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Olympus FE-4000 vs Pentax K-S1

Portability
95
Imaging
35
Features
17
Overall
27
Olympus FE-4000 front
 
Pentax K-S1 front
Portability
69
Imaging
63
Features
70
Overall
65

Olympus FE-4000 vs Pentax K-S1 Key Specs

Olympus FE-4000
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Display
  • ISO 100 - 1600
  • 640 x 480 video
  • 26-105mm (F2.6-5.9) lens
  • 136g - 95 x 57 x 22mm
  • Released July 2009
  • Also Known as X-925
Pentax K-S1
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fixed Display
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/6000s Max Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 558g - 121 x 93 x 70mm
  • Announced August 2014
  • Renewed by Pentax K-S2
Photography Glossary

Olympus FE-4000 vs Pentax K-S1 Overview

On this page, we are matching up the Olympus FE-4000 vs Pentax K-S1, one is a Small Sensor Compact and the other is a Advanced DSLR by companies Olympus and Pentax. There exists a significant gap between the sensor resolutions of the FE-4000 (12MP) and K-S1 (20MP) and the FE-4000 (1/2.3") and K-S1 (APS-C) have totally different sensor size.

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The FE-4000 was revealed 6 years before the K-S1 which is quite a sizable gap as far as technology is concerned. The two cameras have different body design with the Olympus FE-4000 being a Compact camera and the Pentax K-S1 being a Mid-size SLR camera.

Before we go into a step-by-step comparison, here is a short view of how the FE-4000 grades vs the K-S1 when considering portability, imaging, features and an overall score.

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Reasons to pick Olympus FE-4000 over the Pentax K-S1

 FE-4000 K-S1 

Reasons to pick Pentax K-S1 over the Olympus FE-4000

 K-S1 FE-4000 
AnnouncedAugust 2014July 2009More modern by 62 months
Manually focus Dial accurate focus
Display dimensions3"2.7"Larger display (+0.3")
Display resolution921k230kCrisper display (+691k dot)

Common features in the Olympus FE-4000 and Pentax K-S1

 FE-4000 K-S1 
Display typeFixed Fixed Fixed display
Selfie screen Missing selfie screen
Touch friendly display Missing Touch friendly display

Olympus FE-4000 vs Pentax K-S1 Physical Comparison

If you are aiming to carry around your camera regularly, you will have to consider its weight and dimensions. The Olympus FE-4000 offers exterior measurements of 95mm x 57mm x 22mm (3.7" x 2.2" x 0.9") with a weight of 136 grams (0.30 lbs) whilst the Pentax K-S1 has dimensions of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") having a weight of 558 grams (1.23 lbs).

Examine the Olympus FE-4000 vs Pentax K-S1 in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an Interchangeable Lens Camera will change depending on the lens you have at that moment. Below is a front view overall size comparison of the FE-4000 against the K-S1.

Olympus FE-4000 vs Pentax K-S1 size comparison

Considering dimensions and weight, the portability rating of the FE-4000 and K-S1 is 95 and 69 respectively.

Olympus FE-4000 vs Pentax K-S1 top view buttons comparison

Olympus FE-4000 vs Pentax K-S1 Sensor Comparison

Quite often, it is tough to see the contrast between sensor sizes only by reading through a spec sheet. The pic below will help provide you a more clear sense of the sensor measurements in the FE-4000 and K-S1.

Clearly, each of the cameras provide different megapixel count and different sensor sizes. The FE-4000 with its tinier sensor will make shooting bokeh more difficult and the Pentax K-S1 will resolve more detail because of its extra 8 Megapixels. Greater resolution will help you crop images more aggressively. The more aged FE-4000 is going to be behind with regard to sensor technology.

Olympus FE-4000 vs Pentax K-S1 sensor size comparison

Olympus FE-4000 vs Pentax K-S1 Screen and ViewFinder

Olympus FE-4000 vs Pentax K-S1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus FE-4000 as a Portrait photography camera
Pentax K-S1 as a Portrait photography camera
21
lack of manual focus
lack of manual mode
no external flash support
low resolution sensor (12MP)
sensor is tiny (1/2.3")
doesn't have RAW support
77
manual focus
megapixel count good (20 megapixels)
decent sensor size (APS-C)
features face detect focus
exports RAW formats
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Street Comparison

Olympus FE-4000 as a Street photography camera
Pentax K-S1 as a Street photography camera
55
lighter than others in class (136g)
fixed screen
no image stabilization
sensor is tiny (1/2.3")
doesn't have RAW support
73
built in image stabilization (Sensor based)
decent sensor size (APS-C)
exports RAW formats
lighter than others (558g)
very good high ISO (51,200)
screen is fixed
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Sports Comparison

Olympus FE-4000 Sports photography details
Pentax K-S1 Sports photography details
17
lack of shutter priority mode
no image stabilization
low resolution sensor (12MP)
sensor is tiny (1/2.3")
doesn't have phase detect autofocus
69
high shutter speed (1/6,000 seconds)
built in image stabilization (Sensor based)
megapixel count good (20MP)
decent sensor size (APS-C)
features tracking focus
has phase detect auto focus
low fps (5.4 frames per second)
not so great battery power (410 per charge)
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Travel Comparison

