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Sony A9 vs Sony A33

Portability
65
Imaging
73
Features
93
Overall
81
Sony Alpha A9 front
 
Sony SLT-A33 front
Portability
67
Imaging
54
Features
80
Overall
64

Sony A9 vs Sony A33 Key Specs

Sony A9
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Screen
  • ISO 100 - 51200 (Push to 204800)
  • Sensor based 5-axis Image Stabilization
  • 1/8000s Max Shutter
  • 3840 x 2160 video
  • Sony E Mount
  • 673g - 127 x 96 x 63mm
  • Announced April 2017
  • Updated by Sony A9 II
Sony A33
(Full Review)
  • 14MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 12800 (Increase to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Launched August 2010
  • Renewed by Sony A35
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Sony A9 vs Sony A33 Overview

On this page, we will be comparing the Sony A9 versus Sony A33, former being a Pro Mirrorless while the latter is a Entry-Level DSLR and both are produced by Sony. There is a sizable difference among the resolutions of the A9 (24MP) and A33 (14MP) and the A9 (Full frame) and A33 (APS-C) provide totally different sensor measurements.

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The A9 was introduced 6 years later than the A33 and that is a fairly significant difference as far as camera tech is concerned. Both of the cameras have different body design with the Sony A9 being a SLR-style mirrorless camera and the Sony A33 being a Compact SLR camera.

Before delving into a full comparison, here is a concise highlight of how the A9 grades vs the A33 in regards to portability, imaging, features and an overall grade.

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Reasons to pick Sony A9 over the Sony A33

 A9 A33 
LaunchedApril 2017August 2010More recent by 81 months
Screen resolution1440k921kSharper screen (+519k dot)
Touch friendly screen Quickly navigate

Reasons to pick Sony A33 over the Sony A9

 A33 A9 
Screen typeFully ArticulatedTiltingFully Articulating screen
Selfie screen Take selfies

Common features in the Sony A9 and Sony A33

 A9 A33 
Focus manually More exact focus
Screen dimensions3"3"Equal screen measurements

Sony A9 vs Sony A33 Physical Comparison

If you're aiming to lug around your camera often, you should think about its weight and proportions. The Sony A9 offers physical measurements of 127mm x 96mm x 63mm (5.0" x 3.8" x 2.5") accompanied by a weight of 673 grams (1.48 lbs) while the Sony A33 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 Sony A9 versus Sony A33 in our newest Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will vary depending on the lens you are working with during that time. Following is a front view scale comparison of the A9 vs the A33.

Sony A9 vs Sony A33 size comparison

Factoring in size and weight, the portability rating of the A9 and A33 is 65 and 67 respectively.

Sony A9 vs Sony A33 top view buttons comparison

Sony A9 vs Sony A33 Sensor Comparison

Usually, its hard to visualise the difference in sensor measurements simply by viewing a spec sheet. The graphic here should offer you a stronger sense of the sensor sizing in the A9 and A33.

Clearly, the two cameras have different megapixel count and different sensor measurements. The A9 with its bigger sensor will make getting shallow depth of field less difficult and the Sony A9 will render more detail using its extra 10 Megapixels. Higher resolution can also allow you to crop pictures a bit more aggressively. The fresher A9 will have an advantage in sensor tech.

Sony A9 vs Sony A33 sensor size comparison

Sony A9 vs Sony A33 Screen and ViewFinder

Sony A9 vs Sony A33 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A9 Portrait photography factors
Sony A33 Portrait photography factors
83
focusing manually
sensor resolution is decent (24MP)
big sensor size (Full frame)
features face detection autofocus
delivers RAW formats
72
focusing manually
decent MP (14MP)
sensor size is good (APS-C)
offers face detection focusing
delivers RAW files
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Street Comparison

Sony A9 Street photography highlights
Sony A33 Street photography highlights
79
has a tilting screen
image stabilization (Sensor based 5-axis)
big sensor size (Full frame)
delivers RAW formats
boasts touch focus
environment proofing
great high ISO (51,200)
76
screen can move to multiple angles
built in image stabilization (Sensor based)
sensor size is good (APS-C)
delivers RAW files
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Sports Comparison

Sony A9 as a Sports photography camera
Sony A33 as a Sports photography camera
86
max shutter speed is good (1/8,000 seconds)
silent shutter (1/32,000 seconds)
fast shooting (20.0 frames/s)
image stabilization (Sensor based 5-axis)
sensor resolution is decent (24MP)
big sensor size (Full frame)
features tracking autofocus
environment proofing
good battery life (650 shots)
sensor has phase detect autofocus
67
built in image stabilization (Sensor based)
decent MP (14 megapixels)
sensor size is good (APS-C)
sensor has phase detect AF
terrible battery life (340 shots)
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Travel Comparison

