Side-by-side comparison of D2 Delivery Robot (Optimus Robo) and Erica (Ishiguro Lab, Kyoto University, and ATR) — specs, pricing, Robolist Product 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.
Manufacturer Country


Year First Available


Verified Deployments


Price Range (USD)


Battery / Shift Runtime


Availability Status


Cross-Category Comparison
Showing shared foundation fields. Select robots from the same category for full spec comparison.
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|---|---|---|
| Layer 1: Identity & Trust | ||
| Manufacturer Country (values differ) | Singapore | — |
| Year First Available (values differ) | — | 2015 |
| Verified Deployments | 0 Deployments | 0 Deployments |
| Layer 2: Operational | ||
| Price Range (USD) (values differ) | $10,995 | Contact for quote |
| Battery / Shift Runtime (priority for Hospitality & F&B buyers) (values differ) | 8 hrs | — |
| Availability Status | ACTIVE | ACTIVE |
| Layer 3: Category Specific | ||
Cross-Category Comparison Showing shared foundation fields. Select robots from the same category for full spec comparison. | ||
Insufficient data for full comparison
The following fields had no data for any of the selected robots: Reach, Max Speed, IP Rating
Frequently asked
D2 Delivery Robot is made by Optimus Robo, based in SG. Erica is made by Ishiguro Lab, Kyoto University, and ATR.
D2 Delivery Robot scores 46/100. Erica scores 17/100. The Product Score blends specs, pricing transparency, verified deployments, and independent media coverage — see methodology for the full breakdown.
D2 Delivery Robot is categorized as Delivery; Erica as Research. The Product Score is calculated per category, so the absolute scores reflect their respective category tiers.
Hardware cost is one input. Delivery And Research TCO also includes integration, training, downtime, and end-of-life. Our breakdown: The real cost of a research platform.
Spec sheets only show part of the story. Useful vendor questions cover support, lifecycle, integration cost, and references. We have a buyer-focused checklist: Delivery Robot Vendor Selection: Insurance, Telemetry, and Fallback Procedures.
Going deeper — picking the right robot
Delivery Robot Vendor Selection: Insurance, Telemetry, and Fallback Procedures
9 min readDelivery Robots
Last-Mile Delivery Pilots: 90 Days to a Decision
7 min readDelivery Robots
Indoor vs Outdoor Delivery: Why the Cost Gap Is Larger Than It Looks
7 min readDelivery Robots
The real cost of a research platform
7 min readResearch & Lab Robots
The research-robot procurement RFP: questions and red flags
11 min readResearch & Lab Robots
D2 Delivery Robot vs Erica compares two robots in the delivery and research categories. All data is sourced from manufacturer spec sheets, verified deployments, and third-party filings; see our methodology for how the Robolist Product Score is calculated.