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Olympus E-M1 II vs YI M1

Portability
68 Imaging
59 Features
93 Overall
72
Olympus OM-D E-M1 Mark II front
 
YI M1 front
Portability
87 Imaging
59 Features
66 Overall
61

Olympus E-M1 II vs YI M1 Key Specs

Olympus E-M1 II
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fully Articulated Screen
  • ISO 200 - 25600
  • Sensor based 5-axis Image Stabilization
  • No Anti-Alias Filter
  • 1/8000s Maximum Shutter
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 574g - 134 x 91 x 67mm
  • Revealed September 2016
  • Old Model is Olympus E-M1
  • New Model is Olympus E-M1 III
YI M1
(Full Review)
  • 20MP - Four Thirds Sensor
  • 3" Fixed Screen
  • ISO 100 - 25600
  • 4096 x 2160 video
  • Micro Four Thirds Mount
  • 350g - 114 x 64 x 34mm
  • Revealed September 2016
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Olympus E-M1 II vs YI M1 Overview

Lets look more in depth at the Olympus E-M1 II and YI M1, former being a Pro Mirrorless while the latter is a Entry-Level Mirrorless by companies Olympus and YI. The resolution of the E-M1 II (20MP) and the M1 (20MP) is pretty close and both cameras posses the same sensor measurements (Four Thirds).

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The E-M1 II was revealed at a similar time to the M1 which means that they are both of a similar age. Both the cameras have different body design with the Olympus E-M1 II being a SLR-style mirrorless camera and the YI M1 being a Rangefinder-style mirrorless camera.

Before we go straight to a full comparison, here is a simple summary of how the E-M1 II scores versus the M1 with regard to portability, imaging, features and an overall rating.

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Reasons to pick Olympus E-M1 II over the YI M1

		

		

			
 E-M1 II M1 
Screen typeFully ArticulatedFixed Fully Articulating screen
Selfie screen  Take selfies
		

	

	
	

		

		
Reasons to pick YI M1 over the Olympus E-M1 II

		

		

			
 M1 E-M1 II 
Screen resolution1040k1037kClearer screen (+3k dot)
		

	

	
	

		

		
Common features in the Olympus E-M1 II and YI M1

		

		

			
 E-M1 II M1 
RevealedSeptember 2016September 2016Same age
Focus manually  Dial exact focus
Screen dimensions3"3"Equal screen measurements
Touch friendly screen  Quickly navigate
		

	

	

	
	
	
	

	

		

		
Olympus E-M1 II vs YI M1 Physical Comparison

		

		

			
If you are aiming to carry your camera frequently, you should factor in its weight and dimensions. The Olympus E-M1 II offers external measurements of 134mm x 91mm x 67mm (5.3" x 3.6" x 2.6") along with a weight of 574 grams (1.27 lbs) while the YI M1 has dimensions of 114mm x 64mm x 34mm (4.5" x 2.5" x 1.3") and a weight of 350 grams (0.77 lbs).
Compare the Olympus E-M1 II and YI M1 in our newest Camera & Lens Size Comparison Tool. Camera Size Comparison with Lenses
Keep in mind, the weight of an ILC will vary dependant on the lens you have chosen at the time. Below is a front view measurement comparison of the E-M1 II compared to the M1.
Olympus E-M1 II vs YI M1 size comparison
Factoring in dimensions and weight, the portability grade of the E-M1 II and M1 is 68 and 87 respectively.
Olympus E-M1 II vs YI M1 top view buttons comparison		

	

	
	

		

		
Olympus E-M1 II vs YI M1 Sensor Comparison

		

		

			
Quite often, it is very difficult to visualize the contrast in sensor sizing purely by viewing specs. The graphic below will help provide you a greater sense of the sensor measurements in the E-M1 II and M1.
All in all, the two cameras have the same sensor dimensions and the identical resolution therefore you can expect comparable quality of pictures although you will need to consider the launch date  of the cameras into account.
	
