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Sony RX100 IV vs Sony A58

Portability
89
Imaging
52
Features
79
Overall
62
Sony Cyber-shot DSC-RX100 IV front
 
Sony SLT-A58 front
Portability
68
Imaging
62
Features
72
Overall
66

Sony RX100 IV vs Sony A58 Key Specs

Sony RX100 IV
(Full Review)
  • 20MP - 1" Sensor
  • 3" Tilting Screen
  • 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
  • Released June 2015
  • Earlier Model is Sony RX100 III
  • Refreshed by Sony RX100 V
Sony A58
(Full Review)
  • 20MP - APS-C Sensor
  • 2.7" Tilting Display
  • ISO 100 - 16000 (Bump to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 492g - 129 x 95 x 78mm
  • Released November 2013
  • Old Model is Sony A57
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Sony RX100 IV vs Sony A58 Overview

Let's look a little more closely at the Sony RX100 IV versus Sony A58, former is a Large Sensor Compact while the other is a Entry-Level DSLR and both are created by Sony. The image resolution of the RX100 IV (20MP) and the A58 (20MP) is fairly similar but the RX100 IV (1") and A58 (APS-C) have different sensor measurements.

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The RX100 IV was announced 19 months after the A58 making them a generation away from one another. Both of these cameras have different body design with the Sony RX100 IV being a Large Sensor Compact camera and the Sony A58 being a Compact SLR camera.

Before getting right into a in depth comparison, here is a quick introduction of how the RX100 IV grades against the A58 with regard to portability, imaging, features and an overall score.

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Reasons to pick Sony RX100 IV over the Sony A58

 RX100 IV A58 
ReleasedJune 2015November 2013More modern by 19 months
Display dimensions3"2.7"Larger display (+0.3")
Display resolution1229k460kCrisper display (+769k dot)
Selfie screen Take selfies

Reasons to pick Sony A58 over the Sony RX100 IV

 A58 RX100 IV 

Common features in the Sony RX100 IV and Sony A58

 RX100 IV A58 
Manually focus Dial exact focus
Display typeTiltingTiltingTilting display
Touch display Neither has Touch display

Sony RX100 IV vs Sony A58 Physical Comparison

For anybody who is planning to carry around your camera regularly, you're going to have to factor in its weight and proportions. The Sony RX100 IV has physical 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 A58 has measurements of 129mm x 95mm x 78mm (5.1" x 3.7" x 3.1") and a weight of 492 grams (1.08 lbs).

Check the Sony RX100 IV versus Sony A58 in our completely new Camera plus Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an ILC will differ based on the lens you have at that moment. Below is a front view over all size comparison of the RX100 IV versus the A58.

Sony RX100 IV vs Sony A58 size comparison

Looking at dimensions and weight, the portability score of the RX100 IV and A58 is 89 and 68 respectively.

Sony RX100 IV vs Sony A58 top view buttons comparison

Sony RX100 IV vs Sony A58 Sensor Comparison

Normally, it is very difficult to imagine the difference between sensor sizes purely by reading specifications. The picture below might offer you a greater sense of the sensor sizes in the RX100 IV and A58.

Plainly, both the cameras have the same megapixel count but different sensor sizes. The RX100 IV contains the tinier sensor which is going to make obtaining shallower DOF more challenging. The more modern RX100 IV should have an edge in sensor innovation.

Sony RX100 IV vs Sony A58 sensor size comparison

Sony RX100 IV vs Sony A58 Screen and ViewFinder

Sony RX100 IV vs Sony A58 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Sony RX100 IV Portrait photography advice
Sony A58 Portrait photography advice
65
has manual focus
flash sync is higher than normal (1/2,000 seconds)
megapixel count good (20MP)
sensor size is nice (1")
features face detection focusing
exports RAW files
external flash not possible
77
you can focus manually
decent sensor resolution (20MP)
sensor size is nice (APS-C)
offers face detect focus
saves RAW formats
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Street Comparison

Sony RX100 IV Street photography info
Sony A58 Street photography info
85
tilting screen
built in image stabilization (Optical)
sensor size is nice (1")
exports RAW files
lighter than competition (298 grams)
78
screen tilts
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
saves RAW formats
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Sports Comparison

Sony RX100 IV Sports photography features
Sony A58 Sports photography features
68
quiet shutter (1/32,000 seconds)
fast shooting (16.0 fps)
built in image stabilization (Optical)
megapixel count good (20MP)
sensor size is nice (1")
features tracking autofocus
no phase detect AF
81
built in image stabilization (Sensor based)
decent sensor resolution (20 megapixels)
sensor size is nice (APS-C)
offers tracking focus
good battery (690 shots)
has phase detect auto focus
Photography Glossary

