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Sony RX100 IV vs Sony A33

Portability
89
Imaging
52
Features
79
Overall
62
Sony Cyber-shot DSC-RX100 IV front
 
Sony SLT-A33 front
Portability
67
Imaging
54
Features
80
Overall
64

Sony RX100 IV vs Sony A33 Key Specs

Sony RX100 IV
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Display
  • ISO 125 - 12800 (Raise 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
  • New Model is Sony RX100 V
Sony A33
(Full Review)
  • 14MP - APS-C Sensor
  • 3" Fully Articulated Display
  • ISO 100 - 12800 (Push to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 500g - 124 x 92 x 85mm
  • Introduced August 2010
  • Refreshed by Sony A35
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Sony RX100 IV vs Sony A33 Overview

The following is a in depth comparison of the Sony RX100 IV vs Sony A33, one is a Large Sensor Compact and the other is a Entry-Level DSLR and both are built by Sony. There exists a huge gap among the sensor resolutions of the RX100 IV (20MP) and A33 (14MP) and the RX100 IV (1") and A33 (APS-C) feature totally different sensor sizes.

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The RX100 IV was introduced 4 years after the A33 which is a fairly significant gap as far as camera technology is concerned. The two cameras offer different body type with the Sony RX100 IV being a Large Sensor Compact camera and the Sony A33 being a Compact SLR camera.

Before diving through a complete comparison, below is a simple overview of how the RX100 IV matches up against the A33 with regard to portability, imaging, features and an overall mark.

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Reasons to pick Sony RX100 IV over the Sony A33

 RX100 IV A33 
IntroducedJune 2015August 2010Newer by 59 months
Display resolution1229k921kCrisper display (+308k dot)

Reasons to pick Sony A33 over the Sony RX100 IV

 A33 RX100 IV 
Display typeFully ArticulatedTiltingFully Articulating display

Common features in the Sony RX100 IV and Sony A33

 RX100 IV A33 
Manual focus Very exact focus
Display sizing3"3"Equivalent display dimensions
Selfie screen Both good for selfies
Touch display Neither contains Touch display

Sony RX100 IV vs Sony A33 Physical Comparison

In case you're going to travel with your camera, you will have to consider its weight and dimensions. The Sony RX100 IV has got external dimensions of 102mm x 58mm x 41mm (4.0" x 2.3" x 1.6") having a weight of 298 grams (0.66 lbs) and the Sony A33 has dimensions of 124mm x 92mm x 85mm (4.9" x 3.6" x 3.3") and a weight of 500 grams (1.10 lbs).

Check the Sony RX100 IV vs Sony A33 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Don't forget, the weight of an Interchangeable Lens Camera will change dependant on the lens you are employing at that moment. Following is the front view overall size comparison of the RX100 IV vs the A33.

Sony RX100 IV vs Sony A33 size comparison

Using dimensions and weight, the portability rating of the RX100 IV and A33 is 89 and 67 respectively.

Sony RX100 IV vs Sony A33 top view buttons comparison

Sony RX100 IV vs Sony A33 Sensor Comparison

Typically, it's difficult to envision the gap in sensor dimensions only by researching specifications. The image underneath should provide you a clearer sense of the sensor sizes in the RX100 IV and A33.

Plainly, both cameras offer different megapixels and different sensor dimensions. The RX100 IV having a smaller sensor will make shooting shallow depth of field trickier and the Sony RX100 IV will result in extra detail using its extra 6 Megapixels. Greater resolution will also let you crop photos a little more aggressively. The more recent RX100 IV will have a benefit when it comes to sensor innovation.

Sony RX100 IV vs Sony A33 sensor size comparison

Sony RX100 IV vs Sony A33 Screen and ViewFinder

Sony RX100 IV vs Sony A33 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony RX100 IV Portrait photography info
Sony A33 Portrait photography info
65
focusing manually
flash sync speed is above average (1/2,000 seconds)
decent MP (20MP)
nice sensor size (1")
offers face detection focus
exports RAW formats
no external flash support
72
you can focus manually
MP count good (14 megapixels)
nice sensor size (APS-C)
supports face detection autofocus
exports RAW files
Photography Glossary

Street Comparison

Street photography with Sony RX100 IV
Street photography with Sony A33
85
screen tilts up and down
built in image stabilization (Optical)
nice sensor size (1")
exports RAW formats
lighter than average (298g)
76
screen can move to multiple angles
has image stabilization (Sensor based)
nice sensor size (APS-C)
exports RAW files
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Sports Comparison

Sony RX100 IV as a Sports photography camera
Sony A33 as a Sports photography camera
68
silent shutter (1/32,000 seconds)
fast continuous shooting (16.0 frames per second)
built in image stabilization (Optical)
decent MP (20 megapixels)
nice sensor size (1")
offers tracking autofocus
doesn't have phase detect auto focus
67
has image stabilization (Sensor based)
MP count good (14 megapixels)
nice sensor size (APS-C)
has phase detect autofocus
low battery power (340 shots)
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Travel Comparison

