Sony A6600 vs Pentax K-3 III

Cameras
Compare Cameras
Sony A6600 vs Pentax K-3 III

Leave Feedback

APS-C 366.6mm²
24.2 megapixels
ISO 100 - 32,000

Go in depth with our full Sony A6600 Review.
See real-world photos taken with the A6600.

APS-C 361.2mm²
25.7 megapixels
ISO 100 - 1,600,000

Go in depth with our full Pentax K-3 III Review.
See real-world photos taken with the K-3 III.

Buy From

Differences

Sony A6600 advantages over Pentax K-3 III

Less expensive
$1398 vs $2344
Save money for lenses or accessories
Tiltable Screen
Tiltable vs Fixed
Tilt the screen for shooting flexbility
NFC
Yes vs No
Simplifies pairing your camera with supported phones
On-sensor phase detect
Yes vs No
Usually improves live view and video AF performance
Bigger JPEG buffer
99 vs 30 shots
Take more JPEG shots before waiting (burst mode)
Slow-motion videos
Yes vs No
Shoot slow-motion videos

Pentax K-3 III advantages over Sony A6600

Lens selection
Excellent vs Good
Better lens selection gives you more options
High resolution composite
Yes vs No
Combine multiple shots to form a super hi-res version
Top deck display
Yes vs No
Check settings with a screen on top of the camera
Higher-res screen
540k vs 307k pixels
More detail on the screen lets you judge focus and composition
More viewfinder magnification
1.05x vs 0.70x
Get a bigger view of the scene through the eye-level viewfinder
Dual card slots
Yes vs No
Gives you more storage flexibility
Optional anti-aliasing filter
Optional vs Fixed
Lets you choose sharper photos or reduced moiré
Faster shutter
1/8000 vs 1/4000 sec
Shoot wide open in bright light
Higher extended ISO
1600000 vs 102400 ISO
Higher extended ISO can give more low-light flexibility

Similarities

Common Strengths

Focus peaking
Both provide
Your camera will highlight what's in focus
Eye-level viewfinder
Both provide
You'll be able to frame photos even when the sun is out
In-Camera Image Stabilization
Both provide
Reduces the effects of camera shake at slower shutter speeds
Shoot 4K video
Both provide
Make sure you have a fast computer
Touchscreen
Both provide
Interact with your camera just like your smartphone
Built-in Wi-Fi
Both provide
Share your photos wirelessly
Built-in Bluetooth
Both provide
Always-on wireless connectivity
External Mic Jack
Both provide
Improved sound fidelity when shooting video
HDMI out
Both provide
Use HDMI output to monitor or review video
Hot shoe
Both provide
Off-camera flashes open new possibilities
Headphone jack
Both provide
Monitor audio recording while you shoot video
Bulb shutter
Both provide
Hold the shutter open manually for long exposures

Common Weaknesses

Tilt-swivel screen
Neither provide
Tilt and swivel the screen for maximum shooting flexibility
In-camera panoramas
Neither provide
Stitches multiple shots into a panoramic photo
Built-in GPS
Neither provide
Geotag your photos
Internal flash
Neither provide
Useful in a pinch for fill flash

User reviews

Amazon
Adorama
Read A6600 User Reviews

Amazon
Adorama
Read K-3 III User Reviews

Buy From

Your purchases support this site

Buy the Sony A6600

Body Only

Body Only
Kit with 18-135mm Lens

All A6600 Deals

Your purchases support this site

Buy the Pentax K-3 III

Body Only

Body Only
Kit with 20-40mm F2.8-4 Lens
Kit with 55-300mm f/4.5-6.3 Lens

All K-3 III Deals

Review Excerpt

We haven’t finished our review of the Sony A6600, but we have extensive sample photos and a hands-on report.
Read our Sony A6600 Shooter's Report

We haven’t finished our review of the Pentax K-3 III, but we have extensive sample photos and a hands-on report.
See our Pentax K-3 III First Shots

The Competition

Compared to Fujifilm X-T2

Sony A6600

Fujifilm X-T2

$1198
APS-C

In-Camera Image Stabilization
Touchscreen

$999
APS-C

Less expensive
In-camera panoramas

Compare Sony A6600 vs Fujifilm X-T2

Pentax K-3 III

Fujifilm X-T2

$1847
APS-C

Lens selection
In-Camera Image Stabilization

$999
APS-C

Less expensive
In-camera panoramas

Compare Pentax K-3 III vs Fujifilm X-T2

Compared to Fujifilm X-T20

Sony A6600

Fujifilm X-T20

$1198
APS-C

In-Camera Image Stabilization
NFC

$599
APS-C

Less expensive
In-camera panoramas

Compare Sony A6600 vs Fujifilm X-T20

Pentax K-3 III

Fujifilm X-T20

$1847
APS-C

Lens selection
In-Camera Image Stabilization

$599
APS-C

Less expensive
In-camera panoramas

Compare Pentax K-3 III vs Fujifilm X-T20

Compared to Pentax KP

Sony A6600

Pentax KP

$1198
APS-C

Shoot 4K video
Touchscreen

$999
APS-C

Lens selection
Less expensive

Compare Sony A6600 vs Pentax KP

Pentax K-3 III

Pentax KP

$1847
APS-C

Shoot 4K video
Touchscreen

$999
APS-C

Less expensive
Tiltable Screen

Compare Pentax K-3 III vs Pentax KP

Compared to Fujifilm X-T3

Sony A6600

Fujifilm X-T3

$1198
APS-C

In-Camera Image Stabilization
NFC

$1299
APS-C

In-camera panoramas
Higher max flash sync

Compare Sony A6600 vs Fujifilm X-T3

Pentax K-3 III

Fujifilm X-T3

$1847
APS-C

Lens selection
In-Camera Image Stabilization

$1299
APS-C

Less expensive
In-camera panoramas

Compare Pentax K-3 III vs Fujifilm X-T3

Compared to Canon 90D

Sony A6600

Canon 90D

$1198
APS-C

Focus peaking
In-Camera Image Stabilization

$1099
APS-C

Lens selection
Tilt-swivel screen

Compare Sony A6600 vs Canon 90D

Pentax K-3 III

Canon 90D

$1847
APS-C

Focus peaking
In-Camera Image Stabilization

$1099
APS-C

Less expensive
Tilt-swivel screen

Compare Pentax K-3 III vs Canon 90D

Compare Other Cameras?