FX Aegis vs HD2-S Mastiff
Side-by-side comparison of FX Aegis (Faraday Future Intelligent Electric Inc.) and HD2-S Mastiff (SuperDroid Robots) — specs, pricing, Robo Index, and verified deployments. Updated daily.
Optimize comparison for buyer
Optimized for Agriculture buyers. Priority specs lifted to the top and marked with a target.
Layer 1: Identity & Trust
Manufacturer Country
- FX AegisUnited States
- HD2-S MastiffUnited States
Year First Available
- FX Aegis2026
- HD2-S Mastiff2021
Verified Deployments
- FX Aegis0 Deployments
- HD2-S Mastiff0 Deployments
Layer 2: Operational
Price
- FX Aegis$2,490 USD
- HD2-S Mastiff$34,000–$45,000 USD
Battery / Shift Runtime
- FX Aegis2 hrs
- HD2-S Mastiff8 hrs
Availability Status
- FX AegisACTIVE
- HD2-S MastiffACTIVE
Layer 3: Category Specific
Payload Capacity
- FX Aegis10 kg
- HD2-S Mastiff9.1 kg
Reach
- FX Aegis—
- HD2-S Mastiff900 mm
Max Speed
- FX Aegis3.7 m/s
- HD2-S Mastiff0.6 m/s
| | |
|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country | United States | United States |
| Year First Available (values differ) | 2026 | 2021 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price (values differ) | $2,490 USD | $34,000–$45,000 USD |
| Battery / Shift Runtime (priority for Agriculture buyers) (values differ) | 2 hrs | 8 hrs |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
| Payload Capacity (priority for Agriculture buyers) (values differ) | 10 kg | 9.1 kg |
| Reach (values differ) | — | 900 mm |
| Max Speed (values differ) | 3.7 m/s | 0.6 m/s |
Insufficient data for full comparison
The following fields had no data for any of the selected robots: 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 | FX Aegis | HD2-S Mastiff |
|---|---|---|
| Investment | $2,490 | $39,500 |
| Payback period | < 1 mo | 9.5 mo |
| Net savings (5 yr) | $247,510 | $210,500 |
| ROI (5 yr) | +9940% | +533% |
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 FX Aegis and HD2-S Mastiff?
FX Aegis is made by Faraday Future Intelligent Electric Inc., based in US. HD2-S Mastiff is made by SuperDroid Robots, based in US.
When were FX Aegis and HD2-S Mastiff launched?
FX Aegis launched in 2026. HD2-S Mastiff launched in 2021.
How do FX Aegis and HD2-S Mastiff compare on the Robo Index?
FX Aegis grades BBB on the Robo Index. HD2-S Mastiff 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 FX Aegis and HD2-S Mastiff 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 FX Aegis and HD2-S Mastiff?
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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Security robot platform decision framework
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Build vs buy vs lease: which model fits a first deployment
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The hidden specs vendors hope you'll miss
10 min readReading the Spec Sheet
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About this comparison
FX Aegis vs HD2-S Mastiff 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 Index is calculated.