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Pentax K-7 vs Sony A9 II

Portability
60
Imaging
53
Features
69
Overall
59
Pentax K-7 front
 
Sony Alpha A9 Mark II front
Portability
62
Imaging
74
Features
93
Overall
81

Pentax K-7 vs Sony A9 II Key Specs

Pentax K-7
(Full Review)
  • 15MP - APS-C Sensor
  • 3" Fixed Screen
  • ISO 100 - 2000 (Push to 6400)
  • Sensor based Image Stabilization
  • 1/8000s Maximum Shutter
  • 1280 x 720 video
  • Pentax KAF2 Mount
  • 750g - 131 x 97 x 73mm
  • Released October 2009
  • New Model is Pentax K-5
Sony A9 II
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 51200 (Boost to 204800)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 678g - 129 x 96 x 76mm
  • Revealed October 2019
  • Superseded the Sony A9
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Pentax K-7 vs Sony A9 II Overview

Here is a thorough analysis of the Pentax K-7 vs Sony A9 II, one being a Advanced DSLR and the latter is a Pro Mirrorless by rivals Pentax and Sony. There exists a sizeable gap among the sensor resolutions of the K-7 (15MP) and A9 II (24MP) and the K-7 (APS-C) and A9 II (Full frame) use totally different sensor measurements.

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The K-7 was released 11 years earlier than the A9 II and that is a fairly large gap as far as camera technology is concerned. Both of the cameras come with different body type with the Pentax K-7 being a Mid-size SLR camera and the Sony A9 II being a SLR-style mirrorless camera.

Before delving straight into a more detailed comparison, below is a simple synopsis of how the K-7 scores versus the A9 II in the way of portability, imaging, features and an overall rating.

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Reasons to pick Pentax K-7 over the Sony A9 II

 K-7 A9 II 

Reasons to pick Sony A9 II over the Pentax K-7

 A9 II K-7 
RevealedOctober 2019October 2009Fresher by 121 months
Screen typeTiltingFixed Tilting screen
Screen resolution1440k921kClearer screen (+519k dot)
Touch friendly screen Quickly navigate

Common features in the Pentax K-7 and Sony A9 II

 K-7 A9 II 
Manually focus More precise focusing
Screen dimension3"3"Identical screen measurements
Selfie screen Neither comes with selfie screen

Pentax K-7 vs Sony A9 II Physical Comparison

For anyone who is intending to carry your camera regularly, you will have to think about its weight and dimensions. The Pentax K-7 comes with external dimensions of 131mm x 97mm x 73mm (5.2" x 3.8" x 2.9") having a weight of 750 grams (1.65 lbs) and the Sony A9 II has dimensions of 129mm x 96mm x 76mm (5.1" x 3.8" x 3.0") accompanied by a weight of 678 grams (1.49 lbs).

See the Pentax K-7 vs Sony A9 II in the latest Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will vary depending on the lens you have at that moment. Underneath is the front view proportions comparison of the K-7 versus the A9 II.

Pentax K-7 vs Sony A9 II size comparison

Taking into account dimensions and weight, the portability rating of the K-7 and A9 II is 60 and 62 respectively.

Pentax K-7 vs Sony A9 II top view buttons comparison

Pentax K-7 vs Sony A9 II Sensor Comparison

Quite often, it can be tough to see the gap in sensor sizing just by researching specs. The photograph here will give you a much better sense of the sensor dimensions in the K-7 and A9 II.

All in all, both of the cameras posses different megapixel count and different sensor sizing. The K-7 featuring a smaller sensor will make shooting shallow DOF trickier and the Sony A9 II will render more detail as a result of its extra 9MP. Higher resolution can also enable you to crop pictures somewhat more aggressively. The older K-7 will be disadvantaged when it comes to sensor innovation.

Pentax K-7 vs Sony A9 II sensor size comparison

Pentax K-7 vs Sony A9 II Screen and ViewFinder

Pentax K-7 vs Sony A9 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax K-7 as a Portrait photography camera
Sony A9 II as a Portrait photography camera
71
focusing manually
MP count good (15 megapixels)
sensor size is good (APS-C)
provides face detect focusing
supports RAW files
84
has manual focus
megapixel count decent (24 megapixels)
large sensor size (Full frame)
has face detection focus
exports RAW files
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Street Comparison

Pentax K-7 Street photography details
Sony A9 II Street photography details
66
image stabilization (Sensor based)
sensor size is good (APS-C)
supports RAW files
environment sealing
no moving screen
78
screen tilts
has image stabilization (Sensor based 5-axis)
large sensor size (Full frame)
exports RAW files
includes focus via touch
environment proofing
great high ISO (51,200)
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Sports Comparison

Pentax K-7 Sports photography advice
Sony A9 II Sports photography advice
69
maximum shutter speed is high (1/8,000s)
image stabilization (Sensor based)
MP count good (15 megapixels)
sensor size is good (APS-C)
environment sealing
sensor has phase detect AF
slow continuous shooting (5.0 frames/s)
87
great max shutter speed (1/8,000 seconds)
silent shutter (1/32,000 seconds)
fast continuous shooting (20.0 frames per second)
has image stabilization (Sensor based 5-axis)
megapixel count decent (24MP)
large sensor size (Full frame)
has tracking autofocus
environment proofing
good battery power (690 CIPA)
has phase detect auto focus
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Travel Comparison

