FreeTrack Camera Comparison of some cameras compatible with FreeTrack

| Camera | Sensor_resolution | Sensor | Output_ | CPU_usage | IR_LEDs |
|---|---|---|---|---|---|
| NaturalPoint TrackIR 4 Pro | 355x288 (subsampled at 710x480) | monochrome | binary threshold | minimal | Yes |
| NaturalPoint TrackIR 5 | 640x480 | monochrome | grayscale threshold | minimal | Yes |
| NaturalPoint SmartNav 1/2 | 60k pixels (e.g. 300x200) | monochrome | binary threshold | minimal | Yes |
| NaturalPoint SmartNav 3 | 355x288 | monochrome | binary threshold | minimal | Yes |
| NaturalPoint SmartNav 4 | 640x480 (subsampled at 1280x480 ) | monochrome | grayscale threshold | minimal | Yes |