Sony a7S III

Announced July 28, 2020

Compare Sony a7S III
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PixelMeter The PixelMeter is our 1–100 aggregate of reviewer scores from trusted publications and creators. Weighted by source tier — not a raw average, and not PetaPixel’s own review.

Reviewer Consensus

Exceptional

Sony a7S III is a highly capable, video-centric mirrorless camera that excels in low-light environments and provides robust 4K recording up to 120fps. While it is an incredibly powerful tool for filmmakers, its 12MP sensor and premium price tag make it less suitable for those prioritizing high-resolution stills.

Weighted from 48 reviewer scores

Pros

  • Improved ergonomics with a fully articulating screen, better menu structure, and full-size HDMI port
  • Highly reliable and fast autofocus system
  • Advanced video capabilities including 4K 120fps and 10-bit internal recording
  • High-resolution electronic viewfinder
  • Exceptional low-light performance and clean image quality

Cons

  • Minor ergonomic and software limitations
  • Low 12MP sensor resolution limits still photography potential
  • Expensive price point and costly proprietary memory cards
  • Lack of advanced features like 6K/8K recording, DCI 4K, and waveform monitoring
  • 1.1x crop factor in high frame rate modes
  • Launch price $3,499 (USD)
  • Sensor 12.1MP Full-Frame BSI CMOS
  • Video 4K 120p
  • Stabilization In-body IS
  • Burst 10 fps electronic

What the Reviewers Say

All 48 expert reviews, weighted into the PixelMeter score.

  • DPReview 91/100

    The Sony a7S III is a powerful video tool that can shoot 4K footage at up to 120p (up to 60p with no crop), in a variety of 10-bit formats to provide plenty of flexibility in terms of both grading and workflow.

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  • Amateur Photographer

    It doesn’t take long with the A7S III to be seriously impressed. Its 9.44m-dot viewfinder is incredible, and Sony’s new touch interface addressed one of our longest-running gripes.

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  • WIRED 9/10

    If you’re a videographer already invested in the Sony E mount system, you should make this camera yours as soon as possible. It’s a stellar video performer packed with features, simpler to use than previous generations and built like a tank.

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  • Digital Camera World

    It’s taken Sony five years to upgrade the video-centric A7S II to a Mark III, but the wait has been worth it for keen enthusiast and professional moviemakers.

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  • PCMag

    The Sony a7S III has one of the best 4K video feature sets you'll find in a full-frame mirrorless camera, including 120fps capture for slow-motion playback.

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  • TechRadar

    Sony hasn’t just improved one or two aspects of its A7S series; with the new A7S III, it’s made an across-the-board set of upgrades that result in a camera that’s the best of its kind.

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  • The α7S III will appeal to professional and semi-professional photographers, in particular for its its ability to produce high-quality stills in very dim lighting, and for its sophisticated video features with extended video recording times.

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  • Pocket-lint

    The Sony Alpha A7S III is the most impressive video-centric consumer camera to date. By using the right sensor, processing power and heat dissipation, Sony offers full-frame recording at staggering resolutions quality.

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  • B&H

    The Sony a7S III is a powerhouse of a camera, not only bringing back unparalleled low light performance but also adding in recording features and processing advancements that result in some of the cleanest, sharpest images available.

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  • Geeky Nerdy Techy

    I really feel like for my particular needs at this point, for the kind of work I'll be doing outside of control conditions and also when I'm not just behind the camera, the Sony a7S III made a whole lot of sense.

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  • OrmsTV

    This is pretty much the perfect video centric camera with still a little bit of photographic use put in there and I kind of like it.

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  • Creative Bloq

    The Sony A7S III is a full-frame, mirrorless camera with UHD 4K capabilities, with a heavy focus on video, making it the perfect match for content creators.

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  • Jake Sloan

    I can safely say after 2 days of using this out in the wilderness of Alaska, like literally we hiked 18 mi to get where we were and to do the things we were doing out there. This camera has just changed the way I create.

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  • Shotkit

    With so many amazing features offered by the Sony a7S III, it’s hard to not feel the desire to upgrade. Although I only had this camera for a few weeks, I will soon be adding it to my kit.

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  • Matti Haapoja

    [T]he final verdict of the Sony a7S III: it might be a perfect—it might be the closest thing that we've ever gotten to a perfect camera.

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  • Gizmodo

    Sony’s new, video-centric full-frame mirrorless camera. Unbelievable low-light capabilities and slo-mo looks great, too.

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  • Ken Rockwell

    The A7S III is a camera for people with special needs, specifically, those who need high ISOs higher than anything and are willing to pay dearly for the slight improvement, or those who need any of the new video or other features specific to the A7S III.

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  • Live Science

    If you're a video-first shooter, then you shouldn't even think twice about picking up the Sony A7S III. [...] However, this is far more than a video-centric device.

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  • TechMagnet

    If you're into serious filmmaking and you need 4K over 60fps, a fast focus, a stunning low-light performance, and autofocus performance, then I can absolutely recommend this camera.

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  • iPhonedo

    From the lowest settings to the highest, this camera gives you a great looking footage, and I think that makes Sony a7S III a fantastic camera and a great investment. To me, this is the perfect camera.

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  • wolfcrow

    If a professional were to ask me which is the best mirrorless camera for video, I’d say the Sony a7S III is, at this moment, the best mirrorless camera for video.

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  • Tech Reviews

    For videographers who need an advanced tool, and who may work a lot with multiple camcorders and place high demands on file quality and formats, the Sony a7s III is in the top three list among the best full-frame system cameras, in today’s market.

