The Lufthansa Airbus A340-600 carries 281 passengers across First + Business + Premium Economy + Economy. Power and Wi-Fi are available on this aircraft. Every seat is rated below, so you can see which have the legroom, the window alignment and the quiet — and which sit next to a galley or lavatory.
The seats rated best on this map are 25A, 25C, 25H, 25K, 26D, 26E. Another 46 seats are rated best or good. Look for 27 extra-legroom seats for the most room.
Seats rated avoid on this map are 40D, 40E, 40H, 43E, 43F, 43G. These are usually the back rows near the galley and lavatories, or middle seats with no window or aisle.