Is loose leaf more expensive?

Per packet, usually. Per cup, often not, and the calculation people do is the wrong one. Per packet it usually is; per cup it often is not, and the comparison people make is the wrong one.

tea

What is being compared

Point by point

AspectEnglish BreakfastTie Guan Yin
Cost per 100 gHigher than supermarket bags.Higher again.
Cups per 100 gAround 40 at 2.5 g a cup.More, because it gives several infusions from one measure.
InfusionsOne or two.Six or more brewed gongfu.
Real cost per cupComparable to mid-range bags.Often lower than a supermarket bag, once infusions are counted.

The short answer

For teas that give multiple infusions, loose leaf is frequently cheaper per cup than bags. The packet price is a misleading comparison.

Not a ranking. TeaHQ publishes no ratings and does not know your occasion.

Related comparisons