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GPT-4.5 vs GPT-4 Turbo: Pricing, Benchmarks & Verdict (2026)

Pricing verified Apr 8, 2026

⚡ Quick Answer

Compare GPT-4.5 and GPT-4 Turbo across pricing, benchmarks, and capabilities.

Updated: April 8, 2026 · ✓ Pricing verified

Side-by-Side Comparison

FeatureGPT-4.5GPT-4 Turbo
ProviderOpenAIOpenAI
Input Price / 1M tokens$75.00$10.00
Output Price / 1M tokens$150.00$30.00
Context Window
128K
128K
Max Output Tokens
8,192
4,096
Arena ELO
1,290
1,240
Coding ELO
1,295
1,245
TTFT (ms)
150
150
Tokens/sec
100
100
MultimodalYesYes
JSON ModeYesYes
Function CallingYesYes
VisionYesYes
When to Use GPT-4.5

GPT-4.5 excels at multimodal, vision, general-purpose tasks.

Strengths:

  • Latest OpenAI model
  • Strong multimodal
  • Fast inference

Best for:

multimodalvisiongeneral-purpose
When to Use GPT-4 Turbo

GPT-4 Turbo excels at general-purpose, multimodal, vision tasks.

Strengths:

  • Strong multimodal
  • Large context
  • Proven performance

Best for:

general-purposemultimodalvision

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