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Olympus TG-870 vs Sony A58

Portability
91
Imaging
41
Features
46
Overall
43
Olympus Stylus Tough TG-870 front
 
Sony SLT-A58 front
Portability
68
Imaging
63
Features
72
Overall
66

Olympus TG-870 vs Sony A58 Key Specs

Olympus TG-870
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Tilting Display
  • ISO 125 - 6400 (Bump to 12800)
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 21-105mm (F3.5-5.7) lens
  • 221g - 113 x 64 x 28mm
  • Launched January 2016
  • Old Model is Olympus TG-860
Sony A58
(Full Review)
  • 20MP - APS-C Sensor
  • 2.7" Tilting Display
  • ISO 100 - 16000 (Expand to 25600)
  • Sensor based Image Stabilization
  • 1920 x 1080 video
  • Sony/Minolta Alpha Mount
  • 492g - 129 x 95 x 78mm
  • Announced November 2013
  • Earlier Model is Sony A57
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Olympus TG-870 vs Sony A58 Overview

Below is a extended comparison of the Olympus TG-870 versus Sony A58, former being a Ultracompact while the other is a Entry-Level DSLR by rivals Olympus and Sony. The image resolution of the TG-870 (16MP) and the A58 (20MP) is fairly similar but the TG-870 (1/2.3") and A58 (APS-C) feature totally different sensor sizes.

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The TG-870 was revealed 2 years later than the A58 and that is quite a sizable difference as far as technology is concerned. The two cameras come with different body type with the Olympus TG-870 being a Ultracompact camera and the Sony A58 being a Compact SLR camera.

Before diving in to a in depth comparison, below is a concise highlight of how the TG-870 scores vs the A58 with regards to portability, imaging, features and an overall grade.

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Reasons to pick Olympus TG-870 over the Sony A58

 TG-870 A58 
AnnouncedJanuary 2016November 2013More recent by 26 months
Display dimension3"2.7"Larger display (+0.3")
Display resolution921k460kCrisper display (+461k dot)

Reasons to pick Sony A58 over the Olympus TG-870

 A58 TG-870 
Focus manually Very precise focus

Common features in the Olympus TG-870 and Sony A58

 TG-870 A58 
Display typeTiltingTiltingTilting display
Selfie screen Lack of selfie screen
Touch friendly display Lack of Touch friendly display

Olympus TG-870 vs Sony A58 Physical Comparison

When you are looking to lug around your camera often, you'll need to factor in its weight and measurements. The Olympus TG-870 comes with outer dimensions of 113mm x 64mm x 28mm (4.4" x 2.5" x 1.1") accompanied by a weight of 221 grams (0.49 lbs) whilst the Sony A58 has proportions of 129mm x 95mm x 78mm (5.1" x 3.7" x 3.1") accompanied by a weight of 492 grams (1.08 lbs).

Check out the Olympus TG-870 versus Sony A58 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses

Take into account, the weight of an ILC will differ based on the lens you are utilising during that time. Following is the front view size comparison of the TG-870 against the A58.

Olympus TG-870 vs Sony A58 size comparison

Considering dimensions and weight, the portability rating of the TG-870 and A58 is 91 and 68 respectively.

Olympus TG-870 vs Sony A58 top view buttons comparison

Olympus TG-870 vs Sony A58 Sensor Comparison

More often than not, it is hard to see the gap between sensor measurements only by reviewing a spec sheet. The visual here may give you a better sense of the sensor sizes in the TG-870 and A58.

As you can see, each of these cameras have got different megapixels and different sensor measurements. The TG-870 using its tinier sensor will make getting shallow depth of field tougher and the Sony A58 will deliver greater detail because of its extra 4MP. Greater resolution will also let you crop pics much more aggressively. The fresher TG-870 will have a benefit in sensor tech.

Olympus TG-870 vs Sony A58 sensor size comparison

Olympus TG-870 vs Sony A58 Screen and ViewFinder

Olympus TG-870 vs Sony A58 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Portrait photography with Olympus TG-870
Portrait photography with Sony A58
36
decent sensor resolution (16 megapixels)
provides face detection autofocus
manual focus not available
manual exposure not available
cannot use external flash
small sensor size (1/2.3")
lacks RAW files
77
you can focus manually
good megapixels (20MP)
sensor size is nice (APS-C)
offers face detection focusing
delivers RAW files
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Street Comparison

Olympus TG-870 as a Street photography camera
Sony A58 as a Street photography camera
65
has a tilting screen
image stabilization (Optical)
weather sealing
small sensor size (1/2.3")
lacks RAW files
heavier than average in class (221g)
78
has a tilting screen
image stabilization (Sensor based)
sensor size is nice (APS-C)
delivers RAW files
Photography Glossary

Sports Comparison

Sports photography with Olympus TG-870
Sports photography with Sony A58
51
image stabilization (Optical)
decent sensor resolution (16 megapixels)
provides tracking autofocus
weather sealing
good battery pack (300 per charge)
lack of shutter priority mode
small sensor size (1/2.3")
lacks phase detect autofocus
81
image stabilization (Sensor based)
good megapixels (20MP)
sensor size is nice (APS-C)
offers tracking autofocus
better than average battery life (690 CIPA)
comes with phase detect AF
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Travel Comparison

