Sony A77 II vs Olympus E-M10 II Specifications

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APS-C 366.6mm²
24.3 megapixels
ISO 100 - 25,600

Go in depth with our full Sony A77 II Review.
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What’s the bottom line? Read our Sony A77 II conclusion.

4/3 224.9mm²
16.1 megapixels
ISO 200 - 25,600

Go in depth with our full Olympus E-M10 II Review.
How does it shoot? Olympus E-M10 II in the real world.
See real-world photos taken with the E-M10 II.
Compare Olympus E-M10 II image quality against competitors.
What’s the bottom line? Read our Olympus E-M10 II conclusion.

Detailed specifications
Sony Alpha ILCA-A77 II
Olympus OM-D E-M10 II

Links
Prices:	Compare Prices	Compare Prices
Manufacturer URL:	Manufacturer website	Manufacturer website
Predecessor:	Sony A77 A77 vs A77 II	Olympus E-M10 E-M10 vs E-M10 II
Successor:		Olympus E-M10 III E-M10 II vs E-M10 III
General
Model Number:	A77 II	E-M10 II
Alternate Model Number(s):	ILCA-77M2
Camera Format:	SLR	Compact System Camera
Currently Manufactured:	Yes	Yes
Retail Price:	$1799.99	$799.99
Street Price:	$1,198.00	$349.00
Date Available:	2014-06-15	2015-09-07
Tripod Mount:	Yes	Yes
Weight:	47.7 oz (1,351 g) includes batteries, kit lens	17.2 oz (488 g) includes batteries, kit lens
Size:	5.6 x 4.1 x 3.2 in. (143 x 104 x 81 mm)	4.7 x 3.3 x 1.8 in. (120 x 83 x 47 mm)
Waterproof:	No	No
Waterproof Depth:	n/a	n/a

Image Sensor
Sensor Type:	CMOS	Live MOS
Sensor Manufacturer:	Sony
Effective Megapixels:	24.3	16.1
Sensor Format:	APS-C	4/3
Sensor size:	366.6mm² (23.50mm x 15.60mm)	224.9mm² (17.30mm x 13.00mm)
Approximate Pixel Pitch:	3.92 microns	3.75 microns
Focal Length Multiplier:	1.5x	2.0x
Aspect Ratio:	3:2	4:3
Color Filter Type:	RGBG	RGBG
Anti Aliasing Filter:	Fixed	None
Self-Cleaning:	Yes	Yes
Sensor shift image stabilization:	Yes	Yes
On-Sensor Phase Detect:	No	No
DxO Sensor Score:		73
DxO Color Depth Score (bits):		23.1
DxO Dynamic Range Score (evs):		12.5
DxO Maximum Effective ISO Score (iso):		842
Image Capture
Image Resolution:	6000 x 4000 (24.0 MP, 3:2), 6000 x 3376 (20.3 MP, 16:9), 4240 x 2832 (12.0 MP, 3:2), 4240 x 2400 (10.2 MP, Other), 3008 x 2000 (6.0 MP, 3:2), 3008 x 1688 (5.1 MP, 16:9), 12416 x 1856 (23.0 MP, Other), 8192 x 1856 (15.2 MP, Other), 2160 x 5536 (12.0 MP, Other), 2160 x 3872 (8.4 MP, Other)	4608 x 3456 (15.9 MP, 4:3), 3200 x 2400 (7.7 MP, 4:3), 1280 x 980 (1.3 MP, Other), 640 x 480 (0.3 MP, 4:3)
Image File Format:	JPEG (EXIF 2.3), 12-bit RAW (ARW 2.3), RAW+JPEG	JPEG (EXIF 2.3), 12-bit RAW, RAW + JPEG
Continuous-mode frames/second:	11.5	8.9
Video Capture
Can take movies:	Yes	Yes
Movie Resolution:	1920x1080 (60p/28Mbps/PS or 60i/24Mbps/FX or 60i/17Mbps/FH or 24p/24Mbps/FX or 24p/17Mbps/FH) 1440x1080 (30p/12Mbps) 640x480 (30p/3Mbps)	1920x1080 (60p/50p/30p/25p/24p) 1280x720 (60p/50p/30p/25p/24p) 640x480 (30p) 640x480 (120p)
Movie File Format:	AVCHD 2.0 / MP4; Audio: Dolby Digital (AC-3) / MPEG-4 AAC-LC	MOV (MPEG-4 AVC/H.264 with stereo sound), AVI (Motion JPEG)
Composite Video Out:	No	Yes
NTSC/PAL Switchable Video:	n/a	Yes
Video Usable as Viewfinder:	n/a	No
HD Video Out:	Yes	Yes
HD Video Connection:	HDMI	HDMI

