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Sony RX10 IV vs Sony TX66

Portability
52
Imaging
54
Features
82
Overall
65
Sony Cyber-shot DSC-RX10 IV front
 
Sony Cyber-shot DSC-TX66 front
Portability
97
Imaging
42
Features
51
Overall
45

Sony RX10 IV vs Sony TX66 Key Specs

Sony RX10 IV
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Screen
  • ISO 125 - 12800 (Push to 25600)
  • Optical Image Stabilization
  • 3840 x 2160 video
  • 24-600mm (F2.4-4.0) lens
  • 1095g - 133 x 94 x 145mm
  • Released September 2017
  • Succeeded the Sony RX10 III
Sony TX66
(Full Review)
  • 18MP - 1/2.3" Sensor
  • 3.3" Fixed Display
  • ISO 80 - 12800
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 26-130mm (F3.5-4.8) lens
  • 109g - 93 x 54 x 13mm
  • Introduced February 2012
Photography Glossary

Sony RX10 IV vs Sony TX66 Overview

Below, we are contrasting the Sony RX10 IV and Sony TX66, former being a Large Sensor Superzoom while the other is a Ultracompact and both are manufactured by Sony. The resolution of the RX10 IV (20MP) and the TX66 (18MP) is fairly similar but the RX10 IV (1") and TX66 (1/2.3") feature different sensor dimensions.

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The RX10 IV was announced 5 years later than the TX66 and that is quite a big difference as far as tech is concerned. Each of these cameras come with different body type with the Sony RX10 IV being a SLR-like (bridge) camera and the Sony TX66 being a Ultracompact camera.

Before delving in to a full comparison, below is a short highlight of how the RX10 IV grades against the TX66 in the way of portability, imaging, features and an overall grade.

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Reasons to pick Sony RX10 IV over the Sony TX66

 RX10 IV TX66 
IntroducedSeptember 2017February 2012More recent by 68 months
Display typeTiltingFixed Tilting display
Display resolution1440k1230kSharper display (+210k dot)

Reasons to pick Sony TX66 over the Sony RX10 IV

 TX66 RX10 IV 
Display dimension3.3"3"Larger display (+0.3")

Common features in the Sony RX10 IV and Sony TX66

 RX10 IV TX66 
Manual focus Very exact focus
Selfie screen Lacking selfie screen
Touch display Easily navigate

Sony RX10 IV vs Sony TX66 Physical Comparison

For anyone who is planning to lug around your camera, you are going to need to take into account its weight and dimensions. The Sony RX10 IV has got outside dimensions of 133mm x 94mm x 145mm (5.2" x 3.7" x 5.7") having a weight of 1095 grams (2.41 lbs) while the Sony TX66 has dimensions of 93mm x 54mm x 13mm (3.7" x 2.1" x 0.5") with a weight of 109 grams (0.24 lbs).

Look at the Sony RX10 IV and Sony TX66 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Do not forget, the weight of an ILC will vary depending on the lens you are using at that moment. The following is the front view physical size comparison of the RX10 IV versus the TX66.

Sony RX10 IV vs Sony TX66 size comparison

Looking at size and weight, the portability score of the RX10 IV and TX66 is 52 and 97 respectively.

Sony RX10 IV vs Sony TX66 top view buttons comparison

Sony RX10 IV vs Sony TX66 Sensor Comparison

Oftentimes, it is very hard to picture the contrast between sensor measurements purely by reviewing specifications. The photograph here will provide you a more clear sense of the sensor sizes in the RX10 IV and TX66.

Plainly, both the cameras posses different resolutions and different sensor measurements. The RX10 IV having a larger sensor is going to make achieving shallow depth of field simpler and the Sony RX10 IV will deliver extra detail with its extra 2MP. Greater resolution will also enable you to crop images somewhat more aggressively. The younger RX10 IV provides an edge when it comes to sensor innovation.

Sony RX10 IV vs Sony TX66 sensor size comparison

Sony RX10 IV vs Sony TX66 Screen and ViewFinder

Sony RX10 IV vs Sony TX66 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Sony RX10 IV
Portrait photography with Sony TX66
72
focusing manually
high flash sync speed (1/2,000 seconds)
good megapixels (20MP)
sensor size is nice (1")
includes face detection focusing
exports RAW files
42
you can focus manually
decent megapixels (18 megapixels)
offers face detection focusing
manual exposure not available
external flash not possible
tiny sensor size (1/2.3")
lack of RAW format
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Street Comparison

Street photography with Sony RX10 IV
Street photography with Sony TX66
64
screen tilts
built in image stabilization (Optical)
sensor size is nice (1")
exports RAW files
offers focus via touch
weather proof
heavier than competitors in class (1,095 grams)
64
has image stabilization (Optical)
provides touch to focus
no moving screen
tiny sensor size (1/2.3")
lack of RAW format
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Sports Comparison

Sony RX10 IV Sports photography advice
Sony TX66 Sports photography advice
77
incredible zoom range (24-600mm 25.0 x zoom)
quiet shooting (1/32,000s)
fast shooting (24.0 frames per second)
built in image stabilization (Optical)
good megapixels (20MP)
sensor size is nice (1")
includes tracking autofocus
weather proof
sensor has phase detect AF
49
has image stabilization (Optical)
decent megapixels (18MP)
offers tracking autofocus
good battery pack (250 CIPA)
lack of shutter priority mode
tiny sensor size (1/2.3")
lack of phase detect AF
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Travel Comparison

