Hello Robot · working robot
Stretch
RE1
A slim mobile manipulator: a small wheeled base with a vertical mast and a single telescoping carbon-fibre arm, plus a pan-tilt depth camera. It weighs 23 kg and lifts 1.5 kg.
- Price
- $17,950Cheaper than 30%
- Height
- —Not published
- Weight
- 23 kgHeavier than 12%
- Payload
- 1.5 kgCarries more than 0%
- Speed
- —Not published
- Battery
- —Not published
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Why it matters
Brought a light, low-cost mobile manipulator with a telescoping arm to research labs, aimed at eventually helping people at home.
Real-world use
No customers or deployments reported yet.
Maker
Hello RobotCompany · founded 2017 · Martinez, California, United StatesHow it stacks up
Against other working & field robots that publish the figure. Pick a measure.
Stretch (RE1) is heavier than 12% of the 75 other working & field robots that publish a weight. Bars show the 7 closest in date.
Stretch (RE1) carries more than 0% of the 84 other working & field robots that publish a payload. Bars show the 7 closest in date.
Stretch (RE1) costs less than 30% of the 20 other working & field robots that publish a price. Bars show the 7 closest in date.
Not published by the maker: height, speed, joints, battery.
Public attention
A historic robot: no longer sold or in use, so it is not ranked against current machines.
- No Wikipedia article of its own yet
- 1 news story from reputable press listed on this page
Measures how much people read and write about a robot, not how good it is. Measured 2026-10-13; same method for every robot. How it is measured
What’s inside
The parts the company has talked about publicly.
- Movement
- Wheeled base
- How it runs
- Remote-controlled. Users mostly drive it and its arm by gamepad or web teleoperation, while researchers add their own autonomous behaviours.
- Actuators & motors
- Differential-drive base, vertical lift on a mast, and a telescoping arm of five carbon-fibre links driven by one motor
- Hands
- Compliant gripper modelled on assistive reacher-grabbers; arm reaches over 0.5 m and holds up to 1.5 kg
- Sensors & vision
- Intel RealSense D435i depth camera on a pan-tilt head
- Materials & build
- 23 kg; about 34 cm square footprint
- AI & software
- Open-source software; Python and FUNMAP autonomy demos
Lineage
Every Hello Robot machine in order.
Watch Stretch (RE1)
Made, sold and where
Unit counts are usually company figures; analysts often disagree.
- Price
- $17,950$17,950 per unit at launch, slightly less for multiple units
- How to get one
- No official buying page found
- Sold or delivered
- Sold at $17,950 per unit (2020)
- Where it is sold or used
- Made in-house in Martinez, California, United States
News
The latest 1, newest first. Summaries are ours; tap through for the original.
- Hello Robot launches Stretch
IEEE Spectrum covered the launch of the lightweight $17,950 Stretch mobile manipulator from Aaron Edsinger and Charlie Kemp.
IEEE Spectrum
Sources
Figures come from press coverage. Every link below backs something on this page.
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