Lens & Optics
Lens Mount:	Sony Alpha (Minolta A)	Micro Four Thirds
Lens:	Sony 16-50mm f/2.8 DT SSM (SAL1650)	Olympus M.Zuiko 14-42mm f/3.5-5.6 EZ ED
Focal Length (35mm equivalent):	24 - 75mm	28 - 84mm
Focal Length (actual):	16 - 50mm	14 - 42mm
Zoom Ratio:	3.13x	3.00x
Aperture Range:	f/2.8 - f/22 (W/T)	f/3.5 (wide) / f/5.6 (tele) - f/22; 5 diaphragm blades (circular)
Integrated ND Filter:	No	No
Normal Focus Range:	30 cm to Infinity 11.8 in to Infinity	25 cm to Infinity 9.8 in to Infinity
Macro Focus Range:
Filter Thread:	n/a	37.0mm
Thread Type:	n/a	n/a
Optical Image Stabilization:	No	No
Digital Zoom:	Yes	Yes
Digital Zoom Values:	1.4x / 2x Smart Zoom, 2x Clear Image Zoom	2x
Auto Focus
Auto Focus:	Yes	Yes
Auto Focus Type:	Phase Detection: 79 points, 15 cross-type, f/2.8 center sensor	High-speed Contrast-detect AF: 81-area multiple AF / All target, Group target area (9-area), Single target (Normal/Small) / Eye Detection (Nearer, Left, Right) / Magnified (up to 14x, over 800 AF points); Improved C-AF
Auto Focus Assist Light?	Yes	Yes
Manual Focus:	Yes	Yes
Viewfinder
Viewfinder:	EVF / LCD	EVF / LCD
Viewfinder Type:	EVF type; 1.3cm (0.5") 2,359K-dot OLED, 100% coverage, 1.09x mag., 22mm eyepoint, -4 to +3 diopter	EVF; 2.36M-dot OLED, 100% coverage, 1.23x magnification (0.62x 35mm eq.), 19.2mm eyepoint, -4 to +2 diopter, eye sensor
Focus Peaking:	Yes	Yes
EVF Resolution:	2,359,296 dots (786,432 pixels)	2,360,000 dots
Viewfinder Magnification (35mm equivalent):	0.73x	0.62x
Viewfinder Magnification (nominal/claimed):	1.09x	1.23x
Display
Eye-level Viewfinder:	Yes	Yes
Rear Display:	Yes	Yes
Rear Display Size (inches):	3.0	3.0
Rear Display Resolution:	1,229,760 dots (307,200 px)	1,037,000 dots (345,600 px)
Touchscreen:	No	Yes
Articulating Screen:	Yes	Yes
Tilt Swivel Screen:	Yes	No
Selfie Screen:	Yes	No
Max Playback Zoom:	13.6x	14.0x
Top Deck Display:	Yes	No

