"Nepenthes attenboroughii" produces some of the largest pitchers in the genus, sometimes exceeding those of typical "N. rajah" in size, but is not known to have exceeded the size and volume records set by that species.The largest recorded pitcher of "N. attenboroughii" measured more than 1.5 litres in volume, and traps exceeding 2 litres are likely to be produced on occasion.