At this time we have very scarce details about the HTC Rider. It looks familiar to the HTC EVO 3D. But the HTC Rider has a wide speaker grill and the front-facing snapper on the right side. Whispers suggest it's a close copy of the EVO 3D, slated for the Old Continent, but we couldn't confirm this just yet.
Not official: The information for this phone is preliminary and could be incomplete or inaccurate.