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Gemini 3.5 Flash-Lite vs GPT-4.1 mini

Gemini 3.5 Flash-Lite leads the LLM Stats Score 29.7 to 14.0. GPT-4.1 mini is 1.2x cheaper per token.

Google · OpenAI · Updated for 2026

Which is better?

Gemini 3.5 Flash-Lite leads the overall LLM Stats Score 29.7 to 14.0, ranking #130 overall.

In the 1 individual benchmarks reported for both models, Gemini 3.5 Flash-Lite wins 1; this is a narrower head-to-head signal than the composite indexes.

On price, GPT-4.1 mini is roughly 1.2x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Gemini 3.5 Flash-Lite also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Gemini 3.5 Flash-Lite

  • overall performance matters — it scores 29.7 and ranks #130 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 1 of 1 exact shared results
  • you process long inputs — it offers a 1,048,576 token context window
  • you want the most recent training data — it shipped Jul 2026

Choose GPT-4.1 mini

  • cost matters — it's about 1.2x cheaper per token

At a glance

The differences that matter most.

Core performance indexes
29.7
#130
14.0
#245
25.7
#155
13.9
#238
15.6
#135
-3.3
#259
Cost, coverage & limits
Benchmark wins
1 of 1
0 of 1
Input price
$0.30 / M
$0.40 / M
Output price
$2.50 / M
$1.60 / M
Context window
1,048,576
1,047,576

Capability indexes

Additional strengths measured across groups of related public benchmarks

2 shared
Index
Gemini 3.5 Flash-Lite
GPT-4.1 mini
19.3#79
9.1#138
21.6#68
15.8#90
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

6 reported for Gemini 3.5 Flash-Lite · 28 for GPT-4.1 mini

1 shared

Gemini 3.5 Flash-Lite outperforms in 1 benchmarks (CharXiv-R), while GPT-4.1 mini is better at 0 benchmarks.

Gemini 3.5 Flash-Lite significantly outperforms across most benchmarks.

Wed Sep 23 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

GPT-4.1 mini costs less

For input processing, Gemini 3.5 Flash-Lite ($0.30/1M tokens) is 1.3x cheaper than GPT-4.1 mini ($0.40/1M tokens).

For output processing, Gemini 3.5 Flash-Lite ($2.50/1M tokens) is 1.6x more expensive than GPT-4.1 mini ($1.60/1M tokens).

In conclusion, Gemini 3.5 Flash-Lite is more expensive than GPT-4.1 mini.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Wed Sep 23 2026 • llm-stats.com
Google
Gemini 3.5 Flash-Lite
Input tokens$0.30
Output tokens$2.50
Best providerGoogle
OpenAI
GPT-4.1 mini
Input tokens$0.40
Output tokens$1.60
Best providerOpenAI
Notice missing or incorrect data?Start an Issue

Context Window

Maximum input and output token capacity

Gemini 3.5 Flash-Lite accepts 1,048,576 input tokens compared to GPT-4.1 mini's 1,047,576 tokens. Gemini 3.5 Flash-Lite can generate longer responses up to 65,536 tokens, while GPT-4.1 mini is limited to 32,768 tokens.

Google
Gemini 3.5 Flash-Lite
Input1,048,576 tokens
Output65,536 tokens
OpenAI
GPT-4.1 mini
Input1,047,576 tokens
Output32,768 tokens
Wed Sep 23 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Gemini 3.5 Flash-Lite and GPT-4.1 mini support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Gemini 3.5 Flash-Lite

Text
Images
Audio
Video

GPT-4.1 mini

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Gemini 3.5 Flash-Lite

Proprietary

Closed source

GPT-4.1 mini

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 3.5 Flash-Lite was released on 2026-07-21, while GPT-4.1 mini was released on 2025-04-14.

Gemini 3.5 Flash-Lite is 15 months newer than GPT-4.1 mini.

Gemini 3.5 Flash-Lite

Jul 21, 2026

2 months ago

1.3yr newer
GPT-4.1 mini

Apr 14, 2025

1.4 years ago

Knowledge Cutoff

When training data ends

Gemini 3.5 Flash-Lite has a knowledge cutoff of 2026-03-31, while GPT-4.1 mini has a cutoff of 2024-05-31.

Gemini 3.5 Flash-Lite has more recent training data (up to 2026-03-31), making it potentially better informed about events through that date compared to GPT-4.1 mini (2024-05-31).

Gemini 3.5 Flash-Lite

Mar 2026

1.8 yr newer
GPT-4.1 mini

May 2024

Provider Availability

Gemini 3.5 Flash-Lite is available from Google. GPT-4.1 mini is available from OpenAI.

Gemini 3.5 Flash-Lite

google logo
Google
Input Price:Input: $0.30/1MOutput Price:Output: $2.50/1M

GPT-4.1 mini

openai logo
OpenAI
Input Price:Input: $0.40/1MOutput Price:Output: $1.60/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

Run your own prompts against Gemini 3.5 Flash-Lite and GPT-4.1 mini side-by-side, then vote on the output you prefer.

Gemini 3.5 Flash-Lite
✓ Preferred
GPT-4.1 mini
Open in Playground

FAQ

Common questions about Gemini 3.5 Flash-Lite vs GPT-4.1 mini.

Which is better, Gemini 3.5 Flash-Lite or GPT-4.1 mini?

Gemini 3.5 Flash-Lite leads the LLM Stats Score 29.7 to 14.0. Gemini 3.5 Flash-Lite is made by Google and GPT-4.1 mini is made by OpenAI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Gemini 3.5 Flash-Lite compare to GPT-4.1 mini in benchmarks?

Gemini 3.5 Flash-Lite scores CharXiv-R: 76.5%, OSWorld-Verified: 74.0%, SWE-Bench Pro: 54.2%, Terminal-Bench 2.1: 54.0%, MLE-Bench: 39.2%. GPT-4.1 mini scores CharXiv-D: 88.4%, MMLU: 87.5%, IFEval: 84.1%, MMMLU: 78.5%, MathVista: 73.1%.

Is Gemini 3.5 Flash-Lite cheaper than GPT-4.1 mini?

Gemini 3.5 Flash-Lite is 1.3x cheaper for input tokens. Gemini 3.5 Flash-Lite costs $0.30/M input and $2.50/M output via google. GPT-4.1 mini costs $0.40/M input and $1.60/M output via openai.

What are the context window sizes for Gemini 3.5 Flash-Lite and GPT-4.1 mini?

Gemini 3.5 Flash-Lite supports 1.0M tokens and GPT-4.1 mini supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 3.5 Flash-Lite and GPT-4.1 mini?

Key differences include LLM Stats Score (29.7 vs 14.0), context window (1.0M vs 1.0M), input pricing ($0.30 vs $0.40/M). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 3.5 Flash-Lite and GPT-4.1 mini?

Gemini 3.5 Flash-Lite is developed by Google and GPT-4.1 mini is developed by OpenAI.