Benchmark // 3
Compare devices
Channels
—
Varjo XR-4
0
NextMind Dev Kit
Best in group
0
InteraXon Muse 2
Resolution bits
—
Varjo XR-4
—
NextMind Dev Kit
0
InteraXon Muse 2
Best in group
Price (USD)
0$
Varjo XR-4
—
NextMind Dev Kit
0.0$
InteraXon Muse 2
Lowest price
Varjo XR-4
Varjo
shipping
- Sensors
- eye-trackingpupillometryIMU
- XR platforms
- standaloneVarjo
- Sampling rate
- 200 (eye tracking) Hz
- Wireless
- tethered (DisplayPort/USB-C)
- SDK
- Varjo SDK; OpenXR; eye-tracking API
- Raw data access
- eye/gaze data via SDK
- Subscription required
- Yessome enterprise features need a Varjo subscription
- Best for
- high-fidelity MR, the hardware base Galea builds on, gaze research
- Limitations
- no neural sensing itself; tethered; enterprise pricing
xr_bci
NextMind Dev Kit
NextMind (Snap)
discontinued
- Sensors
- EEG
- XR platforms
- Meta QuestVive
- Sampling rate
- —
- Wireless
- BLE
- SDK
- NextMind SDK (Unity) — no longer supported
- Raw data access
- no raw research access
- Subscription required
- No
- Best for
- historical reference for consumer visual-cortex BCI
- Limitations
- discontinued; proprietary stimulus paradigm; no raw access
InteraXon Muse 2
InteraXon
shipping
- Sensors
- EEGPPGIMU
- XR platforms
- —
- Sampling rate
- 256 Hz
- Wireless
- BT 4.2
- SDK
- Muse SDK (iOS/Android); 3rd-party BrainFlow/Muse-LSL
- Raw data access
- via SDK / LSL tools
- Subscription required
- NoRaw EEG needs no Premium; app features ~$49.99/yr; commercial SDK licence separate
- Best for
- meditation/neurofeedback, intro EEG, large-N deployments
- Limitations
- 4 frontal/temporal channels; 12-bit; BT packet loss