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Compare · 2026-10-15

GPT-4 Turbo vs Grok 4.5

As of Oct 15, 2026, GPT-4 Turbo leads Grok 4.5 in 1 of 2 shared categories: General LLM.

CategoryGPT-4 TurboGrok 4.5
General LLM
#11 · #11 in General LLM
Margin —
LMArena leaderboard dataset · Oct 23, 2024
#45 · #45 in General LLM
Margin 23.93617021276596
LMArena leaderboard dataset · Oct 13, 2026
Reasoning
#— · Not enough data
Margin —
LMArena leaderboard dataset · Sep 4, 2024
#44 · #44 in Reasoning
Margin 23.93617021276596
LMArena leaderboard dataset · Oct 13, 2026
Math—
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 13, 2026
Science
#139 · #139 in Science
Margin —
Epoch AI benchmarking hub · Apr 9, 2024
#14 · #14 in Science
Margin —
Epoch AI benchmarking hub · Jul 8, 2026
Coding
#— · Not enough data
Margin —
LMArena leaderboard dataset · Sep 15, 2024
#19 · #19 in Coding
Margin 95.45454545454545
Terminal-Bench Harbor Hub · Oct 6, 2026
Coding › Agentic—
#19 · #19 in Coding › Agentic
Margin 95.45454545454545
Terminal-Bench Harbor Hub · Oct 6, 2026
Coding › Web dev—
#36 · #36 in Coding › Web dev
Margin 28
LMArena leaderboard dataset · Oct 13, 2026
Long context—
#41 · #41 in Long context
Margin 21.808510638297875
LMArena leaderboard dataset · Oct 13, 2026
Vision
#— · Not enough data
Margin —
LMArena leaderboard dataset · Oct 9, 2026
#29 · #29 in Vision
Margin 86.84210526315789
Epoch AI benchmarking hub · Jul 8, 2026
Factuality—
#30 · #30 in Factuality
Margin 18.023255813953483
LMArena leaderboard dataset · Oct 13, 2026
Abstraction (ARC)—
#21 · #21 in Abstraction (ARC)
Margin —
Epoch AI benchmarking hub · Jul 8, 2026
Price per 1M tokens

GPT-4 Turbo: $15.000000000000002 per 1M blended tokens.

Grok 4.5: $3 per 1M blended tokens.

Open weights

GPT-4 Turbo: closed weights.

Grok 4.5: closed weights.

Which to pick

General LLM: As of Oct 15, 2026, GPT-4 Turbo leads Grok 4.5 in General LLM at #11 against #45.

Science: As of Oct 15, 2026, Grok 4.5 leads GPT-4 Turbo in Science at #14 against #139.

GPT-4 Turbo · Grok 4.5

GPT-4 Turbo or Grok 4.5?

As of Oct 15, 2026, GPT-4 Turbo leads Grok 4.5 in 1 of 2 shared categories: General LLM.

GPT-4 Turbo or Grok 4.5 for General LLM?

As of Oct 15, 2026, GPT-4 Turbo leads Grok 4.5 in General LLM at #11 against #45.

GPT-4 Turbo or Grok 4.5 for Science?

As of Oct 15, 2026, Grok 4.5 leads GPT-4 Turbo in Science at #14 against #139.