Comparison of consumer brain-computer interface devices

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List of Devices
	Creator	Release	Electrodes	Other Sensors	Movements	Estimated Cost	SDK
EPOC	Emotiv	Summer 2009^[1]^[2]	16	Two-axis gyros for measuring head rotation	13 (6 directions and 6 rotations plus 1 other visualization e.g. disappear)	$299 or free for early-bird and special users	Yes
NIA	OCZ	May 2008	3 (front)	Ocular sensors	Multiple mapped profiles	$160 retail	No
ThinkGear	NeuroSky	March 2007	1	-	-	business to business only, ~$10 in volume quantity	Yes

Technology

All of these (unless otherwise stated) use EEG as their primary method of neuroimaging for use in the devices.

These consumer-devices are in the hundreds or less, whereas most medical EEG machines cost between $50,000 and $250,000^[3].

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