Canon EOS 6D Vs Pentax K-3 Mark III: complete comparison

Canon
EOS 6D change

Vs

Pentax
K-3 Mark III change
Canon EOS 6D medal portrait medal landscape

Pentax K-3 Mark III trophy medal sport medal street medal everyday
61

Overall Score

64

Canon

EOS 6D
Announced: 12 Feb 2013
Sensor Resolution: 20Mp
Sensor Type: Full frame CMOS
ISO: 100-25600
Weight: 770g
Physical Dimensions: 145 x 111 x 71 mm
Viewfinder: Optical (pentaprism)
Screen Type: 3" Fixed
Video Resolutions: 1920x1080

the best offer

£1,399.00

buy on
65
Image Quality
48
39
Speed Performance
61
74
Versatility
98
62
Comfort
63

Pentax

K-3 Mark III
Announced: 31 Mar 2021
Sensor Resolution: 26Mp
Sensor Type: APS-C CMOS
ISO: 100-1600000
Weight: 820g
Physical Dimensions: 135 x 104 x 74 mm
Viewfinder: Optical (pentaprism)
Screen Type: 3.2" Fixed
Video Resolutions: 3840x2160
buy on
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The best camera for different types of photography

Canon
EOS 6D

vs

Pentax
K-3 Mark III

64
Portrait Portrait Portrait
53
65
Landscape Landscape Landscape
51
57
SportSport Sport
66
62
Street Street Street
68
63
Everyday Everyday Everyday
71

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Landscape
Landscape		 Sony Alpha a1 Sony
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Sport
Sport		 CanonEOS-1D X Mark III Canon
EOS-1D X Mark III		 87 buy on
Street
Street		 FujifilmX-Pro3 Fujifilm
X-Pro3		 77 buy on
Everyday
Everyday		 SonyCyber-shot DSC-RX100 VII Sony
Cyber-shot DSC-RX100 VII		 77 buy on

Canon EOS 6D
pros and cons

Canon EOS 6D

Canon

EOS 6D
Announced: 12 Feb 2013
Sensor Resolution: 20Mp
Sensor Type: Full frame CMOS
ISO: 100-25600
Weight: 770g
Physical Dimensions: 145 x 111 x 71 mm
Viewfinder: Optical (pentaprism)
Screen Type: 3" Fixed
Video Resolutions: 1920x1080

the best offer

£1,399.00

buy on

prospros

  • The Canon EOS 6D is tropicalized - this means you can use it also in adverse atmospheric and environmental conditions without ruining it
  • The LCD display is a convenient and almost indispensable feature
  • The microphone input can be very useful if you shoot videos
  • It has fast shutter speed, ideal for action photos
  • Thanks to the wireless connection, Canon EOS 6D allows immediate picture sharing

Amazon best deals on Canon EOS 6D

Canon EOS 6D Mark II Digital SLR Camera - Black

Canon EOS 6D Mark II Digital SLR Camera - Black

£1,399.00

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Canon EOS 6D Camera with EF 24-105 mm f/3.5-5.6 IS STM lens, 20 Megapixel - Black

Canon EOS 6D Camera with EF 24-105 mm f/3.5-5.6 IS STM lens, 20 Megapixel - Black

£1,586.19

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Canon EOS 6D and its rivals

Review compare Canon EOS 6D with overall score Portrait
Portrait		 Landscape
Landscape		 Sport
Sport		 Street
Street		 Everyday
Everyday
CanonEOS 6D Canon
EOS 6D		 61 64 65 57 62 63 £1,399.00
CanonEOS-1D X Mark III Canon
EOS-1D X Mark III		 75 68 69 87 69 72 buy on
NikonD6 Nikon
D6		 71 68 68 79 66 69 buy on
NikonD780 Nikon
D780		 71 69 69 67 74 77 buy on
CanonEOS 90D Canon
EOS 90D		 65 54 52 66 70 75 buy on
PentaxK-3 Mark III Pentax
K-3 Mark III		 64 53 51 66 68 71 buy on
CanonEOS 850D Canon
EOS 850D		 59 51 49 57 66 69 buy on

