Which is cheaper, GPT-4.1 or GPT-4o?

GPT-4.1 is cheaper for both input ($2.00/M tokens) and output ($8.00/M tokens), compared to GPT-4o at $2.50/$10.00 per million tokens.

Which is faster, GPT-4.1 or GPT-4o?

GPT-4o is faster at 95 tokens/sec with a TTFT of 230ms, compared to GPT-4.1 at 88 tokens/sec and 260ms TTFT.

Which has a bigger context window, GPT-4.1 or GPT-4o?

GPT-4.1 has a 1048K token context window, which is larger GPT-4o's 128K context window.

Which is better for coding, GPT-4.1 or GPT-4o?

GPT-4.1 has a higher coding ELO of 1320 compared to GPT-4o's 1265, making it the stronger choice for code generation and programming tasks.

GPT-4 1 vs GPT-4o: Pricing, Benchmarks & Verdict (2026)

Name: GPT-4 1 vs GPT-4o — Pricing, Benchmarks & Speed Comparison 2026
Creator: LLMversus
License: https://creativecommons.org/licenses/by/4.0/

Pricing verified Apr 20, 2026By LLMversusUpdated June 14, 2026View methodology

⚡ Quick Answer

GPT-4.1 is stronger for coding with a coding ELO of 1320 vs 1265. GPT-4.1 ranks higher overall with an Arena ELO of 1290 vs 1260. GPT-4.1 offers a larger 1048K context window vs 128K.

Updated: April 20, 2026 · ✓ Pricing verified

Side-by-Side Comparison

Feature	GPT-4 1	GPT-4o
Provider	OpenAI	OpenAI
Input Price / 1M tokens	$2.00	$2.50
Output Price / 1M tokens	$8.00	$10.00
Context Window	8.192K	128K
Max Output Tokens	2,048	16,384
Arena ELO	1,200	1,260
Coding ELO	1,210	1,265
TTFT (ms)	160	230
Tokens/sec	85	95
Multimodal	No	Yes
JSON Mode	Yes	Yes
Function Calling	Yes	Yes
Vision	No	Yes

When to Use GPT-4 1

Choose GPT-4.1 when you need: 1m token context window, excellent coding performance, strong instruction following, competitive pricing for its capability. It excels at coding, long-context, agents, general-purpose tasks. It is also the more cost-effective option between the two. Its 1048K context window is larger, making it better for long-document processing.

Strengths:

Good quality
Affordable
Reliable

Best for:

general-purposecoding

When to Use GPT-4o

Choose GPT-4o when you need: fast response times, strong multimodal capabilities, code execution support. It excels at general-purpose, multimodal, function-calling tasks.

Strengths:

Fast response times
Strong multimodal capabilities
Code execution support

Best for:

general-purposemultimodalfunction-calling

GPT-4 1 vs GPT-4o: Pricing, Benchmarks & Verdict (2026)

Side-by-Side Comparison

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