Sky Q became available yesterday. Both existing Sky customers and those new to Sky can buy it online or over the phone. You'll also be able to purchase through one of Sky’s 250 retail outlets from Friday. Set-up costs for the new service start at GBP99, which includes a full professional installation. Typical monthly costs for existing subscribers are an additional GBP12 extra compared with the current Sky+ package. For new customers, the monthly price for Sky Q starts at GBP42.