Side-by-side benchmark comparison across agentic, coding, multimodal, knowledge, reasoning, and math workflows.
Claude 3.5 Sonnet is clearly ahead on the aggregate, 60 to 30. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.
Claude 3.5 Sonnet's sharpest advantage is in multimodal & grounded, where it averages 74.8 against 32.4. The single biggest benchmark swing on the page is MMMU-Pro, 77 to 27.
Claude 3.5 Sonnet gives you the larger context window at 200K, compared with 32K for LFM2.5-1.2B-Instruct.
Pick Claude 3.5 Sonnet if you want the stronger benchmark profile. LFM2.5-1.2B-Instruct only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
Claude 3.5 Sonnet
55
LFM2.5-1.2B-Instruct
25.7
Claude 3.5 Sonnet
37.8
LFM2.5-1.2B-Instruct
7.2
Claude 3.5 Sonnet
74.8
LFM2.5-1.2B-Instruct
32.4
Claude 3.5 Sonnet
67.7
LFM2.5-1.2B-Instruct
32.1
Claude 3.5 Sonnet
50.8
LFM2.5-1.2B-Instruct
26
Claude 3.5 Sonnet
83
LFM2.5-1.2B-Instruct
80
Claude 3.5 Sonnet
80.5
LFM2.5-1.2B-Instruct
60.7
Claude 3.5 Sonnet
71.2
LFM2.5-1.2B-Instruct
37
Claude 3.5 Sonnet is ahead overall, 60 to 30. The biggest single separator in this matchup is MMMU-Pro, where the scores are 77 and 27.
Claude 3.5 Sonnet has the edge for knowledge tasks in this comparison, averaging 50.8 versus 26. Inside this category, GPQA is the benchmark that creates the most daylight between them.
Claude 3.5 Sonnet has the edge for coding in this comparison, averaging 37.8 versus 7.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.
Claude 3.5 Sonnet has the edge for math in this comparison, averaging 71.2 versus 37. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.
Claude 3.5 Sonnet has the edge for reasoning in this comparison, averaging 67.7 versus 32.1. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.
Claude 3.5 Sonnet has the edge for agentic tasks in this comparison, averaging 55 versus 25.7. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.
Claude 3.5 Sonnet has the edge for multimodal and grounded tasks in this comparison, averaging 74.8 versus 32.4. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.
Claude 3.5 Sonnet has the edge for instruction following in this comparison, averaging 83 versus 80. Inside this category, IFEval is the benchmark that creates the most daylight between them.
Claude 3.5 Sonnet has the edge for multilingual tasks in this comparison, averaging 80.5 versus 60.7. Inside this category, MGSM is the benchmark that creates the most daylight between them.
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