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Gemini 3.1 Pro PreviewvsQwen3.5 35B-A3B

Gemini 3.1 Pro Preview leads 4 of 4 shared benchmarks. Qwen3.5 35B-A3B is 27.1x cheaper per token. Gemini 3.1 Pro Preview has the larger context window (1.0M tokens).

Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.

Shared benchmarks
4 – 0
Gemini 3.1 Pro Preview leads
Cheaper per token
Qwen3.5 35B-A3B
27.1x cheaper, input + output
Larger context
Gemini 3.1 Pro Preview
1.0M tokens
Provider uptime (30d)
100% · —
Google · Qwen
Gemini 3.1 Pro Preview
Google · released 2026-02-19
textvisionaudio
Context
1.0M
Max out
66K
Input /1M
$2
Output /1M
$12
Cached /1M
$0.2
Scores
10 · 8 core
textvision
Context
262K
Max out
Input /1M
$0.057
Output /1M
$0.459
Cached /1M
Scores
4 · 4 core
Quality

Benchmark matrix

BenchmarkGemini 3.1 Pro PreviewQwen3.5 35B-A3BΔEdge
Reported by both · 4
GPQA Diamond94.3% 83.5% epoch+10.8 ptGemini 3.1 Pro Preview
AIME 202698.3% matharena93.3% matharena+5 ptGemini 3.1 Pro Preview
LMArena Elo1480.1 1395.5 +84.6Gemini 3.1 Pro Preview
OTIS Mock AIME 2024-2025 (Epoch AI run)95.6% epoch54.4% epoch+41.2 ptGemini 3.1 Pro Preview
Only Gemini 3.1 Pro Preview reports · 5
ARC-AGI-277.1% not reported
FrontierMath Tier 4 v2 (Epoch AI run)26.8% epochnot reported
FrontierMath Tiers 1-3 v2 (Epoch AI run)59.6% epochnot reported
SimpleQA Verified73.5% epochnot reported
SWE-Bench Pro54.2% not reported
Only Qwen3.5 35B-A3B reports · 0
Qwen3.5 35B-A3B reports nothing Gemini 3.1 Pro Preview does not.
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is Gemini 3.1 Pro Preview minus Qwen3.5 35B-A3B in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing

Side by side

SpecGemini 3.1 Pro PreviewQwen3.5 35B-A3BEdge
Context window1.0M tokens262K tokensGemini 3.1 Pro Preview
Max output66K tokens
Input price / 1M$2 $0.057 Qwen3.5 35B-A3B
Output price / 1M$12 $0.459 Qwen3.5 35B-A3B
Cached input / 1M$0.2
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
$14$0.516Qwen3.5 35B-A3B
Modalitiestext · vision · audiotext · visionGemini 3.1 Pro Preview
Released2026-02-19
Cited benchmark scores104
Reliability

Provider status

All providers
More matchups

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More matchups

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Built by Respan
Which one wins on your data?

Public benchmarks are a starting point. Run Gemini 3.1 Pro Preview and Qwen3.5 35B-A3B on your own prompts with Respan evals, or route to either through one gateway key with automatic failover.