Model Comparison

Gemini 2.0 Flash-Lite vs Grok-4Which is better in 2026?

Grok-4 significantly outperforms across most benchmarks. Gemini 2.0 Flash-Lite is 47.1x cheaper per token.

Verdict: Gemini 2.0 Flash-Lite vs Grok-4 — which is better?

Gemini 2.0 Flash-Lite (by Google) and Grok-4 (by xAI) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Gemini 2.0 Flash-Lite outperforms in 0 benchmarks, while Grok-4 is better at 1 benchmark (GPQA). Grok-4 significantly outperforms across most benchmarks.

On price, Gemini 2.0 Flash-Lite is roughly 47.1x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Gemini 2.0 Flash-Lite also accepts a larger context window (1,048,576 input tokens), making it the stronger choice for long documents and large codebases.

Choose Gemini 2.0 Flash-Lite if…

  • cost matters — it's about 47.1x cheaper per token
  • you process long inputs — it offers a 1,048,576 token context window

Choose Grok-4 if…

  • you want the strongest raw capability — it leads on 1 of 1 shared benchmarks
  • you want the most recent training data — it shipped Jul 2025
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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Gemini 2.0 Flash-Lite outperforms in 0 benchmarks, while Grok-4 is better at 1 benchmark (GPQA).

Grok-4 significantly outperforms across most benchmarks.

Sat Jun 06 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Gemini 2.0 Flash-Lite costs less

For input processing, Gemini 2.0 Flash-Lite ($0.07/1M tokens) is 42.9x cheaper than Grok-4 ($3.00/1M tokens).

For output processing, Gemini 2.0 Flash-Lite ($0.30/1M tokens) is 50.0x cheaper than Grok-4 ($15.00/1M tokens).

In conclusion, Grok-4 is more expensive than Gemini 2.0 Flash-Lite.*

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

Lowest available price from all providers
Sat Jun 06 2026 • llm-stats.com
Google
Gemini 2.0 Flash-Lite
Input tokens$0.07
Output tokens$0.30
Best providerGoogle
xAI
Grok-4
Input tokens$3.00
Output tokens$15.00
Best providerxAI
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Gemini 2.0 Flash-Lite accepts 1,048,576 input tokens compared to Grok-4's 256,000 tokens. Gemini 2.0 Flash-Lite can generate longer responses up to 8,192 tokens, while Grok-4 is limited to 8,000 tokens.

Google
Gemini 2.0 Flash-Lite
Input1,048,576 tokens
Output8,192 tokens
xAI
Grok-4
Input256,000 tokens
Output8,000 tokens
Sat Jun 06 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Gemini 2.0 Flash-Lite and Grok-4 support multimodal inputs.

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

Gemini 2.0 Flash-Lite

Text
Images
Audio
Video

Grok-4

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 2.0 Flash-Lite

Proprietary

Closed source

Grok-4

Proprietary

Closed source

Release Timeline

When each model was launched

Gemini 2.0 Flash-Lite was released on 2025-02-05, while Grok-4 was released on 2025-07-09.

Grok-4 is 5 months newer than Gemini 2.0 Flash-Lite.

Gemini 2.0 Flash-Lite

Feb 5, 2025

1.3 years ago

Grok-4

Jul 9, 2025

11 months ago

5mo newer

Knowledge Cutoff

When training data ends

Gemini 2.0 Flash-Lite has a knowledge cutoff of 2024-06-01, while Grok-4 has a cutoff of 2024-12-31.

Grok-4 has more recent training data (up to 2024-12-31), making it potentially better informed about events through that date compared to Gemini 2.0 Flash-Lite (2024-06-01).

Gemini 2.0 Flash-Lite

Jun 2024

Grok-4

Dec 2024

6 mo newer

Provider Availability

Gemini 2.0 Flash-Lite is available from Google. Grok-4 is available from xAI.

Gemini 2.0 Flash-Lite

google logo
Google
Input Price:Input: $0.07/1MOutput Price:Output: $0.30/1M

Grok-4

xai logo
xAI
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Google
Larger context window (1,048,576 tokens)
Less expensive input tokens
Less expensive output tokens
xAI
Higher GPQA score (87.5% vs 51.5%)
GoogleGemini 2.0 Flash-Lite
xAIGrok-4
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Detailed Comparison

AI Model Comparison Table
Feature
Google
Gemini 2.0 Flash-Lite
xAI
Grok-4

FAQ

Common questions about Gemini 2.0 Flash-Lite vs Grok-4.

Which is better, Gemini 2.0 Flash-Lite or Grok-4?

Grok-4 significantly outperforms across most benchmarks. Gemini 2.0 Flash-Lite is made by Google and Grok-4 is made by xAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Gemini 2.0 Flash-Lite compare to Grok-4 in benchmarks?

Gemini 2.0 Flash-Lite scores MATH: 86.8%, FACTS Grounding: 83.6%, Global-MMLU-Lite: 78.2%, MMLU-Pro: 71.6%, MMMU: 68.0%. Grok-4 scores AIME 2025: 91.7%, HMMT25: 90.0%, GPQA: 87.5%, LiveCodeBench: 79.0%, Humanity's Last Exam: 40.0%.

Is Gemini 2.0 Flash-Lite cheaper than Grok-4?

Gemini 2.0 Flash-Lite is 42.9x cheaper for input tokens. Gemini 2.0 Flash-Lite costs $0.07/M input and $0.30/M output via google. Grok-4 costs $3.00/M input and $15.00/M output via xai.

What are the context window sizes for Gemini 2.0 Flash-Lite and Grok-4?

Gemini 2.0 Flash-Lite supports 1.0M tokens and Grok-4 supports 256K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Gemini 2.0 Flash-Lite and Grok-4?

Key differences include context window (1.0M vs 256K), input pricing ($0.07 vs $3.00/M). See the full comparison above for benchmark-by-benchmark results.

Who makes Gemini 2.0 Flash-Lite and Grok-4?

Gemini 2.0 Flash-Lite is developed by Google and Grok-4 is developed by xAI.

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