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Sony a1 vs Sony A77 II

Portability
61
Imaging
81
Features
93
Overall
85
Sony Alpha a1 front
 
Sony SLT-A77 II front
Portability
62
Imaging
65
Features
85
Overall
73

Sony a1 vs Sony A77 II Key Specs

Sony a1
(Full Review)
  • 50MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 32000 (Raise to 102400)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Maximum Shutter
  • 7680 x 4320 video
  • Sony E Mount
  • 737g - 129 x 97 x 70mm
  • Introduced January 2021
Sony A77 II
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 50 - 25600
  • Sensor based Image Stabilization
  • 1/8000s Max Shutter
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 647g - 143 x 104 x 81mm
  • Introduced May 2014
  • Succeeded the Sony A77
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Sony a1 vs Sony A77 II Overview

In this write-up, we are looking at the Sony a1 versus Sony A77 II, one being a Pro Mirrorless and the other is a Advanced DSLR and they are both manufactured by Sony. There exists a huge gap between the image resolutions of the a1 (50MP) and A77 II (24MP) and the a1 (Full frame) and A77 II (APS-C) use totally different sensor size.

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The a1 was launched 6 years later than the A77 II and that is quite a significant gap as far as technology is concerned. Both cameras offer different body type with the Sony a1 being a SLR-style mirrorless camera and the Sony A77 II being a Mid-size SLR camera.

Before delving straight into a complete comparison, below is a simple overview of how the a1 scores vs the A77 II in relation to portability, imaging, features and an overall grade.

Photography Glossary
	
	

Reasons to pick Sony a1 over the Sony A77 II

 a1 A77 II 
IntroducedJanuary 2021May 2014More recent by 82 months
Display resolution1440k1229kCrisper display (+211k dot)
Touch friendly display Easily navigate

Reasons to pick Sony A77 II over the Sony a1

 A77 II a1 
Display typeFully ArticulatedTiltingFully Articulating display
Selfie screen Easy selfies

Common features in the Sony a1 and Sony A77 II

 a1 A77 II 
Manual focus More exact focusing
Display sizing3"3"Equivalent display size

Sony a1 vs Sony A77 II Physical Comparison

For anyone who is looking to lug around your camera regularly, you will need to factor in its weight and volume. The Sony a1 has exterior dimensions of 129mm x 97mm x 70mm (5.1" x 3.8" x 2.8") accompanied by a weight of 737 grams (1.62 lbs) while the Sony A77 II has sizing of 143mm x 104mm x 81mm (5.6" x 4.1" x 3.2") having a weight of 647 grams (1.43 lbs).

Analyze the Sony a1 versus Sony A77 II in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an Interchangeable Lens Camera will vary dependant on the lens you select during that time. The following is the front view sizing comparison of the a1 vs the A77 II.

Sony a1 vs Sony A77 II size comparison

Looking at dimensions and weight, the portability rating of the a1 and A77 II is 61 and 62 respectively.

Sony a1 vs Sony A77 II top view buttons comparison

Sony a1 vs Sony A77 II Sensor Comparison

Typically, its difficult to see the contrast between sensor measurements merely by looking at specs. The graphic underneath may provide you a far better sense of the sensor dimensions in the a1 and A77 II.

All in all, both of the cameras offer different megapixel count and different sensor measurements. The a1 featuring a larger sensor will make getting shallower depth of field simpler and the Sony a1 will give extra detail utilizing its extra 26 Megapixels. Greater resolution can also allow you to crop photos a little more aggressively. The more recent a1 will have an edge with regard to sensor innovation.

Sony a1 vs Sony A77 II sensor size comparison

Sony a1 vs Sony A77 II Screen and ViewFinder

Sony a1 vs Sony A77 II Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Sony a1
Portrait photography with Sony A77 II
88
focusing manually
flash sync is higher than normal (1/400s)
megapixel count high (50MP)
great sensor size (Full frame)
has face detection focus
supports RAW files
79
has manual focus
sensor resolution is decent (24MP)
decent sensor size (APS-C)
offers face detection focus
saves RAW files
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Street Comparison

Sony a1 Street photography features
Sony A77 II Street photography features
79
tilting screen
image stabilization (Sensor based 5-axis)
great sensor size (Full frame)
supports RAW files
boasts focus by touch
weather proofing
great ISO range (32,000)
76
screen can move to multiple angles
built in image stabilization (Sensor based)
decent sensor size (APS-C)
saves RAW files
weather proof
very good high ISO (25,600)
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Sports Comparison

Sony a1 Sports photography features
Sony A77 II Sports photography features
90
high shutter speed (1/8,000 seconds)
quiet mode (1/32,000 seconds)
fast shooting (30.0 frames per second)
image stabilization (Sensor based 5-axis)
megapixel count high (50 megapixels)
great sensor size (Full frame)
has tracking autofocus
weather proofing
good battery pack (530 CIPA)
sensor has phase detect auto focus
76
high shutter speed (1/8,000s)
built in image stabilization (Sensor based)
sensor resolution is decent (24MP)
decent sensor size (APS-C)
offers tracking autofocus
weather proof
comes with phase detect auto focus
not so great battery (480 shots)
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Travel Comparison

