我们在 Sav 与 Namecheap 同时保持活跃账户。最近一轮中，Sav 的中位 TTFB 约 378 毫秒，Namecheap 约 356 毫秒；观测窗口可用性分别约 99.88% 与 99.93%。客服抽检显示，Sav 与 Namecheap 的中位首次有效回复分别约 18 与 6 分钟，排队时间随季节波动。规格表反映发布日当期的套餐页面；若厂商改档，我们会在调整结论前重新测量。
| 功能 | Sav | Namecheap |
|---|---|---|
| Promo aggressiveness | Very high | Moderate |
| Renewal predictability | Variable | Higher |
| WHOIS privacy | Free (many TLDs) | Free |
| Support depth | Basic | Better |
| Brand maturity | Newer | Established |
| DNS UX | OK | Good |
| Hosting quality | Budget | Budget+ |
| Best for throwaway campaign domains | Yes | Yes |
| Best for brand asset domains | Riskier | Safer |
| 2FA | Yes | Yes |