SEO是通过无偿形式的在线广告提高网站结果在特定搜索引擎上的可见性的行为。它用于通过提高网站在搜索引擎页面上的排名来增加网站流量。
SEM是通过付费广告提高网站结果在特定搜索引擎上的可见性的行为。它包括搜索引擎优化、上下文广告、AdSense、社交网络、按点击付费 (PPC)、AdWords 等。
| SEO | SEM |
|---|---|
| SEO stands for Search Engine Optimization. | SEM stands for Search Engine Marketing. |
| It is a part of SEM. | It is used for traffic generation and is a superset of SEO. |
| Result will take time to appear. | Immediate result. |
| Suitable for low-budget companies. | Suitable for big-budget companies. |
| No need to pay for website clicks. | Amount is paid for website clicks. |
| Traffic potential is unlimited. | Traffic potential is limited depending on the budget. |
| It is inexpensive. | It is expensive. |
| Long-term benefits. | Short-term benefits. |
| Example: Backlinks creation | Example: Google Ads |
有趣的事实：
- 只有30%的新企业表示他们使用 SEO 进行营销。一个简单的12%使用 PPC 促销(TNW 新闻)。
- 47%的数字营销人员表示 SEO 是他们最好的策略之一，但39%也认为这是最困难的策略之一。(TNW 新闻)