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Pentax K-1 vs Sony a7 III

5.37 in
4.33 in
Pentax K-1 Digital Camera
Pentax K-1
5.1 in
2.9 in
Sony a7 III Digital Camera
Sony a7 III
Available colors
Editiorial reviews
32
4.3 out of 5
12 user ratings
5 stars
50 %
4 stars
50 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
40
4.6 out of 5
18 user ratings
5 stars
77 %
4 stars
22 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
37
4.1 out of 5
37 user ratings
5 stars
27 %
4 stars
56 %
3 stars
16 %
2 stars
0 %
1 stars
0 %
54
4.2 out of 5
54 user ratings
5 stars
42 %
4 stars
38 %
3 stars
14 %
2 stars
3 %
1 stars
0 %

Video Comparisons (1)

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Full Comparison

Sensor

Pentax K-1Pentax K-1
Sony a7 IIISony a7 III
Sensor typeCMOSCMOS
Image sensor formatFull frameFull-frame
Sensor size1.41 in1.4 in

Image

Pentax K-1Pentax K-1
Sony a7 IIISony a7 III
ISO
  • 100
  • 200
  • 400
  • 800
  • 1600
  • 3200
  • 6400
  • 12800
  • 25600
  • 51200
  • 102400
  • 100
  • 12800
  • 51200
  • 102400
ISO minimum10050
ISO maximum204800204800
Maximum image resolution7360 x 4912 px6000 x 4000 px
White balance modes
  • Cloudy
  • Daylight
  • Flash
  • Fluorescent
  • Shade
  • Tungsten
  • Auto
  • Cloudy
  • Custom modes
  • Daylight
  • Flash
  • Fluorescent
  • Incandescent
  • Shade
  • Underwater
Supported image file formats
  • DNG
  • EXIF
  • JPEG
  • RAW
JPEG
Photo effects
  • Muted
  • Neutral
  • Black&White
  • Neutral
  • Sepia
  • Vivid
Image stabilizeryesyes

Optics and focus

Pentax K-1Pentax K-1
Sony a7 IIISony a7 III
Lens mount
  • Pentax KA
  • Pentax KAF
  • Pentax KAF2
  • Pentax KAF3
Sony E
Magnification (Crop factor)1.0 x0.78 x
Focus adjustmentAutoAuto/Manual
Autofocus
  • Continuous Auto Focus
  • Single Auto Focus
  • Continuous Auto Focus
  • Contrast Detection Auto Focus
  • Face detection
  • One Shot Focus
Number of focus points33693
Image stabiliserBuilt-inOptical

Screen and viewfinder

Pentax K-1Pentax K-1
Sony a7 IIISony a7 III
Screen size3.2 in2.95 in
Screen technologyLCDLCD
Touch screennoyes
Live viewyesyes
Viewfinder
Optical
Electronic
Viewfinder magnification0.7 x0.78 x
Dioptre correctionyesyes
Diopter adjustment (D-D)-3.5 - 1.2-4 - 3
Flip-out screenyesno

Photography features

Pentax K-1Pentax K-1
Sony a7 IIISony a7 III
Camera shutter type
  • Electronic
  • Mechanical
Electronic
Minimum shutter speed30.0 s30.0 s
Auto exposure lockyesyes
Self-timer delay
  • 2
  • 12
  • 2
  • 5
  • 10
Histogramyesyes
Flash modes
  • Auto
  • Redeye Reduction
  • Slow Sync
  • Auto
  • Fill-in
  • Flash OFF
  • Flash ON
  • High-speed Sync
  • Redeye Reduction
  • Slow Sync
Scene modes
  • Landscape
  • Portrait
  • Close-up
  • Night
  • Night portrait
  • Portrait
  • Sports
  • Sunset
  • Landscape
Self-timeryesyes

Videography features

Pentax K-1Pentax K-1
Sony a7 IIISony a7 III
Maximum resolution1920 x 1080 px3840 x 2160 px
Video recordingyesyes
Recording resolutions
  • 1280 x 720
  • 1920 x 1080
  • 1920 x 1080
  • 3840 x 2160
HD typeFull HD4K Ultra HD
Supported video file formats
  • AVC
  • H.264
  • MOV
  • MPEG-4
  • AVC
  • AVCHD
  • H.264
  • MPEG-4
  • XAVC S
Max resolution (highest frame rate)1920 x 10803840 x 2160
Max frame rate (highest resolution)30.0 fps30.0 fps

Audio features

Pentax K-1Pentax K-1
Sony a7 IIISony a7 III
Built-in microphoneyesyes
Noise reductionyesyes

Design

Pentax K-1Pentax K-1
Sony a7 IIISony a7 III
Body typeSLRMILC
Colour of product
  • Black
  • Silver
Black
Anti-dust systemyesyes

Dimensions

Pentax K-1Pentax K-1
Sony a7 IIISony a7 III
Weight32.63 oz22.93 oz
Width5.37 in5.1 in
Height4.33 in2.9 in
Depth3.37 in3.76 in

Storage

Pentax K-1Pentax K-1
Sony a7 IIISony a7 III
Compatible memory cards
  • SD
  • SDHC
  • SDXC
  • MS Duo
  • MS Pro-HG Duo
  • SD
  • SDHC
  • SDXC
Memory slots22
Camera file system
  • DCF 2.0
  • Exif 2.3
  • DCF 2.0
  • DPOF
  • Exif 2.31
  • RAW

Power

Pentax K-1Pentax K-1
Sony a7 IIISony a7 III
Power source typeBatteryBattery
Battery life (CIPA)760610
Battery technology
Lithium-Ion
Lithium-Ion
AC adapter includedYY

Connectivity

Pentax K-1Pentax K-1
Sony a7 IIISony a7 III
HDMIyesyes
HDMI connector typeMicroMicro
USB portyesyes
USB connector typeMicro-USB BUSB Type-C
USB version2.03.1
Microphone portyesyes
Supported WiFi types
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
  • IEEE 802.11b
  • IEEE 802.11g
  • IEEE 802.11n
NFCnoyes
Wireless network (Wi-Fi)yesyes
Bluetoothnoyes

Other features

Pentax K-1Pentax K-1
Sony a7 IIISony a7 III
GPSyesno

Pros & Cons

Pros
      Cons

          Often compared with Pentax K-1

          Often compared with Sony a7 III