Gemini 1.0 UltravsGemini 1.5 Pro
Google DeepMind vs Google DeepMind — Side-by-side model comparison
Head-to-Head Comparison
| Metric | Gemini 1.0 Ultra | Gemini 1.5 Pro |
|---|---|---|
| Provider | ||
| Arena Rank | — | #4 |
| Context Window | 32K | 1M |
| Input Pricing | Subscription-based/1M tokens | $3.50/1M tokens |
| Output Pricing | Subscription-based/1M tokens | $10.50/1M tokens |
| Parameters | Undisclosed | Undisclosed |
| Open Source | No | No |
| Best For | Complex reasoning, multimodal understanding | Long documents, multimodal analysis, coding |
| Release Date | Feb 8, 2024 | May 14, 2024 |
Gemini 1.0 Ultra
Gemini 1.0 Ultra was Google DeepMind's first frontier model, the first to exceed human expert performance on the MMLU benchmark. It demonstrated native multimodal capabilities across text, images, audio, and video. Gemini Ultra powered the rebranded Google One AI Premium plan and represented Google's full entry into the frontier AI model competition.
View Google DeepMind profile →Gemini 1.5 Pro
Gemini 1.5 Pro is Google DeepMind's flagship multimodal model featuring an industry-leading 1 million token context window, capable of processing entire codebases, books, or hours of video in a single prompt. It demonstrates exceptional performance on long-context reasoning tasks, multimodal understanding across text, images, audio, and video, and complex coding challenges. The massive context window opens entirely new use cases that were previously impossible with shorter-context models.
View Google DeepMind profile →Key Differences: Gemini 1.0 Ultra vs Gemini 1.5 Pro
Gemini 1.5 Pro supports a larger context window (1M), allowing it to process longer documents in a single request.
When to use Gemini 1.0 Ultra
- +Your use case involves complex reasoning, multimodal understanding
When to use Gemini 1.5 Pro
- +You need to process long documents (1M context)
- +Your use case involves long documents, multimodal analysis, coding
The Verdict
Gemini 1.5 Pro wins our head-to-head comparison with 4 out of 5 category wins. It's the stronger choice for long documents, multimodal analysis, coding, though Gemini 1.0 Ultra holds an edge in complex reasoning, multimodal understanding.
Last compared: March 2026 · Data sourced from public benchmarks and official pricing pages