# GPT-4.1 mini vs o3-mini

> Side-by-side benchmark comparison for GPT-4.1 mini and o3-mini across agentic, coding, multimodal, knowledge, reasoning, multilingual, and math tasks.

- Canonical page: https://benchlm.ai/compare/gpt-4-1-mini-vs-o3-mini
- Last updated: September 10, 2026

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

## Quick Verdict

Pick o3-mini if you want the stronger benchmark profile. GPT-4.1 mini only makes more sense when its price, context window, or workload-specific category wins matter more than the overall score.

## Summary

- o3-mini leads overall 46.83 to 33.82.
- The clearest category separation is in coding, where the averages are 35.4 for GPT-4.1 mini and 45.3 for o3-mini.
- The biggest single benchmark swing is SWE-bench Verified in Coding, with scores of 23.6% and 49.3%.
- GPT-4.1 mini is the cheaper option on output tokens, which matters if you expect large responses or heavy interactive use.
- GPT-4.1 mini also has the larger context window at 1M.

## Model Snapshot

| Property | GPT-4.1 mini | o3-mini |
|----------|----------|----------|
| Creator | OpenAI | OpenAI |
| Type | Proprietary | Proprietary |
| Reasoning | Non-Reasoning | Reasoning |
| Context | 1M | 200K |
| Overall Score | 33.82 | 46.83 |
| Benchmarks Covered | 5 | 5 |
| Pricing (input/output) | $0.40 / $1.60 | $1.10 / $4.40 |

## Category Breakdown

### Agentic

- Winner: Coming soon
- GPT-4.1 mini public-lane score: 37 (Estimated · #127/152)
- o3-mini public-lane score: Coming soon

### Coding

- Winner: Coming soon
- GPT-4.1 mini public-lane score: 35.4 (Estimated · #128/151)
- o3-mini public-lane score: 45.3 (Estimated · #88/151)

| Benchmark | GPT-4.1 mini | o3-mini | Winner |
|-----------|-----------|-----------|--------|
| SWE-bench Verified | 23.6% | 49.3% | o3-mini |

### Multimodal & Grounded

- Winner: Coming soon
- GPT-4.1 mini public-lane score: 46.5 (Unranked · 1 rankable row)
- o3-mini public-lane score: Coming soon

### Reasoning

- Winner: Coming soon
- GPT-4.1 mini public-lane score: 51.3 (Unranked · 2 rankable rows)
- o3-mini public-lane score: Coming soon

### Knowledge

- Winner: o3-mini
- GPT-4.1 mini public-lane score: 34.6 (Supported · #162/183)
- o3-mini public-lane score: 39.7 (Supported · #134/183)

| Benchmark | GPT-4.1 mini | o3-mini | Winner |
|-----------|-----------|-----------|--------|
| MMLU | 87.5% | 86.9% | GPT-4.1 mini |
| GPQA | 64.2% | 77.2% | o3-mini |

### Instruction Following

- Winner: Coming soon
- GPT-4.1 mini public-lane score: 44.4 (#95/123)
- o3-mini public-lane score: Coming soon

| Benchmark | GPT-4.1 mini | o3-mini | Winner |
|-----------|-----------|-----------|--------|
| IFEval | 88.5% | 93.9% | o3-mini |

### Mathematics

- Winner: Coming soon
- GPT-4.1 mini public-lane score: 28.5 (Unranked · 1 rankable row)
- o3-mini public-lane score: Coming soon

| Benchmark | GPT-4.1 mini | o3-mini | Winner |
|-----------|-----------|-----------|--------|
| FrontierMath v2 (Tiers 1-3) | 4.483% | Coming soon | Coming soon |
| AIME 2024 | Coming soon | 87.3% | Coming soon |

## FAQ

### Which is better overall, GPT-4.1 mini or o3-mini?

o3-mini is ahead overall on BenchLM right now.

### Where is the biggest gap between GPT-4.1 mini and o3-mini?

The widest category gap is in coding, where the averages are 35.4 for GPT-4.1 mini and 45.3 for o3-mini.

### How many benchmarks does GPT-4.1 mini cover on BenchLM?

GPT-4.1 mini currently has 5 sourced benchmark scores on BenchLM.

### How many benchmarks does o3-mini cover on BenchLM?

o3-mini currently has 5 sourced benchmark scores on BenchLM.

## Related Comparisons

- [GPT-4.1 mini vs GPT-4.1](/compare/gpt-4-1-vs-gpt-4-1-mini)
- [o3-mini vs GPT-4.1](/compare/gpt-4-1-vs-o3-mini)
- [GPT-4.1 mini vs GPT-4.1 nano](/compare/gpt-4-1-mini-vs-gpt-4-1-nano)
- [o3-mini vs GPT-4.1 nano](/compare/gpt-4-1-nano-vs-o3-mini)

## Explore More

- [GPT-4.1 mini profile](/models/gpt-4-1-mini)
- [o3-mini profile](/models/o3-mini)
- [Compare Pricing](/llm-pricing)
- [Alternative Finder](/tools/alternative-finder)
- [LLM Selector](/tools/llm-selector)
- [Overall Rankings](/best/overall)