X Square Quanta X2 Universal Wheeled Dual Arm Humanoid Robot

The X Square Quanta X2 Universal Wheeled Dual Arm Humanoid Robot is a next-generation, general-purpose wheeled humanoid built around WALL-A, X Square's embodied model that integrates perception, reasoning, and precision manipulation in a single end-to-end structure. Standing 164 cm tall with 62 whole-body degrees of freedom, including a 20-DOF dexterous hand, the Quanta X2 pairs a two-DOF wheeled chassis with a six-DOF torso and dual arms rated for a combined 12 kg payload. X Square positions the platform as a cross-domain, multimodal embodied system intended to generalize across tasks and scenarios, naming home services, research and education, commercial cleaning, and logistics sorting as its primary use cases. The combination of a 0 to 1.8 m vertical work range with ±0.03 mm repeatability places it among the more precisely specified wheeled humanoids currently documented.

Background

X Square presents the Quanta X2 as a convergence of two development threads: large-scale embodied AI models and whole-body dual-arm hardware. Instead of a robot executing pre-programmed motion scripts, the company describes a platform in which a single learned model observes, reasons, and acts, with the mechanical design serving that model's need for reach, dexterity, and mobility indoors.

The WALL-A Embodied Model

WALL-A is the software centerpiece of the Quanta X2. According to X Square's official materials, it integrates perception, reasoning, and precision manipulation within an end-to-end structure, drawing on large-model techniques described by the manufacturer in billion-scale terms. The stated goal is generalization: rather than mastering one task in one environment, the model is intended to transfer skills across tasks and scenarios, so a robot sorting parcels in a logistics setting can, by design intent, be redirected toward household tidying or cleaning without ground-up reprogramming. How far that generalization extends in a specific deployment should be evaluated against each buyer's task list, but the architectural claim is central to how X Square frames the product.

A Wheeled Body Designed Around Manipulation

Where many humanoid programs concentrate on bipedal locomotion, the Quanta X2 takes the wheeled route. Its two-DOF chassis moves at up to 1 m/s, and the engineering budget saved on balance control is spent on the upper body: a six-DOF torso that extends the effective workspace from floor level to 1.8 m, arms with 765 mm of reach, a two-DOF gripper option, and a 20-DOF dexterous hand. The result is a machine whose specified repeatability of ±0.03 mm and tool center point speed of 1.8 m/s read closer to industrial manipulator figures than to typical humanoid datasheets, while the humanoid form factor keeps it compatible with spaces, shelving, and tools arranged for people.

Technical Specifications

The table below summarizes the specifications published on X Square's official product page.

Specifications are summarized from the manufacturer's official materials at the time of writing and may change as X Square revises the platform; configuration details should be confirmed before purchase.

How does the Quanta X2 perceive its surroundings?

The Quanta X2 carries a layered sensor suite rather than relying on a single modality. A 2D LiDAR and four ultrasonic sensors handle ranging and near-field obstacle detection around the chassis, three RGB-D cameras provide color and depth imagery for manipulation and scene understanding, two single-point time-of-flight sensors add precise distance measurements, and three BEV cameras contribute a bird's-eye-view perspective for navigation. This mix feeds WALL-A's multimodal perception with overlapping geometric and visual information, so grasping and navigation do not hinge on any single sensor.

Why does a wheeled humanoid make sense for indoor work?

Most of the environments X Square targets, such as homes, classrooms, laboratories, commercial floors, and sorting stations, are flat, indoor, and already navigable on wheels. A wheeled base avoids the energy cost and fall risk of bipedal balancing, which matters when the robot spends its day carrying up to 12 kg between locations or repeating fine manipulation at ±0.03 mm repeatability. The trade-off is stairs and rough terrain. For step-free or elevator-served facilities, the wheeled design converts into simpler safety cases and more capability concentrated in the arms, torso, and hands, where the work actually happens.

Who is the X Square Quanta X2 for?

