Boston Dynamics Stretch Specifications

Last updated: 2026-06-08

Note on published figures: Boston Dynamics does not publish a full datasheet for Stretch publicly. The specifications below are sourced from official product pages, press releases, IEEE Spectrum technical reporting, and DHL case study data. Throughput figures reflect peak performance under optimal conditions; live deployment results vary.

Arm
Degrees of freedom	7-DoF industrial robot arm
Reach	~2.1 m (7 ft) horizontal; packages up to ~3 m (10 ft) high
Payload	Up to 22.7 kg (50 lbs)
Gripper	Smart suction gripper with embedded sensing and active control
Package handling	Wide range of carton types, sizes, and surface graphics

Mobile Base
Locomotion type	Omnidirectional wheeled base
Maneuverability	Moves in any direction; navigates obstacles and ramps
Footprint	Compact — designed to fit wherever a standard pallet fits
Counterweight system	Integrated counterbalance for heavy lifts at full arm extension

Performance
Peak throughput	Up to 800 cases per hour (optimal conditions)
Live deployment throughput	Up to 700 cases per hour (DHL reported)
Error reduction	~40% fewer handling errors vs baseline (2025 upgrade data)
Package recovery	Can recover dropped boxes automatically
Conveyor awareness	Pauses automatically when downstream conveyors are full

Power & Battery
Standard battery	8-hour runtime
Extended battery option	16-hour runtime
Plug-in operation	Continuous operation when tethered to mains power

Vision & Intelligence
Vision system	Pick vision — originally from Kinema Systems (acquired April 2019)
Package detection	Computer vision for package identification, orientation, and grasping
Environment mapping	Spatial mapping for obstacle navigation and ramp detection

Pricing & Availability
Pricing model	Enterprise — contact Boston Dynamics for quotation
Availability	Available — via bostondynamics.com
Key deployments	DHL (1,000+ units planned by 2030), Otto Group (20+ facilities)

Specification Sources

Boston Dynamics — Stretch product page— primary source for use case, base design, and gripper details
IEEE Spectrum — Stretch technical breakdown— arm DoF, payload, and reach figures with engineering context
Boston Dynamics — DHL case study— live throughput data and deployment scale
Silicon Review — Stretch 2025 performance update— 40% error reduction and throughput improvements from 2025 upgrade

Disclaimer: Boston Dynamics does not publish a full public datasheet for Stretch. Specifications are drawn from official product pages, press releases, and reputable third-party technical reporting. Performance figures are peak values under optimal conditions. Contact Boston Dynamics directly for configuration-specific data and pricing. Some content on this page was created with the assistance of AI tools.