Benchmark // 3
Compare devices
Channels
0
OpenBCI Ganglion
0
PiEEG XR
Best in group
0
Cognixion ONE (Axon-R)
Best in group
Resolution bits
0
OpenBCI Ganglion
Best in group
0
PiEEG XR
Best in group
—
Cognixion ONE (Axon-R)
Price (USD)
0.0$
OpenBCI Ganglion
Lowest price
—
PiEEG XR
—
Cognixion ONE (Axon-R)

OpenBCI Ganglion
OpenBCI
shipping
- Sensors
- EEGEMG
- XR platforms
- —
- Sampling rate
- 200 Hz
- Wireless
- BLE (dongle sold separately)
- SDK
- GUI + BrainFlow
- Raw data access
- unrestricted (open)
- Subscription required
- No
- Best for
- low-cost neurofeedback, simple BCI, education
- Limitations
- 4 channels; no microSD; BLE compression

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

Cognixion ONE (Axon-R)
Cognixion
beta
- Sensors
- EEGIMUeye-tracking
- XR platforms
- standalone
- Sampling rate
- —
- Wireless
- standalone AR unit
- SDK
- Cognixion research SDK
- Raw data access
- via research programme
- Subscription required
- No
- Best for
- hands-free AR speech generation via SSVEP BCI
- Limitations
- assistive-focused; research/clinical access; SSVEP fatigue