Buying guide
Sewing Thread
Our pick
Sulky Cotton + Steel 50 Wt. Cotton Thread 660 yd. Spool
Choose Sulky Cotton + Steel 50 Wt. Cotton Thread for piecing and quilting.1
The alternatives
Other contenders
Sulky 30 Wt. Cotton Thread 500 yd. Spool
Choose Sulky 30 Wt. Cotton Thread for quilting, serging, embroidery or other decorative projects.5
Sulky Invisible Polyester Thread 2200 yd. Spool
Choose Sulky Invisible Polyester Thread when you want monofilament for machine appliqué and quilting.67
For denim, canvas and upholstery
The 30 wt Sulky cotton meets this weight filter and is intended for quilting, serging, embroidery and decorative projects; its listed uses do not establish suitability for every denim or upholstery job.5
For lightweight fabrics and delicate work
The 50 wt Cotton + Steel spool is the choice here for piecing, quilting and sewing; check the fabric and needle requirements for your project.1
For long projects without running dry
Cotton + Steel provides 603.504 metres per spool for piecing and quilting; choose the longer polyester monofilament spool when machine appliqué or quilting calls for that construction.1267
4 models / at a glance
Key differences
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4 products
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Reset requirementsSulky Cotton + Steel 50 Wt. Cotton Thread 660 yd. Spool
- Length per spool
- ≈604 m (660 yds)2
SINGER Polyester Sewing Thread Set Assorted Colors 50 Yards 30 Count
- Length per spool
- 45.72 m3
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Models in this comparison
Sulky Cotton + Steel 50 Wt. Cotton Thread 660 yd. Spool
- Length per spool
- ≈604 m (660 yds)2
SINGER Polyester Sewing Thread Set Assorted Colors 50 Yards 30 Count
- Length per spool
- 45.72 m3
Sulky 30 Wt. Cotton Thread 500 yd. Spool
- Length per spool
- ≈457 m (500 yds)8
Sulky Invisible Polyester Thread 2200 yd. Spool
- Length per spool
- ≈2,010 m (2200 yds)7
Every specification for these products
| Specification | Sulky Cotton + Steel 50 Wt. Cotton Thread 660 yd. Spool | SINGER Polyester Sewing Thread Set Assorted Colors 50 Yards 30 Count | Sulky 30 Wt. Cotton Thread 500 yd. Spool | Sulky Invisible Polyester Thread 2200 yd. Spool |
|---|---|---|---|---|
| Fiber | 100% Egyptian Cotton2 | Polyester4 | Cotton8 | Polyester7 |
| Thread weight | 50 wt1 | Not published | 30 wt5 | Not published |
| Colors | Not published | Not published | Not published | Not published |
| Length per spool | ≈604 m (660 yds)2 | 45.72 m3 | ≈457 m (500 yds)8 | ≈2,010 m (2200 yds)7 |
| Spools in set | Not published | 303 | Not published | Not published |
How they compare
Scroll the table to see every product and specification.
| Specification | Our pickSulky Cotton + Steel 50 Wt. Cotton Thread 660 yd. Spool | SINGER Polyester Sewing Thread Set Assorted Colors 50 Yards 30 Count | Sulky 30 Wt. Cotton Thread 500 yd. Spool | Sulky Invisible Polyester Thread 2200 yd. Spool |
|---|---|---|---|---|
| Fiber | 100% Egyptian Cotton2 | Polyester4 | Cotton8 | Polyester7 |
| Thread weight | 50 wt1 | Not published | 30 wt5 | Not published |
| Colors | Not published | Not published | Not published | Not published |
| Length per spool | ≈604 m (660 yds)2 | 45.72 m3 | ≈457 m (500 yds)8 | ≈2,010 m (2200 yds)7 |
| Spools in set | Not published | 303 | Not published | Not published |
Sources
Compare two models
- SINGER Polyester Sewing Thread Set Assorted Colors 50 Yards 30 Count vs Sulky Cotton + Steel 50 Wt. Cotton Thread 660 yd. Spool
- Sulky Cotton + Steel 50 Wt. Cotton Thread 660 yd. Spool vs Sulky 30 Wt. Cotton Thread 500 yd. Spool
- Sulky Cotton + Steel 50 Wt. Cotton Thread 660 yd. Spool vs Sulky Invisible Polyester Thread 2200 yd. Spool