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Sony FX3 vs Sony a7S III – Comparison

After the launch of Sony Alpha 1, Sony also introduced the Sony FX3 cinema E-mount camera. The new Sony FX3 added to the Cinema Line of video cameras, and sits between the FX6 and the a7S III. Here is a quick comparison of the Sony FX3 vs Sony a7S III.

According to Sony, the a7S III is still very much a photo and video camera, whereas the FX3 is a cinema camera that can shoot stills in a pinch. Sony FX3 vs Sony a7S III both  feature the same 2nd generation 12MP Full-Frame Exmor R BSI CMOS sensor, dual BIONZ XR image processors, 759-Point Fast Hybrid AF, UHD 4K 120p video recording, 10-Bit 4:2:2 Internal, 16-Bit Raw Output, HLG, S-Log2 & S-Log3 gammas, 5-axis IBIS, Dual CFexpress Type A/SD slots, full-size HDMI ports and fully-articulating LCD. As you see the two video-centric models are fairly similar in many ways

So how does the FX3 differ from the a7S III? Take a look at the table below from B&HPhoto and compare the Sony FX3 vs Sony a7S III specifications.

The US price of the FX3 is $3,898 and it is $400 higher than the A7SMKIII. Available from B&H/Adorama/Amazon.

Sony FX3 vs Sony a7S III Specifications Comparison

FX3 Cinema Camera

a7S III Mirrorless Camera

12.1MP Full-Frame Exmor R BSI CMOS Sensor

BIONZ XR Processor

Sensor and Processor

12.1MP Full-Frame Exmor R BSI CMOS Sensor

BIONZ XR Processor

FF: UHD 4K 120p
S35: FHD 240p

Video Resolution (FF/S35)

FF: UHD 4K 120p
S35: FHD 240p

10-Bit 4:2:2 Internal

Bit Rate

10-Bit 4:2:2 Internal

ISO 80-409600 (Extended)

ISO Range

ISO 80-409600 (Extended)

S-Cinetone
S-Log3, S-Log2, HLG

Cinema Look/Gamma

S-Log3, S-Log2, HLG

5-Axis Sensor-Shift

Image Stabilization

5-Axis Sensor-Shift

Fast Hybrid AF with Eye AF and Subject Tracking

Autofocus

Fast Hybrid AF with Eye AF and Subject Tracking

Removable Top Handle
5 x ¼”-20 Mounts

Handle/1/4“-20 Mounts

1 x ¼”-20 Mount

Front, Top, and Rear

Tally Lamp

Yes

Zoom Lever

2 x XLR/TRS via Handle
1 x 3.5mm Headphone

1 x 3.5mm Microphone

1 x 3.5mm Microphone via Handle
Linear PCM 4 Channel/24-Bit

Audio Recording

1 x 3.5mm Headphone

1 x 3.5mm Microphone
Linear PCM 2 Channel/16-Bit

16-Bit Raw Output via HDMI

Raw Output

16-Bit Raw Output via HDMI

Internal Fan

Active Cooling

2 x CFexpress Type A/SD

Memory Card Compatibility

2 x CFexpress Type A/SD

NP-FZ100

Battery

NP-FZ100

5.1 x 3.1 x 3.3″

Dimensions

5.1 x 3.8 x 3.2″

1.4 lb / 640 g

Weight

1.35 lb / 614 g

Best Lenses for Sony a1 | Best Memory Cards for Sony a1 | Sony Lens Abbreviations and Meanings

Upcoming Sony Cameras and Lenses in 2021 | See also Best Lenses for Sony Full Frame E-Mount

Read more Sony Rumors and Sony Camera Rumors.

Also join the Sony Camera Users Facebook Group to share your Sony photography.

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