| Customer Reviews | 4.6 out of 5 stars 11,633 | 4.6 out of 5 stars 11,633 | 4.6 out of 5 stars 11,633 | 4.5 out of 5 stars 975 | 4.5 out of 5 stars 1,031 | 4.3 out of 5 stars 1,635 | 4.3 out of 5 stars 1,567 |
| Price | $37.61$37.61 | $69.99$69.99 | $71.99$71.99 | $65.99$65.99 | $99.98$99.98 | $128.99$128.99 | $99.98$99.98 |
| Model | CH550+ | CH600+ | CH820+ | DL07 | M12 Nex | PS800 | PS600 |
| Battery Quantity & Capacity | 2*2Ah | 2*2Ah | 2*4Ah | 2*2Ah | 2*4Ah(21V) | 2*4Ah | 2*2Ah |
| Motor Specs | Brushed | Brushed | Brushed | brushless | brushless | brushless | Brushed |
| Horsepower | 800 Watts | 900 Watts | 900 Watts | 1000 Watts | 1200 Watts | 800 Watts | 600 Watts |
| Chain Length | 6" | 6" | 8" | 8" | 12" | 8" | 6" |
| Chain Speed | 16.4ft/s | 16.5ft/s | 26.2 ft/s | 25.6ft/s | 39.4ft/s | 26.2ft/s | 26.2ft/s |
| Auto-Oiling System | ✘ | ✔ | ✔ | ✔ | ✔ | ✔ | ✔ |
| Unit Weight (with Battery) | 2.2 Pounds | 3.2 Pounds | 5.1 Pounds | 3.2 Pounds | 5.2 Pounds | 7.2 Pounds | 7.1 Pounds |