Phantas vs Reeman Monster
Side-by-side comparison of Phantas (Gausium) and Reeman Monster (Shenzhen Reeman Intelligent Equipment Co., Ltd.) — specs, pricing, Robo Score, and verified deployments. Updated daily.
Optimize comparison for buyer
Optimized for Home & Household buyers. Priority specs lifted to the top and marked with a target.
Layer 1: Identity & Trust
Manufacturer Country
- PhantasChina

- Reeman MonsterChina

Year First Available
- Phantas2022

- Reeman Monster—

Verified Deployments
- Phantas0 Deployments

- Reeman Monster0 Deployments

Layer 2: Operational
Price
- PhantasContact for quote

- Reeman Monster$4,380–$5,980 USD

Battery / Shift Runtime
- Phantas—

- Reeman Monster4 hrs

Availability Status
- PhantasACTIVE

- Reeman MonsterACTIVE

Layer 3: Category Specific
Max Speed
- Phantas—

- Reeman Monster0.5 m/s

Autonomy Level
- Phantas—

- Reeman Monsterfully autonomous

![]() | ||
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country | China | China |
| Year First Available (values differ) | 2022 | — |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price (values differ) | Contact for quote | $4,380–$5,980 USD |
| Battery / Shift Runtime (priority for Home & Household buyers) (values differ) | — | 4 hrs |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Max Speed (values differ) | — | 0.5 m/s |
| 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, IP Rating
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 | Phantas | Reeman Monster |
|---|---|---|
| Investment | No price | $5,180 |
| Payback period | — | 1.2 mo |
| Net savings (5 yr) | — | $244,820 |
| ROI (5 yr) | — | +4726% |
Phantas 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 Phantas and Reeman Monster?
Phantas is made by Gausium, based in CN. Reeman Monster is made by Shenzhen Reeman Intelligent Equipment Co., Ltd., based in CN.
How do Phantas and Reeman Monster compare on the Robo Score?
Phantas scores 68.2 on the Robo Score. Reeman Monster scores 52.3. 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 Phantas and Reeman Monster 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 Phantas and Reeman Monster?
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
10 min readCleaning Robots
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
Phantas vs Reeman Monster 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.