Model comparison

Gemini 3.8 Flash vs Qwen2.5 72B Instruct

Gemini 3.8 Flash is the stronger model overall, scoring 59.5 to 31.5 on the Noometry Index.

Last verified . 22 shared benchmarks.

Gemini 3.8 Flash Google

59.5

Rank #13 Confirmed

Qwen2.5 72B Instruct Alibaba (Qwen)

31.5

Rank #259 Confirmed

Summary

  • They share 22 benchmarks with published results for both. Gemini 3.8 Flash scores higher in 9 categories and Qwen2.5 72B Instruct in 0 categories; 9 gaps are clear of the uncertainty.
  • The widest gap is in knowledge, where Gemini 3.8 Flash leads 74.9 to 26.9.
  • The biggest single-benchmark swing is OTIS Mock AIME 2024-2025: 98.9% for Gemini 3.8 Flash and 8.1% for Qwen2.5 72B Instruct.
  • Gemini 3.8 Flash is cheaper at $0.75 / $3.75 per million input/output tokens, against $1.40 / $5.60 for Qwen2.5 72B Instruct.
  • Gemini 3.8 Flash accepts more context: 1.05M tokens versus 131K.
  • Qwen2.5 72B Instruct has downloadable open weights; the other is API-only.

Side by side

Gemini 3.8 Flash and Qwen2.5 72B Instruct specifications
Gemini 3.8 FlashQwen2.5 72B Instruct
ProviderGoogleAlibaba (Qwen)
Noometry Index59.531.5
Released2026-09-022024-09
WeightsProprietaryOpen
Context window1.05M131K
Max output66K8K
Input $ / M tokens$0.75$1.40
Output $ / M tokens$3.75$5.60
Results tracked4643

Sponsored placements are available on pages like this one. Advertise on Noometry

Category by category

Coding Gemini 3.8 Flash leads

Gemini 3.8 Flash: 56.4 (#17), Qwen2.5 72B Instruct: 32.8 (#256)

Coding benchmarks
BenchmarkGemini 3.8 FlashQwen2.5 72B Instruct
LMArena Coding15121293
DeepSWE73.8%—
FrontierCode41.2%—
CursorBench39.6%—
LMArena WebDev1581—
FrontierSWE19.6%—
SciCode56.6%—
WeirdML—16%
BigCodeBench Instruct—45.8%
BigCodeBench Complete—55.9%
ALE-Bench1,270—

Agentic & Tool Use Gemini 3.8 Flash leads

Gemini 3.8 Flash: 40.3 (#22), Qwen2.5 72B Instruct: 22.0 (#124)

Agentic & Tool Use benchmarks
BenchmarkGemini 3.8 FlashQwen2.5 72B Instruct
APEX-Agents64.3%—
TheAgentCompany—5.7%
BALROG—16.2%
GDP.pdf23.4%—
METR Time Horizons—35.8%
Vending-Bench 25,094—

Reasoning Gemini 3.8 Flash leads

Gemini 3.8 Flash: 64.7 (#13), Qwen2.5 72B Instruct: 21.4 (#197)

Reasoning benchmarks
BenchmarkGemini 3.8 FlashQwen2.5 72B Instruct
LMArena Hard Prompts15061271
DTBench95.7%62.9%
LMCA52.9%13.4%
Epoch Capabilities Index157.13129.01
NYT Connections (extended)97.4%—
CritPt18.3%—
Chess Puzzles61%—
Mystery Game Puzzles47%—
Surface Evolver Bench76.9%—
BIG-Bench Hard—79.8%
ForecastBench—57.5
HellaSwag—84.8%
PIQA—82.6%
WinoGrande—82.3%

Math Gemini 3.8 Flash leads

Gemini 3.8 Flash: 65.2 (#22), Qwen2.5 72B Instruct: 18.1 (#281)

