Qrevo Curv 2 Flow vs S8 MaxV Ultra
Side-by-side comparison of Qrevo Curv 2 Flow (Roborock) and S8 MaxV Ultra (Roborock) — specs, pricing, Robo Index, and verified deployments. Updated daily.
Optimize comparison for buyer
Optimized for Hospitality & F&B buyers. Priority specs lifted to the top and marked with a target.
Layer 1: Identity & Trust
Manufacturer Country
- Qrevo Curv 2 FlowChina

- S8 MaxV UltraChina

Year First Available
- Qrevo Curv 2 Flow2026

- S8 MaxV Ultra2024

Verified Deployments
- Qrevo Curv 2 Flow0 Deployments

- S8 MaxV Ultra0 Deployments

Layer 2: Operational
Price
- Qrevo Curv 2 Flow$900 USD

- S8 MaxV Ultra$800 USD

Battery / Shift Runtime
- Qrevo Curv 2 Flow4 hrs

- S8 MaxV Ultra—

Availability Status
- Qrevo Curv 2 FlowACTIVE

- S8 MaxV UltraACTIVE

Layer 3: Category Specific
![]() | ![]() | |
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country | China | China |
| Year First Available (values differ) | 2026 | 2024 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price (values differ) | $900 USD | $800 USD |
| Battery / Shift Runtime (priority for Hospitality & F&B buyers) (values differ) | 4 hrs | — |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Payload Capacity, Reach, Max Speed, IP Rating, Autonomy Level
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 | Qrevo Curv 2 Flow | S8 MaxV Ultra |
|---|---|---|
| Investment | $900 | $800 |
| Payback period | < 1 mo | < 1 mo |
| Net savings (5 yr) | $249,100 | $249,200 |
| ROI (5 yr) | +27678% | +31150% |
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 Qrevo Curv 2 Flow and S8 MaxV Ultra?
Qrevo Curv 2 Flow is made by Roborock, based in CN. S8 MaxV Ultra is made by Roborock, based in CN.
When were Qrevo Curv 2 Flow and S8 MaxV Ultra launched?
Qrevo Curv 2 Flow launched in 2026. S8 MaxV Ultra launched in 2024.
How much does Qrevo Curv 2 Flow cost compared to S8 MaxV Ultra?
Qrevo Curv 2 Flow is listed at $900. S8 MaxV Ultra is listed at $800.
How do Qrevo Curv 2 Flow and S8 MaxV Ultra compare on the Robo Index?
Qrevo Curv 2 Flow grades A on the Robo Index. S8 MaxV Ultra grades A. The Robo Index is a credibility grade (AAA … C) that blends commercial maturity, verified deployments, company standing, and independent coverage — see methodology for the full breakdown.
Are Qrevo Curv 2 Flow and S8 MaxV Ultra in the same category?
Both robots are classified as Home Cleaning on Robolist. Filters and ranking treat them as direct alternatives.
What should a buyer ask vendors when choosing between Qrevo Curv 2 Flow and S8 MaxV Ultra?
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: The hidden specs vendors hope you'll miss.
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About this comparison
Qrevo Curv 2 Flow vs S8 MaxV Ultra compares two robots in the home-cleaning category. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robo Index is calculated.