# Gemini 3 Pro vs GPT-5.4 nano

> Side-by-side benchmark comparison for Gemini 3 Pro and GPT-5.4 nano across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gemini-3-pro-vs-gpt-5-4-nano
- Last updated: September 10, 2026

- Shared sourced benchmarks: 4
- HTML indexing: indexable
- Ranking lane: BenchAlign v5

## Quick Verdict

Pick Gemini 3 Pro if you want the stronger benchmark profile. GPT-5.4 nano only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- Gemini 3 Pro leads overall 66.43 to 59.57.
- The clearest category separation is in multimodal & grounded, where the averages are 74.2 for Gemini 3 Pro and 23.8 for GPT-5.4 nano.
- The biggest single benchmark swing is MMMU-Pro in Multimodal & Grounded, with scores of 81% and 66.1%.
- GPT-5.4 nano is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- Gemini 3 Pro also has the larger context window at 2M.

## Model Snapshot

| Property | Gemini 3 Pro | GPT-5.4 nano |
|----------|----------|----------|
| Creator | Google | OpenAI |
| Type | Proprietary | Proprietary |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 2M | 400K |
| Overall Score | 66.43 | 59.57 |
| Benchmarks Covered | 12 | 18 |
| Pricing (input/output) | $2.00 / $12.00 | $0.20 / $1.25 |

## Category Breakdown

### Agentic

- Winner: Coming soon
- Gemini 3 Pro public-lane score: 58.5 (Estimated · #26/152)
- GPT-5.4 nano public-lane score: 34.6 (Supported · #133/152)

| Benchmark | Gemini 3 Pro | GPT-5.4 nano | Winner |
|-----------|-----------|-----------|--------|
| Gert Labs | 63.23% | Coming soon | Coming soon |
| JobBench | 11.4% | Coming soon | Coming soon |
| Terminal-Bench 2.0 | Coming soon | 46.3% | Coming soon |
| OSWorld-Verified | Coming soon | 39% | Coming soon |
| MCP Atlas | Coming soon | 56.1% | Coming soon |
| Toolathlon | Coming soon | 35.5% | Coming soon |
| τ²-bench results | Coming soon | 92.5% | Coming soon |
| Terminal-Bench 2.1 (Vals) | Coming soon | 41.6% | Coming soon |

### Coding

- Winner: Coming soon
- Gemini 3 Pro public-lane score: 59.9 (Estimated · #22/151)
- GPT-5.4 nano public-lane score: 37.1 (Supported · #126/151)

| Benchmark | Gemini 3 Pro | GPT-5.4 nano | Winner |
|-----------|-----------|-----------|--------|
| Vibe Code Bench | 14.30% | 26.10% | GPT-5.4 nano |
| LiveCodeBench (Vals) | Coming soon | 84.0% | Coming soon |
| SWE-bench (Vals) | Coming soon | 69.8% | Coming soon |

### Multimodal & Grounded

- Winner: Coming soon
- Gemini 3 Pro public-lane score: 74.2 (#17/48)
- GPT-5.4 nano public-lane score: 23.8 (#45/48)

| Benchmark | Gemini 3 Pro | GPT-5.4 nano | Winner |
|-----------|-----------|-----------|--------|
| MMMU-Pro | 81% | 66.1% | Gemini 3 Pro |
| MathVision | 86.6% | Coming soon | Coming soon |
| VideoMMMU | 87.6% | Coming soon | Coming soon |
| ScreenSpot Pro | 72.7% | Coming soon | Coming soon |
| CharXiv | 81.4% | Coming soon | Coming soon |
| V* | 88.0% | Coming soon | Coming soon |
| MMMU-Pro w/ Python | Coming soon | 69.5% | Coming soon |

### Reasoning

- Winner: Coming soon
- Gemini 3 Pro public-lane score: 36.7 (Unranked · 3 rankable rows)
- GPT-5.4 nano public-lane score: 73.7 (Unranked · 2 rankable rows)

| Benchmark | Gemini 3 Pro | GPT-5.4 nano | Winner |
|-----------|-----------|-----------|--------|
| ARC-AGI-2 | 31.1% | Coming soon | Coming soon |

### Knowledge

- Winner: Coming soon
- Gemini 3 Pro public-lane score: 64.7 (Estimated · #25/183)
- GPT-5.4 nano public-lane score: 47.4 (Supported · #97/183)

| Benchmark | Gemini 3 Pro | GPT-5.4 nano | Winner |
|-----------|-----------|-----------|--------|
| GPQA | Coming soon | 82.8% | Coming soon |
| HLE | Coming soon | 37.7% | Coming soon |
| HLE w/o tools | Coming soon | 24.3% | Coming soon |
| GPQA Diamond (Vals) | Coming soon | 77.5% | Coming soon |
| MMLU-Pro (Vals) | Coming soon | 77.2% | Coming soon |

### Instruction Following

- Winner: Coming soon
- Gemini 3 Pro public-lane score: 86.1 (#39/123)
- GPT-5.4 nano public-lane score: 93.2 (#9/123)

### Mathematics

- Winner: Coming soon
- Gemini 3 Pro public-lane score: 55.4 (Unranked · 2 rankable rows)
- GPT-5.4 nano public-lane score: 43.9 (Unranked · 2 rankable rows)

| Benchmark | Gemini 3 Pro | GPT-5.4 nano | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 37.600% | 25.860% | Gemini 3 Pro |
| FrontierMath v2 (Tier 4) | 18.750% | 6.250% | Gemini 3 Pro |

## FAQ

### Which is better overall, Gemini 3 Pro or GPT-5.4 nano?

Gemini 3 Pro is ahead overall on BenchLM right now.

### Where is the biggest gap between Gemini 3 Pro and GPT-5.4 nano?

The widest category gap is in multimodal & grounded, where the averages are 74.2 for Gemini 3 Pro and 23.8 for GPT-5.4 nano.

### How many benchmarks does Gemini 3 Pro cover on BenchLM?

Gemini 3 Pro currently has 12 sourced benchmark scores on BenchLM.

### How many benchmarks does GPT-5.4 nano cover on BenchLM?

GPT-5.4 nano currently has 18 sourced benchmark scores on BenchLM.

## Related Comparisons

- [Gemini 3 Pro vs Gemini 3 Pro Deep Think](/compare/gemini-3-pro-vs-gemini-3-pro-deep-think)
- [GPT-5.4 nano vs Gemini 3 Pro Deep Think](/compare/gemini-3-pro-deep-think-vs-gpt-5-4-nano)
- [Gemini 3 Pro vs GPT-5.4](/compare/gemini-3-pro-vs-gpt-5-4)
- [GPT-5.4 nano vs GPT-5.4](/compare/gpt-5-4-vs-gpt-5-4-nano)

## Explore More

- [Gemini 3 Pro profile](/models/gemini-3-pro)
- [GPT-5.4 nano profile](/models/gpt-5-4-nano)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)