Exposure
Maximum ISO (native):	25600	25600
Minimum ISO (native):	100	200
ISO Settings:	Auto; 100-25600; 50/64/80 extended; Auto/100-51200 in Mutli-frame NR	AUTO: ISO Low (100) - 25600 (customizable, Default 200-1600) / Manual ISO Low (100) - 25600, 1/3 or 1 EV steps selectable
Auto ISO Mode:	Yes	Yes
White Balance Settings:	Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (Warm white/Cool white/Day white/Daylight), Flash, Color Temp. 2500 to 9900K, Color Filter G7 to M7 (15-step), Custom 1/2/3	Auto, Lamp, Fluorescent, Daylight, Flash, Cloudy, Shade, Custom WB, One-touch WB
Shutter Speed Range:	1/8000 - 30 sec	1/16000 - 60 sec
Bulb Mode:	Yes	Yes
Exposure Compensation:	+/- 5.0EV in 0.3EV steps	+/- 5.0EV in 0.3EV steps
Metering Modes:	1200-zone Evaluative, Center-weighted, Spot	Digital ESP metering (324-area multi pattern metering), Center weighted average metering, Spot metering, Spot metering with highlight control, Spot metering with shadow control
Program Auto Exposure:	Yes	Yes
Aperture Priority:	Yes	Yes
Shutter Priority:	Yes	Yes
Full Manual Exposure:	Yes	Yes
Creative Exposure Modes:	Scene Modes: Portrait, SportsAction, Macro, Landscape, Sunset, Night Scene, Hand-held Twilight (6 shot layering), Night Portrait; Picture Effects: Toy Camera (Normal/Cool/Warm/ Green/Magenta), Pop Color, Posterization (color/B/W), Retro Photo, Soft High-key, Partial color (R/G/B/Y), High Contrast Monochrome, Soft Focus (Hi/Mid/Lo), HDR Painting (Hi/Mid/Lo), Rich Tone Monochrome, Miniature (7Setting), Watercolor, Illustration (Hi/Mid/Lo)	Scene select AE (Portrait, e-Portrait, Landscape, Landscape + Portrait, Sport, Hand-held Starlight1, Night scene, Night + Portrait, Children, High Key, Low Key, DIS mode, Macro, Nature Macro, Candle, Sunset, Documents, Panorama, Fireworks, Beach & Snow, Fisheye Conv., Wide Conv., Macro Conv., Panning, 3D2; 1 8 images automatically shot and combined into a single image composite , 2 For 3D lens(H-FT012 by Panasonic) only, still photo only), Art Filter (Pop Art, Soft Focus, Pale & Light Color, Light Tone, Grainy Film, Pin Hole, Diorama, Cross Process, Gentle Sepia, Dramatic Tone, Key Line, Watercolor, Vintage, Partial Color), Underwater wide / macro
Self Timer:	2, 10; 3 or 5 frames after 10 seconds	2, 10 seconds
Time Lapse (intervalometer):		Yes
High Resolution Composite:	No	No
Flash
Built-in Flash:	Yes	Yes
Flash Modes:	Auto, Off, Fill-flash, Rear sync, Wireless, High-Speed sync (with external flash), Slow sync, Red-eye reduction: On/Off	Flash Auto, Redeye, Fill-in, Flash Off, Red-eye Slow sync.(1st curtain), Slow sync.(1st curtain), Slow sync.(2nd curtain), Manual（1/1 (FULL) - 1/64); Supports Olympus RC wireless system
Flash Guide Number (ISO 100):	12.0 m / 39.4 ft.	5.8 m / 19.0 ft.
Flash Range Description:	GN=12(m) at ISO 100; Range is lens aperture dependent	GN=5.8 (ISO100, m) / GN= 8.2 (ISO200, m)
Max Flash Sync:	1/250	1/250s Built-in Flash, 1/200s External Flash; FL-50R: 1/180s
Flash Exposure Compensation:	+/- 3.0 EV in 0.3EV steps	+/- 3.0 EV in 0.3EV steps
External Flash Connection:	Multi Interface Hot shoe, Sync terminal	Hot Shoe
Built-In Wireless Flash Control:	Full TTL exposure	Full TTL exposure
Image Storage
Usable Memory Types:	MS Duo / MS PRO Duo / SD / SDHC / SDXC	SD / SDHC / SDXC
UHS Support:	UHS-I	UHS-II
Other Memory:
Dual Card Slots:	No	No
RAW Capture Support:	Yes	Yes
Uncompressed Format:	12-bit RAW (ARW 2.3), RAW+JPEG	12-bit RAW, RAW + JPEG
Movie File Format:	AVCHD 2.0 / MP4; Audio: Dolby Digital (AC-3) / MPEG-4 AAC-LC	MOV (MPEG-4 AVC/H.264 with stereo sound), AVI (Motion JPEG)
Included Memory:	No memory included	No memory included
Included Memory Type:
Connectivity
Built-In Wi-Fi:	Yes	Yes
NFC:	Yes	No
Bluetooth:	No	No
Built-In GPS:	No	No
Microphone Jack:	Yes	No
Headphone Jack:	No	No
External Connections:	USB 2.0 High Speed,WiFi	USB 2.0 High Speed,WiFi
PictBridge Compliant:	Yes	Yes
DPOF Compliant:	Yes	Yes
Remote Control:	Yes	Yes
Remote Control Type:	Optional wireless, wired or via Wi-Fi	Via Wi-Fi or optional Remote Cable RM-UC1
Connections (extended):	Type-D Micro HDMI; Wired Remote Terminal, 3.5mm External Stereo Micophone Jack, DC Input	Micro HDMI (Type-D), combined AV/USB/remote connector

