GPT-3.5 Turbo vs Mistral Large 2

Performance benchmarks + pricing comparison — updated April 2026

GPT-3.5 Turbo

OpenAI

Budget model for simple tasks. Being phased out but still widely used.

Input$0.500/M
Output$1.50/M
Context16K tokens
Best ForSimple chatbots, basic text generation
Benchmark40/100

Mistral Large 2

Mistral

Mistral's flagship model. Strong multilingual and coding capability.

Input$2.00/M
Output$6.00/M
Context128K tokens
Best ForEnterprise coding, multilingual tasks
Benchmark65/100

Benchmark Performance Comparison

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

BenchmarkGPT-3.5 TurboMistral Large 2Leader
Overall Score 40 65 Mistral Large 2 leads by 25pts
SWE-bench Verified 32 58 Mistral Large 2 leads by 26pts
LiveCodeBench 42 66 Mistral Large 2 leads by 24pts
HumanEval 62 84 Mistral Large 2 leads by 22pts
BigCodeBench 26 52 Mistral Large 2 leads by 26pts

Cost Comparison by Scenario

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

ScenarioGPT-3.5 TurboMistral Large 2Savings
Small Script (1K lines) $0.06 $0.25 GPT-3.5 Turbo saves $0.19 (75%)
Medium Feature (10K lines) $0.48 $1.90 GPT-3.5 Turbo saves $1.43 (75%)
Large Project (50K lines) $2.38 $9.50 GPT-3.5 Turbo saves $7.13 (75%)
Code Review (5K lines) $0.13 $0.50 GPT-3.5 Turbo saves $0.38 (75%)

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
GPT-3.5 Turbo 40 $0.013/pt Better value
Mistral Large 2 65 $0.031/pt Higher cost per point

GPT-3.5 Turbo delivers the best value at $0.013 per score point.

Strengths & Weaknesses

GPT-3.5 Turbo

  • + Ultra-cheap
  • + Very fast
  • - Basic coding only

Mistral Large 2

  • + European data residency
  • + Good value
  • - Smaller ecosystem

Verdict

GPT-3.5 Turbo is cheaper at $0.500/M, but Mistral Large 2 scores higher on benchmarks (65 vs 40).

Choose GPT-3.5 Turbo for cost-sensitive projects, Mistral Large 2 when performance matters most.

Compare with Other Models