Model comparison
GPT-5.4 Pro vs MiMo-V2.5
Head-to-head evidence from 1 shared benchmark result across 1 category. Overall scores shown here use the public BenchAlign v5 ranking lane.
Public leaderboard positions: GPT-5.4 Pro #44 (Estimated); MiMo-V2.5 #62 (Estimated). Intervals and evidence labels describe ranking uncertainty, not a guarantee for a specific workload.
Evidence parity. GPT-5.4 Pro and MiMo-V2.5 share 1 comparable benchmark result. 2 of 8 categories are comparable. 11 results are unique to GPT-5.4 Pro; 10 to MiMo-V2.5.
Updated July 21, 2026- Shared results
- 1
- GPT-5.4 Pro only
- 11
- MiMo-V2.5 only
- 10
- Comparable categories
- 2 / 8
Pick GPT-5.4 Pro if you want the stronger benchmark profile. MiMo-V2.5 only becomes the better choice if its workflow or ecosystem matters more than the raw scoreboard.
Confidence note. This is a partial-evidence comparison with 1 shared benchmark result across 1 evidence category; 2 of 8 categories currently have scoreable aggregates for both models. Treat the verdict as directional until coverage is more balanced.
Why this result
GPT-5.4 Pro has the cleaner BenchAlign overall profile here, landing at 60.89 versus 58.62. It is a real lead, but still close enough that category-level strengths matter more than the headline number.
GPT-5.4 Pro's sharpest advantage is in agentic, where it averages 89.3 against 65.8. The single biggest benchmark swing on the page is MMMU-Pro, 94% to 77.9%.
GPT-5.4 Pro gives you the larger context window at 1.05M, compared with 1M for MiMo-V2.5.
Category breakdown
Exact category averages are shown below. Not measured means BenchLM does not have enough sourced public coverage for that model and category.
| Category | GPT-5.4 Pro | Δ | MiMo-V2.5 |
|---|---|---|---|
| Agentic | GPT-5.4 Pro89.3 | Margin← 23.5 | MiMo-V2.565.8 |
| Multimodal | GPT-5.4 Pro94.0 | Margin← 15.0 | MiMo-V2.579.0 |
| Coding | GPT-5.4 ProNot measured | MarginNo overlap | MiMo-V2.556.1 |
| Reasoning | GPT-5.4 Pro83.3 | MarginNo overlap | MiMo-V2.5Not measured |
| Knowledge | GPT-5.4 Pro58.7 | MarginNo overlap | MiMo-V2.5Not measured |
| Math | GPT-5.4 Pro46.9 | MarginNo overlap | MiMo-V2.5Not measured |
Decisive benchmark drivers
The largest measured benchmark gaps in this matchup, with exact reported values.
More
- Source ↗
MMMU-Pro
MultimodalA 94%B 77.9%Winner: GPT-5.4 ProΔ 16.1MMMU-Pro: GPT-5.4 Pro scored 94%; MiMo-V2.5 scored 77.9%. GPT-5.4 Pro wins this benchmark.
Operational comparison
Runtime and commercial metrics are compared only when both models have a complete sourced value.
| Metric | GPT-5.4 Pro | MiMo-V2.5 | Comparison |
|---|---|---|---|
| Input / output priceUSD per 1M tokens | GPT-5.4 Pro$30 input / $180 output | MiMo-V2.5Not available | A complete price comparison is not available. |
| Generation speedtokens per second | GPT-5.4 Pro74 tok/s | MiMo-V2.5Not available | A complete speed comparison is not available. |
| First-answer latencyseconds to first token | GPT-5.4 Pro151.79 s | MiMo-V2.5Not available | A complete latency comparison is not available. |
| Context windowmaximum listed tokens | GPT-5.4 Pro1.05M | MiMo-V2.51M | GPT-5.4 Pro lists the larger context window. |
Benchmark Deep Dive
AgenticGPT-5.4 Pro wins6 benchmarks
Coding2 benchmarks
Reasoning2 benchmarks
Knowledge4 benchmarks
Math4 benchmarks
Frequently Asked Questions (3)
Which is better, GPT-5.4 Pro or MiMo-V2.5?
GPT-5.4 Pro is ahead on BenchLM's BenchAlign leaderboard, 60.89 to 58.62. The biggest single separator in this matchup is MMMU-Pro, where the scores are 94% and 77.9%.
Which is better for agentic tasks, GPT-5.4 Pro or MiMo-V2.5?
GPT-5.4 Pro has the edge for agentic tasks in this comparison, averaging 89.3 versus 65.8. MiMo-V2.5 stays close enough that the answer can still flip depending on your workload.
Which is better for multimodal and grounded tasks, GPT-5.4 Pro or MiMo-V2.5?
GPT-5.4 Pro has the edge for multimodal and grounded tasks in this comparison, averaging 94 versus 79. Inside this category, MMMU-Pro is the benchmark that creates the most daylight between them.
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