Olympus OM-D E-M1 Mark III Vs Sony Alpha A7c: full comparison

Olympus OM-D E-M1 Mark III medal sport

Sony Alpha A7c trophy medal portrait medal landscape medal street medal everyday
64

Overall Score

72

Olympus

OM-D E-M1 Mark III

Announced: 11 Feb 2020
Sensor Resolution: 20Mp
Sensor Type: 4/3 CMOS
ISO: 200-25600
Weight: 580g
Physical Dimensions: 134 x 91 x 69 mm
Viewfinder: Electronic
Screen Type: 3" Fully articulated
Video Resolutions: 4096x2160
43
Image Quality
66
78
Speed Performance
62
88
Versatility
94
69
Comfort
74

Sony

Alpha A7c

Announced: 14 Sep 2020
Sensor Resolution: 24Mp
Sensor Type: Full frame BSI-CMOS
ISO: 100-51200
Weight: 509g
Physical Dimensions: 124 x 71 x 60 mm
Viewfinder: Electronic
Screen Type: 3" Fully articulated
Video Resolutions: 3840x2160

The best camera for different types of photography

Olympus
OM-D E-M1 Mark III

vs

Sony
Alpha A7c

47
Portrait Portrait Portrait
65
46
Landscape Landscape Landscape
66
70
SportSport Sport
70
71
Street Street Street
75
74
Everyday Everyday Everyday
76

Best alternative for types of photography

Olympus OM-D E-M1 Mark III
pros and cons

Olympus OM-D E-M1 Mark III

Olympus

OM-D E-M1 Mark III

Announced: 11 Feb 2020
Sensor Resolution: 20Mp
Sensor Type: 4/3 CMOS
ISO: 200-25600
Weight: 580g
Physical Dimensions: 134 x 91 x 69 mm
Viewfinder: Electronic
Screen Type: 3" Fully articulated
Video Resolutions: 4096x2160

prospros

  • This camera autofocus is able to follow moving subjects
  • The Olympus OM-D E-M1 Mark III is tropicalized - this means you can use it also in adverse atmospheric and environmental conditions without ruining it
  • The integrated stabilizer allows you to shoot firmly even in low light conditions
  • The LCD display is a convenient and almost indispensable feature
  • The microphone input can be very useful if you shoot videos
  • Thanks to burst mode, it's ideal for action photos
  • It has fast shutter speed, ideal for action photos
  • The fully articulated display allows you to manage the framing even in hard conditions
  • The second memory slot makes the camera more reliable, also for professional use
  • Thanks to the wireless connection, Olympus OM-D E-M1 Mark III allows immediate picture sharing

conscons

  • Warning - Olympus OM-D E-M1 Mark III battery has only 420.0 shoots autonomy. This might be a limiting factor if you think you'll have to do long photo sessions without having the chance to recharge it.

Olympus OM-D E-M1 Mark III and its rivals

Review compare Olympus OM-D E-M1 Mark III with overall score Portrait
Portrait
Landscape
Landscape
Sport
Sport
Street
Street
Everyday
Everyday
OlympusOM-D E-M1 Mark III Olympus
OM-D E-M1 Mark III
64 47 46 70 71 74 buy on
FujifilmGFX 100S Fujifilm
GFX 100S
78 93 94 72 67 67 $6,159.00
FujifilmGFX 100 Fujifilm
GFX 100
76 93 94 75 62 63 $8,298.00
SonyAlpha A7c Sony
Alpha A7c
72 65 66 70 75 76 $1,759.95
FujifilmGFX 50S II Fujifilm
GFX 50S II
72 85 87 63 62 62 buy on
OlympusOM System OM-1 Olympus
OM System OM-1
67 48 46 76 74 77 buy on
FujifilmX-Pro3 Fujifilm
X-Pro3
65 53 50 63 77 78 $2,158.00

Sony Alpha A7c
pros and cons

Sony Alpha A7c

Sony

Alpha A7c

Announced: 14 Sep 2020
Sensor Resolution: 24Mp
Sensor Type: Full frame BSI-CMOS
ISO: 100-51200
Weight: 509g
Physical Dimensions: 124 x 71 x 60 mm
Viewfinder: Electronic
Screen Type: 3" Fully articulated
Video Resolutions: 3840x2160

pros pros

  • This camera autofocus is able to follow moving subjects
  • The Sony Alpha A7c is tropicalized - this means you can use it also in adverse atmospheric and environmental conditions without ruining it
  • The integrated stabilizer allows you to shoot firmly even in low light conditions
  • The LCD display is a convenient and almost indispensable feature
  • The microphone input can be very useful if you shoot videos
  • Precise and fast autofocus, ideal for action photos, it performs well even in low light conditions
  • The fully articulated display allows you to manage the framing even in hard conditions
  • Thanks to the wireless connection, Sony Alpha A7c allows immediate picture sharing

