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Panasonic FX580 vs Pentax K-5

Portability
95
Imaging
34
Features
29
Overall
32
Panasonic Lumix DMC-FX580 front
 
Pentax K-5 front
Portability
60
Imaging
56
Features
82
Overall
66

Panasonic FX580 vs Pentax K-5 Key Specs

Panasonic FX580
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 80 - 1600 (Expand to 6400)
  • Optical Image Stabilization
  • 1280 x 720 video
  • 25-125mm (F2.8-5.9) lens
  • 167g - 95 x 57 x 22mm
  • Announced January 2009
  • Alternate Name is Lumix DMC-FX550
Pentax K-5
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 80 - 12800 (Bump to 51200)
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 1920 x 1080 video
  • Pentax KAF2 Mount
  • 740g - 131 x 97 x 73mm
  • Introduced December 2010
  • Old Model is Pentax K-7
  • Later Model is Pentax K-5 IIs
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Panasonic FX580 vs Pentax K-5 Overview

In this write-up, we will be looking at the Panasonic FX580 vs Pentax K-5, former is a Small Sensor Compact while the latter is a Advanced DSLR by rivals Panasonic and Pentax. There exists a large gap between the sensor resolutions of the FX580 (12MP) and K-5 (16MP) and the FX580 (1/2.3") and K-5 (APS-C) possess totally different sensor size.

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The FX580 was manufactured 23 months prior to the K-5 which makes the cameras a generation away from one another. Each of these cameras offer different body type with the Panasonic FX580 being a Compact camera and the Pentax K-5 being a Mid-size SLR camera.

Before we go in to a in-depth comparison, below is a concise highlight of how the FX580 scores vs the K-5 with regard to portability, imaging, features and an overall score.

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Reasons to pick Panasonic FX580 over the Pentax K-5

 FX580 K-5 

Reasons to pick Pentax K-5 over the Panasonic FX580

 K-5 FX580 
IntroducedDecember 2010January 2009More modern by 23 months
Manually focus More accurate focusing
Screen resolution921k230kCrisper screen (+691k dot)

Common features in the Panasonic FX580 and Pentax K-5

 FX580 K-5 
Screen typeFixed Fixed Fixed screen
Screen sizing3"3"Equivalent screen size
Selfie screen Neither contains selfie screen
Touch friendly screen Neither contains Touch friendly screen

Panasonic FX580 vs Pentax K-5 Physical Comparison

When you are planning to carry around your camera often, you will have to factor its weight and size. The Panasonic FX580 has got external dimensions of 95mm x 57mm x 22mm (3.7" x 2.2" x 0.9") having a weight of 167 grams (0.37 lbs) while the Pentax K-5 has specifications of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") with a weight of 740 grams (1.63 lbs).

Compare the Panasonic FX580 vs Pentax K-5 in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an ILC will differ depending on the lens you have at the time. The following is the front view dimensions comparison of the FX580 versus the K-5.

Panasonic FX580 vs Pentax K-5 size comparison

Using dimensions and weight, the portability rating of the FX580 and K-5 is 95 and 60 respectively.

Panasonic FX580 vs Pentax K-5 top view buttons comparison

Panasonic FX580 vs Pentax K-5 Sensor Comparison

Normally, it can be tough to see the difference between sensor sizes purely by reviewing specs. The image here will help give you a clearer sense of the sensor dimensions in the FX580 and K-5.

As you can plainly see, the 2 cameras offer different megapixel count and different sensor sizes. The FX580 because of its tinier sensor will make achieving shallower DOF more difficult and the Pentax K-5 will offer more detail due to its extra 4MP. Higher resolution can also let you crop shots a little more aggressively. The more aged FX580 is going to be disadvantaged when it comes to sensor tech.

Panasonic FX580 vs Pentax K-5 sensor size comparison

Panasonic FX580 vs Pentax K-5 Screen and ViewFinder

Panasonic FX580 vs Pentax K-5 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Panasonic FX580 as a Portrait photography camera
Pentax K-5 as a Portrait photography camera
26
offers face detection focus
lack of manual focus
manual exposure not available
external flash not possible
low resolution sensor (12 megapixels)
small sensor (1/2.3")
does not have RAW format
73
focusing manually
good megapixels (16 megapixels)
good sensor size (APS-C)
comes with face detect autofocus
delivers RAW formats
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Street Comparison

Panasonic FX580 Street photography factors
Pentax K-5 Street photography factors
56
image stabilization (Optical)
fixed screen
small sensor (1/2.3")
does not have RAW format
66
built in image stabilization (Sensor based)
good sensor size (APS-C)
delivers RAW formats
weather sealing
screen is fixed
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Sports Comparison

Panasonic FX580 Sports photography information
Pentax K-5 Sports photography information
27
image stabilization (Optical)
painfully slow continuous shooting (2.0 frames/s)
low resolution sensor (12MP)
small sensor (1/2.3")
does not have phase detect auto focus
78
max shutter speed is good (1/8,000s)
built in image stabilization (Sensor based)
good megapixels (16 megapixels)
good sensor size (APS-C)
comes with tracking focus
weather sealing
supports phase detect autofocus
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Travel Comparison

