Sony Alpha A7R III Mirrorless Camera

Specifications

Audio · XLR Input

No

Audio · Headphone Jack

Yes

Audio · Built-in Microphone

Yes

General · Brand

Sony

General · Feature 4

BIONZ X Image Processor & Front-End LSI

General · Feature 6

UHD 4K30p Video with HLG & S-Log3 Gammas

General · Feature 8

Up to 10 fps Shooting, ISO 100-32000

General · Feature 9

5-Axis SteadyShot INSIDE Stabilization

General · Camera Type

Mirrorless Interchangeable Lens Camera

General · Connectivity

USB 3.1 Type-C, HDMI, Headphone Jack, Microphone Jack

General · Manufacturer

Sony

General · Release Date

November 2017

General · Keyboard shortcut

shift

General · Image Stabilization

5-axis In-body Optical Stabilization

General · Date First Available

August 26, 2025

Performance · Max Burst Capacity

76 JPEG images (until buffer fills)

Performance · Continuous Shooting Speed

10 fps

Performance · Continuous Shooting Speed with Mirror Up

10 fps

Connectivity · GPS

No

Connectivity · Wireless Connectivity

Wi-Fi (802.11a/b/g/n/ac), Bluetooth 4.1

Focus System · Autofocus Points

399 Phase Detection Points

Focus System · Autofocus System

Fast Hybrid AF (Phase Detection + Contrast Detection)

Focus System · Autofocus Coverage

Approximately 68% of frame

Physical Specs · Dimensions

127.3 x 95.6 x 73.4 mm

Physical Specs · Item Weight

5.6 pounds

Physical Specs · Body Material

Magnesium Alloy

Physical Specs · Weather Sealing

Dust and Moisture Resistant

Physical Specs · Product Dimensions

5 x 2.9 x 3.76 inches

Physical Specs · Weight (Body Only)

Approximately 565 grams

Sensor & Image · ISO Range

100-32000

Sensor & Image · Sensor Size

35.9 x 24.0 mm

Sensor & Image · Sensor Type

Full-Frame CMOS

Sensor & Image · ISO Expansion

50-102400

Sensor & Image · Image Resolution

8368 x 5584 pixels

Sensor & Image · Total Megapixels

42.4 MP

Sensor & Image · Effective Megapixels

42.4 MP

Sensor & Image · Max Video Resolution

4K UHD (3840 x 2160)

Battery & Power · Battery Life

Approximately 650 shots (standard)

Battery & Power · Battery Type

Sony NP-FZ100

Battery & Power · Power Supply

USB Charging Compatible

Battery & Power · Weight (With Battery and Card)

Approximately 657 grams

Video Recording · Video Codec

XAVC-S, MPEG-4 AVC/H.264

Video Recording · Video Bit Rate

100 Mbps (4K)

Video Recording · Recording Media

SD/SDHC/SDXC UHS-II

Video Recording · Video Frame Rates

24p, 25p, 30p, 60p, 120p

Video Recording · Max Video Frame Rate

30p (4K)

Video Recording · Video Recording Format

XAVC-S, MPEG-4 AVC/H.264

Flash & Lighting · Flash

Electronic Flash (Hot Shoe)

Flash & Lighting · Flash Sync

Yes

Flash & Lighting · Max Flash Sync Speed

1/200 second

Storage & Memory · Buffer RAW

76 RAW images

Storage & Memory · Dual Card Slots

Yes

Creative Features · Model

Alpha 7R III

Creative Features · Model Code

ILCE-7RM3

Creative Features · Item model number

ILCE7RM3/B_EDIAV_2

Creative Features · Stabilization Effect

Approximately 5.5 stops

Exposure & Metering · Shutter Type

Electronically Controlled Focal Plane

Exposure & Metering · Shutter Speed

1/8000 to 30 seconds

Display & Viewfinder · LCD Screen Size

3.0 inches

Display & Viewfinder · LCD Screen Type

TFT LCD

Display & Viewfinder · Viewfinder Type

Electronic OLED

Display & Viewfinder · LCD Screen Coverage

Approximately 100%

Display & Viewfinder · LCD Screen Resolution

1,440,000 dots

Display & Viewfinder · Viewfinder Resolution

3,686,400 dots

Display & Viewfinder · Viewfinder Magnification

Approximately 0.78x