Major pairs with fixed spreads will often have spreads ranging from 1 to 5 and crosses from 6 to 18. (fxempire.com)
Fixed spreads between the buy and the sell prices. (xtrade.com)
For traders who wants certainty with their trading cost, it is better to opt for fixed spreads as they do not change according to market volatility as opposed to variable spreads. (fxempire.com)