Sony A9 Travel photography details
Sony A33 Travel photography details
73
good battery life (650 CIPA)
environment proofing
connects via bluetooth
boasts touch focus
sensor resolution is decent (24MP)
does not have a selfie friendly screen
61
decent MP (14MP)
built-in flash
selfie friendly screen
missing Time Lapse mode
terrible battery life (340 CIPA)
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Landscape Comparison

Landscape photography with Sony A9
Landscape photography with Sony A33
85
focusing manually
swap lenses (Sony E mount)
screen is a decent size (3 inch)
image stabilization (Sensor based 5-axis)
sensor resolution is decent (24 megapixels)
big sensor size (Full frame)
great high ISO (51,200)
delivers RAW formats
environment proofing
good battery life (650 CIPA)
2 card slots
67
focusing manually
swap lenses (Sony/Minolta Alpha mount)
pretty good screen size (3")
built in image stabilization (Sensor based)
decent MP (14 megapixels)
sensor size is good (APS-C)
delivers RAW files
terrible battery life (340 per charge)
missing Time Lapse mode
Photography Glossary

Vlogging Comparison

Sony A9 as a Vlogging camera
Sony A33 as a Vlogging camera
36
touchscreen capability
image stabilization (Sensor based 5-axis)
features face detection autofocus
high video quality (3840 x 2160 pxls)
includes external microphone support
does not have a selfie friendly screen
77
selfie friendly screen
built in image stabilization (Sensor based)
offers face detection focusing
high res video (1920 x 1080 resolution)
includes external mic support
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Sony A9 vs Sony A33 Specifications

Detailed spec comparison table for Sony A9 and Sony A33
 Sony Alpha A9Sony SLT-A33
General Information
Manufacturer Sony Sony
Model Sony Alpha A9 Sony SLT-A33
Category Pro Mirrorless Entry-Level DSLR
Announced 2017-04-19 2010-08-24
Physical type SLR-style mirrorless Compact SLR
Sensor Information
Chip BIONZ X Bionz
Sensor type BSI-CMOS CMOS
Sensor size Full frame APS-C
Sensor dimensions 35.6 x 23.8mm 23.5 x 15.6mm
Sensor surface area 847.3mm² 366.6mm²
Sensor resolution 24 megapixel 14 megapixel
Anti aliasing filter
Aspect ratio 3:2 and 16:9 3:2 and 16:9
Peak resolution 6000 x 4000 4592 x 3056
Highest native ISO 51200 12800
Highest enhanced ISO 204800 25600
Lowest native ISO 100 100
RAW format
Lowest enhanced ISO 50 -
Autofocusing
Focus manually
AF touch
Continuous AF
AF single
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 693 15
Cross focus points - 3
Lens
Lens mount Sony E Sony/Minolta Alpha
Amount of lenses 121 143
Focal length multiplier 1 1.5
Screen
Type of screen Tilting Fully Articulated
Screen size 3" 3"
Resolution of screen 1,440 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch display
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 3,686 thousand dots 1,150 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.78x 0.73x
Features
Minimum shutter speed 30s 30s
Fastest shutter speed 1/8000s 1/4000s
Fastest silent shutter speed 1/32000s -
Continuous shutter rate 20.0 frames/s 7.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change WB
Image stabilization
Integrated flash
Flash range no built-in flash 10.00 m (@ ISO 100)
Flash options Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
AE bracketing
White balance bracketing
Fastest flash synchronize - 1/160s
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions - 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Highest video resolution 3840x2160 1920x1080
Video data format MPEG-4, AVCHD, H.264 MPEG-4, AVCHD, H.264
Mic 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 None None
Physical
Environmental sealing
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 673 gr (1.48 pounds) 500 gr (1.10 pounds)
Physical dimensions 127 x 96 x 63mm (5.0" x 3.8" x 2.5") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO Overall score 92 70
DXO Color Depth score 24.9 22.8
DXO Dynamic range score 13.3 12.6
DXO Low light score 3517 591
Other
Battery life 650 shots 340 shots
Form of battery Battery Pack Battery Pack
Battery model NP-FZ100 NP-FW50
Self timer Yes (2, 5, 10 secs + continuous) Yes (2 or 10 sec)
Time lapse recording
Storage type Dual SD/SDHC/SDXC slots (UHS-II compatible) SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots 2 Single
Cost at release $4,498 $230