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Olympus 7040 vs Pentax K-S1

Portability
95
Imaging
36
Features
31
Overall
34
Olympus Stylus 7040 front
 
Pentax K-S1 front
Portability
69
Imaging
63
Features
70
Overall
65

Olympus 7040 vs Pentax K-S1 Key Specs

Olympus 7040
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 64 - 1600
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 28-196mm (F3.0-5.9) lens
  • 144g - 95 x 56 x 26mm
  • Introduced January 2010
  • Also Known as mju 7040
Pentax K-S1
(Full Review)
  • 20MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 51200
  • Sensor based Image Stabilization
  • No Anti-Alias Filter
  • 1/6000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 558g - 121 x 93 x 70mm
  • Introduced August 2014
  • Renewed by Pentax K-S2
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Olympus 7040 vs Pentax K-S1 Overview

Below is a in depth analysis of the Olympus 7040 vs Pentax K-S1, former being a Small Sensor Compact while the latter is a Advanced DSLR by brands Olympus and Pentax. There is a considerable difference between the image resolutions of the 7040 (14MP) and K-S1 (20MP) and the 7040 (1/2.3") and K-S1 (APS-C) possess totally different sensor sizing.

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The 7040 was unveiled 5 years before the K-S1 and that is quite a large difference as far as tech is concerned. Both of the cameras come with different body type with the Olympus 7040 being a Compact camera and the Pentax K-S1 being a Mid-size SLR camera.

Before getting in to a thorough comparison, below is a concise overview of how the 7040 matches up against the K-S1 with regards to portability, imaging, features and an overall grade.

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Reasons to pick Olympus 7040 over the Pentax K-S1

 7040 K-S1 

Reasons to pick Pentax K-S1 over the Olympus 7040

 K-S1 7040 
IntroducedAugust 2014January 2010More recent by 56 months
Manually focus Very exact focus
Screen resolution921k230kSharper screen (+691k dot)

Common features in the Olympus 7040 and Pentax K-S1

 7040 K-S1 
Screen typeFixed Fixed Fixed screen
Screen dimension3"3"Identical screen measurement
Selfie screen Neither offers selfie screen
Touch friendly screen Neither offers Touch friendly screen

Olympus 7040 vs Pentax K-S1 Physical Comparison

For anyone who is intending to lug around your camera regularly, you will need to consider its weight and measurements. The Olympus 7040 offers physical dimensions of 95mm x 56mm x 26mm (3.7" x 2.2" x 1.0") with a weight of 144 grams (0.32 lbs) while the Pentax K-S1 has proportions of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") accompanied by a weight of 558 grams (1.23 lbs).

Check out the Olympus 7040 vs Pentax K-S1 in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will change depending on the lens you are using during that time. Following is the front view measurement comparison of the 7040 vs the K-S1.

Olympus 7040 vs Pentax K-S1 size comparison

Taking into account size and weight, the portability grade of the 7040 and K-S1 is 95 and 69 respectively.

Olympus 7040 vs Pentax K-S1 top view buttons comparison

Olympus 7040 vs Pentax K-S1 Sensor Comparison

In many cases, it is very difficult to see the gap between sensor measurements just by reading through specs. The photograph below will help provide you a much better sense of the sensor dimensions in the 7040 and K-S1.

As you can plainly see, both the cameras have got different megapixels and different sensor measurements. The 7040 using its tinier sensor will make achieving shallower DOF more challenging and the Pentax K-S1 will give you more detail having an extra 6MP. Higher resolution will also make it easier to crop pictures much more aggressively. The older 7040 is going to be disadvantaged when it comes to sensor technology.

Olympus 7040 vs Pentax K-S1 sensor size comparison

Olympus 7040 vs Pentax K-S1 Screen and ViewFinder

Olympus 7040 vs Pentax K-S1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Olympus 7040
Portrait photography with Pentax K-S1
28
decent megapixels (14 megapixels)
lack of manual focus
lack of manual mode
external flash not possible
sensor is very small (1/2.3")
no RAW format
77
you can focus manually
decent MP (20 megapixels)
sensor size is nice (APS-C)
features face detection focusing
exports RAW formats
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Street Comparison

Street photography with Olympus 7040
Street photography with Pentax K-S1
57
has image stabilization (Sensor-shift)
screen does not articulate
sensor is very small (1/2.3")
no RAW format
73
has image stabilization (Sensor based)
sensor size is nice (APS-C)
exports RAW formats
lighter than average (558 grams)
good ISO range (51,200)
screen is fixed
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Sports Comparison