Olympus TG-870 Travel photography features
Sony A58 Travel photography features
69
good battery pack (300 per charge)
weather sealing
decent sensor resolution (16MP)
built-in flash
rather wide (21mm)
heavier than average in class (221g)
does not feature selfie friendly screen
sluggish max aperture (f3.5)
63
better than average battery life (690 CIPA)
good megapixels (20 megapixels)
has built in flash
lack of Time Lapse function
display isn't selfie friendly
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Landscape Comparison

Olympus TG-870 as a Landscape photography camera
Sony A58 as a Landscape photography camera
50
rather wide (21mm)
nice screen size (3 inches)
image stabilization (Optical)
decent sensor resolution (16MP)
weather sealing
good battery pack (300 shots)
manual focus not available
lens is fixed (fixed lens mount)
sluggish max aperture (f3.5)
manual exposure not available
small sensor size (1/2.3")
lacks RAW files
70
you can focus manually
switch lenses (Sony/Minolta Alpha mount)
image stabilization (Sensor based)
good megapixels (20MP)
sensor size is nice (APS-C)
delivers RAW files
better than average battery life (690 CIPA)
screen is somewhat small (2.7")
lack of Time Lapse function
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Vlogging Comparison

Vlogging with Olympus TG-870
Vlogging with Sony A58
32
rather wide (21mm)
image stabilization (Optical)
provides face detection autofocus
video res high (1920 x 1080 pxls)
sluggish max aperture (f3.5)
does not feature selfie friendly screen
missing external mic port
heavier than average in class (221 grams)
35
image stabilization (Sensor based)
offers face detection focusing
video res high (1920 x 1080 resolution)
does have external mic port
display isn't selfie friendly
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Olympus TG-870 vs Sony A58 Specifications

Detailed spec comparison table for Olympus TG-870 and Sony A58
 Olympus Stylus Tough TG-870Sony SLT-A58
General Information
Manufacturer Olympus Sony
Model Olympus Stylus Tough TG-870 Sony SLT-A58
Class Ultracompact Entry-Level DSLR
Launched 2016-01-06 2013-11-27
Body design Ultracompact Compact SLR
Sensor Information
Chip TruePic VII -
Sensor type BSI-CMOS CMOS
Sensor size 1/2.3" APS-C
Sensor dimensions 6.17 x 4.55mm 23.2 x 15.4mm
Sensor area 28.1mm² 357.3mm²
Sensor resolution 16 megapixel 20 megapixel
Anti aliasing filter
Aspect ratio 1:1, 4:3, 3:2 and 16:9 -
Max resolution 4608 x 3456 5456 x 3632
Max native ISO 6400 16000
Max enhanced ISO 12800 25600
Minimum native ISO 125 100
RAW support
Autofocusing
Manual focus
AF touch
Continuous AF
AF single
AF tracking
Selective AF
AF center weighted
AF multi area
AF live view
Face detect focusing
Contract detect focusing
Phase detect focusing
Number of focus points - 15
Cross focus points - 3
Lens
Lens mounting type fixed lens Sony/Minolta Alpha
Lens focal range 21-105mm (5.0x) -
Highest aperture f/3.5-5.7 -
Macro focus distance 1cm -
Amount of lenses - 143
Focal length multiplier 5.8 1.6
Screen
Range of display Tilting Tilting
Display diagonal 3 inch 2.7 inch
Resolution of display 921k dot 460k dot
Selfie friendly
Liveview
Touch capability
Viewfinder Information
Viewfinder None Electronic
Viewfinder resolution - 1,440k dot
Viewfinder coverage - 100 percent
Viewfinder magnification - 0.65x
Features
Minimum shutter speed 4s 30s
Fastest shutter speed 1/2000s 1/4000s
Continuous shutter speed 7.0fps 8.0fps
Shutter priority
Aperture priority
Expose Manually
Exposure compensation - Yes
Custom WB
Image stabilization
Integrated flash
Flash range 4.00 m (at ISO 1600) 10.00 m (@ ISO 100)
Flash settings Auto, redeye reduction, fill flash, off, LED illuminator -
Hot shoe
AE bracketing
White balance bracketing
Fastest flash sync - 1/160s
Exposure
Multisegment
Average
Spot
Partial
AF area
Center weighted
Video features
Supported video resolutions 1920 x 1080 (60p), 1280 x 720 (60p), 640 x 480 (60p) 1920 x 1080
Max video resolution 1920x1080 1920x1080
Video data format MPEG-4, H.264 MPEG-4, AVCHD, H.264
Mic jack
Headphone jack
Connectivity
Wireless Built-In Eye-Fi Connected
Bluetooth
NFC
HDMI
USB USB 2.0 (480 Mbit/sec) USB 2.0 (480 Mbit/sec)
GPS BuiltIn None
Physical
Environmental seal
Water proof
Dust proof
Shock proof
Crush proof
Freeze proof
Weight 221 grams (0.49 lb) 492 grams (1.08 lb)
Dimensions 113 x 64 x 28mm (4.4" x 2.5" x 1.1") 129 x 95 x 78mm (5.1" x 3.7" x 3.1")
DXO scores
DXO Overall 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 300 photos 690 photos
Battery form Battery Pack Battery Pack
Battery model Li-50B NP-FM500H
Self timer Yes (2 or 10 sec, custom) -
Time lapse shooting
Storage media SD/SDHC/SDXC, Internal SD/SDHC/SDXC/Memory Stick Pro Duo/ Pro-HG Duo
Storage slots 1 1
Retail cost $280 $645