Model Comparison
Gemma 4 31B (Reasoning)
vs. GPT-5.4 (xhigh)
Comparing 2 AI models · 7 benchmarks · Google, OpenAI
Recommended Pick
Op GPT-5.4 (xhigh) 10 metric wins Strongest on: Throughput, Reasoning, Intelligence
Lowest Price
Gemma 4 31B (Reasoning)
$0.00/1M input price
Best Reasoning
GPT-5.4 (xhigh)
63.5 reasoning score
Blends available reasoning benchmarks
Best for Coding
GPT-5.4 (xhigh)
57.2 coding index
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Differences That Matter
Price gap
Gemma 4 31B (Reasoning) is ∞x cheaper on input tokens than GPT-5.4 (xhigh).
Speed gap
GPT-5.4 (xhigh) generates about 2.6x as many tokens per second as Gemma 4 31B (Reasoning).
Reasoning gap
GPT-5.4 (xhigh) leads Gemma 4 31B (Reasoning) by 14.3 points on reasoning.
Coding gap
GPT-5.4 (xhigh) leads Gemma 4 31B (Reasoning) by 18.5 points on coding.
Top-pick rationale
GPT-5.4 (xhigh) wins 10 measurable categories, including Throughput, Reasoning, Intelligence, Coding.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
Gemma 4 31B (Reasoning)
TTFT
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Time
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tok/s
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Tokens
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Cost
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GPT-5.4 (xhigh)
OpenAI
TTFT
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Time
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tok/s
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Tokens
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Cost
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Which answer was more useful?
Full Comparison
| Metric | Go Gemma 4 31B (Reasoning) | Top Pick Op GPT-5.4 (xhigh) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $0.00/1M | $2.50/1M |
| Output Cost | $0.00/1M | $15.00/1M |
| Blended (3:1) | — | $5.63/1M |
| Specifications | ||
| Organization | OpenAI | |
| Release Date | Apr 2, 2026 | Mar 5, 2026 |
| Performance & Speed | ||
| Throughput | 34.4 tok/s | 90.2 tok/s |
| TTFT | 937ms | 197760ms |
| Latency | 51332ms | 197760ms |
| Composite Indices | ||
| Value Score | — | 100.0 |
| Reasoning Score | 49.2 | 63.5 |
| Intelligence | 39.2 | 56.8 |
| Coding | 38.7 | 57.2 |
| Standard Benchmarks | ||
| GPQA | 85.7% | 92.0% |
| HLE | 22.7% | 41.6% |
| SciCode | 43.4% | 56.6% |
| LCR | 62.0% | 74.0% |
| IFBench | 75.6% | 73.9% |
| TAU-bench v2 | 59.9% | 87.1% |
| TerminalBench Hard | 36.4% | 57.6% |
Key Takeaways
Gemma 4 31B (Reasoning) offers the best value at $0.00/1M, making it ideal for high-volume applications and cost-conscious projects.
GPT-5.4 (xhigh) has the strongest reasoning profile with a 63.5 reasoning score, combining the available reasoning-heavy benchmarks.
GPT-5.4 (xhigh) reaches a 57.2 coding index, making it the top choice for software development and code generation tasks.
All models support context windows of ∞+ tokens, suitable for processing lengthy documents and maintaining extended conversations.
When to Choose Each Model
Gemma 4 31B (Reasoning)
- Cost-sensitive applications
- High-volume processing
GPT-5.4 (xhigh)
- Complex reasoning tasks
- Research & analysis
- Code generation
- Software development