Pentax K-3 Mark III
pros and cons

Pentax K-3 Mark III

Pentax

K-3 Mark III
Announced: 31 Mar 2021
Sensor Resolution: 26Mp
Sensor Type: APS-C CMOS
ISO: 100-1600000
Weight: 820g
Physical Dimensions: 135 x 104 x 74 mm
Viewfinder: Optical (pentaprism)
Screen Type: 3.2" Fixed
Video Resolutions: 3840x2160
buy on

pros pros

  • This camera autofocus is able to follow moving subjects
  • The Pentax K-3 Mark III is tropicalized - this means you can use it also in adverse atmospheric and environmental conditions without ruining it
  • The integrated stabilizer allows you to shoot firmly even in low light conditions
  • The LCD display is a convenient and almost indispensable feature
  • The microphone input can be very useful if you shoot videos
  • Thanks to burst mode, it's ideal for action photos
  • The second memory slot makes the camera more reliable, also for professional use
  • Thanks to the wireless connection, Pentax K-3 Mark III allows immediate picture sharing

Pentax K-3 Mark III and its rivals

Review compare Pentax K-3 Mark III with overall score Portrait
Portrait		 Landscape
Landscape		 Sport
Sport		 Street
Street		 Everyday
Everyday
PentaxK-3 Mark III Pentax
K-3 Mark III		 64 53 51 66 68 71 buy on
CanonEOS-1D X Mark III Canon
EOS-1D X Mark III		 75 68 69 87 69 72 buy on
NikonD6 Nikon
D6		 71 68 68 79 66 69 buy on
NikonD780 Nikon
D780		 71 69 69 67 74 77 buy on
CanonEOS 90D Canon
EOS 90D		 65 54 52 66 70 75 buy on
CanonEOS 850D Canon
EOS 850D		 59 51 49 57 66 69 buy on
PentaxKF Pentax
KF		 58 51 50 55 63 67 buy on

Canon EOS 6D vs Pentax K-3 Mark III, which is better?

In case you are wondering which of these cameras you should buy, then this is the right place to find an answer. Here you will find listed all the main differences among Canon EOS 6D and Pentax K-3 Mark III, calculated by the CameraRace iCamRank algorithm.

  • Overall, Canon EOS 6D (61) and Pentax K-3 Mark III (64) are equivalent from the technical point of view.
  • The image quality of Canon EOS 6D (65) is superior to that of Pentax K-3 Mark III (48).
  • Pentax K-3 Mark III (61) performs better than Canon EOS 6D (39) in terms of speed.
  • Pentax K-3 Mark III is more versatile than Canon EOS 6D (98 a 74).
  • Canon EOS 6D (62) and Pentax K-3 Mark III (63) provide a similar handling experience.

But, as you may know, the technical performance is meaningless if applied to the wrong context. This is the reason why the iCamRank "weights" differently the camera technical features for each type of photography. Thus, below you'll find our suggestions, based on your preferred photography genre:

Canon EOS 6D is better for portrait or landscape photography; Pentax K-3 Mark III is instead your choice if you shoot sport or street photography or for everyday use.

Need further details? Below you will find a full comparison of all the technical specifications.

Canon
EOS 6D

Sensor
comparison

Pentax
K-3 Mark III

CMOS

Sensor Type

CMOS

Full frame up

Sensor Size

down APS-C

36.0 x 24.0 mm up

Sensor Dimensions

down 23.0 x 15.5 mm

864.0 mm2 up

Sensor Area

down 356.5 mm2

20 Mp down

Sensor Resolution

up 26 Mp

5472 x 3648 down

Max Image Resolution

up 6192 x 4128

25600 down

Max Native ISO

up 1600000

100

Min Native ISO

100

yes

RAW Support

yes

Canon
EOS 6D

Lens
comparison

Pentax
K-3 Mark III

Canon EF

Lens Mount

Pentax KAF2

244 up

Number of Lenses

down 155

1

Focal Length Multiplier

1.5

Canon
EOS 6D

Screen Type
comparison

Pentax
K-3 Mark III

Fixed

Screen Type

Fixed

3.0"

Screen Size

3.2"

1040Kdot down

Screen Resolution

up 1620Kdot

yes

Live View

yes

no

Touch Screen

yes

Canon
EOS 6D

Viewfinder
comparison

Pentax
K-3 Mark III

Optical (pentaprism)

