Good move asking for user-side feedback instead of sellers. The best mobile proxies usually stand out by offering truly residential IPs (not recycled), consistent uptime, and smooth rotation under stress. What really matters depends on your use case ,whether it's account farming, localized testing, or scraping. Look for services that offer stable networks with real mobile ASN coverage and granular control like IP change APIs or session lock features. Performance and reliability beat flashy pricing every time.