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Panasonic FX78 vs Pentax K-S1

Portability
95
Imaging
35
Features
31
Overall
33
Panasonic Lumix DMC-FX78 front
 
Pentax K-S1 front
Portability
69
Imaging
63
Features
70
Overall
65

Panasonic FX78 vs Pentax K-S1 Key Specs

Panasonic FX78
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3.5" Fixed Display
  • ISO 100 - 6400
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 24-120mm (F2.5-5.9) lens
  • 142g - 100 x 55 x 21mm
  • Released January 2011
  • Additionally referred to as Lumix DMC-FX77
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
  • Replacement is Pentax K-S2
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Panasonic FX78 vs Pentax K-S1 Overview

Lets look more closely at the Panasonic FX78 vs Pentax K-S1, former being a Small Sensor Compact while the latter is a Advanced DSLR by rivals Panasonic and Pentax. There is a large difference among the image resolutions of the FX78 (12MP) and K-S1 (20MP) and the FX78 (1/2.3") and K-S1 (APS-C) offer totally different sensor size.

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The FX78 was introduced 4 years prior to the K-S1 and that is a fairly serious difference as far as camera tech is concerned. Both of the cameras have different body design with the Panasonic FX78 being a Compact camera and the Pentax K-S1 being a Mid-size SLR camera.

Before going straight to a detailed comparison, here is a brief overview of how the FX78 scores against the K-S1 in regards to portability, imaging, features and an overall rating.

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Reasons to pick Panasonic FX78 over the Pentax K-S1

 FX78 K-S1 
Screen dimensions3.5"3"Bigger screen (+0.5")
Touch screen Quickly navigate

Reasons to pick Pentax K-S1 over the Panasonic FX78

 K-S1 FX78 
IntroducedAugust 2014January 2011Fresher by 43 months
Focus manually Dial precise focus
Screen resolution921k230kClearer screen (+691k dot)

Common features in the Panasonic FX78 and Pentax K-S1

 FX78 K-S1 
Screen typeFixed Fixed Fixed screen
Selfie screen Neither provides selfie screen

Panasonic FX78 vs Pentax K-S1 Physical Comparison

For anybody who is intending to carry your camera regularly, you have to consider its weight and dimensions. The Panasonic FX78 provides outside measurements of 100mm x 55mm x 21mm (3.9" x 2.2" x 0.8") along with a weight of 142 grams (0.31 lbs) while the Pentax K-S1 has dimensions of 121mm x 93mm x 70mm (4.8" x 3.7" x 2.8") accompanied by a weight of 558 grams (1.23 lbs).

See the Panasonic FX78 vs Pentax K-S1 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Keep in mind, the weight of an ILC will differ dependant on the lens you are utilizing at that time. The following is a front view sizing comparison of the FX78 versus the K-S1.

Panasonic FX78 vs Pentax K-S1 size comparison

Taking into consideration size and weight, the portability rating of the FX78 and K-S1 is 95 and 69 respectively.

Panasonic FX78 vs Pentax K-S1 top view buttons comparison

Panasonic FX78 vs Pentax K-S1 Sensor Comparison

In many cases, it can be tough to envision the difference in sensor sizing merely by seeing technical specs. The graphic below may give you a greater sense of the sensor measurements in the FX78 and K-S1.

As you have seen, both the cameras have different resolutions and different sensor sizing. The FX78 with its smaller sensor will make shooting shallow depth of field more difficult and the Pentax K-S1 will provide greater detail using its extra 8MP. Higher resolution will also allow you to crop shots a bit more aggressively. The older FX78 will be disadvantaged when it comes to sensor tech.

Panasonic FX78 vs Pentax K-S1 sensor size comparison

Panasonic FX78 vs Pentax K-S1 Screen and ViewFinder

Panasonic FX78 vs Pentax K-S1 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic FX78 Portrait photography highlights
Pentax K-S1 Portrait photography highlights
21
focusing manually not possible
no manual control
cannot use external flash
low MP (12MP)
very small sensor (1/2.3")
has no RAW files
77
focusing manually
good resolution (20MP)
sensor size is decent (APS-C)
supports face detection focusing
saves RAW files
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Street Comparison

Panasonic FX78 Street photography advice
Pentax K-S1 Street photography advice
57
image stabilization (Optical)
fixed screen
very small sensor (1/2.3")
has no RAW files
73
built in image stabilization (Sensor based)
sensor size is decent (APS-C)
saves RAW files
lighter than others (558g)
above average high ISO (51,200)
no articulating screen
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Sports Comparison

Panasonic FX78 as a Sports photography camera
Pentax K-S1 as a Sports photography camera
28
image stabilization (Optical)
features tracking focus
max shutter speed is low (1/1,400s)
very slow continuous shooting (4.0 frames/s)
no shutter priority mode
low MP (12 megapixels)
very small sensor (1/2.3")
low battery life (200 shots)
has no phase detect autofocus
69
maximum shutter speed is high (1/6,000 seconds)
built in image stabilization (Sensor based)
good resolution (20 megapixels)
sensor size is decent (APS-C)
supports tracking autofocus
has phase detect AF
max fps very slow (5.4 frames per second)
not so great battery (410 shots)
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Travel Comparison

