D21S vs FX Aegis
Side-by-side comparison of D21S (Aerobotix) and FX Aegis (Faraday Future Intelligent Electric Inc.) — 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
- D21SUnited States
- FX AegisUnited States
Year First Available
- D21S—
- FX Aegis2026
Verified Deployments
- D21S0 Deployments
- FX Aegis0 Deployments
Layer 2: Operational
Price
- D21SContact for quote
- FX Aegis$2,490 USD
Battery / Shift Runtime
- D21S—
- FX Aegis2 hrs
Availability Status
- D21SACTIVE
- FX AegisACTIVE
Layer 3: Category Specific
Payload Capacity
- D21S2.5 kg
- FX Aegis10 kg
Max Speed
- D21S—
- FX Aegis3.7 m/s
| ||
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country | United States | United States |
| Year First Available (values differ) | — | 2026 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price (values differ) | Contact for quote | $2,490 USD |
| Battery / Shift Runtime (priority for Home & Household buyers) (values differ) | — | 2 hrs |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Payload Capacity (values differ) | 2.5 kg | 10 kg |
| Max Speed (values differ) | — | 3.7 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 | FX Aegis |
|---|---|---|
| Investment | No price | $2,490 |
| Payback period | — | < 1 mo |
| Net savings (5 yr) | — | $247,510 |
| ROI (5 yr) | — | +9940% |
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 FX Aegis?
D21S is made by Aerobotix, based in US. FX Aegis is made by Faraday Future Intelligent Electric Inc., based in US.
How do D21S and FX Aegis compare on the Robo Score?
D21S scores 53.2 on the Robo Score. FX Aegis scores 53.3. 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 D21S and FX Aegis 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 FX Aegis?
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
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10 min readReading the Spec Sheet
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About this comparison
D21S vs FX Aegis 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.