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The comparison cards start below. Open the editor only when you need to swap the shortlist.

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M1 W1 R1 NEO
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412 robots 9 categories 173 priced

Comparing 4 robots

Green cells flag numeric leaders, while AI, sensors, and capability rows keep the real buying tradeoffs visible.

M1W1R1NEO
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Sources and record checks

Record checks are not independent testing or confirmation of every claim. Official sites provide manufacturer context; source context explains the record.

M1

Record last checked: 2026-07-08

Official site Source context

W1

Record last checked: 2026-07-08

Official site Source context

R1

Record last checked: 2026-06-09

Official site Source context

NEO

Record last checked: 2026-07-09

Official site Source context
Each row compares one spec across your shortlist. Green marks the best value.
M1 M1 W1 W1 R1 R1 NEO NEO

Price

M1
$2,499 USD
Price details

$2,499 on Zeroth's official US product page and Shopify product JSON as of 2026-07-08; product JSON marks M1 available=true and the page shows Add to cart.

W1
$7,999 USD
Price details

$7,999 on Zeroth's official US product page and Shopify product JSON as of 2026-07-08; product JSON marks W1 available=true.

R1
$4,900 USD
Price details

From $4,900 (R1 Air pre-sale); R1 standard $5,900; EDU contact sales; official shop says shipments begin in June 2026, shipping is $300-$1,200, and buyers handle customs duties, taxes, and import clearance.

NEO
$20,000 USD
Price details

$20,000 Early Access ownership with priority delivery in 2026; $499/month subscription ships later; $200 refundable deposit due today; U.S. deliveries start 2026.

Height

M1
494mm (19.45 in)
W1
680mm (26.8 in); official dimensions list Height (Top-Bottom): 680mm
R1
123cm (standing)
NEO
167cm

Weight

M1
Robot body 2.8kg (6.17 lbs) + mobility base 1.4kg (3.08 lbs)
W1
28kg (61.7 lbs)
R1
~29kg (with battery; ~27kg for Air model)
NEO
30kg

Battery Life

M1
~2 hours
W1
Up to 25 hours standby
R1
~1 hour (mixed activity)
NEO
~4 hours

Max Speed

M1
0.05m/s (bipedal); 0.6m/s (wheeled)
W1
0.1-1m/s on flat surfaces; 0.5m/s on slopes
R1
Not officially disclosed
NEO
Max run speed 6.2 m/s; walking speed 1.4 m/s

AI

M1
Embodied-intelligence platform with whole-home mapping, visual recognition and obstacle avoidance, posture/motion tracking, multilingual conversational interaction, and support for open programming, VR integration, and reinforcement-learning tools
W1
8-core Horizon Sunrise Series CPU with onboard autonomous navigation and perception stack
R1
8-core CPU + GPU; optional NVIDIA Jetson Orin (40–100 TOPS, EDU only); UnifoLM multimodal LLM
NEO
1X Embodied Intelligence

Sensors

M1
LDS LiDAR, iTOF depth sensor, Vision camera, IMU, 3-microphone circular array
W1
LiDAR, 13MP RGB camera (shooting), 2MP RGB camera (monitoring), RGBD depth camera, Ultrasonic sensor, Human infrared sensor, GPS, Beidou
R1
Monocular camera (R1 Air); binocular camera (R1/R1 EDU), 4-Mic Array, Dual 6-Axis IMU
NEO
RGB Cameras, Depth Sensors, Tactile Skin, Microphone Array

Connectivity

M1
W1
Dual-band Wi-Fi 6, Bluetooth 5.2, 4G, USB-C (60-120W output), USB-A (18W output)
R1
Wi-Fi 6, Bluetooth 5.2
NEO
Wi-Fi, Bluetooth, 5G

Status

M1
Available
W1
Available
R1
Pre-order
NEO
Pre-order

Category

M1
Companions
W1
Home Assistants
R1
Humanoid
NEO
Humanoid
More specifications (4)

Includes rows even when values are not recorded.

Charging Time

M1
80% in 1 hour
W1
4 hours
R1
Not officially disclosed
NEO
Not disclosed

Degrees of Freedom

M1
N/A
W1
N/A
R1
N/A
NEO
N/A

Voice Assistants

M1
None
W1
None
R1
UnifoLM (voice + image commands)
NEO
None

Manufacturer

M1
Zeroth Robotics
W1
Zeroth Robotics
R1
Unitree Robotics
NEO
1X Technologies

Capabilities

M1

Autonomous followingBipedal and wheeled mobilityDaily reminders and assistanceDeveloper programming and VR experimentationGentle fall detectionHome companionshipInteractive learning for kidsMobile safety checksPet behavior monitoringRemote family interaction

W1

360° mobile surveillanceApp-based controlAutonomous followingAutonomous patrolFace recognitionGesture recognitionItem transportNatural language dialogueOutdoor terrain navigationPortable device charging

R1

26 Degrees of Freedom (standard)Bipedal Walking & RunningCartwheels & HandstandsCustomizable Shell/FinishGesture RecognitionOTA Software UpdatesOptional Dexterous Hands (EDU)Push RecoveryROS 2 SupportSecondary Development (EDU)Voice & Image Interaction (UnifoLM)

NEO

Adaptive LearningGentle ManipulationHousehold ChoresSafe Human InteractionTidying Up

How to Compare Robots

Use this flow to get to a clean shortlist fast. The route works best as a dense research workbench, not a marketing page.