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  • iJustine

    This camera is something that a lot of people have been waiting very patiently for and I'm so glad that we finally have all the details. And I'm so glad that I actually got a chance to take a look at this for you guys. And I can promise you you're not gonna be disappointed.

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  • Rudy Visuals

    It has everything that I personally need and more, so I love the Sony a7S III and I'm very confident that 99.99% of you who buy this camera will be too.

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  • David Zhou

    Here's my conclusion: for all of the reasons I just listed, that's why I think the Sony a7S III is the perfect video camera that you can get on the market right now.

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  • Who Is Matt?

    Considering all the specs and features and capabilities I’ve shared with you, it has been a long wait, much longer than me or arguably any filmmaker wanted. But I think it has been worth it.

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  • Camera Zone

    It's not the newest kit on the block, but for the right creator, it's still one of the best. This one's still got a place in my kit, and I think it will for years to come.

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  • Patrick Tomasso

    It's a little bit different conversation when you think of the a7S III is twice the price and it does have more bells and whistles like wonderful autofocus.

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  • [T]he Sony A7S III is an impressive camera that delivers excellent image and video quality, along with a wide range of features that make it a versatile and capable camera for various shooting situations.

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  • Gabe Dennis

    At the end of the day, my conclusion is that this camera is the best camera and if you were to buy it, I don't think you would regret it.

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Specifications

General

Announcement date July 28, 2020
Launch MSRP $3,499
Medium Digital
Lens mount Sony E
Body type Mirrorless

Sensor & Processing

Effective resolution 12.1MP
Sensor format Full-Frame
Sensor technology BSI CMOS
Sensor dimensions 35.6 x 23.8 mm
Color filter array Bayer
Native ISO range 80-102,400
Expanded ISO range 40-409,600
Aspect ratio options 1:1, 3:2, 4:3, 16:9

Still Capture

Burst speed (electronic) 10fps
RAW formats 14-bit RAW
Other still formats HEIF, JPEG, RAW
Still bit depth 14-bit

Autofocus

AF points 759 phase-detect points
Autofocus modes Continuous-Servo AF, Direct Manual Focus, Manual Focus, Single-Servo AF
AF low-light sensitivity -6EV

Shutter & Exposure

Shutter types Mechanical Focal Plane Shutter and Electronic Rolling Shutter
Shutter speed range 1/8000s to 30s, Bulb
Flash sync speed 1/250s
Maximum electronic shutter speed 1/8000s
Exposure compensation +/- 5 EV in 1/3 EV Steps
Metering modes Average, Center-Weighted Average, Highlight Weighted, Multiple, Spot

Display & Viewfinder

EVF resolution 9.44M dots
EVF magnification 0.9x
Rear LCD size 3-inch

Video

Internal Recording

H.264/XAVC S 4:2:2 10-Bit

  • 3840 x 2160 at 23.98/25/29.97/50/59.94/100/120 fps (100 to 280 Mb/s VBR)
  • 1920 x 1080p at 23.98/25/29.97/50/59.94 fps (50 Mb/s VBR)

H.264/XAVC S-I 4:2:2 10-Bit

  • 3840 x 2160 at 23.98/25/29.97/50/59.94 fps (240 to 222 Mb/s VBR)
  • 1920 x 1080p at 23.98/25/29.97/50/59.94 fps (89 to 222 Mb/s VBR)

H.264/XAVC S 4:2:0 8-Bit

  • 3840 x 2160 at 23.98/25/29.97/50/59.94/100/120 fps (60 to 200 Mb/s VBR)
  • 1920 x 1080p at 23.98/25/29.97/50/59.94/100/120/200/240 fps (16 to 100 Mb/s VBR)

H.265/XAVC HS 4:2:2/4:2:0 10-Bit

  • 3840 x 2160 at 23.98/50/59.94/100/120 fps (30 to 280 Mb/s VBR)
External Recording
  • 4:2:2/4:2:0 8/10-Bit
  • 3840 x 2160 at 23.98/25/29.97/50/59.94 fps
  • 1920 x 1080p at 23.98/50/59.94 fps
  • 1920 x 1080i at 50/59.94 fps

Raw 16-Bit

  • 4264 x 2408 at 23.98/25/29.97/50/59.94 fps
Max video resolution 4K
Max frame rate at max resolution 120p
Max frame rate at UHD 120p
Codecs H.264/XAVC S 4:2:2 10-Bit, H.264/XAVC S-I 4:2:2 10-Bit, H.264/XAVC S 4:2:0 8-Bit, H.265/XAVC HS 4:2:2/4:2:0 10-Bit
Bit depth and chroma 10-bit 4:2:2 internal
Max bitrate 280Mbps
Gamma / log profiles S-Log 2, S-Log 3, HLG
Slow-motion maximum 1080p at 240fps
Recording limit No
Audio recording 16-bit 48 kHz LPCM, 2-channel

Storage

Card slots 2
Card types 2x CFexpress Type A / SDXC UHS-II
Internal storage No

Stabilization

In-body stabilization (IBIS) Yes

Connectivity

USB USB-C 3.2 Gen 1
Wi-Fi 802.11ac
Bluetooth 5.0
3.5mm mic input Yes
3.5mm headphone output Yes
Flash sync terminal No
Hot shoe 1x Intelligent Hot Shoe

Power

Battery NP-FZ100
CIPA battery life (LCD) 510 shots
CIPA battery life (EVF) 510 shots

Body

Weight (body only) 614g (1 lb 5.7 oz)
Dimensions 128.9 x 96.9 x 80.8 mm (5.07 x 3.81 x 3.18 in)
Weight (with battery and recording media) 699g (1 lb 8.7 oz)
Weather sealing None
Tripod thread 1/4"-20