By Sony Group Corporation · Japan · Companion robots
RankedRobot score: #7 of 10 companion robots · score 46.5 · evidence grade B19 sourced values · 5 not disclosed (79% disclosed)Checked by our QA desk on 2026-10-20Official pageReport an error
Where the published figures sit among the 14 companion robots in our database. Only robots whose makers publish the same figure are counted.
| Figure | Sony Group Corporation aibo (ERS-1000) | Median | Range | Robots publishing it |
|---|---|---|---|---|
| Weight | 2.2 kg | 1 kg0.2 kg – 9.1 kg · 9 robots | 0.2 kg – 9.1 kg | 9 |
| Runtime | 2 h | 2.5 h90 min – 8 h · 9 robots | 90 min – 8 h | 9 |
| Cameras | 2 | 11 – 2 · 7 robots | 1 – 2 | 7 |
Its lowest published US-dollar price, US$2,899, is above 10 and below 0 of the 11 companion robots with a published US-dollar price (median US$429).
Sony Group Corporation publishes 19 of the 24 figures we track for the Sony Group Corporation aibo (ERS-1000) (79%). The median across the 14 companion robots in our database is 70%, so it discloses more than 12 of them.
Background reading: Companion robots in 2026.
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Prices change often; the maker's page is authoritative. Amazon prices are shown only through Amazon's own links.
Every value shows its confidence: Manufacturer stated by the maker · Verified independently confirmed · Estimate our calculation from official figures · Reported credible media, retailer or trade-show report, not confirmed by the maker · ⚠ Unconfirmed leak, rumour or single source — treat with caution · Not disclosed not published. Every value, whatever its confidence, links to its source. How we source specs.
| Announced | |
|---|---|
| Status |
| Dimensions | |
|---|---|
| Weight | |
| Form factor | |
| IP rating |
| Interaction | Face/voice/touch recognition, autonomous personality development, tricks, cloud-based memory of people and experiencesManufacturerSource: us.aibo.com (2026-10-07) |
|---|---|
| Voice assistant | |
| Mobility | Autonomous quadruped walking with SLAM-based indoor navigationManufacturerSource: helpguide.sony.net (2026-09-26) |
| App | |
| Privacy features | |
| Subscription | aibo AI Cloud Plan required for full functionality: 3 years included with purchase, then $300/year renewalManufacturerSource: us.aibo.com (2026-09-26) |
| Cameras | |
|---|---|
| Microphones |
| Battery | |
|---|---|
| Runtime | 2 hManufacturerSource: helpguide.sony.net (2026-10-07)Conditions: standard mode operation, as stated by manufacturer |
| Regions sold |
|---|
Cite: RankedRobot, https://rankedrobot.com/robots/sony-aibo-ers-1000/ (checked 2026-10-20) · Open data · Robot 500: #7 of 10 companion robots, grade B
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