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Canon 77D vs Sony A55

Portability
66
Imaging
67
Features
85
Overall
74
Canon EOS 77D front
 
Sony SLT-A55 front
Portability
67
Imaging
56
Features
80
Overall
65

Canon 77D vs Sony A55 Key Specs

Canon 77D
(Full Review)
  • 24MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 25600 (Expand to 51200)
  • 1920 x 1080 video
  • Canon EF/EF-S Mount
  • 540g - 131 x 100 x 76mm
  • Launched February 2017
  • Other Name is EOS 9000D
  • Superseded the Canon T6s
Sony A55
(Full Review)
  • 16MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 12800 (Bump to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Announced August 2010
  • Newer Model is Sony A57
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Canon 77D vs Sony A55 Overview

In this write-up, we are matching up the Canon 77D and Sony A55, both Entry-Level DSLR digital cameras by manufacturers Canon and Sony. There exists a sizeable gap between the resolutions of the 77D (24MP) and A55 (16MP) but they enjoy the same exact sensor sizing (APS-C).

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The 77D was announced 6 years after the A55 which is quite a large gap as far as technology is concerned. Both of these cameras offer different body type with the Canon 77D being a Mid-size SLR camera and the Sony A55 being a Compact SLR camera.

Before delving through a comprehensive comparison, below is a brief summation of how the 77D grades vs the A55 with regard to portability, imaging, features and an overall mark.

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Reasons to pick Canon 77D over the Sony A55

 77D A55 
AnnouncedFebruary 2017August 2010Newer by 79 months
Display resolution1040k921kClearer display (+119k dot)
Touch friendly display Easily navigate

Reasons to pick Sony A55 over the Canon 77D

 A55 77D 

Common features in the Canon 77D and Sony A55

 77D A55 
Focus manually Dial exact focus
Display typeFully ArticulatedFully ArticulatedFully Articulated display
Display sizing3"3"Equivalent display measurement
Selfie screen Both good for selfies

Canon 77D vs Sony A55 Physical Comparison

If you're planning to travel with your camera regularly, you'll need to consider its weight and proportions. The Canon 77D comes with outside measurements of 131mm x 100mm x 76mm (5.2" x 3.9" x 3.0") with a weight of 540 grams (1.19 lbs) while the Sony A55 has measurements of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") having a weight of 500 grams (1.10 lbs).

Examine the Canon 77D and Sony A55 in the all new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an Interchangeable Lens Camera will change dependant on the lens you are working with at that moment. Below is the front view physical size comparison of the 77D compared to the A55.

Canon 77D vs Sony A55 size comparison

Using dimensions and weight, the portability grade of the 77D and A55 is 66 and 67 respectively.

Canon 77D vs Sony A55 top view buttons comparison

Canon 77D vs Sony A55 Sensor Comparison

Typically, its tough to envision the difference between sensor dimensions just by reading specs. The picture here may give you a far better sense of the sensor measurements in the 77D and A55.

As you can plainly see, both the cameras enjoy the same exact sensor sizing but not the same MP. You should expect to see the Canon 77D to offer more detail with its extra 8 Megapixels. Greater resolution will also let you crop pics far more aggressively. The more recent 77D will have an advantage when it comes to sensor technology.

Canon 77D vs Sony A55 sensor size comparison

Canon 77D vs Sony A55 Screen and ViewFinder

Canon 77D vs Sony A55 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Canon 77D Portrait photography information
Sony A55 Portrait photography information
80
has manual focus
megapixel count decent (24MP)
sensor size is nice (APS-C)
offers face detection autofocus
delivers RAW formats
73
manual focus
megapixel count good (16MP)
decent sensor size (APS-C)
has face detect autofocus
saves RAW formats
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Street Comparison

Canon 77D Street photography info
Sony A55 Street photography info
72
screen can move to multiple angles
sensor size is nice (APS-C)
delivers RAW formats
offers focus by touch
good ISO range (25,600)
no image stabilization
77
screen can move to multiple angles
image stabilization (Sensor based)
decent sensor size (APS-C)
saves RAW formats
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Sports Comparison

Canon 77D Sports photography factors
Sony A55 Sports photography factors
66
megapixel count decent (24 megapixels)
sensor size is nice (APS-C)
offers tracking autofocus
sensor has phase detect autofocus
slow continuous shooting (6.0 frames per second)
no image stabilization
68
image stabilization (Sensor based)
megapixel count good (16MP)
decent sensor size (APS-C)
sensor has phase detect autofocus
terrible battery (380 per charge)
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Travel Comparison