Panasonic FX580 Travel photography advice
Pentax K-5 Travel photography advice
58
built-in flash
pretty wide (25mm)
doesn't have Timelapse recording
low resolution sensor (12 megapixels)
screen isn't selfie friendly
somewhat slow max aperture (f2.8)
65
weather sealing
good megapixels (16MP)
has built in flash
does not offer selfie friendly display
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Landscape Comparison

Panasonic FX580 Landscape photography factors
Pentax K-5 Landscape photography factors
36
pretty wide (25mm)
screen size is decent (3 inch)
image stabilization (Optical)
lack of manual focus
fixed lens (fixed lens mount)
somewhat slow max aperture (f2.8)
manual exposure not available
low resolution sensor (12MP)
small sensor (1/2.3")
does not have RAW format
doesn't have Timelapse recording
78
focusing manually
interchangeable lenses (Pentax KAF2 mount)
pretty good screen size (3 inches)
built in image stabilization (Sensor based)
good megapixels (16MP)
good sensor size (APS-C)
delivers RAW formats
weather sealing
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Vlogging Comparison

Panasonic FX580 Vlogging details
Pentax K-5 Vlogging details
30
pretty wide (25mm)
image stabilization (Optical)
offers face detection focus
somewhat slow max aperture (f2.8)
screen isn't selfie friendly
low quality video (1280 x 720 pixels)
doesn't have external microphone support
33
built in image stabilization (Sensor based)
comes with face detect autofocus
high res video (1920 x 1080 resolution)
comes with mic support
does not offer selfie friendly display
Photography Glossary

Panasonic FX580 vs Pentax K-5 Specifications

Detailed spec comparison table for Panasonic FX580 and Pentax K-5
 Panasonic Lumix DMC-FX580Pentax K-5
General Information
Company Panasonic Pentax
Model type Panasonic Lumix DMC-FX580 Pentax K-5
Also Known as Lumix DMC-FX550 -
Class Small Sensor Compact Advanced DSLR
Announced 2009-01-27 2010-12-18
Physical type Compact Mid-size SLR
Sensor Information
Processor - Prime II
Sensor type CCD CMOS
Sensor size 1/2.3" APS-C
Sensor dimensions 6.08 x 4.56mm 23.7 x 15.7mm
Sensor surface area 27.7mm² 372.1mm²
Sensor resolution 12 megapixels 16 megapixels
Anti alias filter
Aspect ratio 16:9, 4:3 and 3:2 3:2
Peak resolution 4000 x 3000 4928 x 3264
Highest native ISO 1600 12800
Highest enhanced ISO 6400 51200
Min native ISO 80 80
RAW support
Autofocusing
Manual focusing
Touch to focus
AF continuous
Single AF
Tracking AF
AF selectice
AF center weighted
Multi area AF
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Total focus points 11 11
Cross type focus points - 9
Lens
Lens support fixed lens Pentax KAF2
Lens zoom range 25-125mm (5.0x) -
Maximum aperture f/2.8-5.9 -
Macro focusing range 5cm -
Available lenses - 151
Crop factor 5.9 1.5
Screen
Type of display Fixed Type Fixed Type
Display diagonal 3" 3"
Resolution of display 230k dots 921k dots
Selfie friendly
Liveview
Touch display
Display technology - TFT LCD monitor
Viewfinder Information
Viewfinder type None Optical (pentaprism)
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.61x
Features
Minimum shutter speed 60s 30s
Fastest shutter speed 1/2000s 1/8000s
Continuous shutter rate 2.0 frames/s 7.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation - Yes
Set WB
Image stabilization
Built-in flash
Flash distance 6.00 m 13.00 m (at ISO 100)
Flash modes Auto, On, Off, Red-Eye reduction, Slow Sync Auto, On, Off, Red-eye, Slow sync, High speed, Rear curtain and Wireless
External flash
Auto exposure bracketing
WB bracketing
Fastest flash synchronize - 1/180s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1280 x 720 (30 fps), 848 x 480 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) 1920 x 1080 (25 fps), 1280 x 720 (25, 30 fps), 640 x 424 (25, 30 fps)
Highest video resolution 1280x720 1920x1080
Video file format Motion JPEG Motion JPEG
Mic support
Headphone support
Connectivity
Wireless None None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None Optional
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 167 grams (0.37 lb) 740 grams (1.63 lb)
Dimensions 95 x 57 x 22mm (3.7" x 2.2" x 0.9") 131 x 97 x 73mm (5.2" x 3.8" x 2.9")
DXO scores
DXO Overall rating not tested 82
DXO Color Depth rating not tested 23.7
DXO Dynamic range rating not tested 14.1
DXO Low light rating not tested 1162
Other
Battery life - 980 shots
Form of battery - Battery Pack
Battery ID - D-LI90
Self timer Yes (2 or 10 sec) Yes ( 2 or 12 seconds)
Time lapse feature
Storage type SD/MMC/SDHC card, Internal SD/SDHC/SDXC
Card slots One One
Price at release $499 $800