Data points: 82
The readout for Gemini 2.5 Pro and GPT-4 Turbo, before the detailed comparison sheet.
Decision read
Gemini 2.5 Pro
Gemini 2.5 Pro currently has the stronger profile, with verified wins split 5 to 1.
Evidence depth
82 data points
Includes 8 benchmark rows, 0 audit samples, and 8 provider examples.
Selection signal
Start with Gemini 2.5 Pro
The charts below split 16 high-signal samples across speed, scores, and audit health.
Model compare Gemini 2.5 Pro vs GPT-4 Turbogemini-2-5-pro-vs-gpt-4-turbo | Model A Gemini 2.5 Pro | Model B GPT-4 Turbo |
|---|---|---|
| Overall leader | Leading | Contender |
| Verified metric wins | 5 wins | 1 wins |
| Where it leads | Cheapest input price, Average speed, Free providers, Provider coverage, Recent tests |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | Gemini 2.5 Pro | GPT-4 Turbo |
|---|---|---|
| AIME | 88.7%#6 |
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | Gemini 2.5 Pro | GPT-4 Turbo |
|---|---|---|
| No completed audits are available from shared providers yet. | ||
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | Gemini 2.5 Pro | GPT-4 Turbo |
|---|---|---|
5 tests | Gemini 2.5 Pro speed / latency 92 tok/s / 16347ms input / output No data |
This report only uses LMSpeed data for Gemini 2.5 Pro and GPT-4 Turbo: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | Gemini 2.5 Pro | GPT-4 Turbo |
|---|---|---|
| When to choose each model | Gemini 2.5 Pro Gemini 2.5 Pro is stronger when you prioritize Cheapest input price, Average speed, Free providers, Provider coverage, Recent tests. | GPT-4 Turbo GPT-4 Turbo is stronger when you prioritize First-token latency. |
TL;DR: Gemini 2.5 Pro leads across 82 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from Gemini 2.5 Pro vs GPT-4 Turbo into nearby model comparisons with enough verified LMSpeed data.
| First-token latency |
| Model metadata | Gemini 2.5 Pro exposes 1.0M tokens; notable signals: Text input, Image input, File input, Audio input. | GPT-4 Turbo exposes 128K tokens; notable signals: Text input, Image input, Text output, Tool calling. |
|---|---|---|
| Developer | OpenAI | |
| Context window | 1.0M tokens | 128K tokens |
| Max output | 65.5K tokens | 4.1K tokens |
| Released | Jun 2025 | Apr 2024 |
| Modalities | Input TextImageFileAudiovideo Output Text | Input TextImage Output Text |
| Features | Text inputImage inputFile inputAudio inputText outputTool callingStructured outputsJSON modeReasoning | Text inputImage inputText outputTool callingStructured outputsJSON mode |
| Parameters | No data | No data |
| Tokenizer | Gemini | GPT |
| Knowledge cutoff | 2025-01-31 | 2023-12-31 |
| OpenRouter ID | google/gemini-2.5-pro | openai/gpt-4-turbo |
| References | No data | No data |
| MMLU-Pro | 86.2%#12 | 69.4%#67 |
|---|
| MATH-500 | 96.7%#16 | 73.7%#48 |
|---|
| LiveCodeBench | 80.1%#18 | 29.1%#81 |
|---|
| Input price | $1.25/M#30 | $10.00/M#42 |
|---|
| SciCode | 42.8%#32 | 31.9%#86 |
|---|
| Output speed | 132.3 tok/s#36 | 26.6 tok/s#108 |
|---|
| HLE | 21.1%#37 | 3.3%#101 |
|---|
GPT-4 Turbo
speed / latency
N/A / N/A
input / output
No data
N1N5 tests | Gemini 2.5 Pro speed / latency 106 tok/s / 16405ms input / output No data | GPT-4 Turbo speed / latency N/A / N/A input / output No data |
|---|
Rnglg2 API5 tests | Gemini 2.5 Pro speed / latency 111 tok/s / 17899ms input / output No data | GPT-4 Turbo speed / latency N/A / N/A input / output No data |
|---|
小水管 API5 tests | Gemini 2.5 Pro speed / latency N/A / N/A input / output No data | GPT-4 Turbo speed / latency 73 tok/s / 1218ms input / output No data |
|---|
AAAI0 tests | Gemini 2.5 Pro speed / latency N/A / N/A input / output No data | GPT-4 Turbo speed / latency N/A / N/A input / output No data |
|---|
Gemini 2.5 Pro gemini-2.5-pro-maxthinking speed / latency No data input / output $0.171/M / $1.37/M | GPT-4 Turbo gpt-4-turbo-preview speed / latency No data input / output $1.37/M / $4.11/M |
Gemini 2.5 Pro gemini-2.5-pro speed / latency No data input / output $0.051/M / $0.411/M | GPT-4 Turbo gpt-4-turbo-2024-04-09 speed / latency No data input / output $0.411/M / $1.23/M |
Gemini 2.5 Pro gemini-2.5-pro-preview-06-05 speed / latency No data input / output $0.171/M / $1.37/M | GPT-4 Turbo gpt-4-turbo-preview speed / latency No data input / output $1.37/M / $4.11/M |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
