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Sony A9 vs Sony T99

Portability
65
Imaging
73
Features
93
Overall
81
Sony Alpha A9 front
 
Sony Cyber-shot DSC-T99 front
Portability
96
Imaging
37
Features
27
Overall
33

Sony A9 vs Sony T99 Key Specs

Sony A9
(Full Review)
  • 24MP - Full frame Sensor
  • 3" Tilting Display
  • ISO 100 - 51200 (Boost 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
  • Released April 2017
  • Updated by Sony A9 II
Sony T99
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 3" Fixed Screen
  • ISO 80 - 3200
  • Optical Image Stabilization
  • 1280 x 720 video
  • 25-100mm (F3.5-4.6) lens
  • 121g - 93 x 56 x 17mm
  • Introduced July 2010
Photography Glossary

Sony A9 vs Sony T99 Overview

Let's examine more in depth at the Sony A9 versus Sony T99, former being a Pro Mirrorless while the latter is a Ultracompact and both are sold by Sony. There exists a large gap among the resolutions of the A9 (24MP) and T99 (14MP) and the A9 (Full frame) and T99 (1/2.3") feature different sensor dimensions.

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The A9 was unveiled 6 years later than the T99 and that is a fairly serious difference as far as camera technology is concerned. Both of these cameras come with different body type with the Sony A9 being a SLR-style mirrorless camera and the Sony T99 being a Ultracompact camera.

Before delving in to a detailed comparison, below is a brief summary of how the A9 scores versus the T99 in regards to portability, imaging, features and an overall rating.

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Reasons to pick Sony A9 over the Sony T99

 A9 T99 
IntroducedApril 2017July 2010Fresher by 83 months
Manually focus More accurate focus
Screen typeTiltingFixed Tilting screen
Screen resolution1440k230kClearer screen (+1210k dot)

Reasons to pick Sony T99 over the Sony A9

 T99 A9 

Common features in the Sony A9 and Sony T99

 A9 T99 
Screen dimension3"3"Identical screen sizing
Selfie screen No selfie screen
Touch friendly screen Quickly navigate

Sony A9 vs Sony T99 Physical Comparison

When you are intending to carry your camera regularly, you need to think about its weight and volume. The Sony A9 features external dimensions of 127mm x 96mm x 63mm (5.0" x 3.8" x 2.5") having a weight of 673 grams (1.48 lbs) and the Sony T99 has sizing of 93mm x 56mm x 17mm (3.7" x 2.2" x 0.7") along with a weight of 121 grams (0.27 lbs).

See the Sony A9 versus Sony T99 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an ILC will vary depending on the lens you are utilizing during that time. Following is the front view size comparison of the A9 vs the T99.

Sony A9 vs Sony T99 size comparison

Using dimensions and weight, the portability score of the A9 and T99 is 65 and 96 respectively.

Sony A9 vs Sony T99 top view buttons comparison

Sony A9 vs Sony T99 Sensor Comparison

Normally, it is difficult to imagine the gap in sensor sizing only by going through a spec sheet. The graphic here might give you a much better sense of the sensor sizes in the A9 and T99.

As you can see, the 2 cameras have got different megapixel count and different sensor sizing. The A9 using its bigger sensor is going to make shooting bokeh less difficult and the Sony A9 will provide extra detail having an extra 10 Megapixels. Higher resolution can also let you crop shots much more aggressively. The more modern A9 provides an advantage when it comes to sensor tech.

Sony A9 vs Sony T99 sensor size comparison

Sony A9 vs Sony T99 Screen and ViewFinder

Sony A9 vs Sony T99 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony A9 as a Portrait photography camera
Sony T99 as a Portrait photography camera
83
manual focus
good MP (24 megapixels)
sensor size is big (Full frame)
has face detection focusing
exports RAW files
28
good resolution (14MP)
focusing manually not possible
manual exposure not available
can't use external flash
sensor is small (1/2.3")
has no RAW files
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Street Comparison

Sony A9 Street photography factors
Sony T99 Street photography factors
79
tilting screen
built in image stabilization (Sensor based 5-axis)
sensor size is big (Full frame)
exports RAW files
has focus by touch
environment proofing
above average ISO range (51,200)
57
built in image stabilization (Optical)
screen is fixed
sensor is small (1/2.3")
has no RAW files
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Sports Comparison

Sony A9 Sports photography details
Sony T99 Sports photography details
86
max shutter speed is good (1/8,000s)
quiet shutter (1/32,000s)
high fps (20.0 frames/s)
built in image stabilization (Sensor based 5-axis)
good MP (24 megapixels)
sensor size is big (Full frame)
has tracking autofocus
environment proofing
better than average battery power (650 shots)
has phase detect AF
35
built in image stabilization (Optical)
good resolution (14MP)
low max shutter speed (1/1,250 seconds)
no shutter priority
sensor is small (1/2.3")
has no phase detect autofocus
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Travel Comparison

