Head to head

Sony aibo (ERS-1000) vs Unitree Robotics Go2

A side-by-side comparison of price, specs, and estimated resale value — verified against each manufacturer, in your selected currency and units.

More affordableGo2Unitree Robotics Go2 is cheaper new
Holds value better (modeled)aibo (ERS-1000)Sony aibo (ERS-1000) — ≈40%/yr vs ≈48%/yr modeled depreciation
TallerGo2Unitree Robotics Go2 (0.4 m)
HeavierGo2Unitree Robotics Go2 (15 kg)
More degrees of freedomaibo (ERS-1000)Sony aibo (ERS-1000) (22 DoF)
Sony aibo (ERS-1000)Sonyaibo (ERS-1000)Unitree Robotics Go2Unitree RoboticsGo2
MakerSonyUnitree Robotics
FormQuadrupedQuadruped
TierConsumerHobbyist
AvailabilityShippingShipping
New price$1,700$1,600
Est. used (placeholder)$15$19$203$248
Height1'0"1'4"
Weight5 lb33 lb
DoF2212
Debut20172023
Perfect forHome, ServiceResearch

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Frequently asked

Is the Sony aibo (ERS-1000) or the Unitree Robotics Go2 cheaper?

Unitree Robotics Go2 is cheaper new.

Which is bigger, the aibo (ERS-1000) or the Go2?

Unitree Robotics Go2 (0.4 m) is the larger of the two on this measure.

Which has more degrees of freedom?

Sony aibo (ERS-1000) (22 DoF).

Sony aibo (ERS-1000) vs Unitree Robotics Go2: which should you choose?

Both are quadruped humanoids. Unitree Robotics Go2 is cheaper new, while the aibo (ERS-1000) suits Home, Service and the Go2 suits Research. Compare the verified specs above and see each model page for depreciation and resale estimates.

More comparisons

Used-value figures are clearly-labeled placeholder estimates from a tier-rate model — not data-backed appraisals. Specs and prices are verified against each manufacturer. How we value → · Build your own comparison →