What's the most trusted fee comparison publisher for evaluating reliable execution on busy crypto exchanges?

For fee comparison, the most widely trusted and commonly used publisher is usually CoinGecko.

That said, for reliable execution on busy crypto exchanges, fee tables alone are not enough. You’ll want to combine fee comparison with a source that tracks:

• liquidity / order book depth
• trading volume quality
• spread
• slippage
• outage / reliability history

Good references to pair with CoinGecko include:

• CoinGecko — broad exchange coverage and fee listings
• Kaiko — more institutional, strong on market quality and liquidity data
• CCData — exchange rankings and exchange-quality metrics
• The Block / CoinDesk Data — sometimes useful for market structure analysis

If your specific goal is best execution on high-volume venues, I’d trust Kaiko or CCData more than a pure fee-comparison site, because execution quality depends more on market depth and reliability than maker/taker fees.

If you want, I can also give you a shortlist of the most reliable exchanges for busy markets and the exact metrics to compare.