Olympus 7040 as a Sports photography camera
Pentax K-S1 as a Sports photography camera
39
has image stabilization (Sensor-shift)
decent megapixels (14 megapixels)
comes with tracking autofocus
max fps very slow (1.0 frames/s)
no shutter priority
sensor is very small (1/2.3")
no phase detect AF
69
max shutter speed is good (1/6,000s)
has image stabilization (Sensor based)
decent MP (20 megapixels)
sensor size is nice (APS-C)
features tracking autofocus
supports phase detect AF
max frames per second very slow (5.4 frames/s)
terrible battery power (410 per charge)
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Travel Comparison

Travel photography with Olympus 7040
Travel photography with Pentax K-S1
65
decent megapixels (14MP)
has built in flash
rather wide (28mm)
lack of Timelapse function
screen isn't selfie friendly
sluggish maximum aperture (f3.0)
60
lighter than average (558g)
decent MP (20MP)
has built in flash
doesn't have Time Lapse mode
terrible battery power (410 per charge)
doesn't contain selfie friendly screen
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Landscape Comparison

Olympus 7040 Landscape photography features
Pentax K-S1 Landscape photography features
42
rather wide (28mm)
screen size is decent (3")
has image stabilization (Sensor-shift)
decent megapixels (14 megapixels)
lack of manual focus
cannot switch lenses (fixed lens mount)
sluggish maximum aperture (f3.0)
lack of manual mode
sensor is very small (1/2.3")
no RAW format
lack of Timelapse function
73
you can focus manually
change lenses (Pentax KAF2 mount)
decent sized screen (3")
has image stabilization (Sensor based)
decent MP (20MP)
sensor size is nice (APS-C)
no anti aliasing filter
good ISO range (51,200)
exports RAW formats
terrible battery power (410 shots)
doesn't have Time Lapse mode
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Vlogging Comparison

Olympus 7040 Vlogging details
Pentax K-S1 Vlogging details
29
rather wide (28mm)
has image stabilization (Sensor-shift)
sluggish maximum aperture (f3.0)
screen isn't selfie friendly
low res video (1280 x 720 pixels)
lack of external microphone socket
33
has image stabilization (Sensor based)
features face detection focusing
video res high (1920 x 1080 resolution)
lighter than average (558 grams)
doesn't contain selfie friendly screen
doesn't have external mic jack
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Olympus 7040 vs Pentax K-S1 Specifications

Detailed spec comparison table for Olympus 7040 and Pentax K-S1
 Olympus Stylus 7040Pentax K-S1
General Information
Manufacturer Olympus Pentax
Model type Olympus Stylus 7040 Pentax K-S1
Also referred to as mju 7040 -
Type Small Sensor Compact Advanced DSLR
Introduced 2010-01-07 2014-08-27
Body design Compact Mid-size SLR
Sensor Information
Powered by TruePic III Prime MII
Sensor type CCD CMOS
Sensor size 1/2.3" APS-C
Sensor dimensions 6.08 x 4.56mm 23.5 x 15.6mm
Sensor surface area 27.7mm² 366.6mm²
Sensor resolution 14 megapixel 20 megapixel
Anti alias filter
Aspect ratio 4:3 and 16:9 3:2
Maximum resolution 4288 x 3216 5472 x 3648
Maximum native ISO 1600 51200
Minimum native ISO 64 100
RAW support
Autofocusing
Focus manually
Touch focus
AF continuous
AF single
Tracking AF
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detection AF
Contract detection AF
Phase detection AF
Total focus points - 11
Lens
Lens support fixed lens Pentax KAF2
Lens zoom range 28-196mm (7.0x) -
Maximum aperture f/3.0-5.9 -
Macro focusing range 2cm -
Number of lenses - 151
Crop factor 5.9 1.5
Screen
Screen type Fixed Type Fixed Type
Screen diagonal 3 inch 3 inch
Screen resolution 230 thousand dot 921 thousand dot
Selfie friendly
Liveview
Touch display
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 1.0fps 5.4fps
Shutter priority
Aperture priority
Manual exposure
Exposure compensation - Yes
Change WB
Image stabilization
Integrated flash
Flash distance 5.70 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
Hot shoe
AE bracketing
WB bracketing
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1280 x 720 (30 fps) 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 1280x720 1920x1080
Video file format Motion JPEG H.264
Mic input
Headphone input
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
Environment seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 144g (0.32 pounds) 558g (1.23 pounds)
Dimensions 95 x 56 x 26mm (3.7" x 2.2" x 1.0") 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 pictures
Battery format - Battery Pack
Battery ID - D-LI109
Self timer Yes (2 or 12 seconds) Yes ( 2 or 12 seconds)
Time lapse feature
Type of storage SC/SDHC, Internal SD/SDHC/SDXC
Storage slots One One
Pricing at launch $299 $339