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Olympus E-M10 III vs Panasonic ZS25

Portability
80
Imaging
55
Features
75
Overall
63
Olympus OM-D E-M10 Mark III front
 
Panasonic Lumix DMC-ZS25 front
Portability
93
Imaging
40
Features
43
Overall
41

Olympus E-M10 III vs Panasonic ZS25 Key Specs

Olympus E-M10 III
(Full Review)
  • 16MP - Four Thirds Sensor
  • 3" Tilting Display
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • 3840 x 2160 video
  • Micro Four Thirds Mount
  • 410g - 122 x 84 x 50mm
  • Launched August 2017
  • Old Model is Olympus E-M10 II
  • Successor is Olympus E-M10 IV
Panasonic ZS25
(Full Review)
  • 16MP - 1/2.3" Sensor
  • 3" Fixed Display
  • ISO 100 - 6400
  • Optical Image Stabilization
  • 1920 x 1080 video
  • 24-480mm (F3.3-6.4) lens
  • 193g - 105 x 59 x 28mm
  • Released January 2013
  • Also referred to as Lumix DMC-TZ35
  • Replaced the Panasonic ZS20
  • Updated by Panasonic ZS30
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Olympus E-M10 III vs Panasonic ZS25 Overview

The following is a extended overview of the Olympus E-M10 III and Panasonic ZS25, one is a Entry-Level Mirrorless and the other is a Small Sensor Superzoom by rivals Olympus and Panasonic. The image resolution of the E-M10 III (16MP) and the ZS25 (16MP) is very close but the E-M10 III (Four Thirds) and ZS25 (1/2.3") offer totally different sensor size.

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The E-M10 III was revealed 4 years after the ZS25 which is a fairly big gap as far as camera tech is concerned. The two cameras feature different body design with the Olympus E-M10 III being a SLR-style mirrorless camera and the Panasonic ZS25 being a Compact camera.

Before we go straight to a full comparison, here is a short highlight of how the E-M10 III matches up versus the ZS25 when it comes to portability, imaging, features and an overall mark.

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Reasons to pick Olympus E-M10 III over the Panasonic ZS25

 E-M10 III ZS25 
ReleasedAugust 2017January 2013Newer by 57 months
Focus manually Dial precise focus
Display typeTiltingFixed Tilting display
Display resolution1040k460kSharper display (+580k dot)
Touch friendly display Easily navigate

Reasons to pick Panasonic ZS25 over the Olympus E-M10 III

 ZS25 E-M10 III 

Common features in the Olympus E-M10 III and Panasonic ZS25

 E-M10 III ZS25 
Display size3"3"Same display size
Selfie screen Neither has selfie screen

Olympus E-M10 III vs Panasonic ZS25 Physical Comparison

When you are intending to travel with your camera regularly, you will need to think about its weight and volume. The Olympus E-M10 III has exterior measurements of 122mm x 84mm x 50mm (4.8" x 3.3" x 2.0") along with a weight of 410 grams (0.90 lbs) while the Panasonic ZS25 has sizing of 105mm x 59mm x 28mm (4.1" x 2.3" x 1.1") and a weight of 193 grams (0.43 lbs).

Contrast the Olympus E-M10 III and Panasonic ZS25 in the latest Camera and Lens Size Comparison Tool. Camera Size Comparison with Lenses

Remember that, the weight of an Interchangeable Lens Camera will vary based on the lens you use at the time. Underneath is a front view size comparison of the E-M10 III against the ZS25.

Olympus E-M10 III vs Panasonic ZS25 size comparison

Using size and weight, the portability rating of the E-M10 III and ZS25 is 80 and 93 respectively.

Olympus E-M10 III vs Panasonic ZS25 top view buttons comparison

Olympus E-M10 III vs Panasonic ZS25 Sensor Comparison

Oftentimes, it is very hard to see the gap in sensor dimensions merely by viewing specs. The pic below may provide you a more clear sense of the sensor sizing in the E-M10 III and ZS25.

