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Apollo vs Walker S2

Apollo from Apptronik and Walker S2 from UBTech target overlapping use cases, so the decision usually comes down to price, payload and how soon you can actually take delivery. At least one of the two has no public list price, so budget planning means talking to the maker directly. Apollo carries more payload, which matters for material handling work. Availability also differs, so check the shipping window before committing.

Apptronik Apollo humanoid robot

Apollo

Apptronik

Modular industrial humanoid with swappable batteries

Full dossier
UBTech Walker S2 humanoid robot

Walker S2

UBTech

The first humanoid that swaps its own battery

Full dossier

Maker

ApptronikUBTech

Price

POAPOA

Availability

Pilots onlyAvailable now

Launch year

20232025

Height

173 cm176 cm

Weight

72 kg74 kg

Payload

25 kg15 kg

Runtime

4 h2 h

Degrees of freedom

3052

Capabilities

Case handling, Machine tending, Trailer unloading, Swappable batteries, Human-safe operation, Voice taskingAutonomous battery swap, Quality inspection, Material handling, Sorting, Multi-robot coordination, 24/7 operation

Pick Apollo if

Manufacturers who need 24-hour humanoid shifts

Pick Walker S2 if

Factories wanting continuous humanoid shifts