
Oster Classic Series
Score: 85/100
Ninja Blender Dark Gray
Score: 80/100Rankings

The Oster Classic Series 16-Speed Blender delivers a 700 W motor, 16 speed options and a glass jar, making it versatile for smoothies and chopping. Its noise level and large size are notable trade-offs. Best for budget-conscious families who want extensive speed control and a long-lasting warranty.

The Ninja Professional Plus Kitchen System combines a 1200 W motor with a 1400-peak-watt boost, a 72-oz pitcher and 8-cup processor bowl, delivering high-capacity blending and Auto-iQ presets. Its large size and limited manual speed options may be challenging in small kitchens. Perfect for families and entertainers requiring large batches and dough processing.
| Attribute | ![]() | ![]() |
|---|---|---|
700 W | 1,200 Wbest | |
1.42 L | 2.13 Lbest | |
— | 1,400 Wbest | |
| ↓ lower better | 4.1 kgbest | 5.71 kg |
16best | 3 | |
10 yearsbest | 1 years | |
— | 120 Vbest | |
6best | 5 |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
General(1) | ||
Warranty (years) | 10 years | 1 years |
Controls(1) | ||
Number of Speed Settings | 16 | 3 |
Accessories(1) | ||
Included Accessories | 6 | 5 |
Power & Performance(2) | ||
Motor Power (W) | 700 W | 1200 W |
Power Type | 700 W | corded |
Build & Design(5) | ||
Jar Capacity (L) | 1.42 L | 2.13 L |
Weight (kg) | 4.10 kg | 5.71 kg |
Dimensions (H×W×D) | 13.7×14.0×9.25 in | H×W×D: 44.3×20.7×19.7 cm |
Jar Material | Glass | BPA-free plastic |
Cord Length (cm) | 22.86 cm | 76.2 cm |

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

Professional reviewers commend the Oster Classic 16-Speed for its powerful 700-watt motor, extensive speed options, and reliable ice-crushing capability, noting the added value of the included food-chopper attachment and the reassuring 10-year motor warranty. However, they also point out that the unit can be noisy at high speeds and its bulkier footprint may be challenging for smaller kitchens.
Everyday users consistently praise the blender's ability to quickly crush ice and produce smooth smoothies, as well as the convenience of the dishwasher-safe glass jar and intuitive push-button controls. Common complaints revolve around loud operation, occasional leakage, and the less robust feel of the plastic food-chopper attachment.




Professional reviewers commend the Ninja Professional Plus for its high-power motor, large 72-oz pitcher, and versatile 8-cup processor, noting that Auto-iQ presets simplify operation. However, they criticize the limited manual speed range and the appliance's bulk, which can dominate countertop space.
Everyday users praise the system's versatility and the ease of using Auto-iQ presets, especially for quick smoothies and batch food prep. Common complaints focus on the unit's size, weight, and the need to stay under the 64-oz liquid limit to prevent spills.