Paper Size Tolerances

Standard Sizes (A5 / A4 / A3)
Tolerance: ±2.0mm

SR Sizes
SR_A5 = 160mm x 225mm (154–162mm W, 216–227mm H)
SR_A4 = 225mm x 320mm (216–227mm W, 312–323mm H)
SR_A3 = 320mm x 450mm (±2mm)

US Size
US_Letter = 215mm x 279mm (±2mm, auto-converted to A4)