Travel Comparison

Sony RX100 IV as a Travel photography camera
Sony A58 as a Travel photography camera
86
lighter than competition (298g)
megapixel count good (20MP)
has built in flash
display is selfie friendly
fairly wide (24mm)
good max aperture (f1.8)
63
good battery (690 per charge)
decent sensor resolution (20 megapixels)
has built in flash
missing Timelapse recording
screen is not selfie friendly
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Landscape Comparison

Sony RX100 IV as a Landscape photography camera
Sony A58 as a Landscape photography camera
74
has manual focus
fairly wide (24mm)
good max aperture (f1.8)
pretty good screen size (3")
built in image stabilization (Optical)
megapixel count good (20MP)
sensor size is nice (1")
exports RAW files
lens is fixed (fixed lens mount)
70
you can focus manually
swap lenses (Sony/Minolta Alpha mount)
built in image stabilization (Sensor based)
decent sensor resolution (20MP)
sensor size is nice (APS-C)
saves RAW formats
good battery (690 per charge)
screen is small (2.7")
missing Timelapse recording
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Vlogging Comparison

Vlogging with Sony RX100 IV
Vlogging with Sony A58
81
fairly wide (24mm)
good max aperture (f1.8)
display is selfie friendly
built in image stabilization (Optical)
features face detection focusing
video res high (3840 x 2160 pxls)
lighter than competition (298 grams)
lack of external mic jack
35
built in image stabilization (Sensor based)
offers face detect focus
high video quality (1920 x 1080 resolution)
has microphone socket
screen is not selfie friendly
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Sony RX100 IV vs Sony A58 Specifications

Detailed spec comparison table for Sony RX100 IV and Sony A58
 Sony Cyber-shot DSC-RX100 IVSony SLT-A58
General Information
Company Sony Sony
Model type Sony Cyber-shot DSC-RX100 IV Sony SLT-A58
Type Large Sensor Compact Entry-Level DSLR
Released 2015-06-10 2013-11-27
Physical type Large Sensor Compact Compact SLR
Sensor Information
Processor Chip Bionz X -
Sensor type BSI-CMOS CMOS
Sensor size 1" APS-C
Sensor measurements 13.2 x 8.8mm 23.2 x 15.4mm
Sensor area 116.2mm² 357.3mm²
Sensor resolution 20MP 20MP
Anti alias filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 -
Full resolution 5472 x 3648 5456 x 3632
Max native ISO 12800 16000
Max boosted ISO 25600 25600
Minimum native ISO 125 100
RAW pictures
Minimum boosted ISO 80 -
Autofocusing
Focus manually
AF touch
AF continuous
Single AF
Tracking AF
Selective AF
AF center weighted
Multi area AF
AF live view
Face detection AF
Contract detection AF
Phase detection AF
Total focus points 25 15
Cross type focus points - 3
Lens
Lens mount type fixed lens Sony/Minolta Alpha
Lens zoom range 24-70mm (2.9x) -
Maximal aperture f/1.8-2.8 -
Macro focusing distance 5cm -
Total lenses - 143
Crop factor 2.7 1.6
Screen
Type of screen Tilting Tilting
Screen sizing 3 inch 2.7 inch
Screen resolution 1,229 thousand dots 460 thousand dots
Selfie friendly
Liveview
Touch operation
Viewfinder Information
Viewfinder type Electronic Electronic
Viewfinder resolution 2,359 thousand dots 1,440 thousand dots
Viewfinder coverage 100% 100%
Viewfinder magnification 0.59x 0.65x
Features
Slowest shutter speed 30s 30s
Maximum shutter speed 1/2000s 1/4000s
Maximum silent shutter speed 1/32000s -
Continuous shooting rate 16.0 frames/s 8.0 frames/s
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Custom WB
Image stabilization
Integrated flash
Flash distance - 10.00 m (@ ISO 100)
Hot shoe
Auto exposure bracketing
WB bracketing
Maximum flash synchronize 1/2000s 1/160s
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
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
Max video resolution 3840x2160 1920x1080
Video file format MPEG-4, AVCHD, XAVC S MPEG-4, AVCHD, H.264
Microphone 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
Environment sealing
Water proofing
Dust proofing
Shock proofing
Crush proofing
Freeze proofing
Weight 298g (0.66 lbs) 492g (1.08 lbs)
Physical dimensions 102 x 58 x 41mm (4.0" x 2.3" x 1.6") 129 x 95 x 78mm (5.1" x 3.7" x 3.1")
DXO scores
DXO All around rating 70 74
DXO Color Depth rating 22.9 23.3
DXO Dynamic range rating 12.6 12.5
DXO Low light rating 562 753
Other
Battery life 280 photographs 690 photographs
Battery type Battery Pack Battery Pack
Battery ID NP-BX1 NP-FM500H
Self timer Yes -
Time lapse shooting With downloadable app
Type of storage SD/ SDHC/SDXC, Memory Stick Pro Duo/ Pro-HG Duo SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots Single Single
Price at launch $898 $645