Optimus Gen 2 vs Astribot S1: Specs, Price & ROS Support Compared (2025)
Tesla vs Stardust Intelligence — independent, side-by-side analysis.
Quick Verdict
Optimus Gen 2 leads in more DOF, higher payload, longer runtime. Overall, Optimus Gen 2 has an edge in 3 out of 3 compared categories.
Optimus Gen 2
Tesla
Astribot S1
Stardust Intelligence
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Optimus Gen 2 Astribot S1
Specifications
$20,000–$30,000 target at scale; not for sale, no MSRP. Optimus V3 not unveiled as of Sep 2026; Fremont line being installed, production expected later in 2026 (Q2 2026 update)PriceQuote-only (B2B); official site lists no price. Chinese reports cite ~CNY 500,000 (~$69,000) for the research edition; third-party estimates $96,000–$150,000. Volume shipments in China since late 2025
168 cmHeight170 cm
57 kgWeight80 kg
28DOF23
20 kgPayload5 kg
8hRuntime5h
2.2 m/sSpeed—
YesStairs—
NoLiDARYes
Tesla FSD custom SoCComputeLinux-based
Task Capabilities
✓Pick up a box from shelf?
◔Open a door handle?
◔Pour liquid into cup?
◔Use a power tool?
✕Type on keyboard?
✓Climb stairs with load?
◔Walk on uneven terrain?
✕Run (>3 m/s)?
◔Crouch under obstacle?
◔Navigate in crowd?
✓Recognize & locate objects?
◔Respond to voice commands?
✓Detect humans nearby?
✓Work 8-hour shift?
✕Hot-swap battery?
◔Operate 24/7 (with charging)?
✕Work in rain (IP65+)?
?Work below 0°C?
?Work in dusty environment?
◔Work safely alongside humans?
Ecosystem Openness
5
Optimus Gen 2
/100
—
Astribot S1
Fully proprietary. No public SDK/API. Closed ecosystem.
Pros and cons at a glance
Optimus Gen 2
Pros
- Long runtime (8h per charge) for full-shift operation
- 28 degrees of freedom — full-body articulation
Cons
- Still in development, no commercial availability
- Unit price not publicly disclosed (quote-on-request or enterprise-only)
- Closed software stack — no public SDK or ROS support
Astribot S1
Pros
- Shipping to customers (verified commercial availability)
- Ships with LiDAR for robust depth sensing in low-light environments
Cons
- Unit price not publicly disclosed (quote-on-request or enterprise-only)
- Low rated payload (5 kg) — research or light-handling tasks only
Frequently asked questions
How do Optimus Gen 2 and Astribot S1 compare on price?
Optimus Gen 2: $20,000–$30,000 target at scale; not for sale, no MSRP. Optimus V3 not unveiled as of Sep 2026; Fremont line being installed, production expected later in 2026 (Q2 2026 update). Astribot S1: Quote-only (B2B); official site lists no price. Chinese reports cite ~CNY 500,000 (~$69,000) for the research edition; third-party estimates $96,000–$150,000. Volume shipments in China since late 2025.
Which has higher payload: Optimus Gen 2 or Astribot S1?
Optimus Gen 2 rates a higher payload at 20 kg vs 5 kg. Payload ratings are vendor claims and do not always include a duty cycle — peak vs sustained payload can differ significantly.
Is Optimus Gen 2 or Astribot S1 actually available to buy?
Optimus Gen 2 is in active development without commercial availability. Astribot S1 is shipping to customers. Status reflects the vendor's published commercial position as of the last review and can change between announcement and actual delivery.
Which is better for ROS-based development: Optimus Gen 2 or Astribot S1?
Optimus Gen 2 has no ROS support; Astribot S1 has ros2. For research and multi-vendor robotics stacks, native ROS 2 is the strongest signal of ecosystem maturity.
Does Optimus Gen 2 or Astribot S1 use LiDAR?
Astribot S1 ships with LiDAR for depth sensing; Optimus Gen 2 does not. LiDAR adds cost and complexity but improves obstacle detection in low-light or low-contrast environments.
Last updated: 2025
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