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Sony RX10 IV vs Sony A33

Portability
52
Imaging
53
Features
82
Overall
64
Sony Cyber-shot DSC-RX10 IV front
 
Sony SLT-A33 front
Portability
67
Imaging
54
Features
80
Overall
64

Sony RX10 IV vs Sony A33 Key Specs

Sony RX10 IV
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Screen
  • ISO 125 - 12800 (Boost 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
  • Earlier Model is Sony RX10 III
Sony A33
(Full Review)
  • 14MP - APS-C Sensor
  • 3" Fully Articulated Screen
  • ISO 100 - 12800 (Raise to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Introduced August 2010
  • Successor is Sony A35
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Sony RX10 IV vs Sony A33 Overview

In this write-up, we will be evaluating the Sony RX10 IV vs Sony A33, one is a Large Sensor Superzoom and the latter is a Entry-Level DSLR and both of them are created by Sony. There is a crucial difference between the sensor resolutions of the RX10 IV (20MP) and A33 (14MP) and the RX10 IV (1") and A33 (APS-C) possess different sensor dimensions.

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The RX10 IV was announced 7 years after the A33 which is quite a serious gap as far as tech is concerned. Both of the cameras offer different body type with the Sony RX10 IV being a SLR-like (bridge) camera and the Sony A33 being a Compact SLR camera.

Before getting through a thorough comparison, below is a short overview of how the RX10 IV scores versus the A33 when considering portability, imaging, features and an overall mark.

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Reasons to pick Sony RX10 IV over the Sony A33

 RX10 IV A33 
IntroducedSeptember 2017August 2010Newer by 86 months
Screen resolution1440k921kClearer screen (+519k dot)
Touch screen Quickly navigate

Reasons to pick Sony A33 over the Sony RX10 IV

 A33 RX10 IV 
Screen typeFully ArticulatedTiltingFully Articulating screen
Selfie screen Easy selfies

Common features in the Sony RX10 IV and Sony A33

 RX10 IV A33 
Manual focus Very precise focus
Screen sizing3"3"Equivalent screen sizing

Sony RX10 IV vs Sony A33 Physical Comparison

In case you're planning to travel with your camera, you will want to think about its weight and dimensions. The Sony RX10 IV offers exterior measurements of 133mm x 94mm x 145mm (5.2" x 3.7" x 5.7") accompanied by a weight of 1095 grams (2.41 lbs) and the Sony A33 has dimensions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") along with a weight of 500 grams (1.10 lbs).

Analyze the Sony RX10 IV vs Sony A33 in the new Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Always remember, the weight of an Interchangeable Lens Camera will change depending on the lens you are working with at that moment. The following is the front view sizing comparison of the RX10 IV against the A33.

Sony RX10 IV vs Sony A33 size comparison

Taking into account size and weight, the portability score of the RX10 IV and A33 is 52 and 67 respectively.

Sony RX10 IV vs Sony A33 top view buttons comparison

Sony RX10 IV vs Sony A33 Sensor Comparison

In many cases, its difficult to picture the gap between sensor dimensions only by checking specifications. The pic below will help offer you a better sense of the sensor sizing in the RX10 IV and A33.

To sum up, both cameras offer different resolutions and different sensor dimensions. The RX10 IV having a tinier sensor is going to make shooting shallow depth of field more challenging and the Sony RX10 IV will resolve extra detail with its extra 6 Megapixels. Higher resolution will enable you to crop shots a little more aggressively. The fresher RX10 IV provides an edge with regard to sensor technology.

Sony RX10 IV vs Sony A33 sensor size comparison

Sony RX10 IV vs Sony A33 Screen and ViewFinder

Sony RX10 IV vs Sony A33 Screen and Viewfinder comparison
Photography Glossary

Photography Type Scores

Portrait Comparison

Sony RX10 IV Portrait photography highlights
Sony A33 Portrait photography highlights
71
focusing manually
above average flash sync speed (1/2,000 seconds)
decent MP (20MP)
good sensor size (1")
has face detection focus
delivers RAW formats
72
manual focus
decent megapixels (14 megapixels)
decent sensor size (APS-C)
supports face detection focusing
supports RAW formats
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Street Comparison

Sony RX10 IV Street photography info
Sony A33 Street photography info
64
screen tilts
built in image stabilization (Optical)
good sensor size (1")
delivers RAW formats
supports focus via touch
environment sealing
more heavy than others (1,095 grams)
76
fully articulated screen
image stabilization (Sensor based)
decent sensor size (APS-C)
supports RAW formats
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Sports Comparison

Sports photography with Sony RX10 IV
Sports photography with Sony A33
76
excellent zoom range (24-600mm 25.0 x zoom)
silent shooting (1/32,000 seconds)
fast continuous shooting (24.0 fps)
built in image stabilization (Optical)
decent MP (20 megapixels)
good sensor size (1")
has tracking autofocus
environment sealing
supports phase detect auto focus
67
image stabilization (Sensor based)
decent megapixels (14 megapixels)
decent sensor size (APS-C)
sensor has phase detect AF
low battery pack (340 shots)
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Travel Comparison

