DeepSeek Chat V3 vs Microsoft Phi-4

Performance benchmarks + pricing comparison — updated April 2026

DeepSeek Chat V3

DeepSeek

Very affordable general-purpose model from DeepSeek. Strong coding and reasoning at low cost.

Input$0.270/M
Output$1.10/M
Context128K tokens
Best ForCost-sensitive projects, coding, general tasks
Benchmark62/100

Microsoft Phi-4

Microsoft

Microsoft's compact 14B model with strong reasoning and coding capability. Excellent value for small-scale deployments.

Input$0.100/M
Output$0.300/M
Context128K tokens
Best ForEdge deployments, local inference, budget coding
Benchmark45/100

Benchmark Performance Comparison

Third-party benchmark scores — higher is better. Data sourced from SWE-bench, LiveCodeBench, HumanEval, and BigCodeBench.

BenchmarkDeepSeek Chat V3Microsoft Phi-4Leader
Overall Score 62 45 DeepSeek Chat (V3) leads by 17pts
SWE-bench Verified 56 38 DeepSeek Chat (V3) leads by 18pts
LiveCodeBench 64 46 DeepSeek Chat (V3) leads by 18pts
HumanEval 84 68 DeepSeek Chat (V3) leads by 16pts
BigCodeBench 46 30 DeepSeek Chat (V3) leads by 16pts

Cost Comparison by Scenario

Estimated cost per project with 30% cache hit rate. Actual costs may vary based on usage patterns.

ScenarioDeepSeek Chat V3Microsoft Phi-4Savings
Small Script (1K lines) $0.04 $0.01 Microsoft Phi-4 saves $0.03 (71%)
Medium Feature (10K lines) $0.31 $0.10 Microsoft Phi-4 saves $0.22 (70%)
Large Project (50K lines) $1.57 $0.47 Microsoft Phi-4 saves $1.10 (70%)
Code Review (5K lines) $0.07 $0.02 Microsoft Phi-4 saves $0.05 (67%)

Value Analysis (Price per Benchmark Score Point)

Lower is better — how much you pay for each point of benchmark performance.

ModelOverall ScorePrice per Score PointVerdict
DeepSeek Chat V3 62 $0.004/pt Higher cost per point
Microsoft Phi-4 45 $0.002/pt Better value

Microsoft Phi-4 delivers the best value at $0.002 per score point.

Strengths & Weaknesses

DeepSeek Chat V3

  • + Excellent value
  • + Strong coding focus
  • - Less general-purpose

Microsoft Phi-4

  • + Small model, runs locally
  • - Limited capacity

Verdict

Microsoft Phi-4 is cheaper at $0.100/M, but DeepSeek Chat V3 scores higher on benchmarks (62 vs 45).

Choose Microsoft Phi-4 for cost-sensitive projects, DeepSeek Chat V3 when performance matters most.

Compare with Other Models