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Sony a1 vs Sony A6400

Portability
61
Imaging
81
Features
93
Overall
85
Sony Alpha a1 front
 
Sony Alpha a6400 front
Portability
83
Imaging
69
Features
88
Overall
76

Sony a1 vs Sony A6400 Key Specs

Sony a1
(Full Review)
  • 50MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 100 - 32000 (Boost to 102400)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 7680 x 4320 video
  • Sony E Mount
  • 737g - 129 x 97 x 70mm
  • Introduced January 2021
Sony A6400
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Tilting Screen
  • ISO 100 - 32000 (Increase to 102400)
  • 3840 x 2160 video
  • Sony E Mount
  • 403g - 120 x 67 x 50mm
  • Revealed January 2019
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Sony a1 vs Sony A6400 Overview

Below, we will be looking at the Sony a1 versus Sony A6400, former being a Pro Mirrorless while the latter is a Advanced Mirrorless and both are designed by Sony. There is a sizable difference among the sensor resolutions of the a1 (50MP) and A6400 (24MP) and the a1 (Full frame) and A6400 (APS-C) use different sensor measurements.

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The a1 was revealed 2 years later than the A6400 and that is a fairly significant difference as far as camera tech is concerned. Both the cameras come with different body type with the Sony a1 being a SLR-style mirrorless camera and the Sony A6400 being a Rangefinder-style mirrorless camera.

Before delving in to a thorough comparison, below is a brief summary of how the a1 matches up against the A6400 in relation to portability, imaging, features and an overall rating.

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Reasons to pick Sony a1 over the Sony A6400

 a1 A6400 
RevealedJanuary 2021January 2019Fresher by 25 months
Screen resolution1440k922kClearer screen (+518k dot)

Reasons to pick Sony A6400 over the Sony a1

 A6400 a1 
Selfie screen Easy selfies

Common features in the Sony a1 and Sony A6400

 a1 A6400 
Manual focus Dial exact focus
Screen typeTiltingTiltingTilting screen
Screen dimension3"3"Identical screen measurements
Touch screen Quickly navigate

Sony a1 vs Sony A6400 Physical Comparison

If you are aiming to carry your camera frequently, you'll have to factor in its weight and volume. The Sony a1 has outside measurements of 129mm x 97mm x 70mm (5.1" x 3.8" x 2.8") and a weight of 737 grams (1.62 lbs) while the Sony A6400 has sizing of 120mm x 67mm x 50mm (4.7" x 2.6" x 2.0") having a weight of 403 grams (0.89 lbs).

Look at the Sony a1 versus Sony A6400 in our brand new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will vary based on the lens you choose during that time. Underneath is the front view sizing comparison of the a1 compared to the A6400.

Sony a1 vs Sony A6400 size comparison

Factoring in size and weight, the portability rating of the a1 and A6400 is 61 and 83 respectively.

Sony a1 vs Sony A6400 top view buttons comparison

Sony a1 vs Sony A6400 Sensor Comparison

Generally, it is tough to imagine the difference in sensor sizing simply by viewing specifications. The visual underneath should provide you a much better sense of the sensor measurements in the a1 and A6400.

Plainly, the two cameras posses different resolutions and different sensor sizing. The a1 with its bigger sensor is going to make getting bokeh less difficult and the Sony a1 will provide you with greater detail because of its extra 26MP. Higher resolution will also enable you to crop pictures somewhat more aggressively. The more recent a1 should have an advantage when it comes to sensor innovation.

Sony a1 vs Sony A6400 sensor size comparison

Sony a1 vs Sony A6400 Screen and ViewFinder

Sony a1 vs Sony A6400 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony a1 Portrait photography details
Sony A6400 Portrait photography details
88
has manual focus
high flash sync speed (1/400 seconds)
MP count high (50MP)
sensor size is great (Full frame)
has face detection focus
delivers RAW files
81
you can focus manually
MP count good (24MP)
good sensor size (APS-C)
has face detect autofocus
exports RAW formats
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Street Comparison

Sony a1 as a Street photography camera
Sony A6400 as a Street photography camera
79
screen tilts up and down
built in image stabilization (Sensor based 5-axis)
sensor size is great (Full frame)
delivers RAW files
offers touch to focus
weather proofing
very good ISO range (32,000)
81
has a tilting screen
good sensor size (APS-C)
exports RAW formats
boasts touch focus
environment sealing
very good ISO range (32,000)
no image stabilization
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Sports Comparison

Sony a1 as a Sports photography camera
Sony A6400 as a Sports photography camera
90
maximum shutter speed is high (1/8,000 seconds)
quiet mode (1/32,000 seconds)
high max frames per second (30.0 frames/s)
built in image stabilization (Sensor based 5-axis)
MP count high (50MP)
sensor size is great (Full frame)
has tracking autofocus
weather proofing
better than average battery life (530 shots)
sensor has phase detect auto focus
76
MP count good (24MP)
good sensor size (APS-C)
has tracking focus
environment sealing
sensor has phase detect autofocus
no image stabilization
Photography Glossary