Sony RX10 IV Travel photography info
Sony A33 Travel photography info
56
environment sealing
supports bluetooth
supports focus via touch
decent MP (20MP)
flash built-in
really wide (24mm)
very long reach (600mm)
does not have Timelapse recording
more heavy than others (1,095 grams)
screen is not selfie friendly
sluggish max aperture (f2.4)
61
decent megapixels (14 megapixels)
flash built-in
selfie friendly display
no Time Lapse function
low battery pack (340 shots)
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Landscape Comparison

Sony RX10 IV as a Landscape photography camera
Sony A33 as a Landscape photography camera
62
focusing manually
really wide (24mm)
nice screen size (3")
built in image stabilization (Optical)
decent MP (20 megapixels)
good sensor size (1")
delivers RAW formats
environment sealing
can't change lenses (fixed lens mount)
sluggish max aperture (f2.4)
does not have Timelapse recording
67
manual focus
change lenses (Sony/Minolta Alpha mount)
nice screen size (3 inches)
image stabilization (Sensor based)
decent megapixels (14MP)
decent sensor size (APS-C)
supports RAW formats
low battery pack (340 per charge)
no Time Lapse function
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Vlogging Comparison

Sony RX10 IV Vlogging advice
Sony A33 Vlogging advice
29
really wide (24mm)
touchscreen
built in image stabilization (Optical)
has face detection focus
high res video (3840 x 2160 resolution)
comes with external microphone socket
sluggish max aperture (f2.4)
screen is not selfie friendly
more heavy than others (1,095g)
77
selfie friendly display
image stabilization (Sensor based)
supports face detection focusing
video resolution high (1920 x 1080 pxls)
includes external mic support
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Sony RX10 IV vs Sony A33 Specifications

Detailed spec comparison table for Sony RX10 IV and Sony A33
 Sony Cyber-shot DSC-RX10 IVSony SLT-A33
General Information
Brand Name Sony Sony
Model type Sony Cyber-shot DSC-RX10 IV Sony SLT-A33
Class Large Sensor Superzoom Entry-Level DSLR
Released 2017-09-12 2010-08-24
Physical type SLR-like (bridge) Compact SLR
Sensor Information
Chip Bionz X Bionz
Sensor type BSI-CMOS CMOS
Sensor size 1" APS-C
Sensor dimensions 13.2 x 8.8mm 23.5 x 15.6mm
Sensor area 116.2mm² 366.6mm²
Sensor resolution 20 megapixels 14 megapixels
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Max resolution 5472 x 3648 4592 x 3056
Max native ISO 12800 12800
Max enhanced ISO 25600 25600
Minimum native ISO 125 100
RAW format
Minimum enhanced ISO 64 -
Autofocusing
Manual focusing
Touch focus
AF continuous
AF single
Tracking AF
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detection focusing
Contract detection focusing
Phase detection focusing
Total focus points 315 15
Cross type focus points - 3
Lens
Lens mount type fixed lens Sony/Minolta Alpha
Lens zoom range 24-600mm (25.0x) -
Largest aperture f/2.4-4.0 -
Macro focusing distance 3cm -
Amount of lenses - 143
Crop factor 2.7 1.5
Screen
Type of screen Tilting Fully Articulated
Screen diagonal 3" 3"
Resolution of screen 1,440 thousand dots 921 thousand dots
Selfie friendly
Liveview
Touch screen
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution 2,359 thousand dots 1,150 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.7x 0.73x
Features
Min shutter speed 30s 30s
Max shutter speed 1/2000s 1/4000s
Max silent shutter speed 1/32000s -
Continuous shutter rate 24.0fps 7.0fps
Shutter priority
Aperture priority
Manual mode
Exposure compensation Yes Yes
Change WB
Image stabilization
Inbuilt flash
Flash distance 10.80 m (at Auto ISO) 10.00 m (@ ISO 100)
Flash settings Auto, fill-flash, slow sync, rear sync, off Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
AEB
WB bracketing
Max flash synchronize 1/2000s 1/160s
Exposure
Multisegment exposure
Average exposure
Spot exposure
Partial exposure
AF area exposure
Center weighted exposure
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, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Max video resolution 3840x2160 1920x1080
Video file format MPEG-4, AVCHD, XAVC S 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
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 1095 grams (2.41 lb) 500 grams (1.10 lb)
Dimensions 133 x 94 x 145mm (5.2" x 3.7" x 5.7") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO Overall rating not tested 70
DXO Color Depth rating not tested 22.8
DXO Dynamic range rating not tested 12.6
DXO Low light rating not tested 591
Other
Battery life 400 images 340 images
Battery style Battery Pack Battery Pack
Battery ID NP-FW50 NP-FW50
Self timer Yes (2 or 10 sec, continuous) Yes (2 or 10 sec)
Time lapse shooting
Storage type SD/SDHC/SDXC, Memory Stick Duo/Pro Duo/Pro-HG Duo SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots 1 1
Price at release $1,698 $230