Model comparison
Chatgpt 4o Latest 20250326 vs Nova 2.0 Pro Preview
Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 33.4 on the Noometry Index.
Last verified . 0 shared benchmarks.
Summary
- The widest gap is in reasoning, where Chatgpt 4o Latest 20250326 leads 33.8 to 22.4.
Side by side
| Chatgpt 4o Latest 20250326 | Nova 2.0 Pro Preview | |
|---|---|---|
| Provider | OpenAI | Amazon |
| Noometry Index | 43.8 | 33.4 |
| Released | — | 2025-12-02 |
| Weights | Proprietary | Proprietary |
| Context window | — | — |
| Max output | — | — |
| Input $ / M tokens | — | — |
| Output $ / M tokens | — | — |
| Results tracked | 21 | 3 |
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Category by category
Coding Too close to call
Chatgpt 4o Latest 20250326: 41.6 (#122), Nova 2.0 Pro Preview: 40.8 (#133)
| Benchmark | Chatgpt 4o Latest 20250326 | Nova 2.0 Pro Preview |
|---|---|---|
| SciCode | — | 42.7% |
| LMArena Coding | 1413 | — |
Agentic & Tool Use Not comparable
Chatgpt 4o Latest 20250326: —, Nova 2.0 Pro Preview: 21.9 (#136)
| Benchmark | Chatgpt 4o Latest 20250326 | Nova 2.0 Pro Preview |
|---|---|---|
| GDP.pdf | — | 2% |
Reasoning Chatgpt 4o Latest 20250326 leads
Chatgpt 4o Latest 20250326: 33.8 (#71), Nova 2.0 Pro Preview: 22.4 (#194)
| Benchmark | Chatgpt 4o Latest 20250326 | Nova 2.0 Pro Preview |
|---|---|---|
| Kagi LLM Benchmark | 75% | — |
| CritPt | — | 0% |
| LMArena Hard Prompts | 1424 | — |
Math Not comparable
Chatgpt 4o Latest 20250326: 38.6 (#134), Nova 2.0 Pro Preview: —
| Benchmark | Chatgpt 4o Latest 20250326 | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Math | 1407 | — |
Knowledge Not comparable
Chatgpt 4o Latest 20250326: 39.2 (#137), Nova 2.0 Pro Preview: —
| Benchmark | Chatgpt 4o Latest 20250326 | Nova 2.0 Pro Preview |
|---|---|---|
| Confabulations | 16.6% | — |
| LMArena Expert | 1401 | — |
Multimodal Not comparable
Chatgpt 4o Latest 20250326: 39.6 (#58), Nova 2.0 Pro Preview: —
| Benchmark | Chatgpt 4o Latest 20250326 | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Vision | 1243 | — |
Multilingual Not comparable
Chatgpt 4o Latest 20250326: 52.9 (#76), Nova 2.0 Pro Preview: —
| Benchmark | Chatgpt 4o Latest 20250326 | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Non-English | 1419 | — |
| LMArena Chinese | 1457 | — |
| LMArena French | 1446 | — |
| LMArena German | 1423 | — |
| LMArena Japanese | 1405 | — |
| LMArena Korean | 1396 | — |
| LMArena Russian | 1429 | — |
| LMArena Spanish | 1434 | — |
Instruction Following Not comparable
Chatgpt 4o Latest 20250326: 74.0 (#107), Nova 2.0 Pro Preview: —
| Benchmark | Chatgpt 4o Latest 20250326 | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Instruction Following | 1403 | — |
Long Context Not comparable
Chatgpt 4o Latest 20250326: 43.1 (#107), Nova 2.0 Pro Preview: —
| Benchmark | Chatgpt 4o Latest 20250326 | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Longer Query | 1413 | — |
Writing & Preference Not comparable
Chatgpt 4o Latest 20250326: 62.6 (#72), Nova 2.0 Pro Preview: —
| Benchmark | Chatgpt 4o Latest 20250326 | Nova 2.0 Pro Preview |
|---|---|---|
| LMArena Text | 1429 | — |
| LMArena Creative Writing | 1405 | — |
| EQ-Bench Creative Writing | 1501 | — |
| LMArena Multi-Turn | 1454 | — |
Frequently asked questions
Is Chatgpt 4o Latest 20250326 better than Nova 2.0 Pro Preview?
Chatgpt 4o Latest 20250326 is the stronger model overall, scoring 43.8 to 33.4 on the Noometry Index.
Is Chatgpt 4o Latest 20250326 or Nova 2.0 Pro Preview better for coding?
They score almost the same on coding (41.6 vs 40.8); test both on your own repository before choosing.
How many benchmarks do Chatgpt 4o Latest 20250326 and Nova 2.0 Pro Preview share?
0 benchmarks have published results for both models. Chatgpt 4o Latest 20250326 has 21 scored results on Noometry and Nova 2.0 Pro Preview has 3.