Sony RX10 IV Travel photography information
Sony TX66 Travel photography information
57
weather proof
supports bluetooth
offers focus via touch
good megapixels (20 megapixels)
has built in flash
fairly wide (24mm)
very long zoom (600mm)
does not have Time Lapse recording
heavier than competitors in class (1,095 grams)
doesn't contain selfie friendly display
sluggish max aperture (f2.4)
72
good battery pack (250 shots)
provides touch to focus
decent megapixels (18MP)
built-in flash
pretty wide (26mm)
lack of Timelapse mode
does not have selfie friendly screen
somewhat slow maximum aperture (f3.5)
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Landscape Comparison

Landscape photography with Sony RX10 IV
Landscape photography with Sony TX66
63
focusing manually
fairly wide (24mm)
screen size is good (3 inch)
built in image stabilization (Optical)
good megapixels (20 megapixels)
sensor size is nice (1")
exports RAW files
weather proof
fixed lens (fixed lens mount)
sluggish max aperture (f2.4)
does not have Time Lapse recording
51
you can focus manually
pretty wide (26mm)
decent sized screen (3.3 inch)
has image stabilization (Optical)
decent megapixels (18 megapixels)
good battery pack (250 shots)
lens is fixed (fixed lens mount)
somewhat slow maximum aperture (f3.5)
manual exposure not available
tiny sensor size (1/2.3")
lack of RAW format
lack of Timelapse mode
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Vlogging Comparison

Sony RX10 IV Vlogging information
Sony TX66 Vlogging information
29
fairly wide (24mm)
touch screen
built in image stabilization (Optical)
includes face detection focusing
video res high (3840 x 2160 resolution)
includes external mic port
sluggish max aperture (f2.4)
doesn't contain selfie friendly display
heavier than competitors in class (1,095g)
36
pretty wide (26mm)
built-in touchscreen
has image stabilization (Optical)
offers face detection focusing
high res video (1920 x 1080 resolution)
somewhat slow maximum aperture (f3.5)
does not have selfie friendly screen
lack of external microphone port
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Sony RX10 IV vs Sony TX66 Specifications

Detailed spec comparison table for Sony RX10 IV and Sony TX66
 Sony Cyber-shot DSC-RX10 IVSony Cyber-shot DSC-TX66
General Information
Manufacturer Sony Sony
Model Sony Cyber-shot DSC-RX10 IV Sony Cyber-shot DSC-TX66
Class Large Sensor Superzoom Ultracompact
Released 2017-09-12 2012-02-28
Body design SLR-like (bridge) Ultracompact
Sensor Information
Chip Bionz X BIONZ
Sensor type BSI-CMOS BSI-CMOS
Sensor size 1" 1/2.3"
Sensor measurements 13.2 x 8.8mm 6.17 x 4.55mm
Sensor surface area 116.2mm² 28.1mm²
Sensor resolution 20MP 18MP
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 4:3 and 16:9
Highest Possible resolution 5472 x 3648 4896 x 3672
Maximum native ISO 12800 12800
Maximum enhanced ISO 25600 -
Minimum native ISO 125 80
RAW images
Minimum enhanced ISO 64 -
Autofocusing
Focus manually
Touch to focus
Continuous AF
AF single
AF tracking
AF selectice
AF center weighted
AF multi area
Live view AF
Face detection AF
Contract detection AF
Phase detection AF
Number of focus points 315 -
Cross focus points - -
Lens
Lens mount fixed lens fixed lens
Lens focal range 24-600mm (25.0x) 26-130mm (5.0x)
Largest aperture f/2.4-4.0 f/3.5-4.8
Macro focus distance 3cm 1cm
Focal length multiplier 2.7 5.8
Screen
Range of screen Tilting Fixed Type
Screen size 3 inch 3.3 inch
Screen resolution 1,440k dot 1,230k dot
Selfie friendly
Liveview
Touch capability
Screen tech - XtraFine TruBlack OLED display
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 2,359k dot -
Viewfinder coverage 100 percent -
Viewfinder magnification 0.7x -
Features
Min shutter speed 30s 30s
Max shutter speed 1/2000s 1/4000s
Max silent shutter speed 1/32000s -
Continuous shutter speed 24.0fps 10.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes -
Custom WB
Image stabilization
Built-in flash
Flash range 10.80 m (at Auto ISO) 3.10 m
Flash options Auto, fill-flash, slow sync, rear sync, off Auto, On, Off, Slow Sync, Rear Slow Sync
External flash
AE bracketing
White balance bracketing
Max flash sync 1/2000s -
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 3840 x 2160 (30p, 25p, 24p), 1920 x 1080 (60p, 60i, 24p) ,1440 x 1080 (30p), 640 x 480 (30p) 1920 x 1080 (60 fps), 1440 x 1080 (60, 30 fps), 1280 x 720 (30 fps), 640 x 480 (30 fps)
Maximum video resolution 3840x2160 1920x1080
Video file format MPEG-4, AVCHD, XAVC S MPEG-4, AVCHD
Microphone jack
Headphone jack
Connectivity
Wireless Built-In None
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 1095g (2.41 pounds) 109g (0.24 pounds)
Dimensions 133 x 94 x 145mm (5.2" x 3.7" x 5.7") 93 x 54 x 13mm (3.7" x 2.1" x 0.5")
DXO scores
DXO Overall score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery life 400 photos 250 photos
Battery form Battery Pack Battery Pack
Battery model NP-FW50 NP-BN
Self timer Yes (2 or 10 sec, continuous) Yes (2 or 10 sec, Portrait 1/2)
Time lapse recording
Storage media SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo Memory Stick Duo/Pro Duo/Pro-HG Duo, microSD/microSDHC
Storage slots 1 1
Launch cost $1,698 $350