The differences between chain stitch and lock stitch are as follows:
| Chain Stitch | Lock Stitch |
| 1. Stitches are formed by threads & looper thread. | 1.Stitches are formed by needle thread and bobbin thread. |
| 2. Threads are bound together by interlacing, intralooping, or combination between them | 2. Threads are bound together by interlacking. |
| 3.Strength is higher than lock stitch. | 3. Strength is Lower than CS |
| 4. The possibility of seam pukering is more | 8 No need of back talking at finishing end but secured by 1 cm thread at finishing end |
| 5. Loop like look stitch at top side, double chain at inside. | 5. Similar stitch size length on both sides. |
| 6. Thread Consumption is high | 6. Thread Consumption is low |
| 7. M/C speed is high | 7. M/C speed is low |
| 8. Stitches are secured by back taking at stacting & finishing ends. | 8. Stitch are secured by back taking at stacting & finishing ends. |
| 9. Widely used in knit apparel like, T-shirts, polo shirts, tank tops etc. | 9. Widely used in knit apparel like, T-shirts, polo shirts, tank tops etc. |
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