Gemini 3.1 Flash-Lite PreviewvsGemini 3.1 Pro Preview

Gemini 3.1 Flash-Lite Preview leads the overall Podium Score by 11.4 points (85.4 vs 74.0).Category wins: Gemini 3.1 Flash-Lite Preview 0 — 0 Gemini 3.1 Pro Preview.Gemini 3.1 Flash-Lite Preview is the cheaper pick ($0.3/M vs $5/M per 1M output tokens). Gemini 3.1 Flash-Lite Preview is faster (210 t/s vs 50 t/s).

Open in Compare Tool →View Gemini 3.1 Flash-LiteView Gemini 3.1 Pro
Gemini 3.1 Flash-Lite PreviewDrag slider or hover to compareGemini 3.1 Pro Preview
Gemini 3.1 Pro Preview
74.0
Coding: — · Speed: 50 t/s
Output Price: $5/M
Gemini 3.1 Flash-Lite Preview
85.4
Coding: 76.0 · Speed: 210 t/s
Output Price: $0.3/M
Quick VerdictAggregated 2026 Benchmark Analysis

Gemini 3.1 Flash-Lite Preview is rated higher overall with a Podium Score of 85.4 (vs 74.0 for Gemini 3.1 Pro Preview). Both models show closely matched capabilities across domain benchmarks.

Coding & Engineering
Comparable
Inference Speed
Gemini 3.1 Flash-Lite Preview (210 t/s)
Cost Efficiency
Gemini 3.1 Flash-Lite Preview ($0.3/M)
API Price / 1M (in · out)
Gemini 3.1 Flash-Lite $0.075/M · $0.3/M — Gemini 3.1 Pro $1.25/M · $5/M

Choose Gemini 3.1 Flash-Lite Preview for cost-sensitive workloads, and Gemini 3.1 Pro Preview for general-purpose workloads.

MetricGemini 3.1 Flash-Lite PreviewGemini 3.1 Pro Preview
Podium Score85.4 ▲74.0
Arena Elo1365—
Intelligence Index85.0—
Coding76.0—
Math80.0—
Reasoning82.0—
Agentic74.0—
Knowledge81.0—
Multimodal89.0—
Long-context94.0—
Output speed210 t/s ▲50 t/s
Output price$0.3/M ▲$5/M
Context window1000K ▲128K
Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: Gemini 3.1 Flash-Lite vs Claude Mythos · Gemini 3.1 Flash-Lite vs Claude 5.5 Sonnet · Gemini 3.1 Flash-Lite vs Kimi K3.1 Pro · Gemini 3.1 Flash-Lite vs Eleven Multilingual v3
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