
Ninja QB900B Master Prep
Score: 79/100
Fullstar The Original Pro Chopper
Score: 76/100Rankings

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.

The Fullstar Original Pro Chopper is a 4-in-1 handheld tool featuring 420 stainless steel blades and a safety lock, delivering versatile chopping, slicing, grating, and spiralizing. Its manual operation and modest 5-cup capacity limit speed and volume for larger tasks. Ideal for home cooks seeking a compact, multi-function prep gadget.
| Attribute | ![]() | ![]() |
|---|---|---|
400 Wbest | — | |
0.473 L | 1.18 Lbest | |
| ↓ lower better | 1.814 kg | 0.907 kgbest |
4best | — | |
1 yearsbest | — | |
9best | 7 | |
33.98 cmbest | 12 cm | |
15.97 cmbest | 11.4 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 | 1.18 L |
Accessories(1) | ||
Number of Included Accessories | 9 | 7 |
Build & Design(5) | ||
Weight (kg) | 1.814 kg | 0.907 kg |
Height (cm) | 33.98 cm | 12 cm |
Width (cm) | 15.97 cm | 11.4 cm |
Depth (cm) | 22.0 cm | 26.9 cm |
Blade Material | stainless steel | 420 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.



Professional reviewers commend the Fullstar chopper for its versatile 4-in-1 design, razor-sharp stainless steel blades, and a reliable safety-lock system, noting that it simplifies meal-prep tasks and delivers consistent results across multiple cutting styles.
Consumers appreciate the tool's multi-function capability and the comfortable grip, often mentioning that it speeds up vegetable preparation for soups, stews, and salads, while no major complaints were identified in the available data.
