Sony Alpha a9 II Black 2017

★★★★★ 4.8 (89)

The 24.2MP full-frame Exmor RS stacked CMOS sensor with the BIONZ X processor delivers 20fps mechanical burst shooting and a 693-point phase-detection AF system with Eye AF and Animal AF. The 5-axis IBIS with 5 stops of stabilization, 3.7M-dot OLED EVF, and weather-sealed body make it a reliable workhorse for fast-paced shooting. Best for professional sports and event photographers who need high-speed capture and dependable autofocus in demanding conditions.

Type mirrorless
Sensor 24.2MP full-frame
AF Points 693 pts
Burst 20 fps
Video 4K @30fps
IBIS Yes
Weather Sealed Yes
Weight 678 g
Sony Alpha a9 II Black 2017 camera
89 Overall Score

No current retailer price

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Snapshot

The 30-Second Version

The Sony Alpha a9 II is a specialized mirrorless camera built for sports and photojournalism. Its 20fps blackout-free shooting and class-leading autofocus make it nearly impossible to miss a critical moment. It's overkill for casual shooters, but for working pros who need speed and reliability above all else, it's still one of the best tools on the market.

Pros & Cons

Pros

  • Blazing-fast autofocus with sticky subject tracking 97th
  • 20fps burst with zero viewfinder blackout 96th
  • Excellent build quality and weather sealing 96th
  • Pro-level connectivity with Ethernet and 5GHz Wi-Fi 95th
  • Voice memo function for fast metadata tagging

Cons

  • 24.2MP resolution limits heavy cropping
  • Video features are basic for the price
  • Occasional focus lock-ups reported by some users
  • No picture profiles for video shooters
  • Pricey compared to higher-resolution alternatives

What owners think

The Word on the Street

4.8/5 (89 reviews)
👍 Owners consistently rave about the autofocus speed and accuracy, calling it a game-changer for fast action.
👍 The no-blackout EVF and 20fps burst get frequent praise for making action photography feel effortless and responsive.
👎 A recurring complaint is the 24MP sensor, with some users wishing for more resolution for cropping flexibility.

How owner sentiment changed over time

Exclusive

Based on when customers actually wrote their reviews - so you can see whether early praise held up.

Owner sentiment has cooled since launch
88/100Our AI sentiment readmedium confidence · 28 sources · Nov 2026
1★2★3★4★5★Q1 '22: 5.0★ · 3 reviewsQ2 '22: 5.0★ · 1 reviewQ1 '23: 4.5★ · 2 reviewsQ3 '23: 5.0★ · 1 reviewQ2 '25: 5.0★ · 1 review31211Q1 '22Q2 '22Q1 '23Q3 '23Q2 '25
Avg ratingHappy (4-5★)Unhappy (1-2★)Bar height = number of reviews
  1. Q1 2022100/1003 reviews

    All three reviews were extremely positive, praising the camera's ease of use, features like anti-flicker, and its versatility for different photography styles.

    • Camera praised for being easy to learn with dials and settings.
    • Descriptions of camera as amazing and perfect for needs.
    • Noted as a worthy successor with improvements like 10 fps.
    • Versatile for both real estate and action/nature photography.
  2. Q4 201973/1003.7★3 reviews

    Most reviewers praised the a9II's improved tracking, ergonomics, and anti-flicker, but one criticized it as a minor upgrade at a higher price.

    • Excellent autofocus and real-time tracking, especially for sports and action.
    • Upgraded ergonomics and build quality praised by some, but others found it insufficient.
    • Anti-flicker and mechanical shutter improvements noted as key for professionals.
    • One reviewer considered it a minor upgrade not worth the higher cost.

Based on 8 dated customer reviews, grouped by calendar quarter. Period analysis is in English.

The proof

Performance

In our database, the a9 II's autofocus lands in the 93rd percentile, and honestly, that might be underselling it. The 693-point phase-detect system with Real-Time Tracking and Eye AF for humans and animals is absurdly sticky. You half-press the shutter and it just grabs your subject and hangs on. For sideline sports or wildlife, this is the kind of performance that changes your hit rate from 'pretty good' to 'I can't believe I got that.' The 20fps burst with full AF/AE and zero viewfinder blackout means you see the action unfold in real time, not a slideshow of what just happened.

Battery life is a standout at 500 shots per charge, putting it in the 93rd percentile. In practice, you'll get way more than that if you're firing bursts, which you will be. The build quality is also top-tier, ranking in the 94th percentile. The weather sealing got a noticeable upgrade from the original a9, and the grip is deeper and more comfortable. The sensor's dynamic range and low-light performance are excellent, even if the resolution is middle of the pack. You can push the ISO higher than you'd expect and still get clean files.

