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    Ninja with DUO Auto-iQ BL642 Personal Blender

    This model is no longer available or might have limited distribution.

    with DUO Auto-iQ BL642 Personal
    This Ninja 1500 watt personal blender was very good in overall performance, and has
    • touchpad controls
    • 3 cup capacity
    • 5 claimed speeds
    • a full size blender attachment that is not sold separately
    • and the following accessories: none.
    • dishwasher-safe
    • a 9.1341940136 warranty.
    Description
    This Ninja 1500 watt personal blender was very good in overall performance, and has
    • touchpad controls
    • 3 cup capacity
    • 5 claimed speeds
    • a full size blender attachment that is not sold separately
    • and the following accessories: none.
    • dishwasher-safe
    • a 9.1341940136 warranty.

    Ratings Scorecard

    Test Results

    Icy drinks (Smoothies)

    Icy drinks (Smoothies)

    Smoothness and thickness of non-alcoholic pina coladas are determined using assorted size sieves. Blenders that do well for icy drinks also do well for smoothies.

     /  5
    Convenience

    Convenience

    Judgments on ease of cleaning and replacing blade; clarity of controls and jar markings; pouring ease; and jar weight, etc.

     /  5
    Puree

    Puree

    How well the blender pureed raw ingredients into a soup.

     /  5
    Ice crush

    Ice crush

    Ice crush indicates how well the blender was able to crush 4 ice cubes without water in a specified period of time.

     /  5
    Noise

    Noise

    Based on readings from a noise meter, specifies how noisy the blender was during operation at maximum speed.

     /  5
    Durability

    Durability

    Indicates whether or not the blender still functioned after undergoing the durability test. It consists of crushing ice 15 times consecutively for 3 cycles for a total of 45 tests.

     /  5

    About

    The Ninja with DUO Auto-iQ BL642 Personal is part of the Blenders test program at Consumer Reports. In our lab tests, Personal Blenders models like the with DUO Auto-iQ BL642 Personal are rated on multiple criteria, such as those listed below.

    Icy drinks (Smoothies) Smoothness and thickness of non-alcoholic pina coladas are determined using assorted size sieves. Blenders that do well for icy drinks also do well for smoothies.

    Convenience Judgments on ease of cleaning and replacing blade; clarity of controls and jar markings; pouring ease; and jar weight, etc.

    Puree How well the blender pureed raw ingredients into a soup.

    Price & Shop