Model comparison
Gemini 1.0 Pro vs Gemini 3.8 Flash
Gemini 3.8 Flash is the stronger model overall, scoring 61.8 to 27.3 on the Noometry Index.
Last verified . 20 shared benchmarks.
GoogleSummary
- They share 20 benchmarks with published results for both. Gemini 1.0 Pro scores higher in 0 categories and Gemini 3.8 Flash in 8 categories; 8 gaps are clear of the uncertainty.
- The widest gap is in reasoning, where Gemini 3.8 Flash leads 76.9 to 17.1.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 1.1% for Gemini 1.0 Pro and 98.9% for Gemini 3.8 Flash.
Side by side
| Gemini 1.0 Pro | Gemini 3.8 Flash | |
|---|---|---|
| Provider | ||
| Noometry Index | 27.3 | 61.8 |
| Released | 2023-12-13 | 2026-09-02 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.75 |
| Output $ / M tokens | — | $3.75 |
| Results tracked | 24 | 50 |
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Category by category
Coding Gemini 3.8 Flash leads
Gemini 1.0 Pro: 32.2 (#275), Gemini 3.8 Flash: 59.2 (#15)
| Benchmark | Gemini 1.0 Pro | Gemini 3.8 Flash |
|---|---|---|
| LMArena Coding | 1108 | 1510 |
| DeepSWE | — | 73.8% |
| FrontierCode | — | 41.2% |
| CursorBench | — | 39.6% |
| LMArena WebDev | — | 1584 |
| FrontierSWE | — | 19.6% |
| SciCode | — | 56.6% |
| WeirdML | — | 84.8% |
| ALE-Bench | — | 1,270 |
| HumanEval+ | 55.5% | — |
| MBPP+ | 61.4% | — |
Agentic & Tool Use Not comparable
Gemini 1.0 Pro: —, Gemini 3.8 Flash: 41.8 (#21)
| Benchmark | Gemini 1.0 Pro | Gemini 3.8 Flash |
|---|---|---|
| APEX-Agents | — | 64.3% |
| Remote Labor Index | — | 5.8% |
| GDP.pdf | — | 23.4% |
| Vending-Bench 2 | — | 5,094 |
Reasoning Gemini 3.8 Flash leads
Gemini 1.0 Pro: 17.1 (#296), Gemini 3.8 Flash: 76.9 (#5)
| Benchmark | Gemini 1.0 Pro | Gemini 3.8 Flash |
|---|---|---|
| LMArena Hard Prompts | 1109 | 1508 |
| DTBench | 45.9% | 95.7% |
| Epoch Capabilities Index | 117.04 | 156.71 |
| ARC-AGI-2 | — | 89.2% |
| NYT Connections (extended) | — | 97.4% |
| ARC-AGI-1 | — | 98.5% |
| CritPt | — | 18.3% |
| Chess Puzzles | — | 61% |
| Mystery Game Puzzles | — | 47% |
| LMCA | — | 52.9% |
| Surface Evolver Bench | — | 76.9% |
Math Gemini 3.8 Flash leads
Gemini 1.0 Pro: 9.3 (#321), Gemini 3.8 Flash: 65.3 (#28)
| Benchmark | Gemini 1.0 Pro | Gemini 3.8 Flash |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.1% | 98.9% |
| LMArena Math | 1132 | 1528 |
| FrontierMath (Tiers 1-3) | — | 68.4% |
| FrontierMath Tier 4 | — | 22% |
| ProofBench | — | 48% |
| MATH Level 5 | 11.2% | — |
Knowledge Gemini 3.8 Flash leads
Gemini 1.0 Pro: 15.6 (#291), Gemini 3.8 Flash: 74.8 (#2)
| Benchmark | Gemini 1.0 Pro | Gemini 3.8 Flash |
|---|---|---|
| GPQA Diamond | 34% | 95.4% |
| LMArena Expert | 1059 | 1524 |
| Humanity's Last Exam | — | 44.5% |
| SimpleQA Verified | — | 69.7% |
| MMLU | 70% | — |
Multimodal Not comparable
Gemini 1.0 Pro: —, Gemini 3.8 Flash: 40.7 (#45)
| Benchmark | Gemini 1.0 Pro | Gemini 3.8 Flash |
|---|---|---|
| LMArena Vision | — | 1314 |
| Blueprint-Bench 2 | — | 38.6% |
| Furniture Assembly | — | 31.7% |
Multilingual Gemini 3.8 Flash leads
Gemini 1.0 Pro: 33.4 (#252), Gemini 3.8 Flash: 58.0 (#5)
| Benchmark | Gemini 1.0 Pro | Gemini 3.8 Flash |
|---|---|---|
| LMArena Non-English | 1138 | 1491 |
| LMArena Chinese | 1124 | 1554 |
| LMArena French | 1145 | 1498 |
| LMArena German | 1125 | 1493 |
| LMArena Japanese | 1023 | 1502 |
| LMArena Russian | 1186 | 1515 |
| LMArena Spanish | 1119 | 1485 |
| LMArena Korean | — | 1459 |
Instruction Following Gemini 3.8 Flash leads
Gemini 1.0 Pro: 57.6 (#267), Gemini 3.8 Flash: 78.0 (#13)
| Benchmark | Gemini 1.0 Pro | Gemini 3.8 Flash |
|---|---|---|
| LMArena Instruction Following | 1114 | 1490 |
Long Context Gemini 3.8 Flash leads
Gemini 1.0 Pro: 34.3 (#249), Gemini 3.8 Flash: 46.3 (#24)
| Benchmark | Gemini 1.0 Pro | Gemini 3.8 Flash |
|---|---|---|
| LMArena Longer Query | 1132 | 1508 |
Writing & Preference Gemini 3.8 Flash leads
Gemini 1.0 Pro: 36.0 (#264), Gemini 3.8 Flash: 72.2 (#15)
| Benchmark | Gemini 1.0 Pro | Gemini 3.8 Flash |
|---|---|---|
| LMArena Text | 1149 | 1499 |
| LMArena Creative Writing | 1131 | 1492 |
| LMArena Multi-Turn | 1139 | 1501 |
| EQ-Bench Creative Writing | — | 1748 |
Frequently asked questions
Is Gemini 1.0 Pro better than Gemini 3.8 Flash?
Gemini 3.8 Flash is the stronger model overall, scoring 61.8 to 27.3 on the Noometry Index.
Is Gemini 1.0 Pro or Gemini 3.8 Flash better for coding?
Gemini 3.8 Flash scores higher on coding benchmarks: 59.2 versus 32.2 in the Noometry coding category.
How many benchmarks do Gemini 1.0 Pro and Gemini 3.8 Flash share?
20 benchmarks have published results for both models. Gemini 1.0 Pro has 24 scored results on Noometry and Gemini 3.8 Flash has 50.