Llama 4 Scout vs LFM2.5-1.2B-Thinking

Side-by-side benchmark comparison across agentic, coding, multimodal, knowledge, reasoning, and math workflows.

Llama 4 Scout is clearly ahead on the aggregate, 42 to 33. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Llama 4 Scout's sharpest advantage is in multimodal & grounded, where it averages 57.8 against 32.4. The single biggest benchmark swing on the page is MMMU-Pro, 60 to 27. LFM2.5-1.2B-Thinking does hit back in instruction following, so the answer changes if that is the part of the workload you care about most.

LFM2.5-1.2B-Thinking is the reasoning model in the pair, while Llama 4 Scout is not. That usually helps on harder chain-of-thought-heavy tests, but it can also mean more latency and more token spend in real use. Llama 4 Scout gives you the larger context window at 10M, compared with 32K for LFM2.5-1.2B-Thinking.

Quick Verdict

Pick Llama 4 Scout if you want the stronger benchmark profile. LFM2.5-1.2B-Thinking only becomes the better choice if instruction following is the priority or you want the stronger reasoning-first profile.

Agentic

Llama 4 Scout

Llama 4 Scout

40.6

LFM2.5-1.2B-Thinking

34.1

39
Terminal-Bench 2.0
34
48
BrowseComp
37
37
OSWorld-Verified
32

Coding

Llama 4 Scout

Llama 4 Scout

12.9

LFM2.5-1.2B-Thinking

8.2

39
HumanEval
17
12
SWE-bench Verified
10
11
LiveCodeBench
9
15
SWE-bench Pro
7

Multimodal & Grounded

Llama 4 Scout

Llama 4 Scout

57.8

LFM2.5-1.2B-Thinking

32.4

60
MMMU-Pro
27
55
OfficeQA Pro
39

Reasoning

Llama 4 Scout

Llama 4 Scout

55

LFM2.5-1.2B-Thinking

38.4

45
SimpleQA
29
43
MuSR
31
60
BBH
67
64
LongBench v2
39
66
MRCRv2
42

Knowledge

Llama 4 Scout

Llama 4 Scout

35.6

LFM2.5-1.2B-Thinking

27

47
MMLU
27
46
GPQA
26
44
SuperGPQA
24
42
OpenBookQA
22
51
MMLU-Pro
51
2
HLE
2
44
FrontierScience
31

Instruction Following

LFM2.5-1.2B-Thinking

Llama 4 Scout

68

LFM2.5-1.2B-Thinking

72

68
IFEval
72

Multilingual

LFM2.5-1.2B-Thinking

Llama 4 Scout

59.8

LFM2.5-1.2B-Thinking

60.7

63
MGSM
62
58
MMLU-ProX
60

Mathematics

Llama 4 Scout

Llama 4 Scout

51

LFM2.5-1.2B-Thinking

42.3

47
AIME 2023
28
49
AIME 2024
30
48
AIME 2025
29
43
HMMT Feb 2023
24
45
HMMT Feb 2024
26
44
HMMT Feb 2025
25
46
BRUMO 2025
27
57
MATH-500
61

Frequently Asked Questions

Which is better, Llama 4 Scout or LFM2.5-1.2B-Thinking?

Llama 4 Scout is ahead overall, 42 to 33. The biggest single separator in this matchup is MMMU-Pro, where the scores are 60 and 27.

Which is better for knowledge tasks, Llama 4 Scout or LFM2.5-1.2B-Thinking?

Llama 4 Scout has the edge for knowledge tasks in this comparison, averaging 35.6 versus 27. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Llama 4 Scout or LFM2.5-1.2B-Thinking?

Llama 4 Scout has the edge for coding in this comparison, averaging 12.9 versus 8.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Llama 4 Scout or LFM2.5-1.2B-Thinking?

Llama 4 Scout has the edge for math in this comparison, averaging 51 versus 42.3. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Llama 4 Scout or LFM2.5-1.2B-Thinking?

Llama 4 Scout has the edge for reasoning in this comparison, averaging 55 versus 38.4. Inside this category, LongBench v2 is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Llama 4 Scout or LFM2.5-1.2B-Thinking?

Llama 4 Scout has the edge for agentic tasks in this comparison, averaging 40.6 versus 34.1. Inside this category, BrowseComp is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Llama 4 Scout or LFM2.5-1.2B-Thinking?

Llama 4 Scout has the edge for multimodal and grounded tasks in this comparison, averaging 57.8 versus 32.4. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Llama 4 Scout or LFM2.5-1.2B-Thinking?

LFM2.5-1.2B-Thinking has the edge for instruction following in this comparison, averaging 72 versus 68. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Llama 4 Scout or LFM2.5-1.2B-Thinking?

LFM2.5-1.2B-Thinking has the edge for multilingual tasks in this comparison, averaging 60.7 versus 59.8. Inside this category, MMLU-ProX is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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