Sony RX100 IV Travel photography highlights
Sony A33 Travel photography highlights
86
lighter than average (298g)
decent MP (20 megapixels)
flash built-in
selfie friendly screen
rather wide (24mm)
good maximum aperture (f1.8)
61
MP count good (14MP)
built-in flash
selfie friendly screen
lack of Time Lapse mode
low battery power (340 CIPA)
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Landscape Comparison

Sony RX100 IV as a Landscape photography camera
Sony A33 as a Landscape photography camera
74
focusing manually
rather wide (24mm)
good maximum aperture (f1.8)
nice screen size (3 inch)
built in image stabilization (Optical)
decent MP (20MP)
nice sensor size (1")
exports RAW formats
lens is fixed (fixed lens mount)
67
you can focus manually
switch lenses (Sony/Minolta Alpha mount)
nice screen size (3 inches)
has image stabilization (Sensor based)
MP count good (14MP)
nice sensor size (APS-C)
exports RAW files
low battery power (340 per charge)
lack of Time Lapse mode
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Vlogging Comparison

Sony RX100 IV Vlogging factors
Sony A33 Vlogging factors
81
rather wide (24mm)
good maximum aperture (f1.8)
selfie friendly screen
built in image stabilization (Optical)
offers face detection focus
video res high (3840 x 2160 resolution)
lighter than average (298 grams)
missing external mic jack
77
selfie friendly screen
has image stabilization (Sensor based)
supports face detection autofocus
high res video (1920 x 1080 resolution)
has external mic jack
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Sony RX100 IV vs Sony A33 Specifications

Detailed spec comparison table for Sony RX100 IV and Sony A33
 Sony Cyber-shot DSC-RX100 IVSony SLT-A33
General Information
Company Sony Sony
Model Sony Cyber-shot DSC-RX100 IV Sony SLT-A33
Class Large Sensor Compact Entry-Level DSLR
Revealed 2015-06-10 2010-08-24
Body design Large Sensor Compact 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 megapixel 14 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 3:2 and 16:9
Maximum resolution 5472 x 3648 4592 x 3056
Maximum native ISO 12800 12800
Maximum boosted ISO 25600 25600
Lowest native ISO 125 100
RAW data
Lowest boosted ISO 80 -
Autofocusing
Manual focus
AF touch
Continuous AF
AF single
AF tracking
Selective AF
Center weighted AF
AF multi area
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 25 15
Cross focus points - 3
Lens
Lens mount fixed lens Sony/Minolta Alpha
Lens focal range 24-70mm (2.9x) -
Maximal aperture f/1.8-2.8 -
Macro focus range 5cm -
Amount of lenses - 143
Focal length multiplier 2.7 1.5
Screen
Range of display Tilting Fully Articulated
Display sizing 3 inch 3 inch
Display resolution 1,229 thousand dot 921 thousand dot
Selfie friendly
Liveview
Touch functionality
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 2,359 thousand dot 1,150 thousand dot
Viewfinder coverage 100% 100%
Viewfinder magnification 0.59x 0.73x
Features
Lowest shutter speed 30s 30s
Highest shutter speed 1/2000s 1/4000s
Highest quiet shutter speed 1/32000s -
Continuous shooting speed 16.0 frames/s 7.0 frames/s
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Change WB
Image stabilization
Integrated flash
Flash range - 10.00 m (@ ISO 100)
Flash options - Auto, On, Off, Red-Eye, Slow Sync, High Speed Sync, Rear Curtain, Fill-in, Wireless
Hot shoe
Auto exposure bracketing
White balance bracketing
Highest flash sync 1/2000s 1/160s
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), 1280 x 720 (60p/30p/24p/120p), 1440 x 1080 (30 fps), 640 x 480 (30 fps) 1920 x 1080 (60, 29.97 fps), 1440 x 1080 (30fps), 640 x 424 (29.97 fps)
Maximum video resolution 3840x2160 1920x1080
Video format MPEG-4, AVCHD, XAVC S MPEG-4, AVCHD, H.264
Mic input
Headphone input
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 seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 298 grams (0.66 pounds) 500 grams (1.10 pounds)
Dimensions 102 x 58 x 41mm (4.0" x 2.3" x 1.6") 124 x 92 x 85mm (4.9" x 3.6" x 3.3")
DXO scores
DXO All around score 70 70
DXO Color Depth score 22.9 22.8
DXO Dynamic range score 12.6 12.6
DXO Low light score 562 591
Other
Battery life 280 shots 340 shots
Battery format Battery Pack Battery Pack
Battery model NP-BX1 NP-FW50
Self timer Yes Yes (2 or 10 sec)
Time lapse feature With downloadable app
Storage media SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Storage slots One One
Cost at launch $898 $230