Sony Alpha a7s III

$225

Lens mountSony E
Sensor resolutionReal: 12.9 megapixels
Effective: 12.1 megapixels (4240 x 2832)
Type of sensorCMOS 35.6 x 23.8 mm (full-frame)
Growing factorNothing
Image stabilizationSensor offset, 5 axes
Integrated ND filterNothing
Capture typePhotos and video

Exposure control

Shutter typeElectronic shutter, Mechanical focal-plane shutter
Shutter speed1/8000 to 30 seconds
Bulb/Hour modeBulb mode
ISO sensitivityPhoto
80 to 102,400 (range: 40 to 409,600)
Video
80 to 102,400 (Extended: 80 to 409,600)
Measuring methodCenter-weighted average, Highlight weighting, Multiple, Spot
Exposure modesAperture priority, manual, program, shutter priority
Exposure compensation-5 to +5 EV (1/3 EV steps)
Measuring range-3 to 20 EV
White BalancePresets from 2,500 to 9,900K
: Auto, Cloudy, Custom, Daylight, Flash, Fluorescent, Incandescent, Shadow, Underwater
Continuous ShootingUp to 10 fps at 12.1 MP for up to 1,000 images (raw) / 1,000 images (JPEG)
Up to 8 fps at 12.1 MP
Up to 6 fps at 12.1 MP
Up to 3 fps at 12.1 MP
Time-lapse recordingYes
Timer2/5/10 second delay

Still Image Capture

Image sizes3:2
11-megapixel (3776 x 2832)
4.6 megapixels (2464 x 1848)
2.7 megapixels (1888 x 1416)
1.1 megapixel (1232 x 920)
8 megapixels (2832 x 2832)
3.4 megapixels (1840 x 1840)
2 megapixels (1408 x 1408)
0.8 MP (912 x 912)
10 MP (4240 x 2384)
4.3 megapixels (2768 x 1560)
2.6 megapixels (2128 x 1200)
4.3 megapixels (2768 x 1560)
1.1 megapixel (2128 x 1416)
12 MP (4240 x 2832)
5.1 megapixels (2768 x 1848)
3 megapixels (2128 x 1416)
5.1 megapixels (2768 x 1848)
1.3 MP (1376 x 920)
Aspect Ratio1:1, 3:2, 4:3, 16:9
Image File FormatHEIF, JPEG, Raw
Shallow14-bit

Internal Video Capture

Recording ModesH.265/XAVC HS 4:2:2 10-bit
4K UHD (3840 x 2160) at 23.98p/50p/59.94p/100p/119.88p [50 à 280 Mb/s]
H.265/XAVC HS 4: 2:0 10-bit
4K UHD (3840 x 2160) at 23.98p/50p/59.94p/100p/119.88p [30 à 200 Mb/s]
H.264/XAVC SI 4:2:2 10-bit
4K UHD (3840 x 2160) at 23.98p/25p/29.97p/50p/59.94p [240 à 600 Mb/s]
Full HD (1920 x 1080) at 23.98p/25p/29.97p/50p/59.94p [89 à 222 Mb/s]
H.264/XAVC S 4:2:2 10-bit
4K UHD (3840 x 2160) at 23.98p/25p/29.97p/50p/59.94p/100p/119.88p [100 à 280 Mb/s]
Full HD (1920 x 1080) at 23.98p/25p/29.97p/50p/59.94p/100p/119.88p/200p/239.76p [50 Mo/s]
H.264/XAVC S 4:2:0 8-bit
4K UHD (3840 x 2160) at 23.98p/25p/29.97p/50p/59.94p/100p/119.88p [60 à 200 Mb/s]
Full HD (1920 x 1080) at 23.98p/25p/29.97p/50p/59.94p/100p/119.88p/200p/239.76p [16 à 100 Mb/s]
Sensor Crop ModesSuper35 / APS-C
Gamma CurveSony S-Log 2, Sony S-Log 3
Registration LimitUnlimited
Video systemNTSC/PAL
Built-in microphone typeStereo
Audio recordingXAVC: 2-channel 16-bit 48kHz LPCM audio
XAVC: 2-channel 24-bit 48 kHz LPCM audio
XAVC: 4-channel 24-bit 48kHz LPCM audio
MP4: 2-channel AAC audio

External Video Capture

External Recording Modes16-bit RAW via HDMI
4.2K (4264 x 2408) up to 59.94p
4:2:2 10-bit via HDMI
4K UHD (3840 x 2160) at 23.98p/25p/29.97p/50p/59.94p
Full HD (1920 x 1080) at 23.98p/50p/59.94p
Full HD (1920 x 1080) at 50i/59.94i
4:2:0 8-bit via HDMI
4K UHD (3840 x 2160) at 23.98p/25p/29.97p/ Full HD 50p/59.94p
(1920 x 1080) at 23.98p/50p/59.94p
Full HD (1920 x 1080) at 50i/59.94i
IP BroadcastNothing

Interface

Media/memory card slotDual Slot: CFexpress Type A / SD (UHS-II)
Video I/O1 HDMI output
Audio I/O1 TRS stereo microphone input
1/8 ” / 3.5mm 1 x 1/8″ / 3.5mm TRS stereo headphone output
Other I/O1 x USB Type-C (Gigabit Ethernet, USB 3.2 / 3.1 Gen 1) Data I/O (shared with power input)
1 x Sony Multi/USB Micro-B Control
Power I/O1 x USB Type-C input
WirelessWifi, Bluetooth
Global positioning (GPS, GLONASS, etc.)Nothing

Monitor

Waist3.0″
Resolution1,440,000 points
Display TypeArticulating touchscreen LCD display

Viewfinder

BeatIntegrated Electronics (OLED)
Waist0,64″
Resolution9,437,184 points
Eyepoint25 mm
Blanket100%
MagnificationApproximately. 0.9x
Diopter adjustment-4 to +3

Concentrate

Focus TypeAutofocus and manual focus
Focus ModeServo Continuous AF, Direct Manual Focus, Manual Focus, Spot AF
Autofocus pointsPhase Detection: 759
Contrast Detection: 425
Autofocus Sensitivity-6 to +20 EV

Splinter

FlashNo
Flash ModesAuto, Fill Flash, High Speed Sync, Off, Rear Sync, Red-Eye Reduction, Slow Sync
Maximum Synchronization Speed1/250 second
Flash Compensation-3 to +3 EV (1/3, 1/2 EV pitch)
Dedicated flash systemLifespan
External Flash ConnectionSmart Shoe

Environment

Operating Temperature32 to 104°F / 0 to 40°C

General

Battery Type1 x NP-FZ100 Rechargeable Lithium-Ion, 7.2 VDC, 2280 mAh (approx. 600 shots)
Tripod Mounting Thread1 x 1/4″-20 Female
Accessory Holder1 x Smart Shoe
Dimensions (W x H x D)5.07 x 3.81 x 2.74″ / 128.9 x 96.9 x 69.7 mm
Mass1.35 lbs / 614 g (body only)

Categories

Cameras, DSLR Cameras, Sony Cameras