Performance Percentiles

AF 96.1
EVF 94.8
Build 96.7
Burst 85.7
Video 62.8
Sensor 58
Battery 95.1
Display 87.6
User Sentiment 83.1
Connectivity 96.1
Social Proof 87.2
Affordability 16.6
Stabilization 89.2

Specifications

Full Specifications

Sensor

Type CMOS
Size full-frame
Megapixels 24.2 MP
ISO Range 100
Processor BIONZ X

Autofocus

AF Points 693
AF Type Phase Detection: 693Contrast Detection: 425
Eye AF Yes
Animal AF Yes
Subject Detection Yes

Shooting

Burst (Mechanical) 20
Burst (Electronic) 20
Max Shutter 1/32000
Electronic Shutter Yes

Video

Max Resolution 4K
4K FPS 30
1080p FPS 120
10-bit No
Log Profile No
RAW Video No
Codec XAVC S, AVCHD

Display & EVF

Screen Size 3"
Touchscreen Yes
Articulating Yes
EVF Resolution 3.69 M dots

Build

Weather Sealed Yes
Weight 0.7 kg / 1.5 lbs
Battery Life 500

Connectivity

Wi-Fi Yes
Bluetooth Yes
USB USB-C 3.0 / 3.1/3.2 Gen 1
HDMI Micro-HDMI
Hot Shoe Yes

vs Competition

The a9 II's most direct rival is the Canon EOS R6 Mark III. The Canon offers a higher-resolution sensor and more modern video specs, but it can't match the a9 II's blackout-free EVF experience or the sheer tenacity of Sony's subject tracking. For sports shooters, that EVF difference is huge. The Nikon Z9 is a different beast entirely. It's a stacked sensor monster with 45.7MP and 8K video, but it's also bigger, heavier, and generally more expensive. If you need resolution and video alongside speed, the Z9 is the better all-rounder.

Sony's own a1 II has now entered the conversation as the a9 II's more capable sibling. It brings a higher-resolution sensor and more advanced video while keeping the stacked sensor speed, so if you want the a9 II's autofocus tenacity with more cropping room, the a1 II is the natural step up, assuming your budget can stretch. The Fujifilm X-H2S is a compelling crop-sensor alternative for wildlife shooters who want extra reach without the full-frame price tag, and its stacked sensor gives it serious burst speed. The Panasonic Lumix G9 II is another interesting option at a lower price point, especially for Micro Four Thirds shooters who value reach and portability, though it doesn't match the a9 II's full-frame low-light performance or autofocus sophistication.

Spec Sony Alpha a9 II Fujifilm X-H2 Nikon Z Z9 Panasonic Lumix G G9 II Canon EOS R6 Mark III OM System OM-1 Mark II
Type mirrorless mirrorless mirrorless mirrorless mirrorless mirrorless
Sensor 24.2MP full-frame 40.2MP aps-c 45.7MP full-frame 25.2MP micro-four-thirds 32.5MP full-frame 20.4MP micro-four-thirds
AF Points 693 425 493 779 1053 1053
Burst FPS 20 15 30 75 40 120
Video 4K @30fps 8K @60fps 8K @120fps 4K @120fps 8K @120fps 4K @60fps
IBIS true true true true true true
Weather Sealed true true true true true true
Weight (g) 678 579 1160 575 608 511
Compare Compare Compare Compare Compare
Product AFEVFBuildBurstVideoSensorBatteryDisplayUser SentimentSocial ProofAffordabilityStabilization
Sony Alpha a9 II 96.194.896.785.762.85895.187.683.187.216.689.2
Fujifilm X-H2 Compare 92.396.994.582.295.498.997.887.683.194.32496
Nikon Z Z9 Compare 93.59299.495.498.770.99887.698.494.38.789.2
Panasonic Lumix G G9 II Compare 9891.794.496.297.663.991.987.694.389.72289.2
Canon EOS R6 Mark III Compare 98.891.39592.690.566.297.598.86694.314.699.6
OM System OM-1 Mark II Compare 98.899.891.499.685.151.79687.683.189.717.699.6

Price

Value & Pricing

The Sony a9 II sits in a weird spot price-wise. We're seeing it listed anywhere from $2,000 to $5,998 across vendors, which is a massive spread. If you can find it on the lower end of that range, it's a steal for a pro-level sports body. At the high end, you're bumping up against newer flagships that offer more resolution and better video. For pure speed and reliability, the a9 II still delivers, but you have to weigh whether the specialized feature set justifies the cost when something like a used Sony a1 or a Nikon Z9 might give you more flexibility for similar money. If you're a working pro who needs the FTP workflow and voice memo features specifically, the value proposition is stronger.

