xAI Grok 2 vs OpenAI o1

Looking for an honest xAI Grok 2 vs OpenAI o1 comparison in 2026? We scored both ai language models on the same six-dimension framework — performance, battery, display, camera, design and value — using identical methodology, so the numbers below are directly comparable. In our overall scoring the xAI Grok 2 comes out ahead 63/100 to 58/100 — a 5-point gap. The widest gap is in design and build, where the OpenAI o1 pulls noticeably ahead.

KAZANAN

xAI

Grok 2

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AI Matrix

xAI Grok 2 narrowly beats the OpenAI o1 in the ai language models category, especially in value, scoring 63 vs 58. If you want the better overall ai language models, xAI Grok 2 is the recommended choice.

Reviewed by VersusMatrix Editorial Team|Our methodology

3 Reasons Why xAI Grok 2 Is Better

1.Better display rating: 29 vs 7
2.Better value score: 90 vs 25
3.Higher overall score: 63 vs 58

Puan Dağılımı

xAI Grok 2OpenAI o1

Benchmark (MMLU)30% weight

OpenAI o1 Kazanan

Cost Efficiency20% weight

xAI Grok 2 Kazanan

Arena ELO20% weight

OpenAI o1 Kazanan

Context Window10% weight

OpenAI o1 Kazanan

Speed (tok/s)10% weight

xAI Grok 2 Kazanan

Coding (HumanEval)10% weight

OpenAI o1 Kazanan

Scores are relative within the ai language modelscategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.

xAI Grok 2

Kazanan

✓ Pros

●Better display score
●Better value for money

✗ Cons

●Weaker battery score
●Lower camera score
●Lower performance score

OpenAI o1

✓ Pros

●Higher performance score
●Better battery score
●Better camera score

✗ Cons

●Higher price relative to value
●Lower display score

💰 Token Pricing (per 1M tokens)

Lower cost = better value. Free = open-source self-hosted.

Metric	Grok 2	OpenAI o1
Input (Prompt)	✓$2.00/1M	$15.00/1M
Output (Completion)	✓$10.00/1M	$60.00/1M
Open Source	Proprietary	Proprietary

⚡ Context Window & Speed

Context Window (tokens)

Grok 2131K

OpenAI o1200K

Metric	Grok 2	OpenAI o1
Max Output	4,096 tok	✓100,000 tok
Speed	✓100 tok/s	40 tok/s
Time to First Token	✓600ms	5.0s
Languages	25+	✓50+

📊 Benchmark Scores

Higher is better. Industry-standard AI evaluation benchmarks.

Grok 2

OpenAI o1

MMLU (Knowledge)

87.5|92.3

Grok 2

OpenAI o1

HumanEval (Coding)

88.4|92.4

Grok 2

OpenAI o1

MATH (Mathematics)

76.1|83.3

Grok 2

OpenAI o1

GPQA (Expert Q&A)

56.0|78.3

Grok 2

OpenAI o1

Chatbot Arena ELO

1290.0|1352.0

Grok 2

OpenAI o1

🔧 Capabilities

Feature	Grok 2	OpenAI o1
Reasoning / Chain-of-Thought	✕	✓
Vision (Image Input)	✓	✓
Audio Input	✕	✕
Video Input	✕	✕
Image/Audio Output	✕	✕
Function Calling / Tools	✓	✓
JSON Mode	✓	✓
Real-time Web Access	✓	✕
Fine-tuning Support	✕	✕
Batch API	✕	✓
Streaming	✓	✓
Open Source	✕	✕

ℹ️ Model Details

Field	Grok 2	OpenAI o1
Provider	xAI	OpenAI
Knowledge Cutoff	real-time	2023-10
Best For	current eventsresearchreal time infogeneral	reasoningmathsciencecomplex coding

Kim Almalı

Buy xAI Grok 2 if…

Buy the xAI Grok 2 if you want the best overall value in this comparison. It scores higher overall and is the recommended choice for most buyers.

Buy OpenAI o1 if…

The OpenAI o1 is worth considering if you prefer its specific design, ecosystem, or brand — though it scores lower overall in our comparison.