Updated March 25, 2026· Based on independent benchmark data
Xiaomi: MiMo-V2-Pro and xAI: Grok 4 are virtually tied on intelligence (49.2 vs 48.5). Xiaomi: MiMo-V2-Pro is 3.0x cheaper at $1.00/1M tokens vs $3.00/1M. For speed, xAI: Grok 4 wins at 124 tok/s vs 0 tok/s.
| Metric | Xiaomi: MiMo-V2-Pro | xAI: Grok 4 |
|---|---|---|
| Intelligence Score | 49.2 | 48.5 |
| Coding Score | 41.4 | 42.2 |
| Math Score | N/A | N/A |
| Speed (tok/s) | 0 tok/s | 124 tok/s |
| Latency (TTFT) | 0.00s | 15.96s |
| Input Price / 1M tokens | $1.00 | $3.00 |
| Output Price / 1M tokens | $3.00 | $15 |
| Context Window | 1.0M |
Xiaomi: MiMo-V2-Pro and xAI: Grok 4 perform similarly on overall intelligence, scoring 49.2 and 48.5 respectively. Their coding capabilities are closely matched (41.4 vs 42.2).
xAI: Grok 4 generates output significantly faster at 124 tok/s compared to Xiaomi: MiMo-V2-Pro's 0 tok/s, making it Infinityx faster for streaming responses. Time to first token is 0.00s for Xiaomi: MiMo-V2-Pro vs 15.96s for xAI: Grok 4, which affects perceived responsiveness in interactive applications.
Xiaomi: MiMo-V2-Pro is more affordable at $1.00/1M input tokens ($3.00/1M output), while xAI: Grok 4 costs $3.00/1M input ($15/1M output). That makes xAI: Grok 4 3.0x more expensive per token, which can add up significantly at scale. For a typical workload of 100 requests per day at 2,000 tokens each, Xiaomi: MiMo-V2-Pro would cost approximately $6.00/month vs $18.00/month for xAI: Grok 4 in input costs alone.
Xiaomi: MiMo-V2-Pro offers a larger context window at 1.0M tokens compared to xAI: Grok 4's 256K. This means Xiaomi: MiMo-V2-Pro can process roughly 524 pages of text in a single request vs 128 pages for xAI: Grok 4.
Choose Xiaomi: MiMo-V2-Pro when you need lower cost, larger context window (1.0M). Choose xAI: Grok 4 when you need faster output (124 tok/s).
xAI: Grok 4 scores higher on coding benchmarks (42.2 vs 41.4), making it the better choice for programming tasks.
Xiaomi: MiMo-V2-Pro is cheaper at $1.00/1M input tokens vs $3.00/1M for xAI: Grok 4.
xAI: Grok 4 is faster, producing output at 124 tok/s compared to Xiaomi: MiMo-V2-Pro's 0 tok/s.
No, Xiaomi: MiMo-V2-Pro does not support image input. However, xAI: Grok 4 does support images.
Benchmark data by Artificial Analysis
Data last synced: March 25, 2026
| 256K |
| Max Output Tokens | 131K | N/A |
| Input Modalities | Text | Image + Text |
| Output Modalities | Text | Text |
| Free Tier | No | No |
Xiaomi: MiMo-V2-Pro has a larger context window at 1.0M compared to xAI: Grok 4's 256K.
Both models perform similarly on intelligence benchmarks. Choose based on specific needs: pricing, speed, context window, or provider ecosystem.