Sony A9 Travel photography details
Sony T99 Travel photography details
73
better than average battery power (650 per charge)
environment proofing
has bluetooth
has focus by touch
good MP (24MP)
display isn't selfie friendly
65
good resolution (14 megapixels)
built-in flash
fairly wide (25mm)
does not have Timelapse function
display is not selfie friendly
somewhat slow max aperture (f3.5)
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Landscape Comparison

Sony A9 Landscape photography information
Sony T99 Landscape photography information
85
manual focus
interchangeable lenses (Sony E mount)
pretty good screen size (3")
built in image stabilization (Sensor based 5-axis)
good MP (24 megapixels)
sensor size is big (Full frame)
above average ISO range (51,200)
exports RAW files
environment proofing
better than average battery power (650 shots)
two card slots
42
fairly wide (25mm)
nice screen size (3 inch)
built in image stabilization (Optical)
good resolution (14MP)
focusing manually not possible
can't swap lens (fixed lens mount)
somewhat slow max aperture (f3.5)
manual exposure not available
sensor is small (1/2.3")
has no RAW files
does not have Timelapse function
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Vlogging Comparison

Vlogging with Sony A9
Vlogging with Sony T99
36
screen is touchscreen
built in image stabilization (Sensor based 5-axis)
has face detection focusing
high res video (3840 x 2160 pixels)
has external microphone socket
display isn't selfie friendly
31
fairly wide (25mm)
has touchscreen
built in image stabilization (Optical)
somewhat slow max aperture (f3.5)
display is not selfie friendly
video res low (1280 x 720 pixels)
does not have microphone support
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Sony A9 vs Sony T99 Specifications

Detailed spec comparison table for Sony A9 and Sony T99
 Sony Alpha A9Sony Cyber-shot DSC-T99
General Information
Company Sony Sony
Model type Sony Alpha A9 Sony Cyber-shot DSC-T99
Type Pro Mirrorless Ultracompact
Released 2017-04-19 2010-07-08
Physical type SLR-style mirrorless Ultracompact
Sensor Information
Processor BIONZ X Bionz
Sensor type BSI-CMOS CCD
Sensor size Full frame 1/2.3"
Sensor measurements 35.6 x 23.8mm 6.17 x 4.55mm
Sensor surface area 847.3mm² 28.1mm²
Sensor resolution 24 megapixels 14 megapixels
Anti alias filter
Aspect ratio 3:2 and 16:9 4:3 and 16:9
Full resolution 6000 x 4000 4320 x 3240
Max native ISO 51200 3200
Max boosted ISO 204800 -
Minimum native ISO 100 80
RAW format
Minimum boosted ISO 50 -
Autofocusing
Focus manually
Touch to focus
Continuous AF
Single AF
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detect AF
Contract detect AF
Phase detect AF
Total focus points 693 9
Lens
Lens support Sony E fixed lens
Lens zoom range - 25-100mm (4.0x)
Largest aperture - f/3.5-4.6
Macro focusing distance - 1cm
Available lenses 121 -
Focal length multiplier 1 5.8
Screen
Display type Tilting Fixed Type
Display sizing 3" 3"
Resolution of display 1,440k dots 230k dots
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 3,686k dots -
Viewfinder coverage 100 percent -
Viewfinder magnification 0.78x -
Features
Slowest shutter speed 30 secs 2 secs
Maximum shutter speed 1/8000 secs 1/1250 secs
Maximum quiet shutter speed 1/32000 secs -
Continuous shooting rate 20.0 frames/s 10.0 frames/s
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes -
Change WB
Image stabilization
Inbuilt flash
Flash distance no built-in flash 4.60 m
Flash options Flash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction, Wireless, Hi-speed sync Auto, On, Off, Red eye, Slow syncro
External flash
AE bracketing
White balance bracketing
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Video resolutions - 1280 x 720 (30 fps), 640 x 480 (30 fps)
Max video resolution 3840x2160 1280x720
Video data format MPEG-4, AVCHD, H.264 MPEG-4
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 None None
Physical
Environmental sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 673g (1.48 lb) 121g (0.27 lb)
Dimensions 127 x 96 x 63mm (5.0" x 3.8" x 2.5") 93 x 56 x 17mm (3.7" x 2.2" x 0.7")
DXO scores
DXO All around rating 92 not tested
DXO Color Depth rating 24.9 not tested
DXO Dynamic range rating 13.3 not tested
DXO Low light rating 3517 not tested
Other
Battery life 650 photographs -
Battery style Battery Pack -
Battery ID NP-FZ100 NP-BN1
Self timer Yes (2, 5, 10 secs + continuous) Yes (2 or 10 sec, portrait1, portrait2)
Time lapse shooting
Type of storage Dual SD/SDHC/SDXC slots (UHS-II compatible) SD/ SDHC/ SDXC, Memory Stick Duo/Pro Duo, Internal
Card slots 2 One
Pricing at launch $4,498 $179