The verdict
9Proxy wins on 3 of 7 core metrics, 2 tied. We'd pick 9Proxy for most teams that need budget residential proxy provider with a pay-per-ip model, unlimited bandwidth per ip, 20m+ ips across 90+ countries, from ~$0.018/ip., but the right answer depends on your workload — read the full review of each below.
9Proxy vs MarsProxies — frequently asked
Which is cheaper, 9Proxy or MarsProxies?
On the entry tier, 9Proxy is the lower-cost option per gigabyte. 9Proxy starts at $0.02/GB and MarsProxies starts at $75.00/GB on residential. Both providers offer volume discounts, so the absolute cheapest tier depends on your monthly commit.
Which has a bigger IP pool, 9Proxy or MarsProxies?
9Proxy has the larger advertised residential pool. 9Proxy reports 20M+ residential IPs across 90+ countries; MarsProxies reports 500K+ IPs across 50+ countries. Pool size is one signal — actual exit-node freshness and rotation logic matter more in production.
Which is better for web scraping, 9Proxy or MarsProxies?
MarsProxies edges ahead on overall success rate in the available benchmark data (our tests, independent lab reports and published specs). That said, the right choice depends on your target site mix — 9Proxy is typically picked for ["Residential"] workloads, while MarsProxies is often chosen for datacenter use cases.
Which has better support and SLA, 9Proxy or MarsProxies?
9Proxy carries the higher trust score in our directory based on documented compliance, support responsiveness, and customer-base feedback. Both offer 24/7 channels at upper plans; only 9Proxy gates dedicated account managers and MarsProxies gates them on enterprise tiers.
Should I pick 9Proxy or MarsProxies in 2026?
Pick 9Proxy when Budget residential proxy provider with a pay-per-IP model, unlimited bandwidth per IP, 20M+ IPs across 90+ cou. Pick MarsProxies when ISP proxies for sneaker sites. Most teams that consider both end up with 9Proxy.