SolarWalker S1 vs Whiz
Side-by-side comparison of SolarWalker S1 (Mamibot) and Whiz (SoftBank Robotics) — specs, pricing, Robo Score, and verified deployments. Updated daily.
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Layer 1: Identity & Trust
Manufacturer Country
- SolarWalker S1China
- WhizUnited States
Year First Available
- SolarWalker S12023
- Whiz2019
Verified Deployments
- SolarWalker S1—
- Whiz1 Deployment
Layer 2: Operational
Price
- SolarWalker S1Contact for quote
- WhizUp to $27,400 USD
Battery / Shift Runtime
- SolarWalker S14 hrs
- Whiz3 hrs
Availability Status
- SolarWalker S1ACTIVE
- WhizACTIVE
Layer 3: Category Specific
Max Speed
- SolarWalker S1—
- Whiz0.5 m/s
IP Rating
- SolarWalker S1IP65
- Whiz—
Autonomy Level
- SolarWalker S1—
- Whizfully autonomous
| | |
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | China | United States |
| Year First Available (values differ) | 2023 | 2019 |
| Verified Deployments (values differ) | — | 1 Deployment |
| Layer 2: Operational | ||
| Price (values differ) | Contact for quote | Up to $27,400 USD |
| Battery / Shift Runtime (values differ) | 4 hrs | 3 hrs |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Max Speed (values differ) | — | 0.5 m/s |
| IP Rating (values differ) | IP65 | — |
| Autonomy Level (values differ) | — | fully autonomous |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Payload Capacity, Reach
ROI Comparison
Same operating assumptions across every robot — the only difference is price. Set your numbers once to see which pays back fastest.
Annual labor displaced (per robot): $50,000
| Metric | SolarWalker S1 | Whiz |
|---|---|---|
| Investment | No price | $27,400 |
| Payback period | — | 6.6 mo |
| Net savings (5 yr) | — | $222,600 |
| ROI (5 yr) | — | +812% |
SolarWalker S1 has no listed price, so payback can't be computed. Contact the manufacturer for a quote.
Estimates labor-cost displacement only — not a full total cost of ownership. Actual ROI depends on integration, maintenance, training, downtime, and task fit. Converted currencies are indicative; USD is the price of record.
Trade-offs at a glance
Frequently asked
Who makes SolarWalker S1 and Whiz?
SolarWalker S1 is made by Mamibot, based in CN. Whiz is made by SoftBank Robotics, based in US.
When were SolarWalker S1 and Whiz launched?
SolarWalker S1 launched in 2023. Whiz launched in 2019.
How do SolarWalker S1 and Whiz compare on the Robo Score?
SolarWalker S1 scores 57.8 on the Robo Score. Whiz scores 74.9. The Robo Score is a 0–100 credibility figure blending commercial maturity, verified deployments, company standing, and independent coverage — see methodology for the full breakdown.
Are SolarWalker S1 and Whiz in the same category?
Both robots are classified as Cleaning on Robolist. Filters and ranking treat them as direct alternatives.
What is the realistic total cost of ownership for Cleaning robots?
Hardware cost is one input. Cleaning TCO also includes integration, training, downtime, and end-of-life. Our breakdown: Cleaning robot TCO: hardware, consumables, and human-in-the-loop time.
What should a buyer ask vendors when choosing between SolarWalker S1 and Whiz?
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: Cleaning robot vendor evaluation: SLAs, fleet management, and reporting.
Going deeper — picking the right robot
Cleaning robot TCO: hardware, consumables, and human-in-the-loop time
8 min readCleaning Robots
Cleaning robot vendor evaluation: SLAs, fleet management, and reporting
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Operator training: the line item most facilities skip
9 min readCleaning Robots
Build vs buy vs lease: which model fits a first deployment
8 min readChoosing Your First Robot
The hidden specs vendors hope you'll miss
10 min readReading the Spec Sheet
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About this comparison
SolarWalker S1 vs Whiz compares two robots in the cleaning category. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robo Score is calculated.