Yarn Weight Camparison
1-ply
UK Yarn Weight | US Yarn Weight | AU Yarn Weight | Common Names | WPI extension | Meters per 100g | Needle Size (mm) | Gauge | Knitting Projects |
| 1-ply |  | 2-ply | Thread, Cobweb, Fingering | 30-40 + | 600-1100 | 1.25mm-3mm | 27-32 sts | Lace knitting, cloths, doilies |
2-ply
UK Yarn Weight | US Yarn Weight | AU Yarn Weight | Common Names | WPI extension | Meters per 100g | Needle Size (mm) | Gauge | Knitting Projects |
| 2-ply |  | 3-ply | Fingering, Sock, Baby | 14-30 | 420-580 | 1.25mm-3.5mm | 23-26 sts | Shawls, socks, baby clothes |
4-ply
UK Yarn Weight | US Yarn Weight | AU Yarn Weight | Common Names | WPI extension | Meters per 100g | Needle Size (mm) | Gauge | Knitting Projects |
| 4-ply |  | 5-ply | Sport, Baby | 12-18 | 260-400 | 3.25mm-4mm | 22-25 sts | Socks, light sweaters |
DK
UK Yarn Weight | US Yarn Weight | AU Yarn Weight | Common Names | WPI extension | Meters per 100g | Needle Size (mm) | Gauge | Knitting Projects |
| DK |  | 8-ply | Jumper, Light Worsted | 11-15 | 210-250 | 4mm-5mm | 21-24 sts | Light sweaters, scarves, tops |
Aran
UK Yarn Weight | US Yarn Weight | AU Yarn Weight | Common Names | WPI extension | Meters per 100g | Needle Size (mm) | Gauge | Knitting Projects |
| Aran |  | 10-ply | Worsted, Afghan | 9-12 | 130-200 | 4.5mm-6mm | 16-20 sts | Heavy sweaters, hats, scarves |
Chunky
UK Yarn Weight | US Yarn Weight | AU Yarn Weight | Common Names | WPI extension | Meters per 100g | Needle Size (mm) | Gauge | Knitting Projects |
| Chunky |  | 12-14 Ply | Heavy Worsted, Craft, Rug | 6-9 | 90-120 | 5mm-8mm | 12-15 sts | Blankets, sweaters, chunky hats |
Super Chunky
UK Yarn Weight | US Yarn Weight | AU Yarn Weight | Common Names | WPI extension | Meters per 100g | Needle Size (mm) | Gauge | Knitting Projects |
| Super Chunky |  | 16-ply | roving | 5-6 | 40-80 | 8mm-12mm | 6-11 sts | Rugs, jackets, blankets |
Super Chunky (Roving)
UK Yarn Weight | US Yarn Weight | AU Yarn Weight | Common Names | WPI extension | Meters per 100g | Needle Size (mm) | Gauge | Knitting Projects |
| Super Chunky (Roving) |  | 20-ply | roving | 1-4 | 35-70 | 12mm+ | 6 or less sts | Heavy blankets, rugs, arm knitting |