As you can plainly see, each of these cameras feature the identical resolution but not the same sensor dimensions. The E-M10 III uses the larger sensor which is going to make achieving shallow depth of field simpler. The newer E-M10 III will have a benefit in sensor tech.

Olympus E-M10 III vs Panasonic ZS25 sensor size comparison

Olympus E-M10 III vs Panasonic ZS25 Screen and ViewFinder

Olympus E-M10 III vs Panasonic ZS25 Screen and Viewfinder comparison
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Photography Type Scores

Portrait Comparison

Olympus E-M10 III Portrait photography features
Panasonic ZS25 Portrait photography features
73
manual focus
good MP (16MP)
sensor size is good (Four Thirds)
provides face detection focus
exports RAW files
32
MP count good (16MP)
focusing manually not possible
external flash not possible
small sensor (1/2.3")
doesn't have RAW format
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Street Comparison

Olympus E-M10 III Street photography details
Panasonic ZS25 Street photography details
77
tilting screen
image stabilization (Sensor based 5-axis)
sensor size is good (Four Thirds)
exports RAW files
offers focus by touch
very good high ISO (25,600)
heavier than competitors (410 grams)
66
built in image stabilization (Optical)
comes with touch focus
lighter than competition in class (193 grams)
fixed screen
small sensor (1/2.3")
doesn't have RAW format
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Sports Comparison

Olympus E-M10 III Sports photography information
Panasonic ZS25 Sports photography information
69
quiet shooting (1/16,000s)
image stabilization (Sensor based 5-axis)
good MP (16MP)
sensor size is good (Four Thirds)
provides tracking autofocus
lacks phase detect auto focus
45
long zoom range (24-480mm 20.0 x zoom)
built in image stabilization (Optical)
MP count good (16MP)
has tracking focus
low maximum shutter speed (1/1,200s)
small sensor (1/2.3")
low battery (260 per charge)
doesn't have phase detect autofocus
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Travel Comparison

Travel photography with Olympus E-M10 III
Travel photography with Panasonic ZS25
67
offers focus by touch
good MP (16MP)
has built in flash
heavier than competitors (410g)
display isn't selfie friendly
69
lighter than competition in class (193 grams)
comes with touch focus
MP count good (16MP)
flash built-in
relatively wide (24mm)
long zoom (480mm)
lack of Timelapse recording
low battery (260 per charge)
display isn't selfie friendly
somewhat slow maximum aperture (f3.3)
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Landscape Comparison

Olympus E-M10 III as a Landscape photography camera
Panasonic ZS25 as a Landscape photography camera
80
manual focus
switch lenses (Micro Four Thirds mount)
screen is a good size (3")
image stabilization (Sensor based 5-axis)
good MP (16MP)
sensor size is good (Four Thirds)
very good high ISO (25,600)
exports RAW files
43
relatively wide (24mm)
screen size is good (3")
built in image stabilization (Optical)
MP count good (16MP)
focusing manually not possible
lens is fixed (fixed lens mount)
somewhat slow maximum aperture (f3.3)
small sensor (1/2.3")
doesn't have RAW format
low battery (260 per charge)
lack of Timelapse recording
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Vlogging Comparison

Olympus E-M10 III Vlogging info
Panasonic ZS25 Vlogging info
32
touchscreen functionality
image stabilization (Sensor based 5-axis)
provides face detection focus
video res high (3840 x 2160 pxls)
display isn't selfie friendly
doesn't have external mic port
heavier than competitors (410 grams)
34
relatively wide (24mm)
built in image stabilization (Optical)
video resolution high (1920 x 1080 resolution)
lighter than competition in class (193 grams)
somewhat slow maximum aperture (f3.3)
display isn't selfie friendly
lack of microphone socket
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Olympus E-M10 III vs Panasonic ZS25 Specifications

