Coinbit is a South Korean cryptocurrency exchange. It is primarily focused on the South Korean market, and allows users to trade a variety of coins and tokens. Coinbit issued the Ethereum based NEXT token, which is designed to prevent price depreciation.

Trading Fee: 0.1%
Withdrawal Fee: 0.001 BTC and 0.03 ETH

Kraken is a US-based cryptocurrency exchange and one of the largest bitcoin exchanges in terms of volume and liquidity.
It provides Bitcoin pricing to the Bloomberg Terminal and has considerable influence on the overall crypto market. Kraken offers a number fiat funding and transfer options.
There are 18 BTC pairs and 16 USD pair to trade
Fees vary depending on the volume - for main trading pairs this is between 0.1-0.35% - however for other less common crypto pairs the range can be as low as 0.05% or as high as 0.75%. There are also 0% fees for some trades.
Withdrawals and deposits are variable depending on the method - although in general all fees are 0.19% with a $20 minimum.

CoinsBank is a cryptocurrency platform that offers several services, including: a wallet, payment services, and exchange. CoinsBank was formerly known as BIT-X, but underwent a re-branding effort in 2016. The company operates in Scotland but is registered in Belize.

Trading Fee: 0.5%
Withdrawal Fee: 0.001 BTC
Number of Markets: 7

The fees are significantly higher than other exchanges.