D21S vs PatrolBot
Side-by-side comparison of D21S (Aerobotix) and PatrolBot (MobileRobots) — specs, pricing, Robo Score, 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
- D21SUnited States
- PatrolBot—
Year First Available
- D21S—
- PatrolBot2021
Verified Deployments
- D21S0 Deployments
- PatrolBot0 Deployments
Layer 2: Operational
Price
- D21SContact for quote
- PatrolBot$10,490 USD
Battery / Shift Runtime
- D21S—
- PatrolBot1.5 hrs
Availability Status
- D21SACTIVE
- PatrolBotACTIVE
Layer 3: Category Specific
Payload Capacity
- D21S2.5 kg
- PatrolBot40 kg
Reach
- D21S—
- PatrolBot5,000 mm
Max Speed
- D21S—
- PatrolBot0.8 m/s
Autonomy Level
- D21S—
- PatrolBotfully autonomous
| ||
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | United States | — |
| Year First Available (values differ) | — | 2021 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price (values differ) | Contact for quote | $10,490 USD |
| Battery / Shift Runtime (priority for Hospitality & F&B buyers) (values differ) | — | 1.5 hrs |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Payload Capacity (priority for Hospitality & F&B buyers) (values differ) | 2.5 kg | 40 kg |
| Reach (values differ) | — | 5,000 mm |
| Max Speed (values differ) | — | 0.8 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: 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 | D21S | PatrolBot |
|---|---|---|
| Investment | No price | $10,490 |
| Payback period | — | 2.5 mo |
| Net savings (5 yr) | — | $239,510 |
| ROI (5 yr) | — | +2283% |
D21S 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 D21S and PatrolBot?
D21S is made by Aerobotix, based in US. PatrolBot is made by MobileRobots.
How do D21S and PatrolBot compare on the Robo Score?
D21S scores 53.2 on the Robo Score. PatrolBot scores 60.2. 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 D21S and PatrolBot in the same category?
Both robots are classified as Security on Robolist. Filters and ranking treat them as direct alternatives.
What should a buyer ask vendors when choosing between D21S and PatrolBot?
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 security-robot vendor RFP: questions and red flags.
Going deeper — picking the right robot
The security-robot vendor RFP: questions and red flags
10 min readSecurity & Surveillance Robots
A 90-day playbook to deploy a security robot
8 min readSecurity & Surveillance Robots
Security robot platform decision framework
7 min readSecurity & Surveillance 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
Want to be notified when specs or pricing change for these robots? Drop your email.
Other comparisons
About this comparison
D21S vs PatrolBot compares two robots in the security 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.