Amazon best deals on Sony Alpha A7c

Sony Alpha A7c and its rivals

Review compare Sony Alpha A7c with overall score Portrait
Portrait
Landscape
Landscape
Sport
Sport
Street
Street
Everyday
Everyday
SonyAlpha A7c Sony
Alpha A7c
72 65 66 70 75 76 $1,759.95
SonyAlpha A7 III Sony
Alpha A7 III
72 66 66 72 73 74 $1,739.95
NikonZ7 Mark II Nikon
Z7 Mark II
70 69 69 68 70 71 buy on
Sigmafp L Sigma
fp L
67 69 69 58 67 69 $2,499.00
FujifilmX-Pro3 Fujifilm
X-Pro3
65 53 50 63 77 78 $2,158.00
SonyAlpha a6600 Sony
Alpha a6600
65 51 50 68 72 74 $1,289.99
PanasonicLumix DC-GH6 Panasonic
Lumix DC-GH6
62 47 46 71 64 67 $12.68

Olympus OM-D E-M1 Mark III vs Sony Alpha A7c, which is better?

In case you are wondering which of these cameras you should buy, then this is the right place to find an answer. Here you will find listed all the main differences among Olympus OM-D E-M1 Mark III and Sony Alpha A7c, calculated by the CameraRace iCamRank algorithm.

  • Technically speaking, Sony Alpha A7c is superior to Olympus OM-D E-M1 Mark III, with an overall iCamRank score of 72 and 64, respectively.
  • The image quality of Sony Alpha A7c (66) is superior to that of Olympus OM-D E-M1 Mark III (43).
  • Olympus OM-D E-M1 Mark III (78) performs better than Sony Alpha A7c (62) in terms of speed.
  • Sony Alpha A7c is more versatile than Olympus OM-D E-M1 Mark III (94 a 88).
  • The handling of Sony Alpha A7c (74) is more effective than that of Olympus OM-D E-M1 Mark III (69).

But, as you may know, the technical performance is meaningless if applied to the wrong context. This is the reason why the iCamRank "weights" differently the camera technical features for each type of photography. Thus, below you'll find our suggestions, based on your preferred photography genre:

Whatever type of photography shall you prefer, Sony Alpha A7c is superior to Olympus OM-D E-M1 Mark III in all conditions.

Need further details? Below you will find a full comparison of all the technical specifications.

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Olympus
OM-D E-M1 Mark III

Sensor
comparison

Sony
Alpha A7c

CMOS

Sensor Type

BSI-CMOS

4/3 down

Sensor Size

up Full frame

17.4 x 13.0 mm down

Sensor Dimensions

up 35.8 x 23.8 mm

226.2 mm2 down

Sensor Area

up 852.04 mm2

20 Mp down

Sensor Resolution

up 24 Mp

5184 x 3888 down

Max Image Resolution

up 6000 x 4000

25600 down

Max Native ISO

up 51200

200 down

Min Native ISO

up 100

yes

RAW Support

yes

Olympus
OM-D E-M1 Mark III

Lens
comparison

Sony
Alpha A7c

Micro Four Thirds

Lens Mount

Sony E

103 down

Number of Lenses

up 122

2

Focal Length Multiplier

1

Olympus
OM-D E-M1 Mark III

Screen Type
comparison

Sony
Alpha A7c

Fully articulated

Screen Type

Fully articulated

3.0"

Screen Size

3.0"

