Head-to-head
ERNIE 5.1 vs Doubao Seed 2.0 Pro
A 7.1-point composite gap — but the real story is the dimension mix. Same weights, unpacked: who leads where, and whether the premium is justified.
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Doubao Seed 2.0 Pro
ByteDance
The practical ceiling for Chinese multimodal work
Full dossierThe short answer
ERNIE differentiates on search grounding and formal Chinese; Doubao on video timing, GUI and more balanced vision.
Stronger overall: Doubao Seed 2.0 Pro. If you only run one workload, read the dimension table instead.
Overlaid radar
Same weights, same scale; overlap means parity
- ERNIE 5.188.1
- Doubao Seed 2.0 Pro95.2
Dimension deltas
A on the left, B on the right; 100 max per row
ERNIE 5.1 leads 0, Doubao Seed 2.0 Pro leads 8.
Spec sheet
Hard specs in one table
| Item | ERNIE 5.1 | Doubao Seed 2.0 Pro |
|---|---|---|
| Composite | 88.1 | 95.2 |
| Tier | A | S+ |
| Visual perception & grounding | 90 | 97WIN |
| Document parsing & Chinese OCR | 92 | 96WIN |
| Chart & document reasoning | 89 | 94WIN |
| Video & long-horizon reasoning | 85 | 96WIN |
| GUI agents & tool use | 82 | 93WIN |
| Generation & editing | 84 | 88WIN |
| Chinese context & culture | 93 | 97WIN |
| Ecosystem, cost & availability | 88 | 98WIN |
| Output price | ¥8 / M | ¥15 / M |
| Context | 128K | 128K |
| Parameters | Undisclosed | Undisclosed (MoE) |
| Licence | Closed commercial | Closed commercial API |
| Native multimodal | Yes | Yes |
| Evidence grade | A | A |
How to choose
Choose ERNIE 5.1 if…
- Policy and price image Q&A
- Chinese content creation and editing
- Search-grounded enterprise assistants
- You cannot accept its limitation: Video timing and GUI agents are weak.
How to choose
Choose Doubao Seed 2.0 Pro if…
- Chinese short-video moderation and tagging
- Mobile GUI agents and automation
- Chinese e-commerce image understanding
- You cannot accept its limitation: At ¥15/1M output tokens, high-frequency image analysis gets expensive.
Scenario check
Five scenarios, who holds up
| Scenario | ERNIE 5.1 | Doubao Seed 2.0 Pro | Better |
|---|---|---|---|
| Chinese receipt OCR | 91 | 95 | Doubao Seed 2.0 Pro |
| Chart data extraction | 88 | 93 | Doubao Seed 2.0 Pro |
| 30-min video QA | 83 | 96 | Doubao Seed 2.0 Pro |
| Mobile GUI control | 80 | 92 | Doubao Seed 2.0 Pro |
| Chinese cultural context | 93 | 97 | Doubao Seed 2.0 Pro |
Comparison FAQ
ERNIE 5.1 vs Doubao Seed 2.0 Pro: which is stronger?
Composite: ERNIE 5.1 88.1, Doubao Seed 2.0 Pro 95.2. ERNIE 5.1 leads on none; Doubao Seed 2.0 Pro leads on Visual perception & grounding, Document parsing & Chinese OCR, Chart & document reasoning, Video & long-horizon reasoning, GUI agents & tool use, Generation & editing, Chinese context & culture, Ecosystem, cost & availability. The stronger overall is Doubao Seed 2.0 Pro.
How much more expensive is ERNIE 5.1 than Doubao Seed 2.0 Pro?
ERNIE 5.1 is ¥8/1M output tokens; Doubao Seed 2.0 Pro is ¥15/1M. On output price, Doubao Seed 2.0 Pro is pricier; real cost also depends on image tokens and input share.
Can Doubao Seed 2.0 Pro replace ERNIE 5.1?
It depends on your primary workload. If it sits in Doubao Seed 2.0 Pro’s strengths (Chinese short-video moderation and tagging, Mobile GUI agents and automation, Chinese e-commerce image understanding), yes. If you need Policy and price image Q&A, switching will cost quality.
Personal ranking · Not an official score
Every ranking, score and comparison on this page is an independent personal ranking, not an official score, and represents no vendor, institution or regulator. Scores are a subjective mapping of public evidence under our own weights — change the weights and the order changes. Disagree, or spotted a factual error? Contact the site owner: jizhi2024@foxmail.com — we check each report and log corrections in the changelog.