Sony a1 Travel photography highlights
Sony A77 II Travel photography highlights
73
good battery pack (530 per charge)
weather proofing
supports bluetooth
boasts focus by touch
megapixel count high (50 megapixels)
does not posses selfie friendly display
64
weather proof
sensor resolution is decent (24MP)
has built in flash
selfie friendly display
missing Timelapse mode
not so great battery (480 CIPA)
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Landscape Comparison

Sony a1 Landscape photography factors
Sony A77 II Landscape photography factors
88
focusing manually
switch lenses (Sony E mount)
screen is a good size (3 inches)
image stabilization (Sensor based 5-axis)
megapixel count high (50 megapixels)
great sensor size (Full frame)
great ISO range (32,000)
supports RAW files
weather proofing
good battery pack (530 shots)
2 card slots
73
has manual focus
change lenses (Sony/Minolta Alpha mount)
nice screen size (3")
built in image stabilization (Sensor based)
sensor resolution is decent (24MP)
decent sensor size (APS-C)
very good high ISO (25,600)
saves RAW files
weather proof
not so great battery (480 shots)
missing Timelapse mode
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Vlogging Comparison

Sony a1 Vlogging factors
Sony A77 II Vlogging factors
36
touch screen
image stabilization (Sensor based 5-axis)
has face detection focus
great video quality (7680 x 4320 resolution)
includes external mic support
does not posses selfie friendly display
77
selfie friendly display
built in image stabilization (Sensor based)
offers face detection focus
high video quality (1920 x 1080 pxls)
does have external microphone port
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Sony a1 vs Sony A77 II Specifications

Detailed spec comparison table for Sony a1 and Sony A77 II
 Sony Alpha a1Sony SLT-A77 II
General Information
Company Sony Sony
Model Sony Alpha a1 Sony SLT-A77 II
Category Pro Mirrorless Advanced DSLR
Introduced 2021-01-26 2014-05-21
Body design SLR-style mirrorless Mid-size SLR
Sensor Information
Chip - Bionz X
Sensor type BSI-CMOS CMOS
Sensor size Full frame APS-C
Sensor measurements 35.9 x 24mm 23.5 x 15.6mm
Sensor surface area 861.6mm² 366.6mm²
Sensor resolution 50MP 24MP
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Highest resolution 8640 x 5760 6000 x 4000
Highest native ISO 32000 25600
Highest boosted ISO 102400 -
Minimum native ISO 100 50
RAW pictures
Minimum boosted ISO 50 -
Autofocusing
Focus manually
Touch focus
Continuous AF
AF single
Tracking AF
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 759 79
Cross focus points - 15
Lens
Lens mounting type Sony E Sony/Minolta Alpha
Amount of lenses 133 143
Crop factor 1 1.5
Screen
Screen type Tilting Fully Articulated
Screen size 3 inch 3 inch
Resolution of screen 1,440k dot 1,229k dot
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 9,437k dot 2,359k dot
Viewfinder coverage 100 percent 100 percent
Viewfinder magnification 0.9x 0.73x
Features
Slowest shutter speed 30s 30s
Maximum shutter speed 1/8000s 1/8000s
Maximum silent shutter speed 1/32000s -
Continuous shooting speed 30.0 frames per second 12.0 frames per second
Shutter priority
Aperture priority
Manual exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Built-in flash
Flash range no built-in flash 12.00 m (at ISO 100)
Flash settings Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync Auto, fill, rear sync, slow sync
External flash
AEB
White balance bracketing
Maximum flash sync 1/400s 1/250s
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
Video features
Video resolutions 7680x4320 (30p, 25p, 23.98) 1920 x 1080 (60p, 60i, 30p), 1440 x 1080 (30p), 640 x 480 (30p)
Highest video resolution 7680x4320 1920x1080
Video data format XAVC S, XAVC HS, H.264, H.265 MPEG-4, AVCHD, XAVC S
Microphone jack
Headphone jack
Connectivity
Wireless Built-In Built-In
Bluetooth
NFC
HDMI
USB Yes USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environment seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 737g (1.62 lb) 647g (1.43 lb)
Dimensions 129 x 97 x 70mm (5.1" x 3.8" x 2.8") 143 x 104 x 81mm (5.6" x 4.1" x 3.2")
DXO scores
DXO All around score not tested 82
DXO Color Depth score not tested 24.4
DXO Dynamic range score not tested 13.4
DXO Low light score not tested 1013
Other
Battery life 530 photographs 480 photographs
Battery form Battery Pack Battery Pack
Battery model NP-FZ100 NP-FM500H
Self timer Yes Yes (Yes (2 or 12 sec))
Time lapse recording
Type of storage Dual SD/CFexpress Type A slots (UHS-II supported) SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo
Storage slots Dual Single
Cost at launch $6,498 $1,198