Compare/MiMo-V2.5-Pro (Non-reasoning) vs GPT-5.4 mini (medium)

MiMo-V2.5-Pro (Non-reasoning)vsGPT-5.4 mini (medium)

Side-by-side comparison of pricing, 12 benchmarks, and generation speed.

Xiaomi

MiMo-V2.5-Pro (Non-reasoning)

Input
$0/M
Output
$0/M
Speed
TTFT
OpenAI

GPT-5.4 mini (medium)

Input
$0.75/M
Output
$4.5/M
Speed
159 tok/s
TTFT
4.44s

Winner by Category

Cheaper
MiMo-V2.5-Pro (Non-reasoning)
Faster (tok/s)
GPT-5.4 mini (medium)
Lower Latency
MiMo-V2.5-Pro (Non-reasoning)
Benchmarks (1-6)
GPT-5.4 mini (medium)

Pricing Comparison

MetricMiMo-V2.5-Pro (Non-reasoning)GPT-5.4 mini (medium)
Input ($/M tokens)$0$0.75
Output ($/M tokens)$0$4.5
Cost for 1M input + 100K output tokens:
MiMo-V2.5-Pro (Non-reasoning)$0.00
GPT-5.4 mini (medium)$1.20

Speed Comparison

Output Speed (tokens/s) — higher is better
MiMo-V2.5-Pro (Non-reasoning)
GPT-5.4 mini (medium)
159 tok/s
Time to First Token (seconds) — lower is better
MiMo-V2.5-Pro (Non-reasoning)
GPT-5.4 mini (medium)
4.44s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
35.637.7
Coding Index
36.837.5
Math Index
GPQA Diamond
76.2%82.3%
MMLU-Pro
LiveCodeBench
AIME 2025
MATH-500
Humanity's Last Exam
13.3%17.1%
SciCode
39.1%44.2%
IFBench
42.7%64.8%
TerminalBench
35.6%34.1%
MiMo-V2.5-Pro (Non-reasoning)1 wins
6 winsGPT-5.4 mini (medium)

Frequently Asked Questions

Which is cheaper, MiMo-V2.5-Pro (Non-reasoning) or GPT-5.4 mini (medium)?

MiMo-V2.5-Pro (Non-reasoning) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.00/M tokens vs $1.69/M for GPT-5.4 mini (medium).

Which model performs better on benchmarks?

GPT-5.4 mini (medium) wins 6 out of 12 benchmarks compared to 1 for MiMo-V2.5-Pro (Non-reasoning). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

GPT-5.4 mini (medium) generates tokens faster at 159 tok/s vs 0 tok/s. MiMo-V2.5-Pro (Non-reasoning) also has lower time-to-first-token (0.00s vs 4.44s).

When should I use MiMo-V2.5-Pro (Non-reasoning) vs GPT-5.4 mini (medium)?

Choose based on your priorities: MiMo-V2.5-Pro (Non-reasoning) for lower cost, GPT-5.4 mini (medium) for stronger benchmark performance, and GPT-5.4 mini (medium) for faster generation. For latency-sensitive apps, check the TTFT comparison above.