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• NordVPN — speed leader (845 Mbps NordLynx, 3x PwC audits)
• Surfshark — unlimited devices from $2.49/mo

Your ISP logs every site you visit. Public Wi-Fi hands your credentials to anyone on the same network with a packet sniffer. And geo-blocks cut off half the streaming catalog depending on where you plug in. Three problems, three market-leading VPN solutions — but which one actually solves yours?

We tested all three across 30 server nodes on three continents over a 1 Gbps fiber line, ran DNS/IPv6/WebRTC leak checks, stress-tested streaming on five platforms, and mapped the privacy policies against independent audit reports. Here’s the full comparison.

Quick Verdict: The 30-Second Decision

Ready to lock in your choice?

• NordVPN → Speed leader (845 Mbps NordLynx, 3x PwC audits) (affiliate link)
• Surfshark → Unlimited devices from $2.49/mo

Protocol Technology: NordLynx vs Lightway vs WireGuard

The protocol layer is where these three VPNs diverge most. Each takes a fundamentally different approach to balancing speed, security, and transparency. For a broader look at how all VPN protocols compare, see our VPN protocol comparison guide.

NordLynx is NordVPN’s custom WireGuard derivative. NordLynx routes through a double-NAT layer that rotates the internal IP on each connection. But standard WireGuard assigns a static internal IP per peer, which ties your traffic patterns to a fixed address. In our benchmarks, this delivered the highest raw throughput — 845 Mbps on the US New York node. But the trade-off: the double-NAT optimization hasn’t been independently audited.

Lightway is ExpressVPN’s custom protocol built on WolfSSL. It’s designed for low-latency streaming with TLS 1.3 handshake. Our tests showed Lightway UDP was only 4-6% slower than the unencrypted baseline on close-range servers. So Lightway TCP on port 443 is particularly useful on restrictive networks — we maintained 368 Mbps through a UDP-blocked firewall, about 22% faster than OpenVPN TCP in the same scenario.

Surfshark runs standard WireGuard and OpenVPN. No proprietary optimization layer. Fully auditable, but falls behind on peak throughput and network evasion capability. So for latency-sensitive gaming, NordLynx and Lightway’s lower overhead matter. Plus, for restrictive networks, Lightway TCP’s HTTPS mimicry is unique.

Speed Benchmarks: 30-Server Global Test

We ran every test from a 1 Gbps fiber line (Spectrum, Austin, TX) using each VPN’s fastest protocol — NordLynx, Lightway UDP, and WireGuard respectively. Each server was tested three times; values below are medians.

But NordVPN led on nearest-server speed — the US New York node retained 90% of baseline, the highest single-server retention in the test. Yet ExpressVPN dominated on European and Asia-Pacific servers, where Lightway’s lower protocol overhead paid off on longer routes. Still, Surfshark’s EU Frankfurt node hit 845 Mbps, close to NordVPN’s best, but its Tokyo and LA nodes trailed by a wider margin.

Yet protocol variance matters. When we tested NordVPN over OpenVPN on the same US New York server, speed dropped to 520 Mbps — a 38% loss compared to NordLynx’s 845 Mbps. Surfshark’s OpenVPN mode averaged 344 Mbps (63% loss). Default to NordLynx/WireGuard/Lightway unless a network blocks UDP.

Streaming & Unblocking

Yet ExpressVPN cleared all five platforms on the first connection attempt — no server switching needed (our ExpressVPN full review covers the complete streaming test). NordVPN came close but showed an intermittent HBO Max issue (see NordVPN full review for the breakdown). Surfshark unlocked everything but required a UK-specific server for BBC iPlayer — confirmed in our Surfshark review. These results reflect July 2026 testing; streaming detection changes monthly.

Privacy & Audit Track Record

nslookup google.com
# Expected: VPN's DNS server, not ISP's
# All three returned VPN-assigned DNS only

So NordVPN leads on audit depth — three consecutive PwC audits with expanding scope (from servers in 2020 to full-stack in 2024). But ExpressVPN counters with more audit frequency (2021, 2023, 2025) plus a separate Cure53 protocol audit. Surfshark’s Deloitte audit is less comprehensive, but Netherlands jurisdiction provides strong GDPR protections.

One caveat though: ExpressVPN is owned by Kape Technologies (LSE: KAPE), which previously owned Crossrider (known for adware-distributed browser extensions). Since the acquisition, ExpressVPN has continued annual PwC audits with no policy violations found. The TrustedServer architecture pre-dates Kape ownership. We include this as a factual data point — some users will weigh it heavily, others won’t.

Pricing: Long-Term Plans

Surfshark wins on price and connection count — a household with 8 devices covered at $2.49/mo costs less than a single NordVPN or ExpressVPN device slot. Check Surfshark’s current deal → Still, NordVPN’s 2-year plan at $3.39/mo includes Threat Protection and Dark Web Monitor. Check NordVPN’s latest plan → But ExpressVPN’s $6.67/mo is justified by streaming reliability and Lightway’s cross-continent performance advantage.

One catch: the renewal trap hits all three: after the promotional period, rates jump to $12-16/mo. So set a calendar reminder before renewal.

Which VPN Should You Buy?

Still, no single VPN fits every use case. Here’s the scenario-based breakdown:

Your priority is raw speed → NordVPN. NordLynx delivered the highest nearest-server throughput (845 Mbps, 90% retention). For gaming and large file transfers, it’s the data-backed choice.

Your priority is streaming across platforms → ExpressVPN. The only one that cleared all five platforms on the first attempt. If you regularly switch between Netflix US, BBC iPlayer, Disney+, and HBO Max, ExpressVPN’s reliability saves the hassle of server-hopping.

Your priority is budget + multiple devices → Surfshark. Unlimited connections at $2.49/mo changes the math for anyone with more than 6 devices. Speed is competitive (845 Mbps on EU Frankfurt), and Rotating IP is a unique privacy feature.

Your priority is privacy audit transparency → NordVPN. Three consecutive PwC full-stack audits surpass the others on verifiable no-logs evidence. ProtonVPN is stronger if open-source clients and a non-profit foundation matter more.

Start with whichever VPN matches your scenario. So default to NordLynx (NordVPN), Lightway UDP (ExpressVPN), or WireGuard (Surfshark). Switch to TCP protocols only when a firewall blocks UDP — and if you’re frequently behind restrictive networks, ExpressVPN’s Lightway TCP on port 443 is a reliable fallback.

Get started with your chosen VPN:

• NordVPN → 3x PwC-audited no-logs, 845 Mbps speeds
• Surfshark → Unlimited devices, $2.49/mo