1037Kdot up

Screen Resolution

down 922Kdot

yes

Live View

yes

yes

Touch Screen

yes

Olympus
OM-D E-M1 Mark III

Viewfinder
comparison

Sony
Alpha A7c

Electronic

Viewfinder

Electronic

2360000.0

Viewfinder Resolution

2360000.0

100

Viewfinder Coverage

100

0.74

Viewfinder Magnification

0.59x

Olympus
OM-D E-M1 Mark III

Features
comparison

Sony
Alpha A7c

60s

Min Shutter Speed

30s

1/8000s

Max Shutter Speed

-

60fps up

Continuous Shooting

down 10fps

yes

Shutter Priority

yes

yes

Aperture Priority

yes

yes

Manual Exposure Mode

yes

yes

Exposure Compensation

yes

yes

Custom White Balance

yes

yes

Image Stabilization

yes

no

Built-in Flash

no

None

Flash Range

None

1/250s

Max Flash Sync

-

Redeye
Fill-in
Flash Off
Red-eye Slow sync.(1st curtain)
Slow sync.(1st curtain)
Slow sync.(2nd curtain)
Manual

Flash Modes

no built-in flash

yes

External Flash

yes

yes

AE Bracketing

yes

yes

WB Bracketing

yes

Olympus
OM-D E-M1 Mark III

Exposure Modes
comparison

Sony
Alpha A7c

yes

Multi-Segment

yes

yes

Average

yes

yes

Spot

yes

no

Partial

no

no

AF-Area

no

no

Center Weighted

no

Olympus
OM-D E-M1 Mark III

Dxo Sensor Scores
comparison

Sony
Alpha A7c

dato non disponibile

DxO Overall Score

dato non disponibile

dato non disponibile

DxO Color Depth

dato non disponibile

dato non disponibile

DxO Dynamic Range

dato non disponibile

dato non disponibile

DxO Low Light ISO

dato non disponibile

Olympus
OM-D E-M1 Mark III

Autofocus
comparison

Sony
Alpha A7c

yes

AF Touch

yes

yes

AF Continuous

yes

yes

AF Single

yes

yes

AF Tracking

yes

yes

AF Selective

yes

yes

AF Center

yes

yes

AF MultiArea

yes

yes

AF Live View

yes

yes

AF Face Detection

yes

yes

AF Contrast Detection

yes

yes

AF Phase Detection

yes

121 down

Number of Focus Points

up 693

121 up

Number of Cross Focus Points

down 0

Olympus
OM-D E-M1 Mark III

Video Features
comparison

Sony
Alpha A7c

4096 x 2160 @ 24p / 237 Mbps MOV H.264 Linear PCM3840 x 2160 @ 30p / 102 Mbps MOV H.264 Linear PCM3840 x 2160 @ 25p / 102 Mbps MOV H.264 Linear PCM3840 x 2160 @ 23.98p / 102 Mbps MOV H.264 Linear PCM1920 x 1080 @ 60p MOV H.264 Linear PCM1920 x 1080 @ 50p MOV H.264 Linear PCM1920 x 1080 @ 30p MOV H.264 Linear PCM1920 x 1080 @ 25p MOV H.264 Linear PCM1920 x 1080 @ 23.98p MOV H.264 Linear PCM

Video Resolutions

3840 x 2160 @ 30p / 100 Mbps XAVC S MP4 H.264 Linear PCM

4096x2160

Max Video Resolution

3840x2160

MPEG-4 H.264

Video Formats

MPEG-4 XAVC S H.264

yes

Microphone Port

yes

yes

Headphone Port

yes

Olympus
OM-D E-M1 Mark III

Connectivity
comparison

Sony
Alpha A7c

Built-in

Wireless Connectivity

Built-in

yes

HDMI

yes

USB 3.1 Gen 1 (5 GBit/sec)

USB

USB 3.2 Gen 1 (5 GBit/sec)

Olympus
OM-D E-M1 Mark III

Physical
comparison

Sony
Alpha A7c

yes

Environmental Sealing

yes

no

Water Proof

no

no

Dust Proof

no

no

Shock Proof

no

no

Crush Proof

no

no

Freeze Proof

no

580g

Weight

509g

134 x 91 x 69 mm

Physical Dimensions

124 x 71 x 60 mm

420 down

Battery Life

up 740

Battery Pack

Battery Type

Battery Pack

BLH-1

Battery Model

NP-FZ100

Olympus
OM-D E-M1 Mark III

Other Features
comparison

Sony
Alpha A7c

Yes (2 or 12 secs, custom)

Self Timer

Yes (2 or 10 sec; continuous (3 or 5 exposures))

yes

Timelapse Recording

yes

no

GPS

no

Dual SD SDHC SDXC slots (UHS-II on first slot)

Storage Type

SD SDHC SDXC card (UHS-II supported)

2up

Storage Slots

down1

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