
Bosch RH328VC
Score: 85/100
Milwaukee M18 Fuel 2912-20
Score: 85/100Rankings

The Bosch RH328VC is a corded SDS-Plus rotary hammer featuring an 8.0 Amp motor that delivers 2.4 to 2.6 ft-lbs of impact energy in a compact, lightweight package. It is designed for professional drilling and chiseling in concrete, masonry, and stone, offering three operational modes and advanced vibration control for user comfort. Best suited for professional contractors requiring a lightweight yet powerful tool for light-to-medium tasks.

The Milwaukee 2912-20 is a high-performance cordless rotary hammer featuring a brushless motor and class-leading speed for concrete drilling. Its main trade-off is the higher cost and the need to purchase batteries separately, along with a weight that may cause fatigue. It is best suited for professional contractors needing cordless mobility without sacrificing power.
| Attribute | ![]() | ![]() |
|---|---|---|
2.4 joulesbest | 2 joules | |
| ↓ lower better | 3.49 kilograms | 3.42 kilogramsbest |
900 rpm | 1,330 rpmbest | |
4,000 bpm | 4,800 bpmbest | |
120 voltsbest | 18 volts | |
8 wattsbest | 8 wattsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(3) | ||
Impact Energy (joules) | 2.4 joules | 2.0 joules |
No-Load Speed (rpm) | 900 rpm | 1330 rpm |
Impact Rate (BPM) (bpm) | 4000 bpm | 4800 bpm |
Design & Handling(2) | ||
Tool Weight (kilograms) | 3.49 kilograms | 3.42 kilograms |
Handle Type | 360° Rotatable | In-line D-Handle |
Power & Battery(3) | ||
Voltage (volts) | 120 volts | 18 volts |
Power Source | Corded | Cordless |
Motor Power (watts) | 8.0 watts | 8 watts |
Features & Controls(3) | ||
Vibration Control System | true | false |
Trigger Type | Variable Speed 3-Finger | Variable |
Safety Features | Integral Clutch | AUTOSTOP, REDLINK PLUS |
General & Warranty(2) | ||
Warranty Period | 1 Year | 5 Years |
Included Accessories | Auxiliary handle, Depth gauge, Carrying case | Side Handle, Depth Rod |


Products in the top-left offer the best value (high score, low price).

Professional reviewers and editors praise the Bosch RH328VC for its outstanding power-to-size ratio, noting that the 8.0 Amp motor delivers significant impact energy in a compact, lightweight package. Editors highlight the tool's vibration control and three-mode versatility as key factors that maximize comfort and performance for demanding tasks like concrete drilling and light demolition.
Search results contain no direct consumer reviews or forum discussions. Inferred praise suggests users appreciate the fast chiseling and drilling speeds, as well as the control features, but there are no recurring complaints or specific user testimonials available in the data.

Professional reviewers highlight the Milwaukee 2912-20 for its class-leading speed and power, noting that it drills faster than many corded competitors.
Everyday users and professionals praise the tool for its consistent power that matches corded tools and its long battery life.

