Gemini 3.1 Flash-Lite vs DBRX Instruct

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

Gemini 3.1 Flash-Lite is clearly ahead on the aggregate, 55 to 32. The gap is large enough that you do not need to squint at the spreadsheet to see the difference.

Gemini 3.1 Flash-Lite is also the more expensive model on tokens at $0.10 input / $0.40 output per 1M tokens, versus $0.00 input / $0.00 output per 1M tokens for DBRX Instruct. That is roughly Infinityx on output cost alone. Gemini 3.1 Flash-Lite gives you the larger context window at 1M, compared with 32K for DBRX Instruct.

Quick Verdict

Pick Gemini 3.1 Flash-Lite if you want the stronger benchmark profile. DBRX Instruct only becomes the better choice if coding is the priority or you want the cheaper token bill.

Knowledge

DBRX Instruct

Gemini 3.1 Flash-Lite

51.2

DBRX Instruct

73.7

63
MMLU
73.7
62
GPQA
-
60
SuperGPQA
-
58
OpenBookQA
-
63
MMLU-Pro
-
1
HLE
-

Coding

DBRX Instruct

Gemini 3.1 Flash-Lite

32.7

DBRX Instruct

70.1

55
HumanEval
70.1
22
SWE-bench Verified
-
21
LiveCodeBench
-

Mathematics

Gemini 3.1 Flash-Lite
63
AIME 2023
-
65
AIME 2024
-
64
AIME 2025
-
59
HMMT Feb 2023
-
61
HMMT Feb 2024
-
60
HMMT Feb 2025
-
62
BRUMO 2025
-
71
MATH-500
-

Reasoning

Gemini 3.1 Flash-Lite
60
SimpleQA
-
58
MuSR
-
74
BBH
-

Instruction Following

Gemini 3.1 Flash-Lite
79
IFEval
-

Multilingual

Gemini 3.1 Flash-Lite
73
MGSM
-

Frequently Asked Questions

Which is better, Gemini 3.1 Flash-Lite or DBRX Instruct?

Gemini 3.1 Flash-Lite is ahead overall, 55 to 32. The biggest single separator in this matchup is HumanEval, where the scores are 55 and 70.1.

Which is better for knowledge tasks, Gemini 3.1 Flash-Lite or DBRX Instruct?

DBRX Instruct has the edge for knowledge tasks in this comparison, averaging 73.7 versus 51.2. Inside this category, MMLU is the benchmark that creates the most daylight between them.

Which is better for coding, Gemini 3.1 Flash-Lite or DBRX Instruct?

DBRX Instruct has the edge for coding in this comparison, averaging 70.1 versus 32.7. Inside this category, HumanEval is the benchmark that creates the most daylight between them.

Last updated: March 9, 2026

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