Compare/DeepSeek V3.1 (Reasoning) vs MiMo-V2.5-Pro (Non-reasoning)

DeepSeek V3.1 (Reasoning)vsMiMo-V2.5-Pro (Non-reasoning)

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

DeepSeek

DeepSeek V3.1 (Reasoning)

Input
$0.59/M
Output
$1.69/M
Speed
TTFT
Xiaomi

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

Input
$0.661/M
Output
$1.722/M
Speed
54 tok/s
TTFT
1.40s

Winner by Category

Cheaper
DeepSeek V3.1 (Reasoning)
Faster (tok/s)
MiMo-V2.5-Pro (Non-reasoning)
Lower Latency
DeepSeek V3.1 (Reasoning)
Benchmarks (5-4)
DeepSeek V3.1 (Reasoning)

Pricing Comparison

MetricDeepSeek V3.1 (Reasoning)MiMo-V2.5-Pro (Non-reasoning)
Input ($/M tokens)$0.59$0.661
Output ($/M tokens)$1.69$1.722
Cost for 1M input + 100K output tokens:
DeepSeek V3.1 (Reasoning)$0.76
MiMo-V2.5-Pro (Non-reasoning)$0.83

Speed Comparison

Output Speed (tokens/s) — higher is better
DeepSeek V3.1 (Reasoning)
MiMo-V2.5-Pro (Non-reasoning)
54 tok/s
Time to First Token (seconds) — lower is better
DeepSeek V3.1 (Reasoning)
MiMo-V2.5-Pro (Non-reasoning)
1.40s

Benchmark Comparison

Data from Artificial Analysis API — 12 benchmarks

Intelligence Index
20.727.9
Coding Index
Math Index
89.7
GPQA Diamond
77.9%76.2%
MMLU-Pro
85.1%
LiveCodeBench
78.4%
AIME 2025
89.7%
MATH-500
Humanity's Last Exam
13.0%13.3%
SciCode
39.1%39.1%
IFBench
41.5%42.7%
TerminalBench
25.0%35.6%
DeepSeek V3.1 (Reasoning)5 wins
4 winsMiMo-V2.5-Pro (Non-reasoning)

Frequently Asked Questions

Which is cheaper, DeepSeek V3.1 (Reasoning) or MiMo-V2.5-Pro (Non-reasoning)?

DeepSeek V3.1 (Reasoning) is cheaper overall. Its blended price (3:1 input/output ratio) is $0.86/M tokens vs $0.93/M for MiMo-V2.5-Pro (Non-reasoning).

Which model performs better on benchmarks?

DeepSeek V3.1 (Reasoning) wins 5 out of 12 benchmarks compared to 4 for MiMo-V2.5-Pro (Non-reasoning). See the detailed benchmark chart above for per-category results.

Which is faster for real-time applications?

MiMo-V2.5-Pro (Non-reasoning) generates tokens faster at 54 tok/s vs 0 tok/s. DeepSeek V3.1 (Reasoning) also has lower time-to-first-token (0.00s vs 1.40s).

When should I use DeepSeek V3.1 (Reasoning) vs MiMo-V2.5-Pro (Non-reasoning)?

Choose based on your priorities: DeepSeek V3.1 (Reasoning) for lower cost, DeepSeek V3.1 (Reasoning) for stronger benchmark performance, and MiMo-V2.5-Pro (Non-reasoning) for faster generation. For latency-sensitive apps, check the TTFT comparison above.