Read more

Overview

If you're a sports photographer or photojournalist looking for a camera that simply won't miss the shot, the Sony Alpha a9 II is basically built for you. This isn't a generalist mirrorless body trying to please everyone. It's a specialized tool with a 24.2MP full-frame stacked CMOS sensor, blackout-free shooting at 20fps, and an autofocus system that recalculates 60 times per second. The a9 II is all about speed and reliability, and it shows. The body is weather-sealed and weighs just 590g, which is light enough to carry on a monopod all day without your shoulder filing a complaint.

Sony packed this thing with connectivity that working pros actually need, including built-in 1000BASE-T Ethernet and 5GHz Wi-Fi for secure FTP transfer. There's even a voice memo function to tag files with notes or convert speech to IPTC metadata. It's clear Sony listened to the agency and wire service crowd here. The 3.7M-dot EVF is one of the best on the market, and the 5-axis IBIS gives you about 5 stops of stabilization, which helps when you're shooting a 400mm lens handheld in iffy light.

But the a9 II isn't for everyone. The 24.2MP sensor sits in the 46th percentile for resolution among mirrorless cameras in our database, which is fine for wire service work but might feel limiting if you're cropping heavily or printing large. And while it shoots 4K video, the feature set is pretty basic compared to Sony's hybrid bodies. This is a stills machine first, and it's priced accordingly, with a spread from $2,000 to $5,998 depending on the vendor.

Common Questions

Q: Is the Sony a9 II good for sports photography?

Yes, the Sony a9 II is one of the best sports cameras available. Its 20fps burst with no viewfinder blackout and 693-point autofocus system with Real-Time Tracking are designed specifically for fast action.

Q: How does the Sony a9 II compare to the Sony a7R IV?

The a9 II prioritizes speed with 20fps shooting and a stacked sensor, while the a7R IV focuses on resolution with a 61MP sensor. Choose the a9 II for action and the a7R IV for detail-heavy work like landscapes or studio photography.

Q: Does the Sony a9 II shoot good video?

The a9 II shoots 4K video with full pixel readout, but it lacks advanced picture profiles and high frame rate 4K options found on Sony's hybrid bodies. It's serviceable for clips but not a primary video camera.

Q: Is the Sony a9 II weather sealed?

Yes, the Sony a9 II has improved weather sealing over the original a9, with better gaskets around the battery door, ports, and buttons. It's built to handle rain and dust in professional environments.

Who Should Skip This

Skip the Sony a9 II if you're primarily a landscape, studio, or video shooter. The 24.2MP sensor will frustrate you if you need to crop heavily or print large, and the video features are too basic for serious hybrid work. Hobbyists and casual shooters will get more value from a Sony a7 IV or even a used a7R IV, which offer better all-around specs for less money. If you need high resolution and pro speed in one body, save up for a Sony a1 or look at the Nikon Z9 instead.

Verdict

The Sony Alpha a9 II is still one of the best sports and photojournalism cameras you can buy, even a few years after its release. The autofocus is relentless, the burst shooting is a joy, and the build quality inspires confidence when you're working in rain or dust. If your job is to deliver usable images from chaotic, fast-moving situations, this camera will make your life easier. The connectivity features are genuinely useful for pros who need to file images from the sideline, and the voice memo function is one of those things you didn't know you needed until you try it.

But if you're not shooting sports or wildlife professionally, you should probably look elsewhere. The 24.2MP sensor is fine for wire service but limiting for landscape or commercial work. Video shooters will find the feature set barebones. And if you're a hobbyist who just wants a great all-around camera, Sony's own a7 IV or a7R V will serve you better for less money. The a9 II is a specialist, and it's brilliant at its specialty. Just make sure that specialty is actually yours.

Usage Scores

Overall (89.4)Video (80)Travel (81)Youtube (77.2)Beginner (82.6)Vlogging (71.2)Streaming (74.1)Photography (84.8)Wedding Events (85.2)Sports Wildlife (85.6)Product Photography (81.3)
  • Overall89.4
  • Video80
  • Travel81
  • Youtube77.2
  • Beginner82.6
  • Vlogging71.2
  • Streaming74.1
  • Photography84.8
  • Wedding Events85.2
  • Sports Wildlife85.6
  • Product Photography81.3

Other Configurations1

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