Sony

Alpha 9

Name: Sony Alpha 9
Brand: Sony
Price: 4499 USD
Availability: InStock

First stacked-sensor mirrorless sports camera with 20fps blackout-free shooting.

$4,499

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Last updated May 2026

Key specs at a glance

Resolution

24.2 MP

Sensor

Full Frame

ISO max

51,200

Burst

20 fps

30 fps

IBIS

5-stop

Weight

673 g

Battery

650 shots

Sensor size

Sony Alpha 9

35.6 × 23.8 mm · Full Frame

847 mm² area

Lens ecosystem

Sony E mount

First-party

270

Third-party

350+

Total available

Mount introduced 2010

Body size

Sony Alpha 9

127 × 96 × 63 mm

673 g (1.48 lb / 23.74 oz)

127 × 96 × 63 mm · 673 g (1.48 lb / 23.74 oz)

Best for

Use-case scores

Scored algorithmically from verified specs. 10 = best in class.

Portrait

Good

7.5/ 10

· 24.2MP — solid resolution
· Full-frame sensor — shallow depth of field for subject isolation

Sports & Action

Good

6.0/ 10

· 20fps burst — fast action ready
· 693 AF points — good coverage

Video & Hybrid

Fair

5.0/ 10

· 4K recording
· Log profile (Picture Profile) for grading latitude

Landscape

Good

7.0/ 10

· Full-frame sensor — wider dynamic range
· Weather sealed for outdoor conditions

Travel

Good

7.5/ 10

· 673g — manageable for travel
· 650 shots/charge — all-day shooting

Wildlife

Good

6.5/ 10

· 20fps burst captures fleeting moments
· Animal subject recognition

Vlogging

Fair

4.5/ 10

· IBIS reduces handheld shake
· Eye AF locks on you while filming

Pros

✓ Stacked sensor pioneer
✓ 20fps silent burst
✓ Pro sports AF

Cons

– Superseded by A9 II/III
– 24MP
– Expensive when new

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Full specifications

Verified specs · Sony Alpha 9

Sensor

Resolution24.2 MP

Sensor typeFull Frame Stacked Exmor RS CMOS

Sensor size35.6 × 23.8 mm

AA filterYes

Processor

ProcessorBIONZ X

ISO

ISO min (native)100

ISO max (native)51,200

ISO max (expanded)204,800

Shutter

Shutter typeMechanical + Electronic

Max mechanical speed1/8000 sec

Max electronic speed1/32000 sec

Autofocus

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

AF points / zones693

AF frame coverage94 %

AF low-light limit-3 EV

Eye AFYes

Animal / bird AFYes

Subject recognitionHuman, Animal

Burst

Burst (mechanical)5 fps

Burst (electronic)20 fps

Pre-Capture / Pre-ReleaseNo

RAW buffer depth200 frames

Video

Max resolution4K UHD

4K max frame rate30 fps

Max video bit rate150 Mbps

Internal RAW videoNo

Log profilePicture Profile

CodecsXAVC S, AVCHD, H.264

Stabilization

In-body stabilizationYes

IBIS effectiveness5 stops

Body

Weight673 g

Dimensions (W×H×D mm)126.9 × 95.6 × 63 mm

Weather sealingYes

Battery

BatteryNP-FZ100

Battery life (CIPA)650 shots

Storage

Card slots2

Card typesSD UHS-II, SD UHS-I

Viewfinder

Viewfinder typeOLED EVF

EVF resolution3,686,400 dots

EVF magnification0.78 ×

EVF refresh rate120 Hz

LCD

LCD size3 in

LCD typeVari-angle

TouchscreenYes

Connectivity

USBUSB-C 3.2 Gen 2

HDMIFull HDMI (Type A)

Wi-FiYes

Wi-Fi standardWi-Fi 5 (802.11ac)

BluetoothYes

Microphone jack (3.5mm)Yes

Headphone jack (3.5mm)Yes

Lens Mount

Lens mountSony E