Benchmark // 3
Compare devices
Channels
—
Emteq OCOsense
0
PiEEG XR
0
OpenBCI Galea
Best in group
Resolution bits
—
Emteq OCOsense
0
PiEEG XR
Best in group
0
OpenBCI Galea
Best in group
Price (USD)
—
Emteq OCOsense
—
PiEEG XR
0$
OpenBCI Galea
Lowest price

Emteq OCOsense
Emteq Labs
shipping
- Sensors
- face-EMGPPGIMU
- XR platforms
- standaloneMeta Quest
- Sampling rate
- —
- Wireless
- BLE
- SDK
- Emteq SDK (expression, valence/arousal, activity)
- Raw data access
- sensor + affect metrics via SDK
- Subscription required
- Yesanalytics platform is subscription-based
- Best for
- real-time facial expression + emotion in VR, wellbeing research
- Limitations
- no EEG; measures expression not brain activity; enterprise-only

beta
- Sensors
- EEGface-EMGEOG
- XR platforms
- Meta Quest
- Sampling rate
- 250 Hz
- Wireless
- SPI to Raspberry Pi / USB
- SDK
- open PiEEG stack (Python); LSL
- Raw data access
- unrestricted (open)
- Subscription required
- No
- Best for
- students, makers, low-budget BCI+VR experiments
- Limitations
- beta; requires a Raspberry Pi; DIY assembly; forehead montage

OpenBCI Galea
OpenBCI
shipping
- Sensors
- EEGEOGEMGPPGEDAeye-trackingpupillometry
- XR platforms
- Varjo
- Sampling rate
- up to 500 Hz
- Wireless
- Wi-Fi; LSL/UDP/OSC
- SDK
- C/C++ SDK + BrainFlow; Unity/Unreal
- Raw data access
- full multimodal
- Subscription required
- No
- Best for
- VR/AR neuroscience, HCI, synchronized EEG + eye tracking + face EMG + EDA
- Limitations
- very expensive; 10 EEG channels; tied to the Varjo ecosystem