Rankings

The Bosch GWS14-50P is a high-performance 5-inch angle grinder featuring a powerful 13 Amp motor and advanced safety features like soft start and kickback control. Its inclusion of dual guards and anti-vibration handle makes it a versatile and safe choice for demanding tasks. It is best suited for professionals who require maximum power and safety in a 5-inch grinder.

The Bosch GWX18V-8N is a versatile 18V brushless angle grinder featuring soft-start and overload protection for enhanced safety and durability. Its X-LOCK system simplifies wheel changes, though the fixed speed and bare-tool format are limitations. It is ideal for users already invested in the 18V battery ecosystem who value safety features.

The Bosch GWS18V-11PSN is a high-performance cordless angle grinder featuring a brushless motor and advanced safety controls like KickBack and Drop Control. Its lightweight design and anti-vibration handle make it comfortable for extended use, though it requires purchasing a compatible battery separately. It is best suited for professionals already invested in the Bosch 18V ecosystem who need versatile cutting and grinding capabilities.

The Bosch GWS10-450 is a lightweight, corded 4.5-inch angle grinder designed for comfort with its anti-vibration handle and low weight. While it offers good dust protection and standard power, it lacks modern conveniences like X-LOCK or soft-start. It is best suited for users who prefer traditional tool operation and prioritize lightweight ergonomics.

The Bosch GWS8-45 is a reliable entry-level angle grinder suitable for light-duty grinding and cutting tasks. Its main limitation is the lower 7.5 Amp motor power compared to more powerful modern alternatives. It is best suited for DIY users who need a basic, durable tool without advanced safety features.

The Bosch GWS12V-30N is a compact, lightweight cordless angle grinder designed for light-duty tasks and overhead work. Its primary strength lies in its portability and high RPM, though it is limited by its small wheel size and lower power output. It is best suited for users who need a secondary tool for precise, small-scale grinding or cutting.
| Attribute | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
|---|---|---|---|---|---|---|
900 watts | — | 8 watts | 10 watts | 1,560 wattsbest | 1,100 watts | |
11,000 rpm | 19,500 rpmbest | 11,000 rpm | 11,000 rpm | 11,500 rpm | 9,000 rpm | |
114 mm | 76 mm | 114.3 mm | 114.3 mm | 125 mmbest | 115 mm | |
120 voltsbest | 12 volts | 18 volts | 120 voltsbest | 120 voltsbest | 18 volts | |
| ↓ lower better | 1.9 kg | 0.769 kgbest | 2.27 kg | 2.04 kg | 2.3 kg | 1.95 kg |
7.5 amps | — | 8 amps | 10 amps | 13 ampsbest | 10 amps |
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| Attribute | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
|---|---|---|---|---|---|---|
Power & Performance(6) | ||||||
Power Source | Corded | Cordless | Battery | Corded | Corded | Cordless |
Motor Power (watts) | 900 watts | null watts | 8 watts | 10 watts | 1560 watts | 1100 watts |
No-Load Speed (rpm) | 11000 rpm | 19500 rpm | 11000 rpm | 11000 rpm | 11500 rpm | 9000 rpm |
Voltage (volts) | 120 volts | 12 volts | 18 volts | 120 volts | 120 volts | 18 volts |
Motor Type | — | Brushless | Brushless | Standard | — | Brushless |
Amperage (amps) | 7.5 amps | — | 8 amps | 10 amps | 13 amps | 10 amps |
Dimensions & Weight(1) | ||||||
Weight (kg) | 1.9 kg | 0.769 kg | 2.27 kg | 2.04 kg | 2.3 kg | 1.95 kg |
Compatibility & Build(2) | ||||||
Wheel Diameter (mm) | 114 mm | 76 mm | 114.3 mm | 114.3 mm | 125 mm | 115 mm |
Spindle Thread | 5/8-11 UNC | 3/8-24 | X-LOCK | Standard | 5/8-11 UNC | 5/8-11 UNC |
Safety & Controls(4) | ||||||
Switch Type | Sliding | Trigger | Slide | Slide | Paddle | Paddle |
Kickback Control | — | false | true | true | true | true |
Guard Type | Standard | Adjustable | Adjustable | Adjustable | Dual Guards | Dual |
Soft Start | — | false | true | false | true | false |






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