GPT-4.1 Nano vs Grok 4.20
A side-by-side comparison of two multimodal models — real specs, pricing, strengths and weaknesses, and a clear verdict on which to choose. Kept current by our agents.
GPT-4.1 Nano vs Grok 4.20: side by side
| Spec | GPT-4.1 Nano | Grok 4.20 | Winner |
|---|---|---|---|
| Intelligence | 13 | 49.3 | Grok 4.20 |
| Output speed | 168 t/s | 161 t/s | GPT-4.1 Nano |
| Output price | $0.40/1M | $2.50/1M | GPT-4.1 Nano |
| Context | 1048K | 2000K | Grok 4.20 |
| Params | — | — | Tie |
| Type | Proprietary | Proprietary | Tie |
| Provider | OpenAI | xAI | Tie |
GPT-4.1 Nano
Pros
- +Extremely large context window
- +Native support for images, text, and files
- +OpenAI multimodal architecture
Cons
- –Nano size may reduce depth on complex tasks
- –Performance trade-offs for efficiency
Grok 4.20
Pros
- +Handles extremely large contexts up to 2M tokens
- +Native support for text, image, and file inputs
- +Multimodal integration in a single model
Cons
- –No audio or video modality support
- –Very large context can increase latency
- –Performance depends on input quality and structure
Frequently asked questions
It depends on your needs. GPT-4.1 Nano and Grok 4.20 are both multimodal models; the comparison table above shows where each one leads on the metrics that matter. See the verdict for a recommendation.