Compare / DeepSeek V3.2 vs gemini-2.5-flash-preview-09-2025

DeepSeek V3.2 vs gemini-2.5-flash-preview-09-2025

17 results from 3 sources that measured both models. Each row is in the source's own units; there is no overall winner.

DeepSeek V3.2
DeepSeek · profile
gemini-2.5-flash-preview-09-2025
Google · profile
Results compared
17
Shared sources
3
BenchmarkMetricDeepSeek V3.2gemini-2.5-flash-preview-09-2025
Arena (formerly LMArena)reportedOverallArena rating 1,4371,425
Arena (formerly LMArena)reportedBusiness, management and financeArena rating 1,4231,403
Arena (formerly LMArena)reportedCreative writingArena rating 1,4001,380
Arena (formerly LMArena)reportedExpert promptsArena rating 1,4531,432
Arena (formerly LMArena)reportedInstruction followingArena rating 1,4201,400
Arena (formerly LMArena)reportedOverallArena rating 1,4251,403
Arena (formerly LMArena)reportedWriting, literature and languageArena rating 1,4101,394
Artificial AnalysisreportedArtificial Analysis Intelligence Indexindex score 21.515.5
Artificial AnalysisreportedGPQA Diamond% of questions 84.0%79.3%
Artificial AnalysisreportedHumanity's Last Exam% of questions 24.6%13.8%
Artificial AnalysisreportedIFBench% of instructions 60.7%52.3%
Artificial AnalysisreportedLong-context reasoning (AA-LCR)% of questions 73.3%71.0%
Artificial AnalysisreportedTerminal-Bench Hard% of tasks 35.6%16.7%
Artificial AnalysisreportedΤ²-bench telecom% of tasks 90.6%45.6%
UGI LeaderboardreportedRequested-length error% off the requested word count 26.0%20.0%
UGI LeaderboardreportedStyle adherencescore from 0 to 1 0.360.34
UGI LeaderboardreportedWriting scorescore out of 100 57.344.9

Bold green marks the better value on that metric. Where a source reports ranges that overlap, the difference may not be meaningful; see the benchmark page for ranges.