comma four – Technical Specifications
Detailed technical specifications of comma.ai's latest device.
Processor
- CPU
- Qualcomm Snapdragon 845 MAX
- Cooling
- Maximum cooling for quiet, sustained peak performance
Camera system
- Cameras
- Dual camera, 360° vision
- Narrow camera
- For detecting distant objects
Sensors
- Accelerometer
- 3D accelerometer
- Gyroscope
- 3D gyroscope
- GPS
- High precision GPS
- Microphone
- Built-in microphone
- IR LED
- Infrared LED for nighttime cabin monitoring
Storage
- Built-in storage
- 128 GB
- Video capacity
- Approximately 10 hours of recording storage
Connectivity
- LTE
- Built-in LTE modem
- Wi-Fi
- Wi-Fi support
- CAN FD
- CAN FD compatible, no additional hardware needed
Display
- Screen
- 1.9" OLED display, 300 PPI resolution
Connectors
- OBD-C port
- USB-C with CAN functionality
- USB port
- USB 3.1 Gen 2
Physical characteristics
- Size
- 1/5 the size of comma 3X
- Mounts
- 2 mounting brackets included
- Cable
- 2 ft (~60 cm) OBD-C cable included
Software
- Operating system
- Shipped without pre-loaded software; compatible with openpilot and community forks
Smart features
Sleep and wake
Wakes up when you engage, and hibernates when you disengage.
Visual alert
Steering arc grows larger to warn when approaching steering limits.
Confidence ball
The confidence ball rises and turns green as the system better understands the environment.