Grok 3 vs Grok 4
Grok 3 leads in 3 of 8 categories
Arena ELO
Grok 4
Cheaper
Grok 3
Faster
Grok 3
Detailed Comparison
| Category | Grok 3 | Grok 4 |
|---|---|---|
| Provider | xAI | xAI |
| Context Window | 131K | 256K WIN |
| Input Price ($/1M) | $3 WIN | $5 |
| Output Price ($/1M) | $15 WIN | $25 |
| Arena ELO | 1325 | 1330 WIN |
| Coding | unknown | unknown |
| Reasoning | 93.3% AIME 2025 | unknown |
| Speed (tokens/sec) | ~55 t/s WIN | ~45 t/s |
| Open Source | No | No |
Frequently Asked Questions
Which is cheaper, Grok 3 or Grok 4?
Grok 3 is approximately 40% cheaper than Grok 4 per million tokens.
Which is better for coding, Grok 3 or Grok 4?
Grok 3 scores unknown on coding benchmarks, while Grok 4 scores unknown.
Which has a larger context window?
Grok 3 supports 131K context, while Grok 4 supports 256K.
Is Grok 3 or Grok 4 open source?
Grok 3 is proprietary. Grok 4 is proprietary.
Which ranks higher on the Chatbot Arena leaderboard?
Grok 4 ranks higher with ELO 1330 vs 1325.
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