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Head-to-head comparison

GPT-4 Turbo vs GPT-5.2 Chat

GPT-4 Turbo (OpenAI) and GPT-5.2 Chat (OpenAI) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.

Snapshot as of 17 August 2026

As of 17 August 2026, GPT-5.2 Chat holds the stronger ModelCap Index position (#9 vs #173); and GPT-5.2 Chat is 2.1× cheaper per output token ($14.00/1M vs $30.00/1M).

Which should you choose?

Choose GPT-4 Turbo if…

  • ModelCap publishes no field on which GPT-4 Turbo leads GPT-5.2 Chat for this pair.

Choose GPT-5.2 Chat if…

  • you want the stronger overall ModelCap Index position — #9 against #173 (74.9 vs 20.9 points).
  • API cost matters — $14.00/1M output tokens against $30.00/1M, about 2.1× cheaper.
  • your workload is prompt-heavy — input tokens cost $1.75/1M against $10.00/1M.
  • Arena coding is your yardstick — 1515 against 1347.
  • you want the more recently listed model — GPT-5.2 Chat was listed 10 December 2025, GPT-4 Turbo 9 April 2024.

GPT-4 Turbo vs GPT-5.2 Chat: specs, pricing and context

Specification comparison of GPT-4 Turbo and GPT-5.2 Chat
FieldGPT-4 TurboOpenAIGPT-5.2 ChatOpenAI
ModelCap Index position#173#9
Index score20.974.9
EvidenceMeasuredMeasured
Input price / 1M tokens$10.00$1.75
Output price / 1M tokens$30.00$14.00
Context window128K tokens128K tokens
Max output tokens4K32K
API providers listed11
Weight accessAPI onlyAPI only
Input modalitiesText, ImageFile, Image, Text
First listed9 April 202410 December 2025
PublisherOpenAIOpenAI

Evidence: 3 public benchmark observations across 3 boards · 2 public benchmark observations across 2 boards. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.

Benchmark scores: GPT-4 Turbo vs GPT-5.2 Chat

Public benchmark boards where GPT-4 Turbo or GPT-5.2 Chat has a published result
BoardGPT-4 TurboGPT-5.2 ChatLeads
Arena codingArena (LMArena)13471340–135415151508–1522GPT-5.2 Chat
Artificial Analysis Intelligence IndexArtificial Analysis7.7intelligence-index—Only one result

Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.

Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.

GPT-4 Turbo vs GPT-5.2 Chat: common questions

Is GPT-4 Turbo better than GPT-5.2 Chat?

GPT-5.2 Chat ranks higher on the ModelCap Index as of 17 August 2026: #9 against #173. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it.

Is GPT-4 Turbo cheaper than GPT-5.2 Chat?

GPT-5.2 Chat is cheaper on output tokens: $14.00/1M against $30.00/1M. Input tokens are $10.00/1M for GPT-4 Turbo and $1.75/1M for GPT-5.2 Chat. Prices are the lowest listed API offer ModelCap observed, in USD per million tokens.

Which has the bigger context window, GPT-4 Turbo or GPT-5.2 Chat?

Both publish a 128K-token context window.

Which is better for coding, GPT-4 Turbo or GPT-5.2 Chat?

Arena coding: GPT-4 Turbo 1347, GPT-5.2 Chat 1515 — GPT-5.2 Chat leads.

Are GPT-4 Turbo and GPT-5.2 Chat open-weight models?

GPT-4 Turbo: API only. GPT-5.2 Chat: API only. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.

Where can I run GPT-4 Turbo and GPT-5.2 Chat?

ModelCap currently lists 1 API provider for GPT-4 Turbo and 1 for GPT-5.2 Chat, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.

How current is this GPT-4 Turbo vs GPT-5.2 Chat comparison?

Every figure comes from the sealed ModelCap dataset published 17 August 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.

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