Grok 4 vs LFM2-24B-A2B

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

Grok 4 is clearly ahead on the aggregate, 66 to 38. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Grok 4's sharpest advantage is in multimodal & grounded, where it averages 78.2 against 41.7. The single biggest benchmark swing on the page is HMMT Feb 2023, 84 to 42.

Grok 4 gives you the larger context window at 128K, compared with 32K for LFM2-24B-A2B.

Quick Verdict

Pick Grok 4 if you want the stronger benchmark profile. LFM2-24B-A2B only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.

Agentic

Grok 4

Grok 4

58.1

LFM2-24B-A2B

33.4

57
Terminal-Bench 2.0
30
63
BrowseComp
38
56
OSWorld-Verified
34

Coding

Grok 4

Grok 4

43.1

LFM2-24B-A2B

18

79
HumanEval
42
48
SWE-bench Verified
18
37
LiveCodeBench
17
48
SWE-bench Pro
19

Multimodal & Grounded

Grok 4

Grok 4

78.2

LFM2-24B-A2B

41.7

80
MMMU-Pro
39
76
OfficeQA Pro
45

Reasoning

Grok 4

Grok 4

77.4

LFM2-24B-A2B

46.6

83
SimpleQA
44
81
MuSR
42
83
BBH
63
72
LongBench v2
48
71
MRCRv2
45

Knowledge

Grok 4

Grok 4

63.8

LFM2-24B-A2B

35.6

87
MMLU
46
86
GPQA
45
84
SuperGPQA
43
82
OpenBookQA
41
77
MMLU-Pro
51
16
HLE
4
75
FrontierScience
43

Instruction Following

Grok 4

Grok 4

82

LFM2-24B-A2B

68

82
IFEval
68

Multilingual

Grok 4

Grok 4

80.8

LFM2-24B-A2B

61.4

84
MGSM
64
79
MMLU-ProX
60

Mathematics

Grok 4

Grok 4

85.1

LFM2-24B-A2B

50.4

87
AIME 2023
46
89
AIME 2024
48
88
AIME 2025
47
84
HMMT Feb 2023
42
86
HMMT Feb 2024
44
85
HMMT Feb 2025
43
87
BRUMO 2025
45
83
MATH-500
57

Frequently Asked Questions

Which is better, Grok 4 or LFM2-24B-A2B?

Grok 4 is ahead overall, 66 to 38. The biggest single separator in this matchup is HMMT Feb 2023, where the scores are 84 and 42.

Which is better for knowledge tasks, Grok 4 or LFM2-24B-A2B?

Grok 4 has the edge for knowledge tasks in this comparison, averaging 63.8 versus 35.6. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Grok 4 or LFM2-24B-A2B?

Grok 4 has the edge for coding in this comparison, averaging 43.1 versus 18. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Grok 4 or LFM2-24B-A2B?

Grok 4 has the edge for math in this comparison, averaging 85.1 versus 50.4. Inside this category, HMMT Feb 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Grok 4 or LFM2-24B-A2B?

Grok 4 has the edge for reasoning in this comparison, averaging 77.4 versus 46.6. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Grok 4 or LFM2-24B-A2B?

Grok 4 has the edge for agentic tasks in this comparison, averaging 58.1 versus 33.4. Inside this category, Terminal-Bench 2.0 is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Grok 4 or LFM2-24B-A2B?

Grok 4 has the edge for multimodal and grounded tasks in this comparison, averaging 78.2 versus 41.7. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Grok 4 or LFM2-24B-A2B?

Grok 4 has the edge for instruction following in this comparison, averaging 82 versus 68. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, Grok 4 or LFM2-24B-A2B?

Grok 4 has the edge for multilingual tasks in this comparison, averaging 80.8 versus 61.4. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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