Both are stablecoins. Unlike USDT, CHFT is pegged to the Swiss Franc, which is more stable. At the time of this writing, 1 CHF was worth approximately 1.08 USD so there is not much difference in value. A second difference is that CHFT is based on a novel stablecoin designed called 'gyroscopic'. Finally, upon launch of the mainnet, you will be able to transact in CHFT at blazing fast speed with super low fees.