Model comparison
Claude 2.1 vs Gemini 3.5 Flash Lite
Gemini 3.5 Flash Lite is the stronger model overall, scoring 41.5 to 25.2 on the Noometry Index.
Last verified . 5 shared benchmarks.
GoogleSummary
- They share 5 benchmarks with published results for both. Claude 2.1 scores higher in 0 categories and Gemini 3.5 Flash Lite in 4 categories; 4 gaps are clear of the uncertainty.
- The widest gap is in knowledge, where Gemini 3.5 Flash Lite leads 50.1 to 15.4.
- The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 1.9% for Claude 2.1 and 71.1% for Gemini 3.5 Flash Lite.
Side by side
| Claude 2.1 | Gemini 3.5 Flash Lite | |
|---|---|---|
| Provider | Anthropic | |
| Noometry Index | 25.2 | 41.5 |
| Released | 2023-11-21 | 2026-07-21 |
| Weights | Proprietary | Proprietary |
| Context window | — | 1.05M |
| Max output | — | 66K |
| Input $ / M tokens | — | $0.30 |
| Output $ / M tokens | — | $2.50 |
| Results tracked | 7 | 39 |
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Category by category
Coding Gemini 3.5 Flash Lite leads
Claude 2.1: 26.2 (#327), Gemini 3.5 Flash Lite: 42.4 (#104)
| Benchmark | Claude 2.1 | Gemini 3.5 Flash Lite |
|---|---|---|
| WeirdML | 7.1% | 39% |
| LMArena WebDev | — | 1440 |
| SciCode | — | 41.3% |
| LMArena Coding | — | 1453 |
| ALE-Bench | — | 765.27 |
Agentic & Tool Use Not comparable
Claude 2.1: —, Gemini 3.5 Flash Lite: 25.7 (#107)
| Benchmark | Claude 2.1 | Gemini 3.5 Flash Lite |
|---|---|---|
| APEX-Agents | — | 29.3% |
| GDP.pdf | — | 10% |
Reasoning Gemini 3.5 Flash Lite leads
Claude 2.1: 21.4 (#221), Gemini 3.5 Flash Lite: 27.8 (#114)
| Benchmark | Claude 2.1 | Gemini 3.5 Flash Lite |
|---|---|---|
| DTBench | 51% | 83.5% |
| Epoch Capabilities Index | 119.27 | 145.13 |
| ARC-AGI-2 | — | 10.3% |
| NYT Connections (extended) | — | 60.4% |
| ARC-AGI-1 | — | 53.5% |
| CritPt | — | 0% |
| Chess Puzzles | — | 22% |
| LMArena Hard Prompts | — | 1441 |
| Mystery Game Puzzles | — | 19% |
| LMCA | — | 37.6% |
| ForecastBench | 54.2 | — |
Math Gemini 3.5 Flash Lite leads
Claude 2.1: 10.2 (#315), Gemini 3.5 Flash Lite: 25.9 (#264)
| Benchmark | Claude 2.1 | Gemini 3.5 Flash Lite |
|---|---|---|
| OTIS Mock AIME 2024-2025 | 1.9% | 71.1% |
| FrontierMath (Tiers 1-3) | — | 26% |
| FrontierMath Tier 4 | — | 0% |
| ProofBench | — | 13% |
| LMArena Math | — | 1433 |
Knowledge Gemini 3.5 Flash Lite leads
Claude 2.1: 15.4 (#292), Gemini 3.5 Flash Lite: 50.1 (#72)
| Benchmark | Claude 2.1 | Gemini 3.5 Flash Lite |
|---|---|---|
| GPQA Diamond | 33% | 83.3% |
| LMArena Expert | — | 1435 |
| MMLU | 73.5% | — |
Multimodal Not comparable
Claude 2.1: —, Gemini 3.5 Flash Lite: 41.1 (#40)
| Benchmark | Claude 2.1 | Gemini 3.5 Flash Lite |
|---|---|---|
| LMArena Vision | — | 1268 |
Multilingual Not comparable
Claude 2.1: —, Gemini 3.5 Flash Lite: 53.5 (#63)
| Benchmark | Claude 2.1 | Gemini 3.5 Flash Lite |
|---|---|---|
| LMArena Non-English | — | 1427 |
| LMArena Chinese | — | 1469 |
| LMArena French | — | 1451 |
| LMArena German | — | 1454 |
| LMArena Japanese | — | 1427 |
| LMArena Korean | — | 1407 |
| LMArena Russian | — | 1443 |
| LMArena Spanish | — | 1442 |
Instruction Following Not comparable
Claude 2.1: —, Gemini 3.5 Flash Lite: 74.8 (#85)
| Benchmark | Claude 2.1 | Gemini 3.5 Flash Lite |
|---|---|---|
| LMArena Instruction Following | — | 1420 |
Long Context Not comparable
Claude 2.1: —, Gemini 3.5 Flash Lite: 43.9 (#84)
| Benchmark | Claude 2.1 | Gemini 3.5 Flash Lite |
|---|---|---|
| LMArena Longer Query | — | 1435 |
Writing & Preference Not comparable
Claude 2.1: —, Gemini 3.5 Flash Lite: 64.2 (#57)
| Benchmark | Claude 2.1 | Gemini 3.5 Flash Lite |
|---|---|---|
| LMArena Text | — | 1435 |
| LMArena Creative Writing | — | 1420 |
| EQ-Bench Creative Writing | — | 1559 |
| LMArena Multi-Turn | — | 1445 |
Frequently asked questions
Is Claude 2.1 better than Gemini 3.5 Flash Lite?
Gemini 3.5 Flash Lite is the stronger model overall, scoring 41.5 to 25.2 on the Noometry Index.
Is Claude 2.1 or Gemini 3.5 Flash Lite better for coding?
Gemini 3.5 Flash Lite scores higher on coding benchmarks: 42.4 versus 26.2 in the Noometry coding category.
How many benchmarks do Claude 2.1 and Gemini 3.5 Flash Lite share?
5 benchmarks have published results for both models. Claude 2.1 has 7 scored results on Noometry and Gemini 3.5 Flash Lite has 39.