scores
DXO All around score 56 not tested
DXO Color Depth score 21.5 not tested
DXO Dynamic range score 10.4 not tested
DXO Low light score 527 not tested
Other
Battery life 500 shots -
Style of battery Battery Pack -
Battery model - D-LI95
Self timer Yes (2 or 12 sec) Yes (2 or 10 sec)
Time lapse feature
Storage media Compact Flash (Type I or II), xD Picture Card SD/SDHC, Internal
Storage slots One One
Cost at launch $999 $0