Comparison of 3D tracking systems
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This is a comparison of camera-based tracking systems, electromagnetic tracking systems, and other systems like UWB tracking systems. These systems are used for VR and AR headsets, and 3D controllers.
| System | Max Update Rate (Hz) | Does the system have an IMU? | Kalman Filtering | Stationary Position Accuracy | Stationary Rotation Accuracy | Range (radius) | Technology | Position and Rotation |
|---|---|---|---|---|---|---|---|---|
| Polhemus Liberty | 240 Hz | No | Electromagnetic | Position and rotation | ||||
| Polhemus Viper (Viper 4) | 240 Hz | No | Optional | about 0.5 mm for XYZ position[1] | about 5 feet | Electromagnetic | Position and rotation | |
| Polhemus Viper (Viper 8 and Viper 16) | 960 Hz | No | Optional | Electromagnetic | Position and rotation | |||
| Polhemus Patriot | 60 Hz | No | Electromagnetic | Position and rotation | ||||
| Polhemus 3SPACE Isotrak II | 60 Hz | No | Electromagnetic | Position and rotation | ||||
| Polhemus FASTRAK | 120 Hz | No | Electromagnetic | Position and rotation | ||||
| Razer Hydra | 60 Hz | Yes | Yes | Electromagnetic | Position and rotation | |||
| Sixense STEM (Unreleased) | 240 Hz | Yes | Yes | Electromagnetic | Position and rotation | |||
| Lodestar | 10 cm | UWB | ||||||
| SteamVR tracking | Position and rotation | |||||||
| IndoTraq | UWB | Position and rotation | ||||||
| Oculus Rift DK2 | 75 Hz | Yes | Camera-based tracking (Infrared LEDs and computer vision) | Position and rotation | ||||
| AMFITRACK Gen3 | 250 Hz[2] | Yes | Electromagnetic | Position and rotation | ||||
| Ascension Flock of Birds | 144 Hz | 1.78 mm | 0.5 degrees | Electromagnetic | Position and rotation | |||
| Ascension 3D Bird | Inertial | Rotation only |