LLM Comparison

Gemini 3.1 Pro vs Gemini 3.5 Flash-Lite: benchmark scores, pricing & comparison.

Side-by-side Gemini 3.1 Pro vs Gemini 3.5 Flash-Lite comparison across SWE-bench, GPQA, HLE, Terminal-Bench, coding agent scores, token pricing, context window, and AskClash RWT. Green marks the winner on each benchmark.

Verdict: Gemini 3.1 Pro ranks higher (#117 vs #143) and wins 5 of 7 shared benchmarks; Gemini 3.5 Flash-Lite costs less ($0.30/$2.50 vs $2.00/$12.0 per 1M tokens).

Open live leaderboardGemini 3.1 Pro model pageGemini 3.5 Flash-Lite model page
Rank #117 vs #143AskClash overall scores 40.8 vs 26.1.
Pricing $2.00/$12.0 vs $0.30/$2.50Input and output token prices per 1M tokens when published.
Proprietary vs ProprietaryGoogle vs Google.

Gemini 3.1 Pro vs Gemini 3.5 Flash-Lite benchmark comparison

Green cells highlight the winning model for each metric. Scores are cached from the AskClash LLM leaderboard snapshot.

MetricGemini 3.1 ProGemini 3.5 Flash-Lite
Overall Score40.826.1
Leaderboard Rank#117#143
RWT—7.0
HLE51.418.8
GPQA94.383.8
SWE-bench80.6—
SWE-Pro54.254.2
DeepSWE11.7—
GDPval-AA1317.01140.0
OSWorld—74.0
MCP Atlas69.2—
Finance Agent43.047.4
CharXiv80.2—
MMMU-Pro83.979.0
ARC-AGI 277.1—
Tau299.3—
MRCR84.972.2
Input Price (per 1M tokens)$2.00$0.30
Output Price (per 1M tokens)$12.0$2.50
Context Window1M1M
Benchmarks Published109

Gemini 3.1 Pro vs Gemini 3.5 Flash-Lite head-to-head charts

Gemini 3.1 Pro leads 6 and Gemini 3.5 Flash-Lite leads 1 of 8 shared benchmarks. Gemini 3.5 Flash-Lite is cheaper on a defined 1M-input / 200K-output workload. Charts show only benchmarks both models publish.

Gemini 3.1 ProGemini 3.5 Flash-Lite
Overall
40.8Gemini 3.1 Pro
26.1Gemini 3.5 Flash-Lite
HLE
51.4Gemini 3.1 Pro
18.8Gemini 3.5 Flash-Lite
GPQA
94.3Gemini 3.1 Pro
83.8Gemini 3.5 Flash-Lite
SWE-Pro
54.2Gemini 3.1 Pro
54.2Gemini 3.5 Flash-Lite
GDPval-AA
1317.0Gemini 3.1 Pro
1140.0Gemini 3.5 Flash-Lite
Finance Agent
43.0Gemini 3.1 Pro
47.4Gemini 3.5 Flash-Lite
MMMU-Pro
83.9Gemini 3.1 Pro
79.0Gemini 3.5 Flash-Lite
MRCR
84.9Gemini 3.1 Pro
72.2Gemini 3.5 Flash-Lite
Gemini 3.1 Pro
Input$2.00
Output$12.0
Workload$4.40
Context1M
Gemini 3.5 Flash-Lite
Input$0.30
Output$2.50
Workload$0.80
Context1M

Workload = published cost of 1M input + 200K output tokens. Open the live leaderboard for interactive compare charts.

More Gemini 3.1 Pro and Gemini 3.5 Flash-Lite comparisons

Explore how Gemini 3.1 Pro and Gemini 3.5 Flash-Lite stack up against other top-ranked LLMs.

Claude Opus 5.5 vs Gemini 3.1 ProClaude Opus 5.5 vs Gemini 3.5 Flash-LiteClaude Fable 5.1 vs Gemini 3.1 ProClaude Fable 5.1 vs Gemini 3.5 Flash-LiteClaude Sonnet 5.5 vs Gemini 3.1 ProClaude Sonnet 5.5 vs Gemini 3.5 Flash-LiteClaude Opus 5 vs Gemini 3.1 ProClaude Opus 5 vs Gemini 3.5 Flash-LiteClaude Fable 5 vs Gemini 3.1 ProClaude Fable 5 vs Gemini 3.5 Flash-Lite

How to read this comparison

Benchmark scores

Higher is better for all benchmark scores (SWE-bench, GPQA, HLE, Terminal-Bench, etc.). Green marks the model with the higher score.

Token pricing

Lower is better for input and output prices. Green marks the cheaper model per 1M tokens.

Coverage matters

Models with fewer disclosed benchmark cells may have inflated percentile scores. Check the benchmark cell count for context.

This comparison page is generated from the AskClash LLM leaderboard cache. Open the live leaderboard for real-time scores and interactive filtering.