Model comparison · robotics
SmolVLA 450M vs GR00T N1.7 3B
Symmetrical, primary-source facts with unknown values left visible. No winner is assigned without comparable measurements.
FieldAt a glance
Hugging Face LeRobot · activeSmolVLA 450MVerified Aug 28, 2026
NVIDIA · activeGR00T N1.7 3BVerified Aug 28, 2026
Technical differences
Side-by-side facts
| Field | SmolVLA 450M | GR00T N1.7 3B |
|---|---|---|
| Developer | Hugging Face LeRobot | NVIDIA |
| Family | SmolVLA | Isaac GR00T |
| Model | SmolVLA 450M | GR00T N1.7 3B |
| Version | 450M | N1.7 |
| Lifecycle | active | active |
| Input modalities | Text, Image, Robot state | Text, Image, Robot state |
| Output modalities | Robot action | Robot action |
| Context window | Unknown | Unknown |
| Total parameters | 450000000 | 3000000000 |
| Active parameters | Unknown | Unknown |
| License | apache-2.0 | apache-2.0 |
| Open weights | Yes | Yes |
| API available | No | No |
| Self-hostable | Yes | Yes |
| Capabilities | asynchronous-inference, fine-tuning, low-cost-hardware, manipulation | cross-embodiment, dexterous-manipulation, whole-body-control, fine-tuning |
| Robotics model type | Vision-language-action model | Vision-language-action model |
| Action representation | Continuous action chunks from a flow-matching action expert | Predictive chunks of relative joint motions |
| Control architecture | SmolVLM2 backbone with flow-matching action expert | Vision-language backbone with action expert |
| Inference location | On device | On device |
| Native control rate (Hz) | Unknown | Unknown |
| Supported embodiments | SO-100, SO-101, LeKiwi, LIBERO Franka | Unitree G1, AgiBot Genie-1, Fourier GR-1, bimanual manipulation platforms |
| Training data | Compatibly licensed LeRobot community datasets totaling fewer than 30,000 episodes in the cited release. | Mixture of real teleoperation, synthetic robot data, and internet-scale video described by NVIDIA. |
19 comparable fields · 10 material differences · Pair passes the primary-source comparison gate
Primary benchmark evidence
Comparable performance
No protocol-matched benchmark yet.Results appear here only when both models share the same benchmark version, metric, evaluation protocol, and evidence class.
SmolVLA 450M capabilities
Input price—
Output price—
Serving providers0
Canonical IDlerobot/smolvla_base
GR00T N1.7 3B capabilities
Input price—
Output price—
Serving providers0
Canonical IDnvidia/GR00T-N1.7-3B
Internal comparison graph
Related comparisons
Primary evidence