Travel Comparison

Sony a1 Travel photography information
Sony A6400 Travel photography information
73
better than average battery life (530 CIPA)
weather proofing
has bluetooth
offers touch to focus
MP count high (50 megapixels)
display isn't selfie friendly
87
environment sealing
connects via bluetooth
boasts touch focus
MP count good (24MP)
built-in flash
selfie friendly screen
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Landscape Comparison

Sony a1 as a Landscape photography camera
Sony A6400 as a Landscape photography camera
88
has manual focus
interchangeable lenses (Sony E mount)
good sized screen (3")
built in image stabilization (Sensor based 5-axis)
MP count high (50 megapixels)
sensor size is great (Full frame)
very good ISO range (32,000)
delivers RAW files
weather proofing
better than average battery life (530 per charge)
has double storage slots
80
you can focus manually
interchangeable lenses (Sony E mount)
screen is a good size (3")
MP count good (24MP)
good sensor size (APS-C)
very good ISO range (32,000)
exports RAW formats
environment sealing
no image stabilization
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Vlogging Comparison

Sony a1 Vlogging information
Sony A6400 Vlogging information
36
built-in touchscreen
built in image stabilization (Sensor based 5-axis)
has face detection focus
high quality video (7680 x 4320 pxls)
includes external microphone port
display isn't selfie friendly
80
selfie friendly screen
touchscreen enabled
has face detect autofocus
video resolution high (3840 x 2160 resolution)
includes mic port
no image stabilization
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Sony a1 vs Sony A6400 Specifications

Detailed spec comparison table for Sony a1 and Sony A6400
 Sony Alpha a1Sony Alpha a6400
General Information
Brand Sony Sony
Model type Sony Alpha a1 Sony Alpha a6400
Type Pro Mirrorless Advanced Mirrorless
Introduced 2021-01-26 2019-01-15
Body design SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Processor Chip - Bionz X
Sensor type BSI-CMOS CMOS
Sensor size Full frame APS-C
Sensor dimensions 35.9 x 24mm 23.5 x 15.6mm
Sensor surface area 861.6mm² 366.6mm²
Sensor resolution 50 megapixels 24 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 1:1, 3:2 and 16:9
Maximum resolution 8640 x 5760 6000 x 4000
Maximum native ISO 32000 32000
Maximum boosted ISO 102400 102400
Minimum native ISO 100 100
RAW photos
Minimum boosted ISO 50 -
Autofocusing
Focus manually
AF touch
Continuous AF
Single AF
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Total focus points 759 425
Lens
Lens mount type Sony E Sony E
Total lenses 133 121
Focal length multiplier 1 1.5
Screen
Range of display Tilting Tilting
Display diagonal 3 inches 3 inches
Resolution of display 1,440 thousand dot 922 thousand dot
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 9,437 thousand dot 2,359 thousand dot
Viewfinder coverage 100% 100%
Viewfinder magnification 0.9x 0.7x
Features
Lowest shutter speed 30s 30s
Highest shutter speed 1/8000s 1/4000s
Highest quiet shutter speed 1/32000s -
Continuous shooting speed 30.0 frames per sec 11.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change WB
Image stabilization
Built-in flash
Flash distance no built-in flash 6.00 m (at ISO 100)
Flash settings Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync Off, auto, on, slow sync, rear sync, redeye reduction, wireless, hi-speed sync
Hot shoe
Auto exposure bracketing
White balance bracketing
Highest flash sync 1/400s -
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 7680x4320 (30p, 25p, 23.98) 3840 x 2160 @ 30p / 100 Mbps, XAVC S, MP4, H.264, Linear PCM
Maximum video resolution 7680x4320 3840x2160
Video file format XAVC S, XAVC HS, H.264, H.265 MPEG-4, H.264, XAVC-S
Mic jack
Headphone jack
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB Yes USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 737g (1.62 pounds) 403g (0.89 pounds)
Dimensions 129 x 97 x 70mm (5.1" x 3.8" x 2.8") 120 x 67 x 50mm (4.7" x 2.6" x 2.0")
DXO scores
DXO All around rating not tested 83
DXO Color Depth rating not tested 24.0
DXO Dynamic range rating not tested 13.6
DXO Low light rating not tested 1431
Other
Battery life 530 pictures 410 pictures
Battery form Battery Pack Battery Pack
Battery ID NP-FZ100 NP-FW50
Self timer Yes Yes
Time lapse recording
Type of storage Dual SD/CFexpress Type A slots (UHS-II supported) SD/SDHC/SDXC/Memory Stick DUO (UHS-I compliant)
Storage slots 2 Single
Cost at launch $6,498 $898