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Pentax X70 vs Sony A58

Portability
71
Imaging
34
Features
34
Overall
34
Pentax X70 front
 
Sony SLT-A58 front
Portability
68
Imaging
62
Features
72
Overall
66

Pentax X70 vs Sony A58 Key Specs

Pentax X70
(Full Review)
  • 12MP - 1/2.3" Sensor
  • 2.7" Fixed Screen
  • ISO 50 - 6400
  • Sensor-shift Image Stabilization
  • 1280 x 720 video
  • 26-624mm (F2.8-5.0) lens
  • 410g - 110 x 83 x 90mm
  • Launched March 2009
Sony A58
(Full Review)
  • 20MP - APS-C Sensor
  • 2.7" Tilting Display
  • ISO 100 - 16000 (Push to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 492g - 129 x 95 x 78mm
  • Launched November 2013
  • Replaced the Sony A57
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Pentax X70 vs Sony A58 Overview

Lets look a little more closely at the Pentax X70 vs Sony A58, former is a Small Sensor Superzoom while the other is a Entry-Level DSLR by brands Pentax and Sony. There exists a sizable gap between the image resolutions of the X70 (12MP) and A58 (20MP) and the X70 (1/2.3") and A58 (APS-C) possess totally different sensor sizes.

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The X70 was introduced 5 years prior to the A58 which is quite a significant difference as far as technology is concerned. Each of the cameras offer different body type with the Pentax X70 being a SLR-like (bridge) camera and the Sony A58 being a Compact SLR camera.

Before diving through a in depth comparison, below is a concise view of how the X70 grades against the A58 with regard to portability, imaging, features and an overall mark.

Photography Glossary
	
	

Reasons to pick Pentax X70 over the Sony A58

 X70 A58 

Reasons to pick Sony A58 over the Pentax X70

 A58 X70 
LaunchedNovember 2013March 2009Newer by 57 months
Display typeTiltingFixed Tilting display
Display resolution460k230kClearer display (+230k dot)

Common features in the Pentax X70 and Sony A58

 X70 A58 
Focus manually Very exact focus
Display sizing2.7"2.7"Equivalent display dimensions
Selfie screen Neither features selfie screen
Touch friendly display Lack of Touch friendly display

Pentax X70 vs Sony A58 Physical Comparison

For anybody who is planning to travel with your camera frequently, you will have to think about its weight and volume. The Pentax X70 enjoys outside measurements of 110mm x 83mm x 90mm (4.3" x 3.3" x 3.5") accompanied by a weight of 410 grams (0.90 lbs) while the Sony A58 has sizing of 129mm x 95mm x 78mm (5.1" x 3.7" x 3.1") with a weight of 492 grams (1.08 lbs).

Look at the Pentax X70 vs Sony A58 in our brand new Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember, the weight of an ILC will vary depending on the lens you choose at that moment. Here is the front view dimension comparison of the X70 and the A58.

Pentax X70 vs Sony A58 size comparison

Considering dimensions and weight, the portability grade of the X70 and A58 is 71 and 68 respectively.

Pentax X70 vs Sony A58 top view buttons comparison

Pentax X70 vs Sony A58 Sensor Comparison

Normally, it is very tough to envision the gap between sensor dimensions simply by going over specs. The pic below should provide you a far better sense of the sensor sizing in the X70 and A58.

As you can plainly see, the two cameras offer different megapixels and different sensor dimensions. The X70 having a tinier sensor will make getting shallow depth of field more challenging and the Sony A58 will offer more detail using its extra 8 Megapixels. Greater resolution will allow you to crop images a little more aggressively. The more aged X70 is going to be behind when it comes to sensor technology.

Pentax X70 vs Sony A58 sensor size comparison

Pentax X70 vs Sony A58 Screen and ViewFinder

Pentax X70 vs Sony A58 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Pentax X70 Portrait photography info
Sony A58 Portrait photography info
28
has manual focus
cannot use external flash
megapixel count low (12MP)
tiny sensor (1/2.3")
lack of RAW support
77
has manual focus
megapixel count decent (20MP)
sensor size is nice (APS-C)
includes face detect autofocus
exports RAW files
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Street Comparison

Pentax X70 as a Street photography camera
Sony A58 as a Street photography camera
46
built in image stabilization (Sensor-shift)
screen is fixed
tiny sensor (1/2.3")
lack of RAW support
78
screen tilts
built in image stabilization (Sensor based)
sensor size is nice (APS-C)
exports RAW files
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Sports Comparison

Pentax X70 Sports photography advice
Sony A58 Sports photography advice
50
incredible zoom range (26-624mm 24.0 x zoom)
built in image stabilization (Sensor-shift)
supports tracking autofocus
comes with phase detect AF
megapixel count low (12 megapixels)
tiny sensor (1/2.3")
81
built in image stabilization (Sensor based)
megapixel count decent (20MP)
sensor size is nice (APS-C)
includes tracking focus
better than average battery power (690 per charge)
comes with phase detect autofocus
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Travel Comparison

