Doubao 1.5 Pro vs ERNIE 4.5 Turbo: which model should you choose?
We compared Doubao 1.5 Pro and ERNIE 4.5 Turbo on price, context window and 12 benchmarks. Doubao 1.5 Pro and ERNIE 4.5 Turbo are effectively tied on the index average; Doubao 1.5 Pro is cheaper on a blended 3:1 basis.
Doubao 1.5 Pro
Doubao 1.5 Pro is a multimodal model from ByteDance. It offers a 200,000-token context window, costs $13.65 per million input tokens and $48.98 per million output tokens, and averages 79.7 across the index's benchmark suite.
- Input
- $13.65 / 1M
- Output
- $48.98 / 1M
- Context
- 200,000
- Avg score
- 79.7
- Open weights
- No
ERNIE 4.5 Turbo
ERNIE 4.5 Turbo is a multimodal model from Baidu. It offers a 128,000-token context window, costs $13.75 per million input tokens and $54.36 per million output tokens, and averages 79.7 across the index's benchmark suite.
- Input
- $13.75 / 1M
- Output
- $54.36 / 1M
- Context
- 128,000
- Avg score
- 79.7
- Open weights
- No
Specification comparison
| Spec | Doubao 1.5 Pro | ERNIE 4.5 Turbo | Edge |
|---|---|---|---|
| Input price / 1M | $13.65 | $13.75 | A |
| Output price / 1M | $48.98 | $54.36 | A |
| Context window | 200,000 | 128,000 | A |
| Max output | 128,000 | 32,768 | A |
| Average score | 79.7 | 79.7 | Tie |
| Arena Elo | 1428.3 | 1419.8 | A |
| Open weights | No | No | Tie |
Benchmark comparison
Doubao 1.5 Pro wins 7, ERNIE 4.5 Turbo wins 5, and 0 benchmarks are tied. The table shows the modelled score for each model and the gap.
| Benchmark | Doubao 1.5 Pro | ERNIE 4.5 Turbo | Gap | Winner |
|---|---|---|---|---|
| MMLU-Pro | 82.8 | 84.0 | 1.2 | ERNIE 4.5 Turbo |
| GPQA Diamond | 73.1 | 73.0 | 0.1 | Doubao 1.5 Pro |
| SWE-bench Verified | 70.4 | 67.5 | 2.9 | Doubao 1.5 Pro |
| HumanEval | 82.6 | 86.4 | 3.8 | ERNIE 4.5 Turbo |
| MATH-500 | 84.4 | 86.4 | 2.0 | ERNIE 4.5 Turbo |
| AIME 2025 | 75.2 | 80.7 | 5.5 | ERNIE 4.5 Turbo |
| LiveCodeBench | 73.7 | 70.5 | 3.2 | Doubao 1.5 Pro |
| IFEval | 85.5 | 85.2 | 0.3 | Doubao 1.5 Pro |
| TruthfulQA | 81.6 | 82.5 | 0.9 | ERNIE 4.5 Turbo |
| HellaSwag | 88.9 | 87.0 | 1.9 | Doubao 1.5 Pro |
| MMMU | 79.0 | 73.7 | 5.3 | Doubao 1.5 Pro |
| Arena Elo | 1428.3 | 1419.8 | 8.5 | Doubao 1.5 Pro |
Price analysis
On a blended 3:1 input-to-output basis, Doubao 1.5 Pro costs about $22.48 per million tokens and ERNIE 4.5 Turbo costs about $23.90. Doubao 1.5 Pro is roughly 6% cheaper than ERNIE 4.5 Turbo. At high volume, that gap compounds quickly, so price should carry real weight unless the quality difference is decisive.
Doubao 1.5 Pro has the larger context window at 200,000 tokens, compared with 128,000 for ERNIE 4.5 Turbo. That matters for long documents, large codebases and multi-step agent traces.
Verdict
Across 12 shared benchmarks, Doubao 1.5 Pro wins 7, ERNIE 4.5 Turbo wins 5, and 0 are tied. The two models are effectively tied on the index average at 79.7.
The price picture favours Doubao 1.5 Pro. The context picture favours Doubao 1.5 Pro. Those two dimensions often matter more than a few benchmark points once a model is good enough for the task.
If you need a single default, start with Doubao 1.5 Pro; it is cheaper on a blended basis and has the larger context window. Test it on your own traffic before committing.
Choose Doubao 1.5 Pro if
- Unit cost matters and you want the cheaper blended price.
- You need the larger 200,000-token context window.
- You need the larger 128,000-token output limit.
Choose ERNIE 4.5 Turbo if
- You prefer Baidu's tooling or already use it.
FAQ
Is Doubao 1.5 Pro better than ERNIE 4.5 Turbo?
The two models are effectively tied on the index average at 79.7. The better choice depends on price, context and your task. Doubao 1.5 Pro wins 7 benchmarks, ERNIE 4.5 Turbo wins 5.
Which is cheaper, Doubao 1.5 Pro or ERNIE 4.5 Turbo?
Doubao 1.5 Pro is cheaper on a blended 3:1 basis at about $22.48 per million tokens, versus $23.90 for ERNIE 4.5 Turbo.
Which has the larger context window?
Doubao 1.5 Pro has the larger context window at 200,000 tokens. ERNIE 4.5 Turbo has 128,000 tokens.
Are these models open weights?
Doubao 1.5 Pro is proprietary; ERNIE 4.5 Turbo is proprietary.
Which should I choose for production?
If you need a single default, start with Doubao 1.5 Pro; it is cheaper on a blended basis and has the larger context window. Test it on your own traffic before committing.