💰 Unit Cost Winner GPT-4o Mini $0.15/1M in · $0.60/1M out
⚡ Latency & Speed Winner GPT-4o Mini 220ms TTFT · 140 tok/s
💻 Coding (SWE) Winner Gemini 4 Argon 84.5% SWE-bench · 96.3% HumanEval
🧠 STEM Reasoning Winner Gemini 4 Argon 93.8% GPQA · 98.2% MATH-500

Which model is better: Gemini 4 Argon or GPT-4o Mini?

GPT-4o Mini is 92.5% cheaper for input tokens ($0.15 vs. $2.00 per 1M tokens) and $0.60 vs. $10.00 for output tokens (13.3x cost advantage). In terms of operational performance, GPT-4o Mini delivers lower response latency at 220ms TTFT (630ms faster than Gemini 4 Argon) with 140 vs. 115 tok/s throughput. Gemini 4 Argon leads coding evaluations at 84.5% SWE-bench Verified vs. 41.0% for GPT-4o Mini and 93.8% vs. 40.2% on GPQA Diamond.
Verified daily via automated API latency tests and official documentation.

Verified Performance & Unit Economics Delta (12 Dimensions)

Daily synchronized metrics across token pricing, prompt cache economics, latency, throughput, and 5 capability benchmarks.

Metric / Dimension Gemini 4 Argon GPT-4o Mini Net Delta / Advantage
Input Cost / 1M Tokens $2.00 $0.15 GPT-4o Mini is 13.3x cheaper
Output Cost / 1M Tokens $10.00 $0.60 GPT-4o Mini (94.0% lower)
Prompt Cache Read / 1M $0.100 $0.075 GPT-4o Mini is 1.3x cheaper
Prompt Cache Write / 1M $0.50 $0.15 GPT-4o Mini is 3.3x cheaper
Context Window (Max Output) 1,024k (1000k out) 131k (16k out) Gemini 4 Argon (7.8x larger context)
Avg TTFT Response Latency 850ms 220ms GPT-4o Mini (630ms faster)
Generation Speed (Throughput) 115 tok/s 140 tok/s GPT-4o Mini (+25 tok/s faster)
SWE-bench Verified (Coding) 84.5% 41% Gemini 4 Argon (+43.5% lead)
GPQA Diamond (PhD STEM) 93.8% 40.2% Gemini 4 Argon (+53.6% lead)
MMLU-Pro (Multi-Discipline) 91.4% 68% Gemini 4 Argon (+23.4% lead)
MATH-500 (Quantitative Logic) 98.2% 70.2% Gemini 4 Argon (+28.0% lead)
Inference Value Score (IVR) 62.6 / 100 67.2 / 100 GPT-4o Mini (+4.6 pts)

Interactive Monthly Token Economics & ROI Forecaster

Model production workloads across prompt, completion, and cached context tokens, or switch models on the fly.

25.0M Tokens
500K 50M 250M 500M+
5.0M Tokens
100K 25M 75M 150M+
50% Cached
0% (Uncached) 25% 50% (Typical Agent) 95% Max

Estimated Monthly Spend

Gemini 4 Argon $76.25

$2.00/1M in · $10.00/1M out

Prompt Cache: $0.100/1M read · $0.50/1M write

GPT-4o Mini $5.81

$0.15/1M in · $0.60/1M out

Prompt Cache: $0.075/1M read · $0.15/1M write

Projected Monthly Cost Reduction
$70.44 / mo
(92.4% lower cost with GPT-4o Mini)
Open Full Matchup Analysis →
A

When to Choose Gemini 4 Argon

Choose Gemini 4 Argon (Google) for engineered with a 1M output token limit for long-horizon software engineering, cybersecurity vulnerability remediation, and deep multimodal enterprise work across legal and financial domains — offering a 1,024k context window, 850ms TTFT, and $2.00/1M input pricing ($0.100/1M cached reads).

B

When to Choose GPT-4o Mini

Choose GPT-4o Mini (OpenAI) for high-volume classification, lightweight RAG chatbots, and structured JSON extraction — offering a 131k context window, 220ms TTFT, and $0.15/1M input pricing ($0.075/1M cached reads).

Related Questions & Decision Factors

Which is cheaper: Gemini 4 Argon or GPT-4o Mini?

GPT-4o Mini is cheaper at $0.15/1M input tokens ($0.60/1M output) compared to $2.00/1M input ($10.00/1M output) for Gemini 4 Argon.

Which model has lower TTFT latency and higher tok/s throughput: Gemini 4 Argon or GPT-4o Mini?

GPT-4o Mini delivers faster first-token latency at 220ms TTFT (140 tok/s throughput) compared to 850ms TTFT (115 tok/s) for Gemini 4 Argon.

How do Gemini 4 Argon and GPT-4o Mini compare on SWE-bench coding and GPQA Diamond reasoning?

On SWE-bench Verified software engineering, Gemini 4 Argon scores 84.5% versus 41% for GPT-4o Mini. On GPQA Diamond graduate-level STEM reasoning, Gemini 4 Argon scores 93.8% versus 40.2% for GPT-4o Mini (and 98.2% vs 70.2% on MATH-500).

When should you choose Gemini 4 Argon?

Choose Gemini 4 Argon (Google) for engineered with a 1M output token limit for long-horizon software engineering, cybersecurity vulnerability remediation, and deep multimodal enterprise work across legal and financial domains — offering a 1,024k context window, 850ms TTFT, and $2.00/1M input pricing ($0.100/1M cached reads).

When should you choose GPT-4o Mini?

Choose GPT-4o Mini (OpenAI) for high-volume classification, lightweight RAG chatbots, and structured JSON extraction — offering a 131k context window, 220ms TTFT, and $0.15/1M input pricing ($0.075/1M cached reads).

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