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Pentax K-S2 vs Sony a7 III
Comparison

Optics

Video

Features

Storage & Battery

Pentax K-S2

Pentax K-S2

Sony a7 III

Sony A7 III camera

Winner!

Pentax K-S2

vs

Sony a7 III

Price

Brand

Pentax

Sony

Model

K-S2

a7 III

Released

2015

2018

Announcement Date

March 02, 2015

February 27, 2018

Camera Type

DSLR

Mirrorless

Camera Size

mm"

91 x 123 x 73mm3.6 x 4.8 x 2.9"

91 x 123 x 73mm

3.6 x 4.8 x 2.9"

mm"

127 x 96 x 74mm5 x 3.8 x 2.9"

127 x 96 x 74mm

5 x 3.8 x 2.9"

Camera Weight

glb

678 g1.49 lb

678 g

1.49 lb

glb

650 g1.43 lb

650 g

1.43 lb

Optics

Optics

Megapixels

20 MP

24.2 MP

Image Resolution

5472 x 3648 px

6000 x 4000 px

Sensor Type

CMOS

CMOS

Sensor Size

23.5 x 15.6 mm

23.8 x 35.6 mm

Sensor Format

APS-C

Full Frame

Frame Rate

5.4 fps

10 fps

Lens Mount

Pentax KAF2

Sony FE

Image Processor

Prime MII

Bionz X

Aspect Ratio

3:2

3:2

Minimum ISO (Native)

100

100

Maximum ISO (Native)

51,200

51,200

Minimum ISO (Expanded)

100

50

Maximum ISO (Expanded)

51200

204800

Minimum Shutter Speed

30 s

30 s

Maximum Shutter Speed

1/ 6000 s

1/ 8000 s

Autofocus Points

11

693

In-body Stabilization

Viewfinder Type

Optical (pentaprism)

Electronic

Viewfinder Resolution

N/A

2,359,296 dots

Video

Video

Video

Max Video Resolution

Full HD

4K

Max Video Dimensions

1920 x 1080 px

3840 x 2160 px

Max Video Frame Rate

60 p

30 p

Time-Lapse Built In

Video File Format

MPEG-4, MOV

XAVC S, AVCHD

Features

Features

Built-in Flash

External Flash

GPS

Weather Sealing

Screen Type

LCD

LCD

Touch Screen

Screen Size

3"

3"

Screen Resolution

921,000 dots

921,600 dots

Flip Screen

Live View

Wi-Fi

Bluetooth

Storage and Battery

Storage and Battery

Memory Card

SD / SDHC / SDXC (UHS-I compatible)

SD / SDHC / SDXC, Memory Stick Duo / Pro Duo / Pro-HG Duo

Dual Memory Card Slots

Battery Type

D-LI109

NP-FZ100

Battery Life

410 shots

750 shots

USB Charging

DXOMARK Scores

Sensor scores tested by DXOMARK

Overall Score

N/A

Portrait (Color Depth)

N/A

25.1 bits

Landscape (Dynamic Range)

N/A

14.7 EVs

Sports (Low-Light ISO)

N/A

3722

Scores

Main Features

N/A

Extra Features

N/A

Construction and Durability

N/A

Handling and Ergonomics

N/A

Value for Money

N/A

Total Score

N/A

User Scores

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