MiMo-V2-Flash vs Seed 1.6

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

MiMo-V2-Flash finishes one point ahead overall, 66 to 65. That is enough to call, but not enough to treat as a blowout. This matchup comes down to a few meaningful edges rather than one model dominating the board.

MiMo-V2-Flash's sharpest advantage is in coding, where it averages 50 against 42.4. The single biggest benchmark swing on the page is LiveCodeBench, 49 to 38. Seed 1.6 does hit back in multilingual, so the answer changes if that is the part of the workload you care about most.

Seed 1.6 gives you the larger context window at 256K, compared with 128K for MiMo-V2-Flash.

Quick Verdict

Pick MiMo-V2-Flash if you want the stronger benchmark profile. Seed 1.6 only becomes the better choice if multilingual is the priority or you need the larger 256K context window.

Agentic

Seed 1.6

MiMo-V2-Flash

61.8

Seed 1.6

62.3

63
Terminal-Bench 2.0
63
65
BrowseComp
67
58
OSWorld-Verified
58

Coding

MiMo-V2-Flash

MiMo-V2-Flash

50

Seed 1.6

42.4

71
HumanEval
64
45
SWE-bench Verified
46
49
LiveCodeBench
38
52
SWE-bench Pro
46

Multimodal & Grounded

Seed 1.6

MiMo-V2-Flash

75.8

Seed 1.6

79.6

78
MMMU-Pro
80
73
OfficeQA Pro
79

Reasoning

MiMo-V2-Flash

MiMo-V2-Flash

75.3

Seed 1.6

74.5

76
SimpleQA
69
74
MuSR
69
85
BBH
86
74
LongBench v2
77
73
MRCRv2
78

Knowledge

MiMo-V2-Flash

MiMo-V2-Flash

58.8

Seed 1.6

56.4

79
MMLU
73
78
GPQA
72
76
SuperGPQA
70
74
OpenBookQA
68
72
MMLU-Pro
75
14
HLE
11
71
FrontierScience
68

Instruction Following

Seed 1.6

MiMo-V2-Flash

84

Seed 1.6

87

84
IFEval
87

Multilingual

Seed 1.6

MiMo-V2-Flash

79.1

Seed 1.6

83.4

83
MGSM
88
77
MMLU-ProX
81

Mathematics

MiMo-V2-Flash

MiMo-V2-Flash

83.4

Seed 1.6

75.9

79
AIME 2023
72
81
AIME 2024
74
80
AIME 2025
73
75
HMMT Feb 2023
68
77
HMMT Feb 2024
70
76
HMMT Feb 2025
69
78
BRUMO 2025
71
90
MATH-500
82

Frequently Asked Questions

Which is better, MiMo-V2-Flash or Seed 1.6?

MiMo-V2-Flash is ahead overall, 66 to 65. The biggest single separator in this matchup is LiveCodeBench, where the scores are 49 and 38.

Which is better for knowledge tasks, MiMo-V2-Flash or Seed 1.6?

MiMo-V2-Flash has the edge for knowledge tasks in this comparison, averaging 58.8 versus 56.4. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, MiMo-V2-Flash or Seed 1.6?

MiMo-V2-Flash has the edge for coding in this comparison, averaging 50 versus 42.4. Inside this category, LiveCodeBench is the benchmark that creates the most daylight between them.

Which is better for math, MiMo-V2-Flash or Seed 1.6?

MiMo-V2-Flash has the edge for math in this comparison, averaging 83.4 versus 75.9. Inside this category, MATH-500 is the benchmark that creates the most daylight between them.

Which is better for reasoning, MiMo-V2-Flash or Seed 1.6?

MiMo-V2-Flash has the edge for reasoning in this comparison, averaging 75.3 versus 74.5. Inside this category, SimpleQA is the benchmark that creates the most daylight between them.

Which is better for agentic tasks, MiMo-V2-Flash or Seed 1.6?

Seed 1.6 has the edge for agentic tasks in this comparison, averaging 62.3 versus 61.8. Inside this category, BrowseComp is the benchmark that creates the most daylight between them.

Which is better for multimodal and grounded tasks, MiMo-V2-Flash or Seed 1.6?

Seed 1.6 has the edge for multimodal and grounded tasks in this comparison, averaging 79.6 versus 75.8. Inside this category, OfficeQA Pro is the benchmark that creates the most daylight between them.

Which is better for instruction following, MiMo-V2-Flash or Seed 1.6?

Seed 1.6 has the edge for instruction following in this comparison, averaging 87 versus 84. Inside this category, IFEval is the benchmark that creates the most daylight between them.

Which is better for multilingual tasks, MiMo-V2-Flash or Seed 1.6?

Seed 1.6 has the edge for multilingual tasks in this comparison, averaging 83.4 versus 79.1. Inside this category, MGSM is the benchmark that creates the most daylight between them.

Last updated: March 12, 2026

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