Noometry

Model comparison

Gemini 1.0 Pro vs Gemini 2.5 Flash-Lite

Gemini 2.5 Flash-Lite is the stronger model overall, scoring 36.4 to 27.1 on the Noometry Index.

Last verified . 18 shared benchmarks.

Gemini 1.0 Pro Google

27.1

Rank #327 Confirmed

Gemini 2.5 Flash-Lite Google

36.4

Rank #208 Confirmed

Summary

  • They share 18 benchmarks with published results for both. Gemini 1.0 Pro scores higher in 1 category and Gemini 2.5 Flash-Lite in 7 categories; 7 gaps are clear of the uncertainty.
  • The widest gap is in math, where Gemini 2.5 Flash-Lite leads 35.5 to 8.7.
  • The biggest single-benchmark swing is DTBench: 45.9% for Gemini 1.0 Pro and 62.8% for Gemini 2.5 Flash-Lite.

Side by side

Gemini 1.0 ProGemini 2.5 Flash-Lite
ProviderGoogleGoogle
Noometry Index27.136.4
Released2023-12-132025-06-17
WeightsProprietaryProprietary
Context window—1.05M
Max output—66K
Input $ / M tokens—$0.10
Output $ / M tokens—$0.40
Results tracked2433

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Category by category

Coding Gemini 2.5 Flash-Lite leads

Gemini 1.0 Pro: 31.6 (#270), Gemini 2.5 Flash-Lite: 38.0 (#167)

BenchmarkGemini 1.0 ProGemini 2.5 Flash-Lite
LMArena Coding11081373
WeirdML—35.2%
ALE-Bench—325.9
HumanEval+55.5%—
MBPP+61.4%—

Agentic & Tool Use Not comparable

Gemini 1.0 Pro: —, Gemini 2.5 Flash-Lite: 27.8 (#89)

BenchmarkGemini 1.0 ProGemini 2.5 Flash-Lite
Berkeley Function Calling Leaderboard—36.9%

Reasoning Gemini 2.5 Flash-Lite leads

Gemini 1.0 Pro: 16.4 (#292), Gemini 2.5 Flash-Lite: 21.5 (#196)

BenchmarkGemini 1.0 ProGemini 2.5 Flash-Lite
LMArena Hard Prompts11091377
DTBench45.9%62.8%
Epoch Capabilities Index116.97133.93
Kagi LLM Benchmark—40.5%
LMCA—18.1%

Math Gemini 2.5 Flash-Lite leads

Gemini 1.0 Pro: 8.7 (#315), Gemini 2.5 Flash-Lite: 35.5 (#144)

BenchmarkGemini 1.0 ProGemini 2.5 Flash-Lite
LMArena Math11321373
OTIS Mock AIME 2024-20251.1%—
Omni-MATH—48%
MATH Level 511.2%—

Knowledge Gemini 2.5 Flash-Lite leads

Gemini 1.0 Pro: 15.5 (#286), Gemini 2.5 Flash-Lite: 32.1 (#206)

BenchmarkGemini 1.0 ProGemini 2.5 Flash-Lite
LMArena Expert10591373
GPQA Diamond34%—
MMLU-Pro—53.7%
Vectara Hallucination Rate—3.3%
GPQA (HELM)—30.9%
MMLU70%—

Multimodal Not comparable

Gemini 1.0 Pro: —, Gemini 2.5 Flash-Lite: 28.6 (#109)

BenchmarkGemini 1.0 ProGemini 2.5 Flash-Lite
LMArena Vision—1198
VPCT—30%

Multilingual Gemini 2.5 Flash-Lite leads

Gemini 1.0 Pro: 33.5 (#247), Gemini 2.5 Flash-Lite: 49.5 (#129)

BenchmarkGemini 1.0 ProGemini 2.5 Flash-Lite
LMArena Non-English11381369
LMArena Chinese11241404
LMArena French11441388
LMArena German11251390
LMArena Japanese10231359
LMArena Russian11861373
LMArena Spanish11181396
LMArena Korean—1358

Instruction Following Gemini 2.5 Flash-Lite leads

Gemini 1.0 Pro: 57.9 (#262), Gemini 2.5 Flash-Lite: 70.2 (#163)

BenchmarkGemini 1.0 ProGemini 2.5 Flash-Lite
LMArena Instruction Following11141366
IFEval—81%

Long Context Too close to call

Gemini 1.0 Pro: 34.3 (#244), Gemini 2.5 Flash-Lite: 33.3 (#257)

BenchmarkGemini 1.0 ProGemini 2.5 Flash-Lite
LMArena Longer Query11321373
Fiction.LiveBench—47.2%

Writing & Preference Gemini 2.5 Flash-Lite leads

Gemini 1.0 Pro: 36.2 (#259), Gemini 2.5 Flash-Lite: 57.0 (#130)

BenchmarkGemini 1.0 ProGemini 2.5 Flash-Lite
LMArena Text11491379
LMArena Creative Writing11301366
LMArena Multi-Turn11391367
WildBench—81.8%

Frequently asked questions

Is Gemini 1.0 Pro better than Gemini 2.5 Flash-Lite?

Gemini 2.5 Flash-Lite is the stronger model overall, scoring 36.4 to 27.1 on the Noometry Index.

Is Gemini 1.0 Pro or Gemini 2.5 Flash-Lite better for coding?

Gemini 2.5 Flash-Lite scores higher on coding benchmarks: 38.0 versus 31.6 in the Noometry coding category.

How many benchmarks do Gemini 1.0 Pro and Gemini 2.5 Flash-Lite share?

18 benchmarks have published results for both models. Gemini 1.0 Pro has 24 scored results on Noometry and Gemini 2.5 Flash-Lite has 33.

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