Model comparison

Gemini 2.5 Flash-Lite vs Gemini 3.7 Flash

Gemini 3.7 Flash is the stronger model overall, scoring 59.8 to 37.0 on the Noometry Index. Gemini 2.5 Flash-Lite costs 8.6× less per token, which makes it the better buy when Gemini 3.7 Flash's lead doesn't matter for your workload.

Last verified . 22 shared benchmarks.

Gemini 2.5 Flash-Lite Google

37.0

Rank #211 Confirmed

Gemini 3.7 Flash Google

59.8

Rank #14 Confirmed

Summary

  • They share 22 benchmarks with published results for both. Gemini 2.5 Flash-Lite scores higher in 0 categories and Gemini 3.7 Flash in 10 categories; 10 gaps are clear of the uncertainty.
  • The widest gap is in reasoning, where Gemini 3.7 Flash leads 70.0 to 22.2.
  • The biggest single-benchmark swing is DTBench: 62.8% for Gemini 2.5 Flash-Lite and 96.8% for Gemini 3.7 Flash.
  • Gemini 2.5 Flash-Lite is cheaper at $0.10 / $0.40 per million input/output tokens, against $0.75 / $3.75 for Gemini 3.7 Flash.

Side by side

Gemini 2.5 Flash-Lite and Gemini 3.7 Flash specifications
Gemini 2.5 Flash-LiteGemini 3.7 Flash
ProviderGoogleGoogle
Noometry Index37.059.8
Released2025-06-172026-08-13
WeightsProprietaryProprietary
Context window1.05M1.05M
Max output66K66K
Input $ / M tokens$0.10$0.75
Output $ / M tokens$0.40$3.75
Results tracked3344

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Category by category

Coding Gemini 3.7 Flash leads

Gemini 2.5 Flash-Lite: 38.5 (#173), Gemini 3.7 Flash: 56.2 (#22)

Coding benchmarks
BenchmarkGemini 2.5 Flash-LiteGemini 3.7 Flash
LMArena Coding13731497
ALE-Bench325.9904.3
DeepSWE—65.5%
FrontierCode—43.6%
LMArena WebDev—1592
FrontierSWE—20.3%
SciCode—59.8%
WeirdML35.2%—

Agentic & Tool Use Gemini 3.7 Flash leads

Gemini 2.5 Flash-Lite: 28.0 (#96), Gemini 3.7 Flash: 42.1 (#19)

Agentic & Tool Use benchmarks
BenchmarkGemini 2.5 Flash-LiteGemini 3.7 Flash
APEX-Agents—67.8%
Berkeley Function Calling Leaderboard36.9%—
Remote Labor Index—5%
GDP.pdf—23.8%

Reasoning Gemini 3.7 Flash leads

Gemini 2.5 Flash-Lite: 22.2 (#205), Gemini 3.7 Flash: 70.0 (#15)

Reasoning benchmarks
BenchmarkGemini 2.5 Flash-LiteGemini 3.7 Flash
LMArena Hard Prompts13771494
DTBench62.8%96.8%
LMCA18.1%50.4%
Epoch Capabilities Index133.94157.27
ARC-AGI-2—84.6%
Kagi LLM Benchmark40.5%—
NYT Connections (extended)—94%
ARC-AGI-1—95.5%
CritPt—14.3%
Chess Puzzles—47%
Mystery Game Puzzles—37%

Math Gemini 3.7 Flash leads

Gemini 2.5 Flash-Lite: 38.0 (#144), Gemini 3.7 Flash: 69.6 (#23)

Math benchmarks
BenchmarkGemini 2.5 Flash-LiteGemini 3.7 Flash
LMArena Math13731507
FrontierMath (Tiers 1-3)—71.6%
FrontierMath Tier 4—36.6%
OTIS Mock AIME 2024-2025—97.2%
ProofBench—58%
Omni-MATH48%—

Knowledge Gemini 3.7 Flash leads

Gemini 2.5 Flash-Lite: 32.5 (#210), Gemini 3.7 Flash: 69.7 (#5)

Knowledge benchmarks
BenchmarkGemini 2.5 Flash-LiteGemini 3.7 Flash
LMArena Expert13731508
GPQA Diamond—94.8%
SimpleQA Verified—69.2%
MMLU-Pro53.7%—
Vectara Hallucination Rate3.3%—
GPQA (HELM)30.9%—

Multimodal Gemini 3.7 Flash leads

Gemini 2.5 Flash-Lite: 29.1 (#114), Gemini 3.7 Flash: 37.3 (#73)

Multimodal benchmarks
BenchmarkGemini 2.5 Flash-LiteGemini 3.7 Flash
LMArena Vision11981316
VPCT30%—
Furniture Assembly—26.7%

Multilingual Gemini 3.7 Flash leads

Gemini 2.5 Flash-Lite: 49.3 (#134), Gemini 3.7 Flash: 57.6 (#7)

Multilingual benchmarks
BenchmarkGemini 2.5 Flash-LiteGemini 3.7 Flash
LMArena Non-English13691484
LMArena Chinese14041548
LMArena French13881505
LMArena German13891498
LMArena Japanese13591512
LMArena Korean13601483
LMArena Russian13731516
LMArena Spanish13961503

Instruction Following Gemini 3.7 Flash leads

Gemini 2.5 Flash-Lite: 70.0 (#168), Gemini 3.7 Flash: 77.7 (#15)

Instruction Following benchmarks
BenchmarkGemini 2.5 Flash-LiteGemini 3.7 Flash
LMArena Instruction Following13671483
IFEval81%—

Long Context Gemini 3.7 Flash leads

Gemini 2.5 Flash-Lite: 33.3 (#262), Gemini 3.7 Flash: 45.7 (#30)

Long Context benchmarks
BenchmarkGemini 2.5 Flash-LiteGemini 3.7 Flash
LMArena Longer Query13731492
Fiction.LiveBench47.2%—

Writing & Preference Gemini 3.7 Flash leads

Gemini 2.5 Flash-Lite: 56.8 (#135), Gemini 3.7 Flash: 71.2 (#20)

Writing & Preference benchmarks
BenchmarkGemini 2.5 Flash-LiteGemini 3.7 Flash
LMArena Text13791486
LMArena Creative Writing13671490
LMArena Multi-Turn13661489
EQ-Bench Creative Writing—1723
WildBench81.8%—

Frequently asked questions

Is Gemini 2.5 Flash-Lite better than Gemini 3.7 Flash?

Gemini 3.7 Flash is the stronger model overall, scoring 59.8 to 37.0 on the Noometry Index. Gemini 2.5 Flash-Lite costs 8.6× less per token, which makes it the better buy when Gemini 3.7 Flash's lead doesn't matter for your workload.

Which is cheaper, Gemini 2.5 Flash-Lite or Gemini 3.7 Flash?

Gemini 2.5 Flash-Lite is cheaper. It lists at $0.10 per million input tokens and $0.40 per million output tokens; Gemini 3.7 Flash lists at $0.75 and $3.75.

Is Gemini 2.5 Flash-Lite or Gemini 3.7 Flash better for coding?

Gemini 3.7 Flash scores higher on coding benchmarks: 56.2 versus 38.5 in the Noometry coding category.

Which has the bigger context window?

Both accept 1.05M tokens.

How many benchmarks do Gemini 2.5 Flash-Lite and Gemini 3.7 Flash share?

22 benchmarks have published results for both models. Gemini 2.5 Flash-Lite has 33 scored results on Noometry and Gemini 3.7 Flash has 44.

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