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Sony RX100 IV vs Sony T99

Portability
89
Imaging
52
Features
79
Overall
62
Sony Cyber-shot DSC-RX100 IV front
 
Sony Cyber-shot DSC-T99 front
Portability
96
Imaging
37
Features
27
Overall
33

Sony RX100 IV vs Sony T99 Key Specs

Sony RX100 IV
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • ISO 125 - 12800 (Increase to 25600)
  • Optical Image Stabilization
  • 3840 x 2160 video
  • 24-70mm (F1.8-2.8) lens
  • 298g - 102 x 58 x 41mm
  • Revealed June 2015
  • Succeeded the Sony RX100 III
  • Replacement is Sony RX100 V
Sony T99
(Full Review)
  • 14MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 80 - 3200
  • Optical Image Stabilization
  • 1280 x 720 video
  • 25-100mm (F3.5-4.6) lens
  • 121g - 93 x 56 x 17mm
  • Announced July 2010
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Sony RX100 IV vs Sony T99 Overview

Let's look more in depth at the Sony RX100 IV and Sony T99, one is a Large Sensor Compact and the other is a Ultracompact and both are created by Sony. There is a significant difference among the sensor resolutions of the RX100 IV (20MP) and T99 (14MP) and the RX100 IV (1") and T99 (1/2.3") offer totally different sensor measurements.

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The RX100 IV was released 4 years after the T99 which is a fairly sizable gap as far as camera tech is concerned. Both of these cameras feature different body design with the Sony RX100 IV being a Large Sensor Compact camera and the Sony T99 being a Ultracompact camera.

Before diving straight to a complete comparison, here is a brief highlight of how the RX100 IV grades versus the T99 in terms of portability, imaging, features and an overall mark.

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Reasons to pick Sony RX100 IV over the Sony T99

 RX100 IV T99 
AnnouncedJune 2015July 2010Newer by 60 months
Focus manually Dial precise focusing
Display typeTiltingFixed Tilting display
Display resolution1229k230kSharper display (+999k dot)
Selfie screen Take selfies

Reasons to pick Sony T99 over the Sony RX100 IV

 T99 RX100 IV 
Touch display Easily navigate

Common features in the Sony RX100 IV and Sony T99

 RX100 IV T99 
Display size3"3"Same display measurements

Sony RX100 IV vs Sony T99 Physical Comparison

If you are planning to travel with your camera often, you will want to factor in its weight and size. The Sony RX100 IV has got outside measurements of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") accompanied by a weight of 298 grams (0.66 lbs) and the Sony T99 has specifications of 93mm x 56mm x 17mm (3.7" x 2.2" x 0.7") along with a weight of 121 grams (0.27 lbs).

Look at the Sony RX100 IV and Sony T99 in the new Camera with Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into consideration, the weight of an Interchangeable Lens Camera will differ depending on the lens you have at that time. Underneath is a front view sizing comparison of the RX100 IV versus the T99.

Sony RX100 IV vs Sony T99 size comparison

Taking into consideration size and weight, the portability score of the RX100 IV and T99 is 89 and 96 respectively.

Sony RX100 IV vs Sony T99 top view buttons comparison

Sony RX100 IV vs Sony T99 Sensor Comparison

Generally, its hard to visualise the contrast in sensor dimensions simply by seeing technical specs. The pic below might provide you a much better sense of the sensor measurements in the RX100 IV and T99.

As you have seen, each of the cameras come with different megapixel count and different sensor dimensions. The RX100 IV because of its larger sensor will make shooting shallower depth of field less difficult and the Sony RX100 IV will provide extra detail as a result of its extra 6 Megapixels. Greater resolution can also allow you to crop pics a good deal more aggressively. The more recent RX100 IV will have an advantage when it comes to sensor tech.

Sony RX100 IV vs Sony T99 sensor size comparison

Sony RX100 IV vs Sony T99 Screen and ViewFinder

Sony RX100 IV vs Sony T99 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony RX100 IV Portrait photography information
Sony T99 Portrait photography information
65
focusing manually
high flash sync speed (1/2,000s)
good resolution (20 megapixels)
good sensor size (1")
provides face detection autofocus
saves RAW files
can't use external flash
28
resolution is good (14MP)
manual focus not available
no manual control
external flash not possible
sensor is tiny (1/2.3")
doesn't have RAW support
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Street Comparison

Sony RX100 IV Street photography features
Sony T99 Street photography features
85
has a tilting screen
has image stabilization (Optical)
good sensor size (1")
saves RAW files
lighter than others in class (298g)
57
image stabilization (Optical)
no moving screen
sensor is tiny (1/2.3")
doesn't have RAW support
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Sports Comparison

Sports photography with Sony RX100 IV
Sports photography with Sony T99
68
quiet shooting (1/32,000 seconds)
high frames per second (16.0 frames/s)
has image stabilization (Optical)
good resolution (20MP)
good sensor size (1")
provides tracking autofocus
does not have phase detect autofocus
35
image stabilization (Optical)
resolution is good (14 megapixels)
low maximum shutter speed (1/1,250 seconds)
no shutter priority
sensor is tiny (1/2.3")
doesn't have phase detect autofocus
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Travel Comparison

