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  1. Home
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Ninja Blender Duo with Auto-iQ BL642 vs UltraCrush

Which Blender Is Better?

    Top