			Olympus E-M1 II vs YI M1 sensor size comparison			
		

	

	
	

		

		
Olympus E-M1 II vs YI M1 Screen and ViewFinder

		

		

					

		Olympus E-M1 II vs YI M1 Screen and Viewfinder comparison	

	
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Photography Type Scores

		

	

	
Portrait Comparison
Olympus E-M1 II Portrait photography advice
YI M1 Portrait photography advice
75
 you can focus manually
 MP count decent (20 megapixels)
 sensor size is decent (Four Thirds)
 features face detection focus
 saves RAW files
75
 has manual focus
 MP count decent (20 megapixels)
 sensor size is nice (Four Thirds)
 includes face detection focus
 supports RAW files
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Street Comparison
Olympus E-M1 II Street photography info
YI M1 Street photography info
78
 fully articulated screen
 image stabilization (Sensor based 5-axis)
 sensor size is decent (Four Thirds)
 saves RAW files
 provides focus via touch
 weather sealing
 lighter than competition (574g)
 great high ISO (25,600)
73
 sensor size is nice (Four Thirds)
 supports RAW files
 has focus by touch
 good ISO range (25,600)
 fixed screen
 lack of image stabilization
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Sports Comparison
 Olympus E-M1 II as a Sports photography camera
 YI M1 as a Sports photography camera
74
 maximum shutter speed is high (1/8,000s)
 silent shutter (1/32,000s)
 fast shooting (60.0 frames/s)
 image stabilization (Sensor based 5-axis)
 MP count decent (20MP)
 sensor size is decent (Four Thirds)
 features tracking autofocus
 weather sealing
 comes with phase detect auto focus
 bad battery (350 shots)
54
 MP count decent (20 megapixels)
 sensor size is nice (Four Thirds)
 good battery pack (450 per charge)
 very slow continuous shooting (5.0 frames/s)
 lack of image stabilization
 lack of phase detect auto focus
Photography Glossary
Travel Comparison
 Olympus E-M1 II as a Travel photography camera
 YI M1 as a Travel photography camera
72
 lighter than competition (574 grams)
 weather sealing
 provides focus via touch
 MP count decent (20MP)
 selfie friendly display
 bad battery (350 CIPA)
78
 good battery pack (450 per charge)
 supports bluetooth
 has focus by touch
 MP count decent (20MP)
 screen isn't selfie friendly
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Landscape Comparison
 Olympus E-M1 II as a Landscape photography camera
 YI M1 as a Landscape photography camera
76
 you can focus manually
 swap lenses (Micro Four Thirds mount)
 screen size is decent (3 inches)
 image stabilization (Sensor based 5-axis)
 MP count decent (20 megapixels)
 sensor size is decent (Four Thirds)
 does not have anti-alias filter
 great high ISO (25,600)
 saves RAW files
 weather sealing
 2 card slots
 bad battery (350 shots)
76
 has manual focus
 swap lenses (Micro Four Thirds mount)
 screen is a decent size (3")
 MP count decent (20MP)
 sensor size is nice (Four Thirds)
 good ISO range (25,600)
 supports RAW files
 good battery pack (450 per charge)
 lack of image stabilization
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Vlogging Comparison
 Olympus E-M1 II as a Vlogging camera
 YI M1 as a Vlogging camera
79
 selfie friendly display
 has touchscreen
 image stabilization (Sensor based 5-axis)
 features face detection focus
 high res video (4096 x 2160 pixels)
 does have external mic support
 lighter than competition (574 grams)
33
 touchscreen enabled
 includes face detection focus
 high res video (4096 x 2160 resolution)
 screen isn't selfie friendly
 lack of image stabilization
 doesn't have external mic jack
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Olympus E-M1 II vs YI M1 Specifications

		

		

					

		
		

