Compare · ModelsLive · 2 picked · head to head
DeepSeek V3 vs Gemini 3.1 Pro Preview
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
Gemini 3.1 Pro Preview wins on 6/6 benchmarks
Gemini 3.1 Pro Preview wins 6 of 6 shared benchmarks. Leads in arena · math · knowledge.
Category leads
arena·Gemini 3.1 Pro Previewmath·Gemini 3.1 Pro Previewknowledge·Gemini 3.1 Pro Previewreasoning·Gemini 3.1 Pro Previewcoding·Gemini 3.1 Pro Preview
Hype vs Reality
Attention vs performance
DeepSeek V3
#43 by perf·no signal
Gemini 3.1 Pro Preview
#36 by perf·no signal
Best value
DeepSeek V3
11.3x better value than Gemini 3.1 Pro Preview
DeepSeek V3
97.5 pts/$
$0.60/M
Gemini 3.1 Pro Preview
8.7 pts/$
$7.00/M
Vendor risk
Mixed exposure
One or more vendors flagged
DeepSeek
$3.4B·Tier 1
Google DeepMind
$4.00T·Tier 1
Head to head
6 benchmarks · 2 models
DeepSeek V3Gemini 3.1 Pro Preview
Chatbot Arena Elo · Overall
Gemini 3.1 Pro Preview leads by +134.5
DeepSeek V3
1358.2
Gemini 3.1 Pro Preview
1492.6
FrontierMath-2025-02-28-Private
Gemini 3.1 Pro Preview leads by +35.2
FrontierMath (Feb 2025) · original research-level math problems created by mathematicians, testing capabilities at the boundary of current AI mathematical reasoning.
DeepSeek V3
1.7
Gemini 3.1 Pro Preview
36.9
GPQA diamond
Gemini 3.1 Pro Preview leads by +50.1
Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs.
DeepSeek V3
42.0
Gemini 3.1 Pro Preview
92.1
OTIS Mock AIME 2024-2025
Gemini 3.1 Pro Preview leads by +79.8
OTIS Mock AIME 2024–2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills.
DeepSeek V3
15.8
Gemini 3.1 Pro Preview
95.6
SimpleBench
Gemini 3.1 Pro Preview leads by +72.8
SimpleBench · tests fundamental reasoning capabilities with straightforward problems designed to expose gaps in basic logical and spatial thinking.
DeepSeek V3
2.7
Gemini 3.1 Pro Preview
75.5
WeirdML
Gemini 3.1 Pro Preview leads by +36.0
WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns.
DeepSeek V3
36.1
Gemini 3.1 Pro Preview
72.1
Full benchmark table
| Benchmark | DeepSeek V3 | Gemini 3.1 Pro Preview |
|---|---|---|
Chatbot Arena Elo · Overall | 1358.2 | 1492.6 |
FrontierMath-2025-02-28-Private FrontierMath (Feb 2025) · original research-level math problems created by mathematicians, testing capabilities at the boundary of current AI mathematical reasoning. | 1.7 | 36.9 |
GPQA diamond Graduate-Level Google-Proof QA (Diamond set) · expert-crafted questions in physics, biology, and chemistry that are difficult even for domain PhDs. | 42.0 | 92.1 |
OTIS Mock AIME 2024-2025 OTIS Mock AIME 2024–2025 · simulated American Invitational Mathematics Examination problems testing advanced problem-solving skills. | 15.8 | 95.6 |
SimpleBench SimpleBench · tests fundamental reasoning capabilities with straightforward problems designed to expose gaps in basic logical and spatial thinking. | 2.7 | 75.5 |
WeirdML WeirdML · tests models on unusual and adversarial machine learning tasks that require creative problem-solving beyond standard patterns. | 36.1 | 72.1 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| DeepSeek V3 | $0.32 | $0.89 | 164K tokens (~82 books) | $4.63 |
| Gemini 3.1 Pro Preview | $2.00 | $12.00 | 1.0M tokens (~524 books) | $45.00 |
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