
Ninja QB900B Master Prep
Score: 79/100
KitchenAid Food Chopper
Score: 66/100Rankings

The Ninja QB900B Master Prep combines a 400-W motor, quad-blade system and interchangeable 48-oz pitcher with a 16-oz chopper bowl, providing strong blending and chopping performance. Its single-speed pulse operation and lightweight construction may limit precise texture control and perceived sturdiness. Great for small households needing a space-saving 2-in-1 blender and processor.

KitchenAid KFC3516BM is a compact 3.5-cup chopper with a 240 W motor, two speeds plus pulse, and a handy drizzle basin. Its modest power and small bowl limit processing larger or tougher foods. Perfect for small households needing quick prep.
| Attribute | ![]() | ![]() |
|---|---|---|
400 Wbest | 240 W | |
0.473 L | 0.83 Lbest | |
| ↓ lower better | 1.814 kg | 1.22 kgbest |
— | 120 Vbest | |
4best | 2 | |
1 yearsbest | 1 yearsbest | |
9best | — | |
33.98 cmbest | 22.2 cm |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Capacity & Performance(1) | ||
Bowl Capacity (L) | 0.473 L | 0.83 L |
Battery & Power(1) | ||
Motor Power (W) | 400 W | 240 W |
Controls(1) | ||
Speed Settings | 4 | 2 |
Build & Design(5) | ||
Weight (kg) | 1.814 kg | 1.22 kg |
Height (cm) | 33.98 cm | 22.2 cm |
Width (cm) | 15.97 cm | 17.78 cm |
Depth (cm) | 22.0 cm | 14.22 cm |
Blade Material | stainless steel | Stainless steel |

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

Professional reviewers highlight the Ninja QB900B's 400 W motor and Quad Blade system for superior ice crushing and uniform chopping, while praising the interchangeable pod for versatile prep. They note the convenience of dishwasher-safe parts and a compact footprint, but point out the lack of variable speed options and the occasional difficulty cleaning blade crevices.
Everyday users overwhelmingly praise the unit for its smooth blending, strong performance on daily smoothies, and space-saving design. Common themes include appreciation for the easy-to-clean top-motor layout and the ability to handle nuts and herbs, while the primary complaints revolve around blade cleaning and the perception of a lightweight, less solid feel.

“perfect size... isn't bulky and heavy”

“makes quick work of all my chopping tasks”

“excellent chopper with two blade speeds. Cord wraps... Couldn't ask for more”



Professional reviewers and editors commend the KitchenAid mini chopper for its precise chopping, durable stainless-steel blade, and unique drizzle basin that simplifies adding liquids. They also highlight its compact size, quiet operation, and dishwasher-safe components, positioning it as an ideal countertop appliance for everyday small-batch tasks without the bulk of larger processors.
Everyday users consistently praise the chopper's ease of use, compact footprint, quick and quiet performance, and straightforward cleanup. Common themes include appreciation for the one-touch controls, the handy drizzle basin, and the cord wrap, while recurring complaints focus on the perceived lack of sturdiness in the bowl and lid and the limited 3.5-cup capacity for larger meals.