			Detailed spec comparison table for Olympus E-M1 II and YI M1
 Olympus OM-D E-M1 Mark IIYI M1
General Information
Company Olympus YI
Model Olympus OM-D E-M1 Mark II YI M1
Class Pro Mirrorless Entry-Level Mirrorless
Revealed 2016-09-19 2016-09-19
Body design SLR-style mirrorless Rangefinder-style mirrorless
Sensor Information
Powered by TruePic VIII -
Sensor type CMOS CMOS
Sensor size Four Thirds Four Thirds
Sensor dimensions 17.4 x 13mm 17.3 x 13mm
Sensor surface area 226.2mm² 224.9mm²
Sensor resolution 20MP 20MP
Anti aliasing filter    
Aspect ratio 4:3 1:1, 4:3, 3:2 and  16:9
Highest Possible resolution 5184 x 3888 5184 x 3888
Maximum native ISO 25600 25600
Lowest native ISO 200 100
RAW data    
Lowest enhanced ISO 64 -
Autofocusing
Focus manually    
Touch to focus    
AF continuous    
AF single    
AF tracking    
AF selectice    
AF center weighted    
Multi area AF    
Live view AF    
Face detection AF    
Contract detection AF    
Phase detection AF    
Number of focus points 121 81
Lens
Lens mounting type Micro Four Thirds Micro Four Thirds
Number of lenses 107 107
Focal length multiplier 2.1 2.1
Screen
Screen type Fully Articulated Fixed Type
Screen sizing 3 inches 3 inches
Screen resolution 1,037k dot 1,040k dot
Selfie friendly    
Liveview    
Touch friendly    
Viewfinder Information
Viewfinder type Electronic None
Viewfinder resolution 2,360k dot -
Viewfinder coverage 100 percent -
Viewfinder magnification 0.74x -
Features
Min shutter speed 60 seconds 60 seconds
Max shutter speed 1/8000 seconds 1/4000 seconds
Max silent shutter speed 1/32000 seconds -
Continuous shutter speed 60.0fps 5.0fps
Shutter priority    
Aperture priority    
Expose Manually    
Exposure compensation Yes Yes
Change WB    
Image stabilization    
Built-in flash    
Flash range 9.10 m (at ISO 100) no built-in flash
Flash options Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual Auto, On, Off, Slow Sync, Red-Eye Slow
External flash    
AE bracketing    
WB bracketing    
Max flash sync 1/250 seconds -
Exposure
Multisegment exposure    
Average exposure    
Spot exposure    
Partial exposure    
AF area exposure    
Center weighted exposure    
Video features
Video resolutions 4096 x 2160 @ 24p / 237 Mbps, MOV, H.264, Linear PCM, 3840 x 2160 @ 30p / 102 Mbps, MOV, H.264, Linear PCM 4096 x 2160 @ 30p / 75 Mbps, MOV, H.264, AAC
Maximum video resolution 4096x2160 4096x2160
Video format MOV, H.264 MPEG-4, H.264
Mic input    
Headphone input    
Connectivity
Wireless Built-In Built-In
Bluetooth    
NFC    
HDMI    
USB USB 3.0 (5 GBit/sec) USB 2.0 (480 Mbit/sec)
GPS None None
Physical
Environmental seal    
Water proof    
Dust proof    
Shock proof    
Crush proof    
Freeze proof    
Weight 574 gr (1.27 lb) 350 gr (0.77 lb)
Physical dimensions 134 x 91 x 67mm (5.3" x 3.6" x 2.6") 114 x 64 x 34mm (4.5" x 2.5" x 1.3")
DXO scores
DXO Overall score 80 not tested
DXO Color Depth score 23.7 not tested
DXO Dynamic range score 12.8 not tested
DXO Low light score 1312 not tested
Other
Battery life 350 pictures 450 pictures
Style of battery Battery Pack Battery Pack
Battery model BLH-1 -
Self timer Yes (2 or 12 secs, custom) Yes (2 or 10 secs)
Time lapse feature    
Type of storage Dual SD/SDHC/SDXC slots SD/SDHC/SDXC card
Storage slots 2 One
Pricing at release $1,700 $320