Travel photography with Olympus FE-4000
Travel photography with Pentax K-S1
62
lighter than others in class (136 grams)
has built in flash
really wide (26mm)
doesn't have Time Lapse recording
low resolution sensor (12 megapixels)
does not have a selfie friendly screen
sluggish max aperture (f2.6)
60
lighter than others (558g)
megapixel count good (20 megapixels)
flash built-in
doesn't have Time Lapse mode
not so great battery power (410 per charge)
doesn't contain selfie friendly display
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Landscape Comparison

Olympus FE-4000 as a Landscape photography camera
Pentax K-S1 as a Landscape photography camera
28
really wide (26mm)
lack of manual focus
cannot switch lenses (fixed lens mount)
sluggish max aperture (f2.6)
small screen (2.7")
lack of manual mode
no image stabilization
low resolution sensor (12MP)
sensor is tiny (1/2.3")
doesn't have RAW support
doesn't have Time Lapse recording
73
manual focus
switch lenses (Pentax KAF2 mount)
good sized screen (3 inch)
built in image stabilization (Sensor based)
megapixel count good (20 megapixels)
decent sensor size (APS-C)
doesnt have anti aliasing filter
very good high ISO (51,200)
exports RAW formats
not so great battery power (410 per charge)
doesn't have Time Lapse mode
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Vlogging Comparison

Vlogging with Olympus FE-4000
Vlogging with Pentax K-S1
28
really wide (26mm)
lighter than others in class (136 grams)
sluggish max aperture (f2.6)
does not have a selfie friendly screen
no image stabilization
low quality video (640 x 480 pxls)
doesn't have mic support
33
built in image stabilization (Sensor based)
features face detect focus
high quality video (1920 x 1080 pixels)
lighter than others (558g)
doesn't contain selfie friendly display
doesn't have mic port
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Olympus FE-4000 vs Pentax K-S1 Specifications

Detailed spec comparison table for Olympus FE-4000 and Pentax K-S1
 Olympus FE-4000Pentax K-S1
General Information
Brand Olympus Pentax
Model type Olympus FE-4000 Pentax K-S1
Also referred to as X-925 -
Class Small Sensor Compact Advanced DSLR
Released 2009-07-22 2014-08-27
Body design Compact Mid-size SLR
Sensor Information
Processor Chip TruePic III Prime MII
Sensor type CCD CMOS
Sensor size 1/2.3" APS-C
Sensor dimensions 6.17 x 4.55mm 23.5 x 15.6mm
Sensor surface area 28.1mm² 366.6mm²
Sensor resolution 12 megapixels 20 megapixels
Anti alias filter
Aspect ratio 4:3 3:2
Maximum resolution 3968 x 2976 5472 x 3648
Maximum native ISO 1600 51200
Min native ISO 100 100
RAW pictures
Autofocusing
Focus manually
Autofocus touch
Continuous autofocus
Autofocus single
Tracking autofocus
Autofocus selectice
Center weighted autofocus
Autofocus multi area
Live view autofocus
Face detect autofocus
Contract detect autofocus
Phase detect autofocus
Total focus points - 11
Lens
Lens support fixed lens Pentax KAF2
Lens zoom range 26-105mm (4.0x) -
Maximum aperture f/2.6-5.9 -
Macro focusing range 3cm -
Total lenses - 151
Focal length multiplier 5.8 1.5
Screen
Display type Fixed Type Fixed Type
Display size 2.7" 3"
Display resolution 230 thousand dot 921 thousand dot
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder None Optical (pentaprism)
Viewfinder coverage - 100%
Viewfinder magnification - 0.64x
Features
Lowest shutter speed 4 seconds 30 seconds
Highest shutter speed 1/2000 seconds 1/6000 seconds
Continuous shooting speed - 5.4fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation - Yes
Change white balance
Image stabilization
Built-in flash
Flash distance 4.00 m 10.00 m (at ISO 100)
Flash options Auto, On, Off, Red-eye, Fill-in Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual
External flash
AE bracketing
WB bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 640 x 480 (30, 15 fps), 320 x 240 (30, 15 fps) 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps)
Maximum video resolution 640x480 1920x1080
Video file format Motion JPEG H.264
Mic jack
Headphone jack
Connectivity
Wireless None Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Optional
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 136 grams (0.30 lbs) 558 grams (1.23 lbs)
Physical dimensions 95 x 57 x 22mm (3.7" x 2.2" x 0.9") 121 x 93 x 70mm (4.8" x 3.7" x 2.8")
DXO scores
DXO All around rating not tested 78
DXO Color Depth rating not tested 23.5
DXO Dynamic range rating not tested 13.0
DXO Low light rating not tested 1061
Other
Battery life - 410 images
Type of battery - Battery Pack
Battery ID - D-LI109
Self timer Yes (12 seconds) Yes ( 2 or 12 seconds)
Time lapse recording
Type of storage xD Picture Card, microSD Card, Internal SD/SDHC/SDXC
Storage slots One One
Retail pricing $130 $339