Pentax X70 Travel photography info
Sony A58 Travel photography info
52
built-in flash
rather wide (26mm)
long zoom (624mm)
no Time Lapse recording
megapixel count low (12 megapixels)
does not have a selfie friendly screen
sluggish maximum aperture (f2.8)
63
better than average battery power (690 shots)
megapixel count decent (20 megapixels)
flash built-in
does not have Time Lapse recording
doesn't posses selfie friendly screen
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Landscape Comparison

Pentax X70 Landscape photography features
Sony A58 Landscape photography features
35
has manual focus
rather wide (26mm)
built in image stabilization (Sensor-shift)
cannot switch lenses (fixed lens mount)
sluggish maximum aperture (f2.8)
screen is small (2.7 inches)
megapixel count low (12MP)
tiny sensor (1/2.3")
lack of RAW support
no Time Lapse recording
70
has manual focus
change lenses (Sony/Minolta Alpha mount)
built in image stabilization (Sensor based)
megapixel count decent (20 megapixels)
sensor size is nice (APS-C)
exports RAW files
better than average battery power (690 per charge)
small screen (2.7 inches)
does not have Time Lapse recording
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Vlogging Comparison

Vlogging with Pentax X70
Vlogging with Sony A58
24
rather wide (26mm)
built in image stabilization (Sensor-shift)
sluggish maximum aperture (f2.8)
does not have a selfie friendly screen
video quality not great (1280 x 720 resolution)
no external mic support
35
built in image stabilization (Sensor based)
includes face detect autofocus
video resolution high (1920 x 1080 pxls)
does have mic socket
doesn't posses selfie friendly screen
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Pentax X70 vs Sony A58 Specifications

Detailed spec comparison table for Pentax X70 and Sony A58
 Pentax X70Sony SLT-A58
General Information
Manufacturer Pentax Sony
Model Pentax X70 Sony SLT-A58
Class Small Sensor Superzoom Entry-Level DSLR
Launched 2009-03-02 2013-11-27
Physical type SLR-like (bridge) Compact SLR
Sensor Information
Sensor type CCD CMOS
Sensor size 1/2.3" APS-C
Sensor dimensions 6.17 x 4.55mm 23.2 x 15.4mm
Sensor surface area 28.1mm² 357.3mm²
Sensor resolution 12 megapixel 20 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 -
Full resolution 4000 x 3000 5456 x 3632
Max native ISO 6400 16000
Max boosted ISO - 25600
Min native ISO 50 100
RAW data
Autofocusing
Focus manually
Touch focus
Continuous AF
Single AF
Tracking AF
AF selectice
AF center weighted
AF multi area
Live view AF
Face detection focusing
Contract detection focusing
Phase detection focusing
Number of focus points 9 15
Cross focus points - 3
Lens
Lens mounting type fixed lens Sony/Minolta Alpha
Lens focal range 26-624mm (24.0x) -
Maximum aperture f/2.8-5.0 -
Macro focus range 10cm -
Total lenses - 143
Crop factor 5.8 1.6
Screen
Type of screen Fixed Type Tilting
Screen diagonal 2.7 inches 2.7 inches
Resolution of screen 230k dots 460k dots
Selfie friendly
Liveview
Touch friendly
Viewfinder Information
Viewfinder Electronic Electronic
Viewfinder resolution - 1,440k dots
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.65x
Features
Lowest shutter speed 4 secs 30 secs
Highest shutter speed 1/4000 secs 1/4000 secs
Continuous shooting rate - 8.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation Yes Yes
Set WB
Image stabilization
Built-in flash
Flash range 9.10 m 10.00 m (@ ISO 100)
Hot shoe
Auto exposure bracketing
White balance bracketing
Highest flash synchronize - 1/160 secs
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 1280 x 720 (30 fps), 848 x 480 (30 fps), 640 x 480 (30 fps), 320 x 240 (30 fps) 1920 x 1080
Max video resolution 1280x720 1920x1080
Video file format Motion JPEG MPEG-4, AVCHD, H.264
Mic port
Headphone port
Connectivity
Wireless None 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 proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 410 gr (0.90 pounds) 492 gr (1.08 pounds)
Dimensions 110 x 83 x 90mm (4.3" x 3.3" x 3.5") 129 x 95 x 78mm (5.1" x 3.7" x 3.1")
DXO scores
DXO All around score not tested 74
DXO Color Depth score not tested 23.3
DXO Dynamic range score not tested 12.5
DXO Low light score not tested 753
Other
Battery life - 690 photographs
Type of battery - Battery Pack
Battery model D-LI92 NP-FM500H
Self timer Yes (2 or 10 sec) -
Time lapse recording
Type of storage SD/SDHC, Internal SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Card slots Single Single
Price at launch $200 $645