Travel photography with Panasonic FX78
Travel photography with Pentax K-S1
56
built-in flash
fairly wide (24mm)
does not have Time Lapse function
low battery life (200 shots)
low MP (12 megapixels)
display is not selfie friendly
somewhat slow maximum aperture (f2.5)
60
lighter than others (558g)
good resolution (20 megapixels)
has built in flash
no Timelapse mode
not so great battery (410 shots)
doesn't have a selfie friendly display
Photography Glossary

Landscape Comparison

Panasonic FX78 Landscape photography information
Pentax K-S1 Landscape photography information
36
fairly wide (24mm)
screen larger than average (3.5 inch)
image stabilization (Optical)
focusing manually not possible
fixed lens (fixed lens mount)
somewhat slow maximum aperture (f2.5)
no manual control
low MP (12MP)
very small sensor (1/2.3")
has no RAW files
low battery life (200 shots)
does not have Time Lapse function
73
focusing manually
switch lenses (Pentax KAF2 mount)
screen size is good (3 inches)
built in image stabilization (Sensor based)
good resolution (20 megapixels)
sensor size is decent (APS-C)
does not have low pass filter
above average high ISO (51,200)
saves RAW files
not so great battery (410 shots)
no Timelapse mode
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Vlogging Comparison

Panasonic FX78 as a Vlogging camera
Pentax K-S1 as a Vlogging camera
33
fairly wide (24mm)
touchscreen capability
image stabilization (Optical)
video resolution high (1920 x 1080 pxls)
somewhat slow maximum aperture (f2.5)
display is not selfie friendly
does not have mic socket
33
built in image stabilization (Sensor based)
supports face detection focusing
good video quality (1920 x 1080 resolution)
lighter than others (558g)
doesn't have a selfie friendly display
no external microphone socket
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Panasonic FX78 vs Pentax K-S1 Specifications

Detailed spec comparison table for Panasonic FX78 and Pentax K-S1
 Panasonic Lumix DMC-FX78Pentax K-S1
General Information
Company Panasonic Pentax
Model Panasonic Lumix DMC-FX78 Pentax K-S1
Otherwise known as Lumix DMC-FX77 -
Class Small Sensor Compact Advanced DSLR
Released 2011-01-25 2014-08-27
Physical type Compact Mid-size SLR
Sensor Information
Chip Venus Engine FHD Prime MII
Sensor type CCD CMOS
Sensor size 1/2.3" APS-C
Sensor measurements 6.08 x 4.56mm 23.5 x 15.6mm
Sensor surface area 27.7mm² 366.6mm²
Sensor resolution 12MP 20MP
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2
Full resolution 4000 x 3000 5472 x 3648
Max native ISO 6400 51200
Minimum native ISO 100 100
RAW files
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Single autofocus
Autofocus tracking
Autofocus selectice
Autofocus center weighted
Multi area autofocus
Live view autofocus
Face detect focus
Contract detect focus
Phase detect focus
Number of focus points 11 11
Lens
Lens mount fixed lens Pentax KAF2
Lens focal range 24-120mm (5.0x) -
Maximum aperture f/2.5-5.9 -
Macro focus range 5cm -
Amount of lenses - 151
Focal length multiplier 5.9 1.5
Screen
Display type Fixed Type Fixed Type
Display size 3.5" 3"
Resolution of display 230 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch operation
Display tech TFT LCD -
Viewfinder Information
Viewfinder None Optical (pentaprism)
Viewfinder coverage - 100%
Viewfinder magnification - 0.64x
Features
Slowest shutter speed 60s 30s
Maximum shutter speed 1/1400s 1/6000s
Continuous shooting rate 4.0 frames per second 5.4 frames per second
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Change white balance
Image stabilization
Inbuilt flash
Flash range 5.60 m 10.00 m (at ISO 100)
Flash settings Auto, On, Off, Red-eye, Slow Syncro Auto, auto + redeye, on, on + redeye reduction, slow sync, trailing curtain sync, manual
External flash
AEB
White balance bracketing
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 1920 x 1080 (60 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) 1920 x 1080 (30,25,24 fps), 1280 x 720 (60,50 fps)
Max video resolution 1920x1080 1920x1080
Video format MPEG-4, AVCHD H.264
Microphone port
Headphone port
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 sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 142 grams (0.31 pounds) 558 grams (1.23 pounds)
Physical dimensions 100 x 55 x 21mm (3.9" x 2.2" x 0.8") 121 x 93 x 70mm (4.8" x 3.7" x 2.8")
DXO scores
DXO All around score not tested 78
DXO Color Depth score not tested 23.5
DXO Dynamic range score not tested 13.0
DXO Low light score not tested 1061
Other
Battery life 200 photos 410 photos
Type of battery Battery Pack Battery Pack
Battery model - D-LI109
Self timer Yes (2 or 10 sec) Yes ( 2 or 12 seconds)
Time lapse feature
Type of storage SD/SDHC/SDXC, Internal SD/SDHC/SDXC
Card slots Single Single
Retail pricing $210 $339