1

Choose comparable robots

Start with robots that solve the same job. Use category anchors like Humanoid, Cleaning, Companions, Research before you worry about micro-spec wins.

2

Read the big deltas first

Check price, status, battery, sensors, and capabilities before getting lost in minor spec rows.

3

Switch to differences only

Once you have a shortlist, hide shared rows. That turns the table from a spec dump into a real decision tool.

Cross-category comparisons still have value

A dedicated cleaner versus a home assistant with cleaning features can reveal whether you really need a specialist or just broader household coverage. Compare around the same outcome, not the same marketing language. And when blank-page friction is the problem, use one of the prebuilt quick-start pairings in the workbench above — open one, swap robots, and keep moving.

Making Your Decision

Turn comparison rows into an actual recommendation — not just more reading.

1

Weighted priorities

Not all spec deltas matter equally. Rank your buying criteria before crowning a winner.

  • List must-haves — smart-home platform, clearance, shipping status, or anything that eliminates a robot instantly.
  • Pick your top 3 differentiators — navigation, noise, battery, support, or whatever changes daily use.
  • Score only the finalists against those. The robot that wins your real priorities beats the one with the most green cells.
2

Total cost of ownership

The sticker price is only one row. Subscriptions, consumables, and service access often decide the real winner.

Subscriptions

Cloud AI and premium app tiers can make a cheaper robot more expensive over three years.

Consumables

Brushes, pads, filters, and bags flip the value story on high-frequency robots.

Energy & battery

Large batteries and frequent charging reveal everyday operating demands.

Repair & warranty

Local servicing and spare-parts access are the quietest but most important long-term costs.

3

Environment check

Specs describe ideal conditions. Your rooms, pets, and Wi-Fi determine what actually performs.

  • Floor types — carpet, hardwood, tile, and transition handling.
  • Space layout — open plans vs. multi-room homes with tight doorways.
  • Wi-Fi coverage — cloud-heavy robots need stable signal everywhere.
  • Household — pets, kids, shared spaces, and noise tolerance.

Purchase and deployment access

Available listings: 125. Pre-order listings: 54. Active records: 130. Available indicates an ordering listing, not confirmed stock. Pre-order indicates a reservation listing, not immediate delivery. Active status alone does not confirm public purchase availability or deployment. Other statuses do not establish a current purchase listing. Confirm regional access, stock, reservation terms, and delivery with the manufacturer.

When it's too close to call

If two robots are still neck-and-neck, use softer signals that affect ownership quality more than spec sheets admit.

Return policy User community Ecosystem Aesthetics

Comparison FAQ

Questions buyers ask before the final click

Short answers to the questions that usually show up once the shortlist is live and the tradeoffs feel real.

Frequently Asked Questions

Using the workspace
How many robots can I compare at once?
You can compare up to four robots at once. Two or three is usually the cleanest decision view, but four-way comparisons work well for wider market scans.
What does 'Show differences only' do?
It hides rows where all selected robots share the same value, leaving only the rows that actually change your decision. It is especially useful for same-brand or same-category shortlists.
Can I compare robots from different categories?
Yes. You can compare any of the 412 robots in the database. Cross-category comparisons work best when the robots still compete for the same outcome in your home or workflow.
What makes a good comparison?
The best pairings share at least one real-world anchor: same job, similar price band, same room constraints, or competing brand tier. That keeps the table decision-focused instead of random.
Sharing & shortlisting
How do I share a comparison?
Once you have a live shortlist, a Share this comparison link appears in the workbench. It preserves your selected robots and the differences-only toggle in a permanent URL.
Can I save or bookmark a comparison for later?
Yes. Every live comparison has a stable route, so bookmarking the page preserves the exact configuration you built.
Can I compare by price alone?
Price is one row in the compare table, but if you want pure price sorting first, the all robots page is the better place to shortlist before coming back here.
Data & methodology
Are specifications up to date?
ui44 comparison data is sourced from official manufacturer documentation and re-verified on a rolling basis. Shipping products get the most frequent freshness checks.
What if a spec is missing?
A dash or 'Not specified' usually means the manufacturer has not published the detail clearly. It does not automatically mean the robot lacks the feature.
How should I compare robots at different development stages?
Status labels describe catalog records, not measured operational reliability. Available indicates a purchase listing, not verified stock or shipping dates. Active alone does not confirm public purchase access. Pre-order indicates a reservation listing, not engineering completion or a guaranteed delivery queue position. Development and Prototype identify recorded stages; Discontinued identifies a discontinued listing. Compare documented performance and current manufacturer terms, including any recorded sales notes, for the specific model and region.
Can I compare specific sensors or components more deeply?
Yes. The compare table gives you the side-by-side overview, then the components directory lets you go deeper on shared sensors, radios, and platform pieces across the catalog.