Model

Brand

SONY

Series

Alpha

Model

a7 III

Part

ILCE7M3/B

Details

Package Type

Body Only

Image Sensor

Image Sensor

Exmor R CMOS

Image Sensor Size

35 mm full frame (35.6 x 23.8 mm)

Gross Pixels

25.3 MP

Effective Pixels

24.2 MP

Aspect Ratio

3:2 (Horizontal:Vertical)

Dust Cleaning System

Charge protection coating on optical filter and image sensor shift mechanism

Image Stabilization

TYPE: Image Sensor-Shift mechanism with 5-axis compensation (compensation depends on lens specifications)
Compensation Effect: 5.0 stops (based on CIPA standard. Pitch/yaw shake only. With Planar T* FE 50mm F1.4 ZA lens mounted. Long exposure NR off.)

Resolution

Image Size (pixels) [3:2]:
35 mm full frame L: 6000 x 4000 (24M), M: 3936 x 2624 (10M), S: 3008 x 2000 (6.0M), APS-C L: 3936 x 2624 (10M), M: 3008 x 2000 (6.0M), S: 1968 x 1312 (2.6M)
Image Size (pixels) [16:9]:
35 mm full frame L: 6000 x 3376 (20 M), M: 3936 x 2216 (8.7M), S: 3008 x 1688 (5.1M), APS-C L: 3936 x 2216 (8.7M), M: 3008 x 1688 (5.1M), S: 1968 x 1112 (2.2M)

White Balance

White Balance

Auto / Daylight / Shade / Cloudy / Incandescent / Fluorescent / Warm White / Cool White / Day White / Daylight / Flash / Underwater / Color Temperature 2500 to 9900K & color filter G7 to M7 (57-step), A7 to B7 (29-step) / Custom

Viewfinder

Viewfinder Type

1.3 cm (0.5 type) electronic viewfinder (color), XGA OLED

Coverage

100%

Magnification

approx. 0.78x (with 50mm lens at infinity, -3.28 feet-1)

Eyepoint

Approx. 23 mm from the eyepiece lens, 18.5 mm from the eyepiece frame at -1m-1 (CIPA standard)

Dioptric Adjustment

-4.0 to +3.0 m-1

LCD Monitor

LCD

2.95"

Screen Type

wide type TFT, Touch

Brightness Adjustment

Manual (5 steps between -2 and +2), Sunny Weather mode

Focus

Focus Type

Fast Hybrid AF (phase-detection AF/contrast-detection AF)

Focusing Modes

AF-A (Automatic AF), AF-S (Single-shot AF), AF-C (Continuous AF), DMF (Direct Manual Focus), Manual Focus

AF-assist Beam

Yes (with built-in LED type)
Approx. 0.3m - approx. 3.0m (with FE 28-70 mm F3.5-5.6 OSS attached)

Focusing Point Selection

35 mm full frame: 693 points (phase-detection AF), APS-C mode with full frame lens: 299 points (phase-detection AF), with APS-C lens: 221 points (phase-detection AF) / 425 points (contrast-detection AF)

Exposure

Exposure Compensation

+/- 5.0EV (1/3 EV, 1/2 EV steps selectable) (with exposure compensation dial: +/- 3EV (1/3 EV steps))

Metering System

Metering Type: 1200-zone evaluative metering
Metering Sensor: Exmor R CMOS sensor
Metering Sensitivity: EV -3 to EV 20 (at ISO100 equivalent with F2.0 lens attached)
Metering Mode: Multi-segment, Center-weighted, Spot, Spot Standard/Large, Entire Screen Avg., Highlight

ISO Sensitivity

Still images: ISO 100-51200 (ISO numbers from ISO 50 to ISO 204800 can be set as expanded ISO range.), AUTO (ISO 100-12800, selectable lower limit and upper limit), Movies: ISO 100-51200 equivalent (ISO numbers up to ISO 102400 can be set as expanded ISO range.), AUTO (ISO 100-12800, selectable lower limit and upper limit)

AE Lock

Locked when shutter button is pressed halfway. Available with AE lock button (On/Off/Auto)

Shutter

Shutter Type

Electronically controlled, vertical-traverse, focal-plane type

Shutter Speed

Still images: 1/8000 to 30s, Bulb, Movies: 1/8000 to 1/4 (1/3 steps), up to 1/60 in AUTO mode (up to 1/30 in Auto slow shutter mode)

Self-timer

10 sec. delay/5 sec. delay/2 sec. delay/Continuous self-timer (3 frames after 10 sec. delay/5 frames after 10 sec. delay/3 frames after 5 sec. delay/5 frames after 5 sec. delay/3 frames after 2 sec. delay/5 frames after 2 sec. delay)/Bracketing self-timer

Flash

Flash Mode

Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction (on/off selectable), Wireless, Hi-speed sync.

Flash Control

Pre-flash TTL

Flash Exposure Compensation

+/- 3.0 EV (switchable between 1/3 and 1/2 EV steps)

External Flash

Sony a System Flash compatible with Multi Interface Shoe, attach the shoe adapter for flash compatible with Auto-lock accessory shoe

Drive System

Drive Modes

Single Shooting, Continuous shooting (Hi+/Hi/Mid/Lo selectable), Self-timer, Self-timer (Cont.), Bracket: Single, Bracket: Cont., White Balance bracket, DRO bracket

Continuous Shooting Speed

Continuous shooting: Hi+: max. 10 fps, Hi: max. 8 fps, Mid: max. 6fps, Lo: max. 3 fps

Function

Playback

Single (with or without shooting information Y RGB histogram & highlight/shadow warning), 9/25-frame index view, Enlarged display mode (L: 18.8x, M: 12.3x, S: 9.4x), Auto Review (10/5/2 sec, Off), Image orientation (Auto/Manual/Off selectable), Slideshow, Folder selection (Date/ Still/ AVCHD/XAVC S HD/XAVC S 4K), Forward/Rewind (movie), Delete, Protect, Rating, Disp Cont Shoot Grp

Customization

Custom key settings, Programmable Setting (Body 2 sets /memory card 4 sets), My Menu, Reg Cust Shoot Set

Recording System

Recording Media

Memory Stick PRO Duo, Memory Stick PRO-HG Duo, Memory Stick Micro (M2), SD memory card, SDHC memory card (UHS-I/II compliant), SDXC memory card (UHS-I/II compliant), microSD memory card, microSDHC memory card, microSDXC memory card