Noometry

Model comparison

Gemini 2.5 Flash-Lite vs Qwen3.5 Plus

Qwen3.5 Plus is the stronger model overall, scoring 42.3 to 36.4 on the Noometry Index. Gemini 2.5 Flash-Lite costs 5.1× less per token, which makes it the better buy when Qwen3.5 Plus's lead doesn't matter for your workload.

Last verified . 5 shared benchmarks.

Gemini 2.5 Flash-Lite Google

36.4

Rank #208 Confirmed

Qwen3.5 Plus Alibaba (Qwen)

42.3

Rank #103 Confirmed

Summary

  • They share 5 benchmarks with published results for both. Gemini 2.5 Flash-Lite scores higher in 0 categories and Qwen3.5 Plus in 4 categories; 4 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Qwen3.5 Plus leads 46.0 to 32.1.
  • The biggest single-benchmark swing is LMCA: 18.1% for Gemini 2.5 Flash-Lite and 36.4% for Qwen3.5 Plus.
  • Gemini 2.5 Flash-Lite is cheaper at $0.10 / $0.40 per million input/output tokens, against $0.40 / $2.40 for Qwen3.5 Plus.
  • Gemini 2.5 Flash-Lite accepts more context: 1.05M tokens versus 1M.

Side by side

Gemini 2.5 Flash-LiteQwen3.5 Plus
ProviderGoogleAlibaba (Qwen)
Noometry Index36.442.3
Released2025-06-172026-02-16
WeightsProprietaryProprietary
Context window1.05M1M
Max output66K66K
Input $ / M tokens$0.10$0.40
Output $ / M tokens$0.40$2.40
Results tracked3315

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Category by category

Coding Not comparable

Gemini 2.5 Flash-Lite: 38.0 (#167), Qwen3.5 Plus: —

BenchmarkGemini 2.5 Flash-LiteQwen3.5 Plus
ALE-Bench325.9621.92
WeirdML35.2%—
LMArena Coding1373—

Agentic & Tool Use Not comparable

Gemini 2.5 Flash-Lite: 27.8 (#89), Qwen3.5 Plus: —

BenchmarkGemini 2.5 Flash-LiteQwen3.5 Plus
Berkeley Function Calling Leaderboard36.9%—
Vending-Bench 2—0.54

Reasoning Qwen3.5 Plus leads

Gemini 2.5 Flash-Lite: 21.5 (#196), Qwen3.5 Plus: 32.0 (#67)

BenchmarkGemini 2.5 Flash-LiteQwen3.5 Plus
DTBench62.8%80.5%
LMCA18.1%36.4%
Epoch Capabilities Index133.93146.79
Kagi LLM Benchmark40.5%—
Chess Puzzles—22%
LMArena Hard Prompts1377—
Mystery Game Puzzles—17%

Math Qwen3.5 Plus leads

Gemini 2.5 Flash-Lite: 35.5 (#144), Qwen3.5 Plus: 47.9 (#55)

BenchmarkGemini 2.5 Flash-LiteQwen3.5 Plus
OTIS Mock AIME 2024-2025—86.7%
Omni-MATH48%—
LMArena Math1373—
FrontierMath (Feb 2025 set)—21%
FrontierMath Tier 4 (v1)—2.1%

Knowledge Qwen3.5 Plus leads

Gemini 2.5 Flash-Lite: 32.1 (#206), Qwen3.5 Plus: 46.0 (#78)

BenchmarkGemini 2.5 Flash-LiteQwen3.5 Plus
Vectara Hallucination Rate3.3%10.7%
GPQA Diamond—84.8%
SimpleQA Verified—25.4%
MMLU-Pro53.7%—
GPQA (HELM)30.9%—
LMArena Expert1373—

Multimodal Not comparable

Gemini 2.5 Flash-Lite: 28.6 (#109), Qwen3.5 Plus: —

BenchmarkGemini 2.5 Flash-LiteQwen3.5 Plus
LMArena Vision1198—
VPCT30%—

Multilingual Not comparable

Gemini 2.5 Flash-Lite: 49.5 (#129), Qwen3.5 Plus: —

BenchmarkGemini 2.5 Flash-LiteQwen3.5 Plus
LMArena Non-English1369—
LMArena Chinese1404—
LMArena French1388—
LMArena German1390—
LMArena Japanese1359—
LMArena Korean1358—
LMArena Russian1373—
LMArena Spanish1396—

Instruction Following Not comparable

Gemini 2.5 Flash-Lite: 70.2 (#163), Qwen3.5 Plus: —

BenchmarkGemini 2.5 Flash-LiteQwen3.5 Plus
IFEval81%—
LMArena Instruction Following1366—

Long Context Qwen3.5 Plus leads

Gemini 2.5 Flash-Lite: 33.3 (#257), Qwen3.5 Plus: 42.9 (#109)

BenchmarkGemini 2.5 Flash-LiteQwen3.5 Plus
Fiction.LiveBench47.2%—
CL-bench—19.8%
CL-bench Life—12.4%
LMArena Longer Query1373—

Writing & Preference Not comparable

Gemini 2.5 Flash-Lite: 57.0 (#130), Qwen3.5 Plus: —

BenchmarkGemini 2.5 Flash-LiteQwen3.5 Plus
LMArena Text1379—
LMArena Creative Writing1366—
WildBench81.8%—
LMArena Multi-Turn1367—

Frequently asked questions

Is Gemini 2.5 Flash-Lite better than Qwen3.5 Plus?

Qwen3.5 Plus is the stronger model overall, scoring 42.3 to 36.4 on the Noometry Index. Gemini 2.5 Flash-Lite costs 5.1× less per token, which makes it the better buy when Qwen3.5 Plus's lead doesn't matter for your workload.

Which is cheaper, Gemini 2.5 Flash-Lite or Qwen3.5 Plus?

Gemini 2.5 Flash-Lite is cheaper. It lists at $0.10 per million input tokens and $0.40 per million output tokens; Qwen3.5 Plus lists at $0.40 and $2.40.

Which has the bigger context window?

Gemini 2.5 Flash-Lite does, with 1.05M tokens against 1M.

How many benchmarks do Gemini 2.5 Flash-Lite and Qwen3.5 Plus share?

5 benchmarks have published results for both models. Gemini 2.5 Flash-Lite has 33 scored results on Noometry and Qwen3.5 Plus has 15.

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