Hilti SF 6H-A22
Score: 92/100
Festool TID18 HPC
Score: 88/100Rankings
The Hilti SF 6H-A22 is a professional 22V cordless hammer drill driver designed for heavy-duty construction and tradespeople. It features a brushless motor and Active Torque Control, delivering outstanding performance-to-size ratio. It is best suited for professional contractors requiring durability and safety in demanding jobsite environments.

The Festool 577616 is a professional-grade impact driver and drill set designed for precision and wrist protection in tight spaces. Its main trade-off is a higher price point and weight compared to budget alternatives, which may not suit casual users. It is best suited for professional woodworkers and tradespeople who value precision and ecosystem integration.
| Attribute | Hilti SF 6H-A22 | ![]() |
|---|---|---|
21.6 Vbest | 18 V | |
708 in-lbs | 1,593 in-lbsbest | |
2,000 RPM | 3,600 RPMbest | |
— | 4 Ahbest | |
| ↓ lower better | 3.7 lbsbest | 4.18 lbs |
15 | 20best |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | Hilti SF 6H-A22 | ![]() |
|---|---|---|
Chuck & Bits(1) | ||
Chuck Size | 1/2 | 1/2 inch |
Performance(4) | ||
Max Torque (in-lbs) | 708 in-lbs | 1593 in-lbs |
Max Speed (RPM) (RPM) | 2000 RPM | 3600 RPM |
Clutch Settings | 15 | 20 |
Speed Settings | 2-Speed | 4-Speed |
Ergonomics & Design(3) | ||
Weight (lbs) | 3.7 lbs | 4.18 lbs |
Handle Type | Rubberized Overmold | Side Grip |
Housing Material | Glass Fiber-Reinforced | Plastic/Composite |
Power & Battery(2) | ||
Voltage (V) | 21.6 V | 18 V |
Battery Chemistry | Li-ion | Lithium-Ion |

Products in the top-left offer the best value (high score, low price).
Professional reviewers praise the Hilti SF 6H-A22 for its outstanding performance-to-size ratio and compact design that delivers high torque output. The tool is highlighted for its increased productivity, runtime, and the safety benefits provided by the Active Torque Control system.
Search results do not contain detailed consumer reviews or user feedback regarding common praise or recurring complaints. However, the tool is positioned as essential for tradespeople requiring performance, safety, and durability.

Professional reviewers praise the Festool 577616 for its robust build, professional-grade power, and smart features like T-mode and Bluetooth connectivity.
Everyday users and professionals appreciate the smooth, powerful performance and the wrist-saving kickback-free operation.
“kickback-free saves wrists on long jobs”

“compact size shines overhead”

“T-mode finicky on inconsistent materials”