The Quanta X2 suits organizations that need a mobile dual-arm manipulator in human-oriented spaces. Robotics and AI research groups gain a 62-DOF platform with a documented embodied model for experiments in learning-based manipulation, while universities can use it as a teaching vehicle spanning perception, whole-body control, and human-robot interaction. Cleaning operators, logistics providers running sorting workflows, and companies piloting home-service robotics match the manufacturer's stated use cases directly. It is less suited to outdoor sites, multi-floor buildings without elevators, or heavy industrial cells beyond its 12 kg dual-arm rating.

What is the X Square Quanta X2 used for?

X Square's published use cases, combined with the platform's specifications, point to six principal application areas:

1. Home services — tidying, fetching, and household assistance tasks within the robot's 0 to 1.8 m work range, one of the manufacturer's four named use cases.
2. Research and education — a full-featured embodied-AI testbed for universities and laboratories studying manipulation, multimodal perception, and generalist robot policies.
3. Commercial cleaning — mobile cleaning support in offices and commercial interiors, where the wheeled chassis and dual arms handle tools designed for human users.
4. Logistics sorting — picking, placing, and sorting parcels or goods, drawing on the 6 kg single-arm and 12 kg dual-arm payload ratings and 1.8 m/s TCP speed.
5. Precision bimanual manipulation studies — tasks that exploit the ±0.03 mm repeatability and 20-DOF dexterous hand, such as coordinated two-arm handling of delicate items.
6. Embodied-AI development and demonstration — serving as a reference platform for teams evaluating how a single end-to-end model like WALL-A generalizes across tasks and scenarios.

Pricing and Availability

Pricing for the X Square Quanta X2 depends on the selected end-effector configuration, software scope, and support terms. Configuration and final pricing should be confirmed during quotation, which also establishes current availability for your region. Purchase details, including how to request a formal quote for the Quanta X2, are available on this page.

Frequently Asked Questions

What is the X Square Quanta X2?

It is a next-generation, general-purpose wheeled humanoid robot from X Square, combining a dual-arm 62-DOF body with the WALL-A embodied model that integrates perception, reasoning, and precision manipulation.

How many degrees of freedom does the Quanta X2 have?

The platform provides 62 whole-body degrees of freedom with the dexterous hand fitted, including a 6-DOF torso, a 20-DOF dexterous hand, a 2-DOF gripper, and a 2-DOF chassis.

How much can the Quanta X2 lift?

Each arm is rated for a 6 kg payload, and coordinated dual-arm operation raises the rating to 12 kg, with a tool center point speed of up to 1.8 m/s.

What sensors does the Quanta X2 use?

The sensor suite comprises one 2D LiDAR, four ultrasonic sensors, three RGB-D cameras, two single-point TOF sensors, and three BEV cameras.

What is WALL-A?

WALL-A is X Square's embodied AI model, described as an end-to-end structure using large-scale model techniques to integrate perception, reasoning, and manipulation, with the goal of generalizing across tasks and scenarios.

How tall is the Quanta X2 and what is its work range?

The official height is 164 cm, and the torso and arms give the robot a vertical working range from floor level up to 1.8 m, with 765 mm of arm reach.

Where can I buy X Square Quanta X2 Universal Wheeled Dual Arm Humanoid Robot and what does it cost?

The Quanta X2 can be purchased through this page, and because pricing varies with configuration and support options, the exact cost is confirmed during quotation via a quote request.

Summary

The X Square Quanta X2 Universal Wheeled Dual Arm Humanoid Robot brings together a precisely specified dual-arm body, a layered multimodal sensor suite, and the WALL-A embodied model in a wheeled humanoid aimed at home services, research and education, commercial cleaning, and logistics sorting. Its 62 degrees of freedom, ±0.03 mm repeatability, and 12 kg dual-arm payload give it credible manipulation credentials. For organizations comparing advanced humanoid platforms, this page is the starting point.