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Gemini 3.1 Flash Lite vs Qwen2.5 72B

At a glance
GoogleGemini 3.1 Flash Lite

Google's high-efficiency model for high-volume use cases at half the cost of Gemini 3 Flash.

771.0M ctx$0.25/$1.50 per M#37/92
QwenQwen2.5 72B

Large 72B model from the Qwen 2.5 generation.

6333K ctx$0.36/$0.40 per M#65/92
AI Output
All AI outputs

No captured outputs for these models yet.

Benchmarks
See rankings
GoogleGemini 3.1 Flash Lite
Reasoning
CodingInsufficient data
AgenticInsufficient data
ReasoningInsufficient data
MathInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Smarter
Capability
CapabilityECI76.7
Reasoning & Knowledge
Graduate Science—Expert-Level8.6%
Math
Math Problems—Competition Math—
Agentic
Task Horizon—
QwenQwen2.5 72B
CodingInsufficient data
AgenticInsufficient data
Sources:Epoch ECI·Epoch AI·OpenRouter· as of 2026-07-10
Cheaper
Capability
CapabilityECI62.8
Reasoning & Knowledge
Graduate Science49.1%Expert-Level—
Math
Math Problems63.2%Competition Math8.1%
Agentic
Task Horizon5min
Specs
GoogleGemini 3.1 Flash Lite
1.0M
Context
66K
Max output
Mar 2026
Released
QwenQwen2.5 72B
33K
Context
16K
Max output
Sep 2024
Released
Capabilities
GoogleGemini 3.1 Flash Lite
Vision
Audio
Reasoning
QwenQwen2.5 72B
Vision
Audio
Reasoning
Pricing
GoogleGemini 3.1 Flash Lite
Live pricing, shown before you run
Input$0.25/M tokens
Output$1.50/M tokens
Reasoning$1.50/M tokens
Cache read$0.02/M tokens
Cache write$0.08/M tokens
Image input$0.25/M tokens
Audio input$0.50/M tokens
Web search$0.01/search
QwenQwen2.5 72B
Live pricing, shown before you run
Input$0.36/M tokens
Output$0.40/M tokens
Chat with Gemini 3.1 Flash LiteGo to model
Chat with Qwen2.5 72BGo to model
Frequently Asked Questions: Gemini 3.1 Flash Lite vs Qwen2.5 72B▼

Which is better, Gemini 3.1 Flash Lite or Qwen2.5 72B?

▼

Based on the Capability Index, Gemini 3.1 Flash Lite scores higher (76.7 vs 62.8). However, "better" depends on your use case — pricing, speed, context window, and specific capability needs all matter.

Which is cheaper, Gemini 3.1 Flash Lite or Qwen2.5 72B?

▼

Qwen2.5 72B has a lower blended cost. Gemini 3.1 Flash Lite: $0.25 input / $1.50 output. Qwen2.5 72B: $0.36 input / $0.40 output.

Which has a larger context window, Gemini 3.1 Flash Lite or Qwen2.5 72B?

▼

Gemini 3.1 Flash Lite has a larger context window: Gemini 3.1 Flash Lite supports 1M tokens vs Qwen2.5 72B at 33K tokens.

Do both Gemini 3.1 Flash Lite and Qwen2.5 72B support vision?

▼

Gemini 3.1 Flash Lite supports vision/image input, but Qwen2.5 72B does not.

What are the key differences between Gemini 3.1 Flash Lite and Qwen2.5 72B?

▼

Key differences: Gemini 3.1 Flash Lite has a notably higher capability index (13.9 point gap); only Gemini 3.1 Flash Lite supports vision input; only Gemini 3.1 Flash Lite offers extended reasoning mode. Compare full specs on this page.

Which model should I choose for my use case?

▼

If cost is your priority, choose the cheaper option. If you need the highest intelligence for complex tasks, pick the higher-scoring model. For long documents or codebases, choose the larger context window. You can try both Gemini 3.1 Flash Lite and Qwen2.5 72B for free on idapt.app to see which performs better for your specific needs.

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