D21S vs M20 industrial quadruped
Side-by-side comparison of D21S (Aerobotix) and M20 industrial quadruped (Hangzhou DEEP Robotics Co., Ltd.) — specs, pricing, Robo Score, and verified deployments. Updated daily.
Optimize comparison for buyer
Optimized for Warehousing & Logistics buyers. Priority specs lifted to the top and marked with a target.
Layer 1: Identity & Trust
Manufacturer Country
- D21SUnited States
- M20 industrial quadrupedChina
Year First Available
- D21S—
- M20 industrial quadruped2017
Verified Deployments
- D21S0 Deployments
- M20 industrial quadruped0 Deployments
Layer 2: Operational
Price
- D21SContact for quote
- M20 industrial quadruped$50,000–$84,999 USD
Battery / Shift Runtime
- D21S—
- M20 industrial quadruped3 hrs
Availability Status
- D21SACTIVE
- M20 industrial quadrupedACTIVE
Layer 3: Category Specific
Payload Capacity
- D21S2.5 kg
- M20 industrial quadruped15 kg
Max Speed
- D21S—
- M20 industrial quadruped5 m/s
| ||
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | United States | China |
| Year First Available (values differ) | — | 2017 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price (values differ) | Contact for quote | $50,000–$84,999 USD |
| Battery / Shift Runtime (priority for Warehousing & Logistics buyers) (values differ) | — | 3 hrs |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Payload Capacity (priority for Warehousing & Logistics buyers) (values differ) | 2.5 kg | 15 kg |
| Max Speed (values differ) | — | 5 m/s |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Reach, 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 | D21S | M20 industrial quadruped |
|---|---|---|
| Investment | No price | $67,500 |
| Payback period | — | 16.2 mo |
| Net savings (5 yr) | — | $182,501 |
| ROI (5 yr) | — | +270% |
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 M20 industrial quadruped?
D21S is made by Aerobotix, based in US. M20 industrial quadruped is made by Hangzhou DEEP Robotics Co., Ltd., based in CN.
How do D21S and M20 industrial quadruped compare on the Robo Score?
D21S scores 53.2 on the Robo Score. M20 industrial quadruped scores 63.0. 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 M20 industrial quadruped 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 M20 industrial quadruped?
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
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A 90-day playbook to deploy a security robot
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Security robot platform decision framework
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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
D21S vs M20 industrial quadruped 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.