Detailed spec comparison table for Olympus E-M10 III and Panasonic ZS25
 Olympus OM-D E-M10 Mark IIIPanasonic Lumix DMC-ZS25
General Information
Company Olympus Panasonic
Model Olympus OM-D E-M10 Mark III Panasonic Lumix DMC-ZS25
Also referred to as - Lumix DMC-TZ35
Category Entry-Level Mirrorless Small Sensor Superzoom
Launched 2017-08-31 2013-01-07
Physical type SLR-style mirrorless Compact
Sensor Information
Processor TruePic VIII -
Sensor type CMOS CMOS
Sensor size Four Thirds 1/2.3"
Sensor measurements 17.4 x 13mm 6.08 x 4.56mm
Sensor area 226.2mm² 27.7mm²
Sensor resolution 16 megapixel 16 megapixel
Anti aliasing filter
Aspect ratio 4:3 1:1, 4:3, 3:2 and 16:9
Highest resolution 4608 x 3456 4896 x 3672
Highest native ISO 25600 6400
Lowest native ISO 200 100
RAW photos
Lowest boosted ISO 100 -
Autofocusing
Manual focus
AF touch
AF continuous
Single AF
Tracking AF
Selective AF
Center weighted AF
Multi area AF
AF live view
Face detect AF
Contract detect AF
Phase detect AF
Number of focus points 121 23
Lens
Lens mounting type Micro Four Thirds fixed lens
Lens focal range - 24-480mm (20.0x)
Largest aperture - f/3.3-6.4
Macro focus range - 3cm
Available lenses 107 -
Crop factor 2.1 5.9
Screen
Display type Tilting Fixed Type
Display sizing 3" 3"
Display resolution 1,040k dots 460k dots
Selfie friendly
Liveview
Touch function
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 2,360k dots -
Viewfinder coverage 100 percent -
Viewfinder magnification 0.62x -
Features
Slowest shutter speed 60 secs 15 secs
Maximum shutter speed 1/4000 secs 1/1200 secs
Maximum quiet shutter speed 1/16000 secs -
Continuous shooting rate 8.6fps 10.0fps
Shutter priority
Aperture priority
Manually set exposure
Exposure compensation Yes Yes
Change WB
Image stabilization
Inbuilt flash
Flash range 5.80 m (at ISO 100) 6.40 m
Flash modes Auto, redeye, slow sync, 2nd-curtain slow sync, redeye slow sync, fill-in, manual, off Auto, On, Off, Red-eye, Slow Syncro
Hot shoe
AEB
WB bracketing
Maximum flash synchronize 1/250 secs -
Exposure
Multisegment metering
Average metering
Spot metering
Partial metering
AF area metering
Center weighted metering
Video features
Video resolutions 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM 1920 x 1080 (60 fps), 1280 x 720 (60, 30 fps), 640 x 480 (30 fps), 320 x 240 (220 fps)
Highest video resolution 3840x2160 1920x1080
Video file format MPEG-4, H.264 MPEG-4, AVCHD
Microphone port
Headphone port
Connectivity
Wireless Built-In None
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 410g (0.90 pounds) 193g (0.43 pounds)
Physical dimensions 122 x 84 x 50mm (4.8" x 3.3" x 2.0") 105 x 59 x 28mm (4.1" x 2.3" x 1.1")
DXO scores
DXO All around score not tested not tested
DXO Color Depth score not tested not tested
DXO Dynamic range score not tested not tested
DXO Low light score not tested not tested
Other
Battery life 330 shots 260 shots
Battery type Battery Pack Battery Pack
Battery model BLS-50 -
Self timer Yes (2 or 12 secs, custom) Yes (2 or 10 sec)
Time lapse recording
Type of storage SD/SDHC/SDXC (UHS-I/II supported) SD/SDHC/SDXC, Internal
Card slots 1 1
Retail price $650 $300