Sony A6400

Sony Alpha a6400 front
  • 24MP - APS-C Sensor
  • 3" Tilting Screen
  • ISO 100 - 32000 (Expand to 102400)
  • 3840 x 2160 video
  • Sony E Mount
  • 403g - 120 x 67 x 50mm
  • Released January 2019
  • Read full specs
  • Alternatives
  • Lenses
  • Size Comparison
  • FAQ

Sony A6400 summary

Sony A6400 is Sony's Advanced Mirrorless digital camera originally announced on January of 2019. The camera has got a 24MP, CMOS APS-C sized sensor and has a max resolution of 6000 x 4000.

The A6400 ranks at #16 out of 62 in Advanced Mirrorless cameras and over-all #75 out of 1465 for digital cameras in our database. You should check our Smart camera finder to find camera listings based on your customized factors.

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The following is a chart of specific factors used in the rating system.

Sony A6400 history

The Sony A6400 is part of a family of cameras. You can read the complete range below.

ModelVisualizeResolutionSensor SizeMax fpsReleased
Sony-Alpha-a6700 front thumbnailSony A6700
A6400 vs A6700
26MPAPS-C11.0 fps2023
Sony-Alpha-a6600 front thumbnailSony A6600
A6400 vs A6600
24MPAPS-C11.0 fps2019
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Sony-Alpha-a6100 front thumbnailSony A6100
A6400 vs A6100
24MPAPS-C11.0 fps2019
Sony-Alpha-a6400 front thumbnailSony A640024MPAPS-C11.0 fps2019
Sony-Alpha-a6500 front thumbnailSony A6500
A6400 vs A6500
24MPAPS-C11.0 fps2016
Sony-Alpha-a6300 front thumbnailSony A6300
A6400 vs A6300
24MPAPS-C11.0 fps2016
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Sony-Alpha-a5100 front thumbnailSony a5100
A6400 vs a5100
24MPAPS-C6.0 fps2014
Sony-Alpha-a6000 front thumbnailSony A6000
A6400 vs A6000
24MPAPS-C11.0 fps2014
Sony-Alpha-a5000 front thumbnailSony a5000
A6400 vs a5000
20MPAPS-C4.0 fps2014

Sony A6400 Pros and Cons

Below is a selection of pluses and minuses of the Sony A6400 based on criterias that are often considered useful in a digital camera.

above average ISO range (32,000)
above average minimum ISO (100)
built-in flash
built-in touchscreen
change lenses (Sony E mount)
comes with external mic socket
comes with HDMI socket
decent MP (24MP)
decent sized screen (3 inch)
display is selfie friendly
environment sealing
has bluetooth
manual focus
NFC support
offers face detection autofocus
offers tracking autofocus
screen has good resolution (922 k dots)
sensor size is decent (APS-C)
supports focus by touch
supports phase detect autofocus
supports RAW formats
tilting screen
video res high (3840 x 2160 resolution)
doesn't have headphone socket
no image stabilization
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Sony A6400 Sensor info

The Sony A6400 is run by the Bionz X processor chip. The sensor spec in the Sony A6400 is 23.5mm x 15.6mm (APS-C). The 367 mm² sensor can capture 6000 x 4000 pixels and aspect ratios of 1:1, 3:2 and 16:9.

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The CMOS sensor boasts 24MP and provides a standard ISO range of 100 - 32000. This ISO can also be extended digitally to a high of 102400. RAW files are supported which means that you have wider room to maneuver in post.

The picture below displays the A6400's sensor dimensions compared to other popular sizes. The A6400 sensor comes with a crop factor of 1.5 and is showcased in green.

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To get a sense of different aspect ratios, you should refer to the graphic below.

Camera sensor aspect ratios

Sony A6400 dimensions

Sony A6400 has a weight of 0.89 pounds (403 gr or 14.22 ounces) and features external proportions of 120mm x 67mm x 50mm (4.7" x 2.6" x 2.0"). The weight of typical Advanced Mirrorless camera is 454 gr so the Sony A6400 is less heavy when compared to its competitors.

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The following is a visual of the Sony A6400 beside a softdrink to help you to have a feel for its scale.

Sony Alpha a6400 dimensions scale

The top view here will show you the button layout on the A6400.

Sony Alpha a6400 topview buttons dials

Sony A6400 Lens info

The A6400 uses the Sony E mount and has 170 lenses to select from. Below is a few of the lenses we have in our database which will work with the A6400.

