SummitGovOnline

Gemini 2.5 Pro vs Gemini 3 Pro

Side-by-side comparison of pricing, capabilities, benchmarks, and use case fit.

G

Gemini 2.5 Pro

Google

Overall 94
standard
View model →
G

Gemini 3 Pro

Google

Overall 94
standard
View model →

Capability radar

Normalized coding, reasoning, writing, vision, context, and value

CodingReasoningWritingVisionContextValue
Gemini 2.5 ProGemini 3 Pro
Comparison of Gemini 2.5 Pro vs Gemini 3 Pro
MetricGemini 2.5 ProGemini 3 Pro
Input Price / 1M$1.25$3.60
Output Price / 1M$10.00$14.00
Combined Price / 1M$11.25$17.60
Context Window1,048,5761,000,000
Coding Score9393
Reasoning Score9595
Vision Score9796
AudioYesYes
StreamingYesYes
Function CallingYesYes
Latency Tierstandardstandard
Release Date3/25/20255/20/2026

Gemini 2.5 Pro — Strengths & Weaknesses

Strengths

  • 1M context
  • Top multimodal
  • Strong reasoning

Weaknesses

  • Variable latency
  • Preview status

Gemini 3 Pro — Strengths & Weaknesses

Strengths

  • Frontier multimodal
  • 1M context
  • Strong reasoning

Weaknesses

  • Higher cost than Flash

Use Case Verdicts

Coding

Gemini 2.5 Pro

Gemini 2.5 Pro scores 93 vs 93 on coding benchmarks.

General Chat

Gemini 3 Pro

Gemini 3 Pro leads on writing quality (92 vs 91).

Long Context

Gemini 2.5 Pro

Gemini 2.5 Pro offers 1M tokens vs 1M.

Cost Efficiency

Gemini 2.5 Pro

Gemini 2.5 Pro is cheaper at $11.25/M combined vs $17.60/M.

Enterprise Use

Gemini 2.5 Pro

Gemini 2.5 Pro combines strong reasoning, tooling, and context for enterprise workloads.

Agent Workflows

Gemini 2.5 Pro

Gemini 2.5 Pro is better suited for agentic workflows with tool use and coding capability.