Performance Timing
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution):	0.36	0.46
Cycle time for RAW shooting in single shot mode (seconds per frame):
Buffer size for RAW shooting in single shot mode (frames):
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot):	0.37	0.49
Camera penalizes early shutter press?	No	No
JPEG shooting speed in burst mode (fps, max resolution):	11.5	8.9
Buffer size for JPEG shooting in burst mode (frames, max resolution):	26	28
RAW shooting speed in burst mode (fps):	12.0	8.9
Buffer size for RAW shooting in burst mode (frames):	28	18
RAW+JPEG shooting speed in burst mode (fps):	12.0	8.9
Buffer Size for RAW+JPEG shooting in burst mode (frames):	24	13
Shutter lag (full AF, wide/mid):	0.09 seconds	0.16 seconds
Shutter lag (full AF, tele):
Shutter lag (full AF, live view - DSLR):
Shutter lag (prefocused, live view - DSLR):
Shutter Lag (manual focus):	0.095 seconds	0.082 seconds
Shutter lag (full AF, with flash):	0.21 seconds	0.38 seconds
Shutter Lag (prefocused):	0.051 seconds	0.060 seconds
Shutter Lag (notes):
Startup Time:	0.8 seconds	0.8 seconds
Play -> Record Time:	0.9 seconds	0.5 seconds
Flash cycle time, full power:	3.1 seconds	4.0 seconds
Power
Battery Life, Stills (CIPA Rating Monitor/Live View):	480 shots	320 shots
Battery Life, Still (CIPA Rating OVF/EVF):	410 shots	320 shots
Battery Life, Video:
Battery Form Factor:	Proprietary NP-FM500H	Proprietary
Usable Battery Types:	Lithium-ion rechargeable	BLS-50 Lithium-ion rechargeable
Batteries Included:	1 x Proprietary NP-FM500H Lithium-ion rechargeable	1 x Proprietary BLS-50 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter):	Yes	Yes
Dedicated Battery Charger Included:	Yes	Yes
Internal Charging Supported:	No	No
Software
Included Software:	Software CD-ROM (includes Picture Motion Browser, Image Data Converter 4)	Olympus Viewer 3 CD-ROM
OS Compatibility:	Windows, Mac OS X
Miscellaneous
Notes & Features:	New 79-point phase detection AF system with 15 cross-type sensors, BIONZ X processor, 12fps burst mode with continuous AF, Full HD 60p/24p movies using AVCHD 2.0, clean HDMI output, built-in Wi-Fi with NFC, optional VG-C77AM grip.	Available in black or silver. A limited edition brown version was announced 01/27/2016.