Which is better, Gemini 3.1 Pro or Qwen3.5 397B A17B?

Across 57 shared benchmarks tracked on Vector Wire, Gemini 3.1 Pro leads on 46 and Qwen3.5 397B A17B leads on 10 — Gemini 3.1 Pro leads on more. Strengths differ by axis; the table below shows every head-to-head number with provenance.

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Gemini 3.1 Pro vs Qwen3.5 397B A17B

GooglevsAlibaba57 shared benchmarks46–10 head-to-head

Benchmark	Gemini 3.1 Pro	Qwen3.5 397B A17B
AA Agentic Index	23	53.3
AA Intelligence	47.7	34.3
AA-LCR	79	72.7
AA-Omniscience	32.9	-30.8
AgentWorldBench - Android	61.4	54.9
AgentWorldBench - MCP	59.1	68.3
AgentWorldBench - OS	66.9	60.9
AgentWorldBench - Overall	54.6	54.7
AgentWorldBench - Search	30.2	30.8
AgentWorldBench - SWE	59.1	64.4
AgentWorldBench - Terminal	52.5	55.3
AgentWorldBench - Web	52.8	48.5
aime_2026	98.3	94.2
apexAgents	33.5	15.3
arena_elo	1486	1442
arena_text_factuality	1471	1445
arena_vision	1280	1249
Artificial Analysis Coding Index	68.8	48.2
browsecomp	85.9	69
charxiv_rq	89.9	80.8
coding_arena_elo	1447	1399
critpt	17.7	1.7
gdpval	23.3	35.8
GDPval-AA v2	962	962
Global-MMLU-Lite	92.7	90
GPQA Diamond	94.3	89.3
HLE	51.4	29
HLE (with tools)	51.6	48.3
hmmt_feb_2026	94.7	87.9
hmmt_nov_2025	94.8	92.7
IFBench	77.1	78.8
imo_answer_bench	91	80.9
itbenchSre	30.3	34.1
LiveCodeBench v6	91.7	83.6
mcpmark	55.9	46.1
MMLU-Pro	91	87.8
mmmlu	92.6	88.5
MMMU-Pro	83	79
multichallenge	71.4	67.6
nl2repo	33.4	32.2
OmniScience Accuracy	55.3	30.8
OmniScience Non-Hallucination	50.1	17.3
scicode	59	42
simpleqa_verified	77.3	26
strongreject	98	99.4
SWE-bench Multilingual	76.9	69.3
SWE-bench Pro	54.2	50.9
SWE-bench Verified	80.6	76.4
Tau 3 Banking	16.5	13.4
TauBench V3 - Banking	21.4	13.4
Terminal-Bench 2.0	68.5	52.5
Terminal-Bench 2.1	74	51.3
Terminal-Bench Hard	68.5	40.9
toolathlon	48.8	38.3
usamo_2026	74.4	36.3
τ²-Bench Telecom (AA run)	99.3	95.6
τ³-Bench	67.1	13.4

Best tracked score per model per benchmark (default configuration; source-attributed). ↓ marks lower-is-better metrics. Open either model for its full surface, provenance and pricing.