Clone Robotics
Clone Alpha
- Autonomy
- IIAssisted
- Pre-release
- 52/100Plausible
- Readiness
- Not assessed
- Price
- Not tracked
ComparisonClone Alpha and Zeroth Bridge
Zeroth
Zeroth Bridge
- Autonomy
- IIAssisted
- Pre-release
- 54/100Plausible
- Readiness
- Not assessed
- Price
- $3,999list
Up to three
Autonomy Ladder
- IManual
- IIAssisted
- IIIConditional
- IVEnvironmental
- VGeneralized
All humanoid robots. Every figure below is placed against the whole class, so a gap can be read against how much the class itself varies.
Where each one suits you.
The conditions each robot was assessed against, side by side. Rows marked in gold are where these machines genuinely differ.
| Condition | Clone Alpha | Zeroth Bridge |
|---|---|---|
| Where it operates | ||
| Home / residentialthey differ | PoorPre-release status and unconfirmed shipping date disqualify consumer household deployment. | DependsSmall enough for a home at 88 cm and 13 kg, but it ships with motion routines, not household tasks. |
| Office / retail | DependsTargeting research and pilot partnerships; commercial viability depends on shipping timeline. | DependsZeroth sells it to universities, research teams and developers; no commercial deployment is documented. |
| Warehouse / factorythey differ | GoodNovel mechanical approach appeals to industrial research and engineering evaluation pilots. | PoorA 2 kg gripper payload and 10 N·m joints are sized for development benches, not industrial work. |
| Primary tasks | ||
| Household chores | PoorAutonomous chore capability not yet demonstrated; demos show motion execution only. | PoorBuilt-in skills are walking, squatting, dancing and backflips; no chore routine appears in any source reviewed. |
| Social / carethey differ | PoorNo interaction or social behavior framework documented; architecture focuses on locomotion mechanics. | DependsA microphone array and touch sensing are listed, but no conversational software is described for Bridge. |
| Specialized jobthey differ | DependsMusculoskeletal architecture suits specialized research into humanoid joint mechanics and hydraulic actuation. | GoodAn open SDK, motion-control APIs and teleoperation let developers build their own specialized skills. |
| Supervision needs | ||
| Fully autonomous | PoorScripted-demo operation model precludes fully autonomous unsupervised operation. | PoorControl is replayed motion or live teleoperation; no unattended task operation is documented. |
| With oversight | DependsSupervised research deployments with on-site technical staff fit the preorder development stage. | DependsFall recovery and emergency-stop behavior are undocumented, so an operator should stay close during dynamic routines. |
| Teleoperated | GoodPilot-stage engagement aligns with current preorder and research-partnership positioning. | GoodTele_Bridge gives a developer real-time whole-body control with VR support, the mode Zeroth designed it for. |
| Timeline | ||
| Ready today | PoorUnconfirmed shipping date and lack of shipping units disqualify immediate deployment. | PoorFirst-batch units are a pre-order with no delivery date on Zeroth's store. |
| Near-term (1–2 yrs) | DependsPreorder status suggests 12-18 month development window; deployment within 12 months uncertain. | DependsOrders are open in the US and China, but neither channel states when units deliver. |
| Research phase | GoodResearch-stage humanoid development aligns with current novelty and preorder target audience. | GoodPitched at research teams, with SDK beta and simulation access starting 14 Sep 2026. |
A robot being poor for a condition is a fact about fit, not a fault. “Depends” means the record names a limit worth reading, not that the answer is unknown.
How much the claim can be trusted.
None of these has shipped, so they are assessed on track record, engineering plausibility and how the demonstrations match the claims.
Track Record35% of score
Has this maker shipped what it demoed before, on schedule, with the promised capability?
38
- Zeroth Bridge38
28median 69 across 80 pre-release records100
Excluded as unevidenced, so it is left out of the number: Clone Alpha
Engineering35% of score
Are the demonstrated capabilities achievable in shipping form, or do they need breakthroughs not in evidence?
4066
- Clone Alpha40
- Zeroth Bridge66
35median 70 across 87 pre-release records100
Demo Match30% of score
What has been shown to work, against what is claimed in marketing.
6658
- Clone Alpha66
- Zeroth Bridge58
30median 66 across 87 pre-release records100
Published beside the number
Never averaged into it. These describe how much the maker has disclosed, not what the machine does.
| Clone Alpha | Zeroth Bridge | |
|---|---|---|
| ReadinessShip-date specificity, pricing transparency, distribution and regulatory status. Published beside the number; never averaged in. | 50/100 | 60/100 |
| DisclosureHow much of the product is disclosed. Higher means fewer fundamental unknowns remain. Published beside the number; never averaged in. | 30/100 | 45/100 |
How far apart is a long way?
