This pair are almost certainly more worried about what's going on below them than above.
Reading made a fine start to the season under Paul Ince but they're now winless in their past six league games.
Rotherham start the night five points above the relegation zone.
The Millers hammered the Royals 4-0 when the two clubs met for the first time in August and are looking to do a league double over the Berkshire outfit for the first time.
QPR have handed a first start to striker Chris Martin, who netted on his debut off the bench in the defeat by Millwall on Saturday, while midfielder Tim Iroegbunam is back in the Hoops XI.