Updated March 26, 2026· Based on independent benchmark data
MiMo-V2-Pro and Grok 4.20 Beta 0309 (Reasoning) are virtually tied on intelligence (49.2 vs 48.5). MiMo-V2-Pro is 2.0x cheaper at $1.00/1M tokens vs $2.00/1M. For speed, Grok 4.20 Beta 0309 (Reasoning) wins at 246 tok/s vs 91 tok/s.
| Metric | MiMo-V2-Pro | Grok 4.20 Beta 0309 (Reasoning) |
|---|---|---|
| Intelligence Score | 49.2 | 48.5 |
| Coding Score | 41.4 | 42.2 |
| Math Score | N/A | N/A |
| Speed (tok/s) | 91 tok/s | 246 tok/s |
| Latency (TTFT) | 1.55s | 11.75s |
| Input Price / 1M tokens | $1.00 | $2.00 |
| Output Price / 1M tokens | $3.00 | $6.00 |
| Context Window | N/A |
MiMo-V2-Pro and Grok 4.20 Beta 0309 (Reasoning) perform similarly on overall intelligence, scoring 49.2 and 48.5 respectively. Their coding capabilities are closely matched (41.4 vs 42.2).
Grok 4.20 Beta 0309 (Reasoning) generates output significantly faster at 246 tok/s compared to MiMo-V2-Pro's 91 tok/s, making it 2.7x faster for streaming responses. Time to first token is 1.55s for MiMo-V2-Pro vs 11.75s for Grok 4.20 Beta 0309 (Reasoning), which affects perceived responsiveness in interactive applications.
MiMo-V2-Pro is more affordable at $1.00/1M input tokens ($3.00/1M output), while Grok 4.20 Beta 0309 (Reasoning) costs $2.00/1M input ($6.00/1M output). For a typical workload of 100 requests per day at 2,000 tokens each, MiMo-V2-Pro would cost approximately $6.00/month vs $12.00/month for Grok 4.20 Beta 0309 (Reasoning) in input costs alone.
Choose MiMo-V2-Pro when you need lower cost. Choose Grok 4.20 Beta 0309 (Reasoning) when you need faster output (246 tok/s).
Grok 4.20 Beta 0309 (Reasoning) scores higher on coding benchmarks (42.2 vs 41.4), making it the better choice for programming tasks.
MiMo-V2-Pro is cheaper at $1.00/1M input tokens vs $2.00/1M for Grok 4.20 Beta 0309 (Reasoning).
Grok 4.20 Beta 0309 (Reasoning) is faster, producing output at 246 tok/s compared to MiMo-V2-Pro's 91 tok/s.
No, MiMo-V2-Pro does not support image input. Neither model supports image input.
Data last synced: March 26, 2026
| N/A |
| Max Output Tokens | N/A | N/A |
| Input Modalities | Text | Text |
| Output Modalities | Text | Text |
| Free Tier | No | No |
Both models perform similarly on intelligence benchmarks. Choose based on specific needs: pricing, speed, context window, or provider ecosystem.