Data points: 90
Model compare
The readout for GPT-4 Turbo and GPT-4o, before the detailed comparison sheet.
Weighted outcome: GPT-4 Turbo. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Decision read
GPT-4 Turbo
GPT-4 Turbo has the higher weighted result; Model A / B score 64 to 36.
Evidence depth
90 data points
Includes 12 benchmark rows, 0 audit samples, and 6 provider examples.
Selection signal
Start with GPT-4 Turbo
The charts below split 18 high-signal samples across speed, scores, and audit health.
Switch either side of this report to compare another model with the same LMSpeed data pipeline.
Select a different model to open a new comparison URL.
This report only uses LMSpeed data for GPT-4 Turbo and GPT-4o: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | GPT-4 Turbo | GPT-4o |
|---|---|---|
| Overall leader | Leading | Contender |
| Weighted overall score | 64.0 pts | 36.0 pts |
| Benchmark category leads | 3 categories | 1 categories |
| Operational advantages | First-token latency | Cheapest input price, Average speed, Free providers, Provider coverage |
| Context window | 128K tokens | 128K tokens |
| Max output | 4.1K tokens | 16.4K tokens |
| Modalities | Input TextImage Output Text | Input |
The overall result weights benchmark capability categories at 80% and price, API speed/latency, and availability at 20%. Recent test volume does not affect the winner, and missing benchmark categories are excluded.
| Model compare | GPT-4 Turbo | GPT-4o |
|---|---|---|
| Developer | OpenAI | OpenAI |
| Released | Apr 2024 | Nov 2024 |
| Parameters | No data | No data |
| Tokenizer | GPT | GPT |
| Knowledge cutoff | 2023-12-31 | 2023-10-31 |
| OpenRouter ID | openai/gpt-4-turbo | openai/gpt-4o |
| References | No data | No data |
This report only uses LMSpeed data for GPT-4 Turbo and GPT-4o: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
GPT-4 Turbo
GPT-4 Turbo is stronger in benchmark categories (Reasoning, Knowledge, Math) and operational dimensions (First-token latency).
GPT-4o
GPT-4o is stronger in benchmark categories (Coding) and operational dimensions (Cheapest input price, Average speed, Free providers, Provider coverage).
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
Compare benchmark category scores on a 0-100 scale. Select a category to inspect the gap.
Avg. score
GPT-4 Turbo
46.8
Avg. score
GPT-4o
43.2
GPT-4o
GPT-4o leads by 2.7
GPT-4 Turbo leads by 3.0
GPT-4 Turbo leads by 4.7
GPT-4 Turbo leads by 3.6
No data
No data
GPT-4o
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
GPT-4 Turbo
$30.00/M
Rank #151/162 · confidence 4
GPT-4o
winner$10.00/M
Rank #120/162 · confidence 4
GPT-4 Turbo
$15.00/M
Rank #153/162 · confidence 4
GPT-4o
winner$4.38/M
Rank #127/162 · confidence 4
GPT-4 Turbo
$10.00/M
Rank #153/162 · confidence 4
GPT-4o
winner$2.50/M
Rank #131/162 · confidence 4
GPT-4 Turbo
69.4%
Rank #103/125 · confidence 4
GPT-4o
winner74.8%
Rank #90/125 · confidence 4
GPT-4 Turbo
3.3%
Rank #180/187 · confidence 4
GPT-4o
3.3%
Rank #180/187 · confidence 4
GPT-4 Turbo
31.9
Rank #84/96 · confidence 1 · eval date 2023-11-06
GPT-4o
winner33.3
Rank #80/96 · confidence 1 · eval date 2024-05-13
GPT-4 Turbo
29.1%
Rank #91/115 · confidence 4
GPT-4o
winner30.9%
Rank #88/115 · confidence 4
GPT-4 Turbo
31.9%
Rank #128/185 · confidence 4
GPT-4o
winner33.3%
Rank #120/185 · confidence 4
GPT-4 Turbo
15.0%
Rank #50/68 · confidence 4
GPT-4o
15.0%
Rank #50/68 · confidence 4
GPT-4 Turbo
73.7%
Rank #58/74 · confidence 4
GPT-4o
winner75.9%
Rank #56/74 · confidence 4
GPT-4 Turbo
7.9
Rank #96/99 · confidence 1 · eval date 2023-11-06
GPT-4o
winner11.2
Rank #90/99 · confidence 1 · eval date 2024-05-13
GPT-4 Turbo
3.3
Rank #94/96 · confidence 1 · eval date 2023-11-06
GPT-4o
3.3
Rank #94/96 · confidence 1 · eval date 2024-05-13
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | GPT-4 Turbo | GPT-4o |
|---|---|---|
| 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 | GPT-4 Turbo | GPT-4o |
|---|---|---|
25 tests | GPT-4 Turbo speed / latency 28 tok/s / 731ms input / output No data | GPT-4o speed / latency 105 tok/s / 1970ms input / output No data |
20 tests | GPT-4 Turbo speed / latency N/A / N/A input / output No data | GPT-4o speed / latency 88 tok/s / 1593ms input / output No data |
5 tests | GPT-4 Turbo speed / latency N/A / N/A input / output No data | GPT-4o speed / latency 48 tok/s / 13138ms input / output No data |
5 tests | GPT-4 Turbo speed / latency N/A / N/A input / output No data | GPT-4o speed / latency 58 tok/s / 2583ms input / output No data |
5 tests | GPT-4 Turbo speed / latency 73 tok/s / 1218ms input / output No data | GPT-4o speed / latency N/A / N/A input / output No data |
GPT-4 Turbo gpt-4-turbo-preview speed / latency No data input / output $0/request | GPT-4o gpt-4o-2024-05-13 speed / latency No data input / output $0/request |
Weighted outcome: GPT-4 Turbo. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Output
| Features | Text inputImage inputText outputTool callingStructured outputsJSON mode | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeWeb search |
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