Math benchmarks
BenchmarkGemini 3.8 FlashQwen2.5 72B Instruct
OTIS Mock AIME 2024-202598.9%8.1%
LMArena Math15281283
FrontierMath (Tiers 1-3)68.4%—
FrontierMath Tier 422%—
ProofBench48%—
Omni-MATH—33%
MATH Level 5—63.2%

Knowledge Gemini 3.8 Flash leads

Gemini 3.8 Flash: 74.9 (#2), Qwen2.5 72B Instruct: 26.9 (#247)

Knowledge benchmarks
BenchmarkGemini 3.8 FlashQwen2.5 72B Instruct
GPQA Diamond95.4%49.1%
LMArena Expert15291245
Humanity's Last Exam44.5%—
SimpleQA Verified69.7%—
MMLU-Pro—63.1%
Confabulations—19.1%
GPQA (HELM)—42.6%
ARC (AI2) Challenge—94.5%
MMLU—85.3%
TriviaQA—71.9%

Multimodal Not comparable

Gemini 3.8 Flash: 40.9 (#33), Qwen2.5 72B Instruct: —

Multimodal benchmarks
BenchmarkGemini 3.8 FlashQwen2.5 72B Instruct
LMArena Vision1312—
Blueprint-Bench 238.6%—
Furniture Assembly31.7%—

Multilingual Gemini 3.8 Flash leads

Gemini 3.8 Flash: 57.9 (#5), Qwen2.5 72B Instruct: 41.2 (#208)

Multilingual benchmarks
BenchmarkGemini 3.8 FlashQwen2.5 72B Instruct
LMArena Non-English14861252
LMArena Chinese15471272
LMArena French15021279
LMArena German14701234
LMArena Japanese15051180
LMArena Korean14791188
LMArena Russian15071264
LMArena Spanish14921255

Instruction Following Gemini 3.8 Flash leads

Gemini 3.8 Flash: 78.2 (#11), Qwen2.5 72B Instruct: 65.7 (#216)

Instruction Following benchmarks
BenchmarkGemini 3.8 FlashQwen2.5 72B Instruct
LMArena Instruction Following14891254
IFEval—80.6%

Long Context Gemini 3.8 Flash leads

Gemini 3.8 Flash: 46.2 (#23), Qwen2.5 72B Instruct: 38.9 (#183)

Long Context benchmarks
BenchmarkGemini 3.8 FlashQwen2.5 72B Instruct
LMArena Longer Query15061282

Writing & Preference Gemini 3.8 Flash leads

Gemini 3.8 Flash: 72.1 (#16), Qwen2.5 72B Instruct: 46.9 (#210)

Writing & Preference benchmarks
BenchmarkGemini 3.8 FlashQwen2.5 72B Instruct
LMArena Text14941269
LMArena Creative Writing14851221
LMArena Multi-Turn15031272
EQ-Bench Creative Writing1748—
WildBench—80.2%

Frequently asked questions

Is Gemini 3.8 Flash better than Qwen2.5 72B Instruct?

Gemini 3.8 Flash is the stronger model overall, scoring 59.5 to 31.5 on the Noometry Index.

Which is cheaper, Gemini 3.8 Flash or Qwen2.5 72B Instruct?

Gemini 3.8 Flash is cheaper. It lists at $0.75 per million input tokens and $3.75 per million output tokens; Qwen2.5 72B Instruct lists at $1.40 and $5.60.

Is Gemini 3.8 Flash or Qwen2.5 72B Instruct better for coding?

Gemini 3.8 Flash scores higher on coding benchmarks: 56.4 versus 32.8 in the Noometry coding category.

Which has the bigger context window?

Gemini 3.8 Flash does, with 1.05M tokens against 131K.

How many benchmarks do Gemini 3.8 Flash and Qwen2.5 72B Instruct share?

22 benchmarks have published results for both models. Gemini 3.8 Flash has 46 scored results on Noometry and Qwen2.5 72B Instruct has 43.

Related comparisons

Go deeper