Same video quality. One service uses 7 Mbps. Another uses 9 Mbps.
The difference is protocol overhead. HLS and MPEG-DASH package video differently.
A protocol-optimized British IPTV reseller chooses protocols based on use case. MPEG-DASH typically has 5-15% less overhead than HLS. But HLS has better device compatibility.
A protocol-agnostic reseller uses whatever their panel provides. They might use HLS everywhere because it's default. Or they might mix protocols inconsistently.
I compared two services claiming identical quality. One used 40% more bandwidth than the other for the same perceived video quality. The higher-bandwidth service wasn't better — just less efficient.
A bandwidth-conscious British IPTV service chooses protocols thoughtfully. They might use HLS for wide compatibility and DASH for bandwidth-constrained viewers. They definitely know the difference.
Here's a question to ask: "What streaming protocols do you use and why?" A good answer shows understanding. "HLS for broad device support, DASH for efficiency on mobile." A concerning answer is "I don't know" or "whatever the panel uses."
The knowledgeable IPTV reseller UK has made intentional protocol choices. Those choices affect your data usage, battery life, and reliability. They've thought about the trade-offs.