Throughput Modeling Laboratory (2026)

VPN Speed Loss Penalty Estimator

How much will a VPN slow down your connection? Enter your broadband plan and server distance to model throughput across modern protocols.

Base Broadband Speed: 300 Mbps

20 Mbps500 Mbps1,000 Mbps

Server Distance: 1500 km

Local (50 km)Trans-AtlanticGlobal (12,000 km)

Hardware Device Type:

Fastest Protocol

275 Mbps

Estimated Drop: -8%

Proprietary Lightway

272 Mbps

Estimated Drop: -9%

Legacy UDP

242 Mbps

Estimated Drop: -19%

Firewall Traversal

206 Mbps

Estimated Drop: -31%

Test your real-time latency, jitter, download, and upload speeds with our web-based speed test.