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Digit vs Sophia

Digit, from Agility Robotics, lists at ~$250k to buy; also offered as Robots-as-a-Service. Agility cites ~$2–3/hr lifetime operating cost (company estimate).; Sophia, from Hanson Robotics, at Not sold to consumers — a research and exhibition platform. The desktop Little Sophia retails around $149.. Here's how the two compare across price, realism, specifications and availability.

DigitAgility Robotics
SophiaHanson Robotics
StatusShippingShipping
TypeHumanoidHumanoid
FormFull bodyTorso
Presents asNon-genderedFemale-presenting
Price~$250k to buy; also offered as Robots-as-a-Service. Agility cites ~$2–3/hr lifetime operating cost (company estimate).Not sold to consumers — a research and exhibition platform. The desktop Little Sophia retails around $149.
Subscription
AvailabilityIn commercial warehousesOperational since 2016
OriginUSAHong Kong
Realism index22/10040/100
Height175 cm · 5 ft 9 in~167 cm · 5 ft 6 in (with legs; usually shown as a torso on a base)
Weight~65 kg · 143 lb
Skin & materialsIndustrial shells — no synthetic skinFrubber face and neck; transparent rear skull; decorative body
ActuationElectric actuators; reverse-jointed bipedal legs; two manipulator arms30+ motors in the head and face
PowerSwappable battery
Runtime4–8 hours (task-dependent)
AI & conversationVision-based autonomy on Agility's Arc cloud fleet platform; NVIDIA-backedHybrid — scripted dialogue, a chatbot, OpenCog reasoning and LLMs; neural-net face and emotion recognition
VoiceSynthesised speech; primarily English
MobilityBipedal — walks ~1.5 m/s; handles stairs and tight aislesVery limited — static or wheeled; a legged variant has been demoed but barely walks
ExpressionsNone — status shown via an LED head60+ facial expressions; gaze tracking
LanguagesPrimarily English; multilingual demos
ConnectivityWi-Fi; LiDAR + depth cameras; Agility Arc cloudWi-Fi; cameras in the eyes and chest