ModelVisualizeFocal LengthApertureStabilizedWeight
Sony-E-50mm-F1.8-OSS lensSony E 50mm F1.8 OSS50mmf/1.8 202g
Samyang-35mm-F1.4-AS-UMC-Sony-E-NEX lensSamyang 35mm F1.4 AS UMC35mmf/1.4 660g
Photography Glossary
Sony-FE-35mm-F2.8-ZA-Carl-Zeiss-Sonnar-T lensSony FE 35mm F2.8 ZA Carl Zeiss Sonnar T35mmf/2.8 120g
Fujinon-MK-50-135mm-T2.9 lensFujinon MK 50-135mm T2.950-135mmf/2.8980g
Sony-12-24mm-F2.8-GM lensSony 12-24mm F2.8 GM12-24mmf/2.8 847g
Sigma-30mm-F1.4-DC-DN-C-Sony-E-NEX lensSigma 30mm F1.4 DC DN C30mmf/1.4 265g
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Sony-20mm-F1.8G lensSony 20mm F1.8G20mmf/1.8373g
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Sony A6400 Connectivity

The A6400 has the following connectivity:

  • USB Yes
  • Wireless Yes
  • Bluetooth Yes
  • NFC Yes
  • HDMI Yes

Digital cameras that contain NFC or Bluetooth support can easily be controlled wirelessly via smartphones. You can easily send images and sometimes alter settings without connecting physically to the camera.

Certain applications even give a Liveview and hit the shutter whenever you are not close to the camera. If the camera contains a HDMI out, it could be connected to an external display. The majority of cameras will allow you to charge the battery pack using the USB port.

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Sony A6400 Video info

The max video quality in the Sony A6400 is 3840 x 2160 and it can shoot in MPEG-4, H.264 and XAVC-S file format. 2160p delivers a outstanding quality for video. You can easily crop to 1080p in order to get improved video. Be mindful of the huge file sizes and ensure you have got high quality SD cards that have fast write speeds. Although the camera comes with a mic port, it is unfortunately missing a headphone port which means that you will not be able to keep an eye on your sound levels.

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Sony A6400 Weather Sealing

Sony A6400 features environment proofing which makes it a good option to use for challenging locations. This is especially handy when you are unsure about the conditions you may encounter for outdoor photography.

Sony A6400 Screen and Viewfinder

The Sony A6400 has got a 3" tilting display supporting a resolution of 922k dots.

The screen is selfie friendly to shoot self portraits and group shots when required. Additionally the display is touch friendly which means that you can easily set focus point and change settings by using your finger.

Sony Alpha a6400 screen and viewfinder Body cameras now worn by bakery staff to deter stealing

The ViewFinder specs regarding Sony A6400 are below:

  • ViewFinder Electronic
  • Resolution 2,359k dots
  • Coverage 100 percent
  • Magnification 0.7x

In those bright outdoor conditions which make the camera displays washed out and challenging to view, viewfinders can be pretty useful.

Sony A6400 Shutter info

Sony A6400 can shoot continuously at 11.0 frames/s. The highest shutter speed is 1/4000 seconds.

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Sony A6400 Flash and Hot shoe info

Sony A6400 has got both inbuilt flash and external flash support.

Sony A6400 Autofocusing info

Sony A6400 has got both Phase Detect AF along with Contrast Based AF. Phase Detection autofocusing is more snappier and accurate when compared to Contrast Based autofocusing. The camera has got Face detection which can be valuable for taking portraits of people.

It has got 425 focus points to choose from. Sony A6400 has touch to focus. You can use your fingers in order to change where you focus. It also boasts Tracking AF for subjects that move. Sony A6400 has manual focusing if needed for low light or you need more accurate control on focusing.

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Sony A6400 Battery life

The battery pack (NP-FW50) for the Sony A6400 is fashioned to last for 410 pictures with respect to the CIPA specifications making it comparable with its rivals. The usual Advanced Mirrorless camera battery life is 390. Sony A6600 comes with the maximum (810) battery life for this kind of cameras.

Underneath is a listing of Advanced Mirrorless cameras that come with the highest battery life:

Sony A6400 for varying categories of photography

The following chart provides a summary of the Sony A6400 for varying categories of photography. To learn more, visit the specific paragraph below.

Sony A6400 Portrait photography info

The Sony A6400 gets a rating of 82 which is great, meaning that it is a wonderful option for portraits. Taking portraits leans heavily to sensor dimension, RAW support and ability to work with external lighting.