Sony RX100 IV Travel photography features
Sony T99 Travel photography features
86
lighter than others in class (298 grams)
good resolution (20MP)
built-in flash
screen is selfie friendly
relatively wide (24mm)
great max aperture (f1.8)
65
resolution is good (14 megapixels)
built-in flash
fairly wide (25mm)
does not have Time Lapse mode
does not have a selfie friendly display
slow max aperture (f3.5)
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Landscape Comparison

Sony RX100 IV Landscape photography factors
Sony T99 Landscape photography factors
74
focusing manually
relatively wide (24mm)
great max aperture (f1.8)
screen size is good (3 inches)
has image stabilization (Optical)
good resolution (20 megapixels)
good sensor size (1")
saves RAW files
fixed lens (fixed lens mount)
42
fairly wide (25mm)
good sized screen (3 inch)
image stabilization (Optical)
resolution is good (14 megapixels)
manual focus not available
fixed lens (fixed lens mount)
slow max aperture (f3.5)
no manual control
sensor is tiny (1/2.3")
doesn't have RAW support
does not have Time Lapse mode
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Vlogging Comparison

Sony RX100 IV Vlogging factors
Sony T99 Vlogging factors
81
relatively wide (24mm)
great max aperture (f1.8)
screen is selfie friendly
has image stabilization (Optical)
provides face detection autofocus
high res video (3840 x 2160 resolution)
lighter than others in class (298g)
missing external microphone support
31
fairly wide (25mm)
screen is touchscreen
image stabilization (Optical)
slow max aperture (f3.5)
does not have a selfie friendly display
low res video (1280 x 720 pxls)
does not have external mic socket
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Sony RX100 IV vs Sony T99 Specifications

Detailed spec comparison table for Sony RX100 IV and Sony T99
 Sony Cyber-shot DSC-RX100 IVSony Cyber-shot DSC-T99
General Information
Manufacturer Sony Sony
Model type Sony Cyber-shot DSC-RX100 IV Sony Cyber-shot DSC-T99
Class Large Sensor Compact Ultracompact
Revealed 2015-06-10 2010-07-08
Physical type Large Sensor Compact Ultracompact
Sensor Information
Chip Bionz X Bionz
Sensor type BSI-CMOS CCD
Sensor size 1" 1/2.3"
Sensor dimensions 13.2 x 8.8mm 6.17 x 4.55mm
Sensor surface area 116.2mm² 28.1mm²
Sensor resolution 20 megapixels 14 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3 and 16:9
Highest Possible resolution 5472 x 3648 4320 x 3240
Maximum native ISO 12800 3200
Maximum enhanced ISO 25600 -
Min native ISO 125 80
RAW data
Min enhanced ISO 80 -
Autofocusing
Manual focusing
AF touch
Continuous AF
AF single
AF tracking
AF selectice
Center weighted AF
AF multi area
Live view AF
Face detect focusing
Contract detect focusing
Phase detect focusing
Total focus points 25 9
Lens
Lens mount type fixed lens fixed lens
Lens zoom range 24-70mm (2.9x) 25-100mm (4.0x)
Highest aperture f/1.8-2.8 f/3.5-4.6
Macro focusing range 5cm 1cm
Focal length multiplier 2.7 5.8
Screen
Type of display Tilting Fixed Type
Display size 3" 3"
Display resolution 1,229 thousand dots 230 thousand dots
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 2,359 thousand dots -
Viewfinder coverage 100% -
Viewfinder magnification 0.59x -
Features
Minimum shutter speed 30s 2s
Fastest shutter speed 1/2000s 1/1250s
Fastest quiet shutter speed 1/32000s -
Continuous shutter rate 16.0fps 10.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes -
Custom WB
Image stabilization
Built-in flash
Flash distance - 4.60 m
Flash settings - Auto, On, Off, Red eye, Slow syncro
Hot shoe
Auto exposure bracketing
White balance bracketing
Fastest flash synchronize 1/2000s -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Supported video resolutions 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p/60i/24p), 1280 x 720 (60p/30p/24p/120p), 1440 x 1080 (30 fps), 640 x 480 (30 fps) 1280 x 720 (30 fps), 640 x 480 (30 fps)
Maximum video resolution 3840x2160 1280x720
Video format MPEG-4, AVCHD, XAVC S MPEG-4
Mic port
Headphone port
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 298g (0.66 pounds) 121g (0.27 pounds)
Physical dimensions 102 x 58 x 41mm (4.0" x 2.3" x 1.6") 93 x 56 x 17mm (3.7" x 2.2" x 0.7")
DXO scores
DXO Overall rating 70 not tested
DXO Color Depth rating 22.9 not tested
DXO Dynamic range rating 12.6 not tested
DXO Low light rating 562 not tested
Other
Battery life 280 shots -
Style of battery Battery Pack -
Battery ID NP-BX1 NP-BN1
Self timer Yes Yes (2 or 10 sec, portrait1, portrait2)
Time lapse recording With downloadable app
Storage type SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo SD/ SDHC/ SDXC, Memory Stick Duo/Pro Duo, Internal
Card slots Single Single
Price at release $898 $179