Viewfinder

Optical (pentaprism)

None

Viewfinder Resolution

None

97

Viewfinder Coverage

100

0.71

Viewfinder Magnification

0.7x

Canon
EOS 6D

Features
comparison

Pentax
K-3 Mark III

30s

Min Shutter Speed

30s

1/4000s

Max Shutter Speed

-

5fps down

Continuous Shooting

up 12fps

yes

Shutter Priority

yes

yes

Aperture Priority

yes

yes

Manual Exposure Mode

yes

yes

Exposure Compensation

yes

yes

Custom White Balance

yes

no

Image Stabilization

yes

no

Built-in Flash

no

None

Flash Range

None

1/180s

Max Flash Sync

1/200s

no built-in flash

Flash Modes

Auto
Auto + Red-eye Reduction
Flash On
Flash On + Red-eye Reduction
Slow- speed Sync
Slow-speed Sync + Red-eye
P-TTL
Contrast-control-sync
High-speed sync
Wireless sync

yes

External Flash

yes

yes

AE Bracketing

yes

yes

WB Bracketing

yes

Canon
EOS 6D

Exposure Modes
comparison

Pentax
K-3 Mark III

yes

Multi-Segment

yes

no

Average

yes

yes

Spot

yes

yes

Partial

no

no

AF-Area

no

yes

Center Weighted

no

Canon
EOS 6D

Dxo Sensor Scores
comparison

Pentax
K-3 Mark III

82 up

DxO Overall Score

dato non disponibile

23.8 up

DxO Color Depth

dato non disponibile

12.1 up

DxO Dynamic Range

dato non disponibile

2340 up

DxO Low Light ISO

dato non disponibile

Canon
EOS 6D

Autofocus
comparison

Pentax
K-3 Mark III

no

AF Touch

yes

yes

AF Continuous

yes

yes

AF Single

yes

no

AF Tracking

yes

yes

AF Selective

yes

yes

AF Center

yes

yes

AF MultiArea

yes

yes

AF Live View

yes

yes

AF Face Detection

yes

yes

AF Contrast Detection

yes

yes

AF Phase Detection

yes

11 down

Number of Focus Points

up 101

1 down

Number of Cross Focus Points

up 25

Canon
EOS 6D

Video Features
comparison

Pentax
K-3 Mark III

1920 x 1080 (29.97 25 23.976 fps) 1280 x 720 (59.94 50 fps) 640 x 480 (25 30 fps)

Video Resolutions

3840 x 2160 @ 30p MOV H.264 Linear PCM3840 x 2160 @ 24p MOV H.264 Linear PCM1920 x 1080 @ 60p MOV H.264 Linear PCM1920 x 1080 @ 30p MOV H.264 Linear PCM1920 x 1080 @ 24p MOV H.264 Linear PCM

1920x1080

Max Video Resolution

3840x2160

H.264

Video Formats

MPEG-4 H.264

yes

Microphone Port

yes

no

Headphone Port

yes

Canon
EOS 6D

Connectivity
comparison

Pentax
K-3 Mark III

Built-in

Wireless Connectivity

Built-in

yes

HDMI

yes

USB 2.0 (480 Mbit/sec)

USB

USB 3.2 Gen 1 (5 GBit/sec)

Canon
EOS 6D

Physical
comparison

Pentax
K-3 Mark III

yes

Environmental Sealing

yes

no

Water Proof

no

no

Dust Proof

no

no

Shock Proof

no

no

Crush Proof

no

no

Freeze Proof

no

770g

Weight

820g

145 x 111 x 71 mm

Physical Dimensions

135 x 104 x 74 mm

1090 up

Battery Life

down 800

Battery Pack

Battery Type

Battery Pack

LP-E6

Battery Model

D-LI90

Canon
EOS 6D

Other Features
comparison

Pentax
K-3 Mark III

Yes (2 or 10 sec)

Self Timer

Yes

yes

Timelapse Recording

yes

yes

GPS

no

SD SDHC SDXC

Storage Type

Dual SD SDHC SDXC slots (UHS-II supported in slot 1)

1down

Storage Slots

up2

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