Canon 77D Travel photography details
Sony A55 Travel photography details
79
supports bluetooth
offers focus by touch
megapixel count decent (24MP)
has built in flash
display is selfie friendly
62
megapixel count good (16 megapixels)
built-in flash
display is selfie friendly
does not have Timelapse function
terrible battery (380 shots)
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Landscape Comparison

Canon 77D Landscape photography info
Sony A55 Landscape photography info
77
has manual focus
change lenses (Canon EF/EF-S mount)
screen size is decent (3 inch)
megapixel count decent (24 megapixels)
sensor size is nice (APS-C)
good ISO range (25,600)
delivers RAW formats
no image stabilization
67
manual focus
switch lenses (Sony/Minolta Alpha mount)
screen size is good (3 inch)
image stabilization (Sensor based)
megapixel count good (16 megapixels)
decent sensor size (APS-C)
saves RAW formats
terrible battery (380 CIPA)
does not have Timelapse function
Photography Glossary

Vlogging Comparison

Vlogging with Canon 77D
Vlogging with Sony A55
73
display is selfie friendly
touchscreen functionality
offers face detection autofocus
high res video (1920 x 1080 pxls)
includes external microphone jack
no image stabilization
78
display is selfie friendly
image stabilization (Sensor based)
has face detect autofocus
video res high (1920 x 1080 resolution)
includes microphone support
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Canon 77D vs Sony A55 Specifications

Detailed spec comparison table for Canon 77D and Sony A55
 Canon EOS 77DSony SLT-A55
General Information
Company Canon Sony
Model type Canon EOS 77D Sony SLT-A55
Alternative name EOS 9000D -
Class Entry-Level DSLR Entry-Level DSLR
Launched 2017-02-15 2010-08-24
Physical type Mid-size SLR Compact SLR
Sensor Information
Processor Chip DIGIC 7 Bionz
Sensor type CMOS CMOS
Sensor size APS-C APS-C
Sensor measurements 22.3 x 14.9mm 23.5 x 15.6mm
Sensor surface area 332.3mm² 366.6mm²
Sensor resolution 24 megapixels 16 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Highest resolution 6000 x 4000 4912 x 3264
Highest native ISO 25600 12800
Highest boosted ISO 51200 25600
Lowest native ISO 100 100
RAW images
Autofocusing
Focus manually
Touch focus
Continuous AF
Single AF
Tracking AF
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 45 15
Cross type focus points 45 3
Lens
Lens support Canon EF/EF-S Sony/Minolta Alpha
Total lenses 326 143
Crop factor 1.6 1.5
Screen
Display type Fully Articulated Fully Articulated
Display size 3 inches 3 inches
Display resolution 1,040 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder Optical (pentamirror) Electronic
Viewfinder resolution - 1,150 thousand dots
Viewfinder coverage 95% 100%
Viewfinder magnification 0.51x 0.73x
Features
Slowest shutter speed 30 seconds 30 seconds
Maximum shutter speed 1/4000 seconds 1/4000 seconds
Continuous shooting rate 6.0 frames per sec 10.0 frames per sec
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Inbuilt flash
Flash distance 12.00 m (at ISO 100) 10.00 m (@ ISO 100)
Flash settings - Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
External flash
AE bracketing
White balance bracketing
Maximum flash synchronize 1/200 seconds 1/160 seconds
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions 1920 x 1080 @ 60p / 60 Mbps, MOV, H.264, Linear PCM 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Highest video resolution 1920x1080 1920x1080
Video data format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Microphone support
Headphone support
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS Optional BuiltIn
Physical
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 540 grams (1.19 pounds) 500 grams (1.10 pounds)
Dimensions 131 x 100 x 76mm (5.2" x 3.9" x 3.0") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO All around rating 78 73
DXO Color Depth rating 23.6 23.0
DXO Dynamic range rating 13.3 12.4
DXO Low light rating 971 816
Other
Battery life 600 shots 380 shots
Type of battery Battery Pack Battery Pack
Battery ID - NP-FW50
Self timer Yes (2 or 10 sec) Yes (2 or 10 sec)
Time lapse recording
Type of storage SD/SDHC/SDXC (UHS-I compatible) SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots Single Single
Cost at launch $549 $800