| Stretch 3 | Stretch 2 | Stretch RE1 | ||
|---|---|---|---|---|
| Hardware | FCC Class A | |||
| Telescoping arm material | Aluminum | Aluminum/Carbon Fiber | Carbon Fiber | |
| Lift Motor E-brake | ||||
| Sensors | Base IMU | BNO085 | FXOS8700 + FXAS21002 | FXOS8700 + FXAS21002 |
| Depth Camera | D435if | D435i | D435i | |
| Gripper D405 depth camera | ||||
| Overhead wide angle RBG camera | ||||
| End of Arm | DexWrist3 | |||
| Gripper Body Aruco Tag | ||||
| Gripper Fingertip Aruco | ||||
| Extended grasp aperature | ||||
| Tool Quick Connect | ||||
| Compute | Computer | NUC-12 | NUC-8 | NUC-8 |
| CPU | Intel i5-1240P | Intel i5-8259U | Intel i5-8259U | |
| Computer SSD | 512GB | 512GB | 512GB | |
| Computer RAM | 16GB | 16GB | 16GB | |
| RAM speed | DDR4-3200 | DDR4-2400 | DDR4-2400 |