A number only means something next to the spread it sits in. Each track is the real range across every classified robot in the class, with the median marked.
These robots share no measured specification with enough published figures to plot. That is a gap in the record, not a finding about the robots.
What the numbers leave out.
Written on each record, and the only thing here every robot on the site carries.
The trade-off
What each design gives up to be good at what it is good at.
Clone Alpha
The water-hydraulic myofiber approach is mechanically novel but unproven outside Clone’s own demonstrations, joint durability over documented use cycles remains undemonstrated.
Demos show impressive fluid arm and torso motion, but no price and no shipping date have been announced, leaving preorder economics and delivery timeline opaque.
Zeroth Bridge
$3,999 buys a biped with a published joint map and no published runtime.
Because control is replayed motion or live teleoperation, every new behavior is something a developer has to build.
Two weights on one page: about 10 kg in the header, about 13 kg in the spec table.
Who each one is wrong for
Stated by the record itself. A robot being wrong for a household is a fact about fit, not a fault.
Clone Alpha
- Consumers expecting immediate home deployment
- No confirmed shipping date, no retail channel announced. Preorder commitment carries 12+ month uncertainty and full prototype-stage risk.
- Task-specific autonomy needs (cleaning, fetch, social)
- Demos show hardware motion, not task capability. No announced software platform or autonomy framework for end-to-end chores or interaction.
- Buyers seeking established manufacturer track record
- Clone Robotics is a first-time humanoid maker with no shipping history. No unit has been delivered outside the company, so there is no field record of durability, service or support to weigh.
Zeroth Bridge
- Households expecting a robot that does chores
- Launch materials list walking, squatting, dancing, backflips and obstacle avoidance as its built-in skills. None of the sources reviewed describes a household task such as tidying, fetching or laundry.
- Buyers who need a firm delivery date
- Zeroth's store calls the first batch a pre-order and names no ship window. Chinese coverage reports 1,000 JD.com units sold within a week without stating when they deliver.
- Anyone wanting unattended operation around people or pets
- Control runs through replayed motion or live teleoperation, and no fall-recovery or emergency-stop behavior is documented for a 13 kg machine that performs backflips.
- Projects that need camera-based perception out of the box
- The sensor list names an IMU, a circular microphone array and capacitive touch sensing and does not list a camera, although obstacle avoidance is advertised. Confirm the perception hardware before planning vision work.
- Manipulation work needing heavy payloads or dexterous hands
- The end effector is a two-finger gripper rated for 2 kg, on arms reaching 30 to 40 cm, which limits the platform to light, simple grasps.
What stays your job
The upkeep ownership hands back to you, whatever the autonomy level says.
Clone Alpha
- As needed: Track Clone Robotics’ releases for an owner manual; the company has published no maintenance schedule and no service intervals for the Alpha.
- As needed: Water-hydraulic service on the Myofiber muscle system; the muscles run on water rather than a conventional hydraulic oil, and no top-up, flush, or leak procedure has been documented.
- As needed: Inspect muscle fibers, pump, and valving for wear; these are the load-bearing consumables of this architecture, with no replacement interval, part price, or repair path stated.
- As needed: Plan on manufacturer-only service; no self-repair path, spare-parts catalog, or authorized service network has been announced.
- As needed: Expect this schedule to change at delivery; no unit has shipped, so real service demand is unknown.
Zeroth Bridge
- After every use: Recharge the pack; Zeroth lists a 12.6 V, 3.2 A charging input but no runtime or charge time.
- After every use: Clear a flat area before walking or acrobatic routines, since fall recovery is undocumented.
- As needed: Update the OpenBridge SDK and robot firmware as Zeroth releases builds.
- As needed: Inspect joints and two-finger grippers after falls or backflips; no inspection interval is published.
- As needed: Keep operation within the 32-104°F range Zeroth lists.
How much each of these is standing on.
Classifications rest on different depths of evidence. A pre-release assessment and a verified one are not the same kind of claim.
| Robot | Evidence status | Sources reviewed | Last assessed |
|---|---|---|---|
| Clone Alpha | Pre-Release | 4 | Aug 2026 |
| Zeroth Bridge | Pre-Release | 6 | Sep 2026 |
Evidence status counts the sources behind a classification, not their kind. A high count can be maker documentation and price coverage, so read it as how much was reviewed rather than as independent testing. How we weigh evidence.
Keep going.
The full recordClone AlphaSpecifications, evidence, the Fit Check in full, and every tracked change.
The full recordZeroth BridgeSpecifications, evidence, the Fit Check in full, and every tracked change.Robovations classifies robots; it does not rank them. Nothing on this page is a recommendation, and no manufacturer influences a classification or its placement here.
Add a robot
Comparing across classes is allowed — the page will switch to per-class positioning and tell you it has.