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focusing manually
good megapixels (24 megapixels)
sensor size is decent (APS-C)
comes with face detect focusing
saves RAW formats

Street photography with Sony A6400

Coming in at a wonderful points total of 81, the Sony A6400 is a outstanding pick to use in street photography. A very good street photography camera features a fine balance of image quality and portability.

Photography Glossary
screen tilts up and down
sensor size is decent (APS-C)
supports RAW files
supports touch to focus
environment proofing
good ISO range (32,000)
lack of image stabilization

Sony A6400 as a Sports photography camera

A outstanding sports photography score of 76 indicates the Sony A6400 is a great option for photographing sports. A camera needs excellent autofocus plus fast continuous shooting for sports photography.

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resolution is good (24 megapixels)
sensor size is decent (APS-C)
has tracking focus
weather proofing
comes with phase detect AF
no image stabilization

Sony A6400 Travel photography details

Size is super crucial when getting a travel camera. On the whole, the Sony A6400 gets a brilliant 87 as a travelling camera which is a tremendous fit to take on your journeys.

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weather sealing
connects via bluetooth
offers touch to focus
megapixel count good (24 megapixels)
has built in flash
display is selfie friendly

Sony A6400 Landscape photography factors

If you find yourself planning to pick a camera for landscape photographs, the most critical aspect will no doubt be image quality. The Sony A6400 at it's very high rating of 80 for a landscape camera is a tremendous option amongst its rivals.

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has manual focus
interchangeable lenses (Sony E mount)
screen size is good (3 inches)
megapixel count good (24 megapixels)
sensor size is decent (APS-C)
very good high ISO (32,000)
exports RAW formats
weather sealing
no image stabilization

Sony A6400 Vlogging advice

A vlogging camera really should come with a articulating display screen, mic port and preferably image stabilization. Considering all the details, the Sony A6400 is a tremendous fit for vlogging as it comes to a awesome score of 80.

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screen is selfie friendly
screen is touchscreen
offers face detect focus
video res high (3840 x 2160 pxls)
includes microphone jack
no image stabilization

Sony A6400 Alternatives

If you need alternatives to the A6400, here is a selection of the highest ranked cameras that fall under the category of Advanced Mirrorless.

The line graph here shows you a summary of the A6400 versus it's highest scored rivals mentioned previously.

Here are a handful of other cameras you may view as alternatives. To check out a full comparison, visit the "compare" link.

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General Information
Brand Name
Model type
Sony Alpha a6400
Advanced Mirrorless
Physical type
Rangefinder-style mirrorless
Sensor Information
Sensor type
Powered by
Bionz X
Sensor size
Sensor dimensions
23.5 x 15.6mm
Sensor surface area
Sensor resolution
24 megapixels
Anti alias filter
Aspect ratio
1:1, 3:2 and 16:9
Max resolution
6000 x 4000
RAW photos
Max native ISO
Max enhanced ISO
Minimum native ISO
Manual focusing
Autofocus touch
Autofocus continuous
Autofocus single
Tracking autofocus
Selective autofocus
Autofocus center weighted
Multi area autofocus
Autofocus live view
Face detection focus
Contract detection focus
Phase detection focus
Total focus points
Lens support
Sony E
Number of lenses
Focal length multiplier
Screen type
Screen sizing
3 inch
Screen resolution
922k dots
Selfie friendly
Touch display
Viewfinder Information
Viewfinder resolution
2,359k dots
Viewfinder coverage
100 percent
Viewfinder magnification
DXO scores
DXO Overall rating
DXO Color Depth rating
DXO Dynamic range rating
DXO Low light rating
Min shutter speed
30 secs
Max shutter speed
1/4000 secs
Continuous shutter rate
11.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation
Change white balance
Image stabilization
Built-in flash
Flash distance
6.00 m (at ISO 100)
Flash modes
Off, auto, on, slow sync, rear sync, redeye reduction, wireless, hi-speed sync
External flash
Auto exposure bracketing
WB bracketing
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions
3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Max video resolution
Video format
MPEG-4, H.264, XAVC-S
Mic port
Headphone port
USB 2.0 (480 Mbit/sec)
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
403 grams (0.89 lb)
120 x 67 x 50mm (4.7" x 2.6" x 2.0")
Battery life
410 pictures
Form of battery
Battery Pack
Battery ID
Self timer
Time lapse feature
Storage type
SD/SDHC/SDXC/Memory Stick DUO (UHS-I compliant)
Card slots
Launch cost