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DeepSeek-R1-0528 vs Phi 4 Mini

DeepSeek-R1-0528 leads the LLM Stats Score 24.1 to -4.1.

DeepSeek · Microsoft · Updated for 2026

Which is better?

DeepSeek-R1-0528 leads the overall LLM Stats Score 24.1 to -4.1, ranking #167 overall.

In the 2 individual benchmarks reported for both models, DeepSeek-R1-0528 wins 2; this is a narrower head-to-head signal than the composite indexes.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose DeepSeek-R1-0528

  • overall performance matters — it scores 24.1 and ranks #167 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you value its reported benchmark strengths — it wins 2 of 2 exact shared results
  • you want the most recent training data — it shipped May 2025

Choose Phi 4 Mini

  • you are already invested in the Microsoft ecosystem

At a glance

The differences that matter most.

Core performance indexes
24.1
#167
-4.1
#347
23.7
#163
-4.2
#340
Cost, coverage & limits
Benchmark wins
2 of 2
0 of 2
Input price
$0.50 / M
— / M
Output price
$2.15 / M
— / M
Context window
163,840

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
DeepSeek-R1-0528
Phi 4 Mini
26.2#104
2.3#293
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

16 reported for DeepSeek-R1-0528 · 17 for Phi 4 Mini

2 shared

DeepSeek-R1-0528 outperforms in 2 benchmarks (GPQA, MMLU-Pro), while Phi 4 Mini is better at 0 benchmarks.

DeepSeek-R1-0528 significantly outperforms across most benchmarks.

Mon Sep 21 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Model Size

Parameter count comparison

667.2B diff

DeepSeek-R1-0528 has 667.2B more parameters than Phi 4 Mini, making it 17374.0% larger.

DeepSeek
DeepSeek-R1-0528
671.0Bparameters
Microsoft
Phi 4 Mini
3.8Bparameters
671.0B
DeepSeek-R1-0528
3.8B
Phi 4 Mini

Context Window

Maximum input and output token capacity

Only DeepSeek-R1-0528 specifies input context (163,840 tokens). Only DeepSeek-R1-0528 specifies output context (163,840 tokens).

DeepSeek
DeepSeek-R1-0528
Input163,840 tokens
Output163,840 tokens
Microsoft
Phi 4 Mini
Input- tokens
Output- tokens
Mon Sep 21 2026 • llm-stats.com

License

Usage and distribution terms

Both models are licensed under MIT.

Both models share the same licensing terms, providing consistent usage rights.

DeepSeek-R1-0528

MIT

Open weights

Phi 4 Mini

MIT

Open weights

Release Timeline

When each model was launched

DeepSeek-R1-0528 was released on 2025-05-28, while Phi 4 Mini was released on 2025-02-01.

DeepSeek-R1-0528 is 4 months newer than Phi 4 Mini.

DeepSeek-R1-0528

May 28, 2025

1.3 years ago

3mo newer
Phi 4 Mini

Feb 1, 2025

1.6 years ago

Knowledge Cutoff

When training data ends

Phi 4 Mini has a documented knowledge cutoff of 2024-06-01, while DeepSeek-R1-0528's cutoff date is not specified.

We can confirm Phi 4 Mini's training data extends to 2024-06-01, but cannot make a direct comparison without DeepSeek-R1-0528's cutoff date.

DeepSeek-R1-0528

Phi 4 Mini

Jun 2024

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

Run your own prompts against DeepSeek-R1-0528 and Phi 4 Mini side-by-side, then vote on the output you prefer.

DeepSeek-R1-0528
✓ Preferred
Phi 4 Mini
Open in Playground

FAQ

Common questions about DeepSeek-R1-0528 vs Phi 4 Mini.

Which is better, DeepSeek-R1-0528 or Phi 4 Mini?

DeepSeek-R1-0528 leads the LLM Stats Score 24.1 to -4.1. DeepSeek-R1-0528 is made by DeepSeek and Phi 4 Mini is made by Microsoft. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does DeepSeek-R1-0528 compare to Phi 4 Mini in benchmarks?

DeepSeek-R1-0528 scores MMLU-Redux: 93.4%, SimpleQA: 92.3%, AIME 2024: 91.4%, AIME 2025: 87.5%, MMLU-Pro: 85.0%. Phi 4 Mini scores GSM8k: 88.6%, ARC-C: 83.7%, BoolQ: 81.2%, OpenBookQA: 79.2%, PIQA: 77.6%.

What are the context window sizes for DeepSeek-R1-0528 and Phi 4 Mini?

DeepSeek-R1-0528 supports 164K tokens and Phi 4 Mini supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between DeepSeek-R1-0528 and Phi 4 Mini?

Key differences include LLM Stats Score (24.1 vs -4.1). See the full comparison above for benchmark-by-benchmark results.

Who makes DeepSeek-R1-0528 and Phi 4 Mini?

DeepSeek-R1-0528 is developed by DeepSeek and Phi 4 Mini is developed by Microsoft.