{
  "license": "CC BY 4.0",
  "attribution": "fysical.ai / whatro.bot",
  "source": "https://github.com/fysical-ai/whatrobot-catalog",
  "url": "https://whatro.bot/robot/unitree-b2/",
  "html": "https://whatro.bot/robot/unitree-b2/",
  "taxonomy_version": "2026-01",
  "catalog_version": "2026-01",
  "handle": "unitree-b2",
  "name": "Unitree B2",
  "kind": "robot",
  "manufacturer": {
    "handle": "unitree",
    "name": "Unitree Robotics",
    "country": "CN"
  },
  "category": {
    "id": "rb-3-1",
    "full_name": "Robot > Legged robot > Quadruped",
    "path": [
      {
        "id": "rb",
        "name": "Robot",
        "handle": "robot"
      },
      {
        "id": "rb-3",
        "name": "Legged robot",
        "handle": "legged"
      },
      {
        "id": "rb-3-1",
        "name": "Quadruped",
        "handle": "quadruped"
      }
    ],
    "url": "https://whatro.bot/robots/legged/quadruped/"
  },
  "facts": {
    "legs": 4,
    "wheels_or_tracks": "none"
  },
  "variants": [
    {
      "name": "B2",
      "note": "legged; about 60 kg, IP67, 4-6 h"
    },
    {
      "name": "B2-W",
      "note": "wheel-footed version; 75 kg, >15 km/h, 12 DOF, 40 kg walking payload; £56,999.99 at Scan UK (pre-order)"
    }
  ],
  "availability": "shipping",
  "attributes": {
    "segment": [
      "professional",
      "research"
    ],
    "application": [
      "inspection-maintenance",
      "security",
      "research-platform"
    ],
    "autonomy": "semi-autonomous",
    "environment": [
      "indoor",
      "outdoor",
      "hazardous"
    ],
    "mass": 60,
    "payload": 40,
    "battery_runtime": 240,
    "max_speed": 6,
    "ip_rating": "IP67",
    "wheel_feet": false
  },
  "summary": "The B2 is Unitree's industrial-class quadruped: about 60 kg, IP67, with a 2250 Wh swappable battery giving 4-6 hours and a 40 kg walking payload. The B2-W variant replaces the feet with powered wheels for faster travel on roads and flat floors. It targets inspection, security and research deployments.",
  "links": {
    "product": "https://www.unitree.com/b2"
  },
  "offers": [
    {
      "seller": "Scan Computers (UK reseller)",
      "url": "https://www.scan.co.uk/products/unitree-b2-w",
      "price": 56999.99,
      "currency": "GBP",
      "date": "2026-10-28",
      "region": "UK",
      "affiliate": false,
      "note": "B2-W Standard (no lidar), inc. VAT, pre-order 6-8 weeks. B2 (legged) price on request everywhere fetched."
    }
  ],
  "sources": [
    {
      "title": "Unitree B2 product page",
      "url": "https://www.unitree.com/b2",
      "accessed": "2026-10-28",
      "for": [
        "specs",
        "facts"
      ]
    },
    {
      "title": "Scan UK B2-W Standard",
      "url": "https://www.scan.co.uk/products/unitree-b2-w",
      "accessed": "2026-10-28",
      "for": [
        "price",
        "specs"
      ]
    },
    {
      "title": "Maverick Drone B2 Basic",
      "url": "https://www.maverickdrone.com/collections/land/products/b2-basic",
      "accessed": "2026-10-28",
      "for": [
        "specs",
        "price"
      ]
    }
  ],
  "unverified": [
    "release_year",
    "sdk"
  ],
  "notes": "Max speed '>6 m/s' is footnoted by Unitree as achieved only in special configurations with a safety speed limit in practice. Standing load is 120 kg (Unitree) / 80 kg (Maverick); payload recorded as walking load 40 kg. B2 price is on request. Editor may prefer to split B2-W into its own record (as done for Go2-W) since it is wheel-footed; its facts would be legs 4, wheels_or_tracks wheels, wheel_feet true, mass 75.",
  "tags": [],
  "price": {
    "amount": 56999.99,
    "currency": "GBP",
    "date": "2026-10-28",
    "seller": "Scan Computers (UK reseller)",
    "url": "https://www.scan.co.uk/products/unitree-b2-w"
  },
  "attribute_definitions": {
    "segment": {
      "name": "Segment",
      "type": "enum",
      "unit": null,
      "description": "Buyer groups that would plausibly buy this at list price."
    },
    "application": {
      "name": "Application",
      "type": "enum",
      "unit": null,
      "description": "What the product is marketed to do. Each value belongs to one application group."
    },
    "autonomy": {
      "name": "Autonomy",
      "type": "enum",
      "unit": null,
      "description": "Highest level of unsupervised operation supported out of the box."
    },
    "environment": {
      "name": "Environment",
      "type": "enum",
      "unit": null,
      "description": "Environments the product is rated to operate in."
    },
    "mass": {
      "name": "Mass",
      "type": "number",
      "unit": "kg",
      "description": "Product mass as specified."
    },
    "payload": {
      "name": "Payload",
      "type": "number",
      "unit": "kg",
      "description": "Rated payload. Arm: at the wrist. Mobile robot: on the deck. End-effector: held object."
    },
    "battery_runtime": {
      "name": "Battery runtime",
      "type": "number",
      "unit": "min",
      "description": "Manufacturer-rated runtime on one charge."
    },
    "max_speed": {
      "name": "Max speed",
      "type": "number",
      "unit": "m/s",
      "description": "Maximum locomotion speed."
    },
    "ip_rating": {
      "name": "IP rating",
      "type": "text",
      "unit": null,
      "description": "Ingress protection rating (IEC 60529), e.g. IP54."
    },
    "wheel_feet": {
      "name": "Wheel feet",
      "type": "bool",
      "unit": null,
      "description": "Legged robot with wheels on its feet."
    }
  }
}