Paper Size comparison tool
A
A5
148 x 210 mm
US
Half Letter
140 x 216 mm
What is the difference between A5 and Half Letter?
The primary difference between A5 and Half Letter is that A5 is shorter and wider (148 × 210 mm) compared to Half Letter (140 × 216 mm).
In terms of surface area, A5 is 2.8% larger than Half Letter.
An A5 piece of paper measures 148 × 210 mm or 5.8 × 8.3 inches. Cutting it in half will create two A6 sheets of paper. A5 is part of the A series.
A Half Letter piece of paper measures 140 × 216 mm or 5.5 × 8.5 inches. Half Letter is part of the US series.