Pentax K-7 Travel photography information
Sony A9 II Travel photography information
64
environment sealing
MP count good (15 megapixels)
has built in flash
display isn't selfie friendly
72
good battery power (690 shots)
environment proofing
supports bluetooth
includes focus via touch
megapixel count decent (24 megapixels)
screen isn't selfie friendly
Photography Glossary

Landscape Comparison

Landscape photography with Pentax K-7
Landscape photography with Sony A9 II
77
focusing manually
interchangeable lenses (Pentax KAF2 mount)
screen size is good (3 inch)
image stabilization (Sensor based)
MP count good (15MP)
sensor size is good (APS-C)
supports RAW files
environment sealing
85
has manual focus
swap lenses (Sony E mount)
screen size is good (3 inches)
has image stabilization (Sensor based 5-axis)
megapixel count decent (24MP)
large sensor size (Full frame)
great high ISO (51,200)
exports RAW files
environment proofing
good battery power (690 shots)
2 card slots
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Vlogging Comparison

Pentax K-7 Vlogging features
Sony A9 II Vlogging features
25
image stabilization (Sensor based)
provides face detect focusing
display isn't selfie friendly
low quality video (1280 x 720 resolution)
lack of mic socket
36
touchscreen capability
has image stabilization (Sensor based 5-axis)
has face detection focus
high res video (3840 x 2160 pxls)
has external microphone support
screen isn't selfie friendly
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Pentax K-7 vs Sony A9 II Specifications

Detailed spec comparison table for Pentax K-7 and Sony A9 II
 Pentax K-7Sony Alpha A9 Mark II
General Information
Brand Name Pentax Sony
Model Pentax K-7 Sony Alpha A9 Mark II
Type Advanced DSLR Pro Mirrorless
Released 2009-10-02 2019-10-03
Physical type Mid-size SLR SLR-style mirrorless
Sensor Information
Chip Prime II BIONZ X
Sensor type CMOS BSI-CMOS
Sensor size APS-C Full frame
Sensor measurements 23.4 x 15.6mm 35.6 x 23.8mm
Sensor surface area 365.0mm² 847.3mm²
Sensor resolution 15MP 24MP
Anti aliasing filter
Aspect ratio 3:2 3:2
Maximum resolution 4672 x 3104 6000 x 4000
Maximum native ISO 2000 51200
Maximum boosted ISO 6400 204800
Min native ISO 100 100
RAW support
Min boosted ISO - 50
Autofocusing
Focus manually
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Center weighted autofocus
Multi area autofocus
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Number of focus points 11 693
Lens
Lens mounting type Pentax KAF2 Sony E
Amount of lenses 151 121
Focal length multiplier 1.5 1
Screen
Type of screen Fixed Type Tilting
Screen size 3 inch 3 inch
Screen resolution 921k dots 1,440k dots
Selfie friendly
Liveview
Touch functionality
Screen tech TFT color LCD with AR coating -
Viewfinder Information
Viewfinder Optical (pentaprism) Electronic
Viewfinder resolution - 3,686k dots
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.61x 0.78x
Features
Lowest shutter speed 30s 30s
Highest shutter speed 1/8000s 1/8000s
Highest silent shutter speed - 1/32000s
Continuous shooting rate 5.0 frames/s 20.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Custom white balance
Image stabilization
Integrated flash
Flash range 13.00 m no built-in flash
Flash settings Auto, On, Off, Red-eye, Slow Sync, Rear Curtain, Wireless Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync
Hot shoe
AE bracketing
WB bracketing
Highest flash synchronize 1/180s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1280 x 720 (30 fps), 1536 x 1024 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Maximum video resolution 1280x720 3840x2160
Video file format Motion JPEG MPEG-4, AVCHD, H.264
Microphone support
Headphone support
Connectivity
Wireless None Built-In
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 3.1 Gen 1 (5 GBit/sec)
GPS None None
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 750g (1.65 pounds) 678g (1.49 pounds)
Dimensions 131 x 97 x 73mm (5.2" x 3.8" x 2.9") 129 x 96 x 76mm (5.1" x 3.8" x 3.0")
DXO scores
DXO All around score 61 not tested
DXO Color Depth score 22.6 not tested
DXO Dynamic range score 10.6 not tested
DXO Low light score 536 not tested
Other
Battery life 980 pictures 690 pictures
Battery style Battery Pack Battery Pack
Battery model D-LI90 NP-FZ100
Self timer Yes (2 or 10 sec) Yes (2, 5, 10 secs + continuous, 3 or 5 frames)
Time lapse shooting
Type of storage SD/SDHC/MMC Dual SD/SDHC/SDXC slots (UHS-II compatible)
Card slots Single Two
Pricing at launch $599 $4,498