Gemini 2.5 Pro vs LFM2.5-1.2B-Instruct

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

Gemini 2.5 Pro is clearly ahead on the aggregate, 67 to 30. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Gemini 2.5 Pro's sharpest advantage is in multimodal & grounded, where it averages 85.1 against 32.4. The single biggest benchmark swing on the page is HumanEval, 75 to 14.

Gemini 2.5 Pro is also the more expensive model on tokens at $1.25 input / $5.00 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for LFM2.5-1.2B-Instruct. That is roughly Infinityx on output cost alone. Gemini 2.5 Pro gives you the larger context window at 1M, compared with 32K for LFM2.5-1.2B-Instruct.

Quick Verdict

Pick Gemini 2.5 Pro if you want the stronger benchmark profile. LFM2.5-1.2B-Instruct only becomes the better choice if you want the cheaper token bill.

Agentic

Gemini 2.5 Pro

Gemini 2.5 Pro

61.7

LFM2.5-1.2B-Instruct

25.7

61
Terminal-Bench 2.0
22
72
BrowseComp
31
55
OSWorld-Verified
26

Coding

Gemini 2.5 Pro

Gemini 2.5 Pro

41

LFM2.5-1.2B-Instruct

7.2

75
HumanEval
14
45
SWE-bench Verified
9
37
LiveCodeBench
8
44
SWE-bench Pro
6

Multimodal & Grounded

Gemini 2.5 Pro

Gemini 2.5 Pro

85.1

LFM2.5-1.2B-Instruct

32.4

86
MMMU-Pro
27
84
OfficeQA Pro
39

Reasoning

Gemini 2.5 Pro

Gemini 2.5 Pro

80.7

LFM2.5-1.2B-Instruct

32.1

81
SimpleQA
24
79
MuSR
22
81
BBH
59
80
LongBench v2
34
83
MRCRv2
37

Knowledge

Gemini 2.5 Pro

Gemini 2.5 Pro

58.4

LFM2.5-1.2B-Instruct

26

83
MMLU
26
83
GPQA
25
81
SuperGPQA
23
79
OpenBookQA
21
76
MMLU-Pro
50
3
HLE
1
70
FrontierScience
30

Instruction Following

Gemini 2.5 Pro

Gemini 2.5 Pro

83

LFM2.5-1.2B-Instruct

80

83
IFEval
80

Multilingual

Gemini 2.5 Pro

Gemini 2.5 Pro

82.7

LFM2.5-1.2B-Instruct

60.7

84
MGSM
62
82
MMLU-ProX
60

Mathematics

Gemini 2.5 Pro

Gemini 2.5 Pro

83.5

LFM2.5-1.2B-Instruct

37

84
AIME 2023
24
86
AIME 2024
26
85
AIME 2025
25
80
HMMT Feb 2023
20
82
HMMT Feb 2024
22
81
HMMT Feb 2025
21
83
BRUMO 2025
23
84
MATH-500
54

Frequently Asked Questions

Which is better, Gemini 2.5 Pro or LFM2.5-1.2B-Instruct?

Gemini 2.5 Pro is ahead overall, 67 to 30. The biggest single separator in this matchup is HumanEval, where the scores are 75 and 14.

Which is better for knowledge tasks, Gemini 2.5 Pro or LFM2.5-1.2B-Instruct?

Gemini 2.5 Pro has the edge for knowledge tasks in this comparison, averaging 58.4 versus 26. Inside this category, GPQA is the benchmark that creates the most daylight between them.

Which is better for coding, Gemini 2.5 Pro or LFM2.5-1.2B-Instruct?

Gemini 2.5 Pro has the edge for coding in this comparison, averaging 41 versus 7.2. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Which is better for math, Gemini 2.5 Pro or LFM2.5-1.2B-Instruct?

Gemini 2.5 Pro has the edge for math in this comparison, averaging 83.5 versus 37. Inside this category, AIME 2023 is the benchmark that creates the most daylight between them.

Which is better for reasoning, Gemini 2.5 Pro or LFM2.5-1.2B-Instruct?

Gemini 2.5 Pro has the edge for reasoning in this comparison, averaging 80.7 versus 32.1. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, Gemini 2.5 Pro or LFM2.5-1.2B-Instruct?

Gemini 2.5 Pro has the edge for agentic tasks in this comparison, averaging 61.7 versus 25.7. Inside this category, BrowseComp is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, Gemini 2.5 Pro or LFM2.5-1.2B-Instruct?

Gemini 2.5 Pro has the edge for multimodal and grounded tasks in this comparison, averaging 85.1 versus 32.4. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, Gemini 2.5 Pro or LFM2.5-1.2B-Instruct?

Gemini 2.5 Pro 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.

Which is better for multilingual tasks, Gemini 2.5 Pro or LFM2.5-1.2B-Instruct?

Gemini 2.5 Pro has the edge for multilingual tasks in this comparison, averaging 82.7 versus 60.7. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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