Side-by-side, with the numbers that matter.
Two rigs, one table. Higher numbers win in cobalt; TDP and price flip.
Rig A
Sanctuary AI Phoenix
Sanctuary AI · edge
Change
- 1X Neo
- Agility Robotics Digit
- Alibaba Qwen3-72B-Instruct (Q4 quant)
- AMD Instinct MI300X
- AMD Instinct MI325X
- AMD Instinct MI355X
- Anthropic Claude Opus 4.7
- Apple Mac Pro (M2 Ultra, 2023)
- Apple Mac Studio (M3 Ultra)
- Apple MacBook Pro 16-inch, M4 Max (2024)
- Apptronik Apollo
- Aurora
- AWS Trainium2
- Boston Dynamics Atlas
- Boston Dynamics Spot
- Cerebras Wafer-Scale Engine 3
- El Capitan
- Figure 02
- Frontier (OLCF-5)
- Google Cloud TPU v5p
- Groq Language Processing Unit
- Intel Gaudi 3 HL-325L
- MSI GeForce RTX 5090 Suprim Liquid
- NVIDIA B100
- NVIDIA B200
- NVIDIA DGX B200
- NVIDIA DGX H200
- NVIDIA DGX Spark
- NVIDIA Eos DGX SuperPOD
- NVIDIA GB200
- NVIDIA GB200 NVL72
- NVIDIA GeForce RTX 4090 Founders Edition
- NVIDIA GeForce RTX 5070 Ti Founders Edition
- NVIDIA GeForce RTX 5080 Founders Edition
- NVIDIA GeForce RTX 5090 Founders Edition
- NVIDIA GH200 Grace Hopper
- NVIDIA H100
- NVIDIA H200
- NVIDIA HGX B200
- NVIDIA Jetson AGX Thor
- NVIDIA RTX PRO 4500 Blackwell
- NVIDIA RTX PRO 5000 Blackwell
- NVIDIA RTX PRO 6000 Blackwell
- OpenAI GPT-5 Core
- SambaNova SN40L Reconfigurable Dataflow Unit
- Sanctuary AI Phoenix
- Tesla Optimus
- The Stargate Project
- Unitree B2
- Unitree G1
- Unitree H1
Rig B
Boston Dynamics Spot
Boston Dynamics · edge
Change
- 1X Neo
- Agility Robotics Digit
- Alibaba Qwen3-72B-Instruct (Q4 quant)
- AMD Instinct MI300X
- AMD Instinct MI325X
- AMD Instinct MI355X
- Anthropic Claude Opus 4.7
- Apple Mac Pro (M2 Ultra, 2023)
- Apple Mac Studio (M3 Ultra)
- Apple MacBook Pro 16-inch, M4 Max (2024)
- Apptronik Apollo
- Aurora
- AWS Trainium2
- Boston Dynamics Atlas
- Boston Dynamics Spot
- Cerebras Wafer-Scale Engine 3
- El Capitan
- Figure 02
- Frontier (OLCF-5)
- Google Cloud TPU v5p
- Groq Language Processing Unit
- Intel Gaudi 3 HL-325L
- MSI GeForce RTX 5090 Suprim Liquid
- NVIDIA B100
- NVIDIA B200
- NVIDIA DGX B200
- NVIDIA DGX H200
- NVIDIA DGX Spark
- NVIDIA Eos DGX SuperPOD
- NVIDIA GB200
- NVIDIA GB200 NVL72
- NVIDIA GeForce RTX 4090 Founders Edition
- NVIDIA GeForce RTX 5070 Ti Founders Edition
- NVIDIA GeForce RTX 5080 Founders Edition
- NVIDIA GeForce RTX 5090 Founders Edition
- NVIDIA GH200 Grace Hopper
- NVIDIA H100
- NVIDIA H200
- NVIDIA HGX B200
- NVIDIA Jetson AGX Thor
- NVIDIA RTX PRO 4500 Blackwell
- NVIDIA RTX PRO 5000 Blackwell
- NVIDIA RTX PRO 6000 Blackwell
- OpenAI GPT-5 Core
- SambaNova SN40L Reconfigurable Dataflow Unit
- Sanctuary AI Phoenix
- Tesla Optimus
- The Stargate Project
- Unitree B2
- Unitree G1
- Unitree H1
4 of 44 fields comparable
⇄ swap sides| Spec | Sanctuary AI Phoenix | Boston Dynamics Spot |
|---|---|---|
| Payload KG | 25 | 14 |
| Payload LBS | 55 | 30.9 |
| Weight KG | 70 | 33.8 |
| Weight LBS | 155 | 74.5 |
| AI System | Carbon | — |
| Announced Date | 2023-05-16 | — |
| Battery WH | — | 564 |
| Canonical Name | Sanctuary AI Phoenix | Boston Dynamics Spot |
| Commercial Release Year | — | 2,020 |
| Deployment Status | pilot | commercial |
| DOF | — | 12 |
| Form factor | humanoid | quadruped |
| FOV Degrees | — | 360 |
| Generation | 6 | — |
| Hand DOF | 20 | — |
| Height CM | 170 | — |
| Height FT IN | 5'7" | — |
| HQ City | Vancouver | — |
| HQ Country | Canada | — |
| IP Rating | — | IP54 |
| Joints PER LEG | — | 3 |
| Legs | — | 4 |
| Length IN | — | 43.3 |
| Length MM | — | 1,100 |
| MAX Slope Degrees | — | 30 |
| MAX Speed M S | — | 1.6 |
| MSRP (USD)↓ better | — | 74,500 |
| Operating Temp MAX C | — | 55 |
| Operating Temp MIN C | — | -20 |
| Operating Temp MIN C ABS | — | 20 |
| Payload DC Voltage MAX V | — | 58.8 |
| Payload DC Voltage MIN V | — | 35 |
| Payload Power W PER Port | — | 150 |
| Range M | — | 4 |
| Recharge Minutes | — | 60 |
| Runtime Minutes | — | 90 |
| Standing Height MM | — | 610 |
| Step Height MM | — | 300 |
| Vendor | Sanctuary AI | Boston Dynamics |
| Walking Speed KM H | 4.8 | — |
| Walking Speed MM PER SEC | 1,300 | — |
| Walking Speed MPH | 3 | — |
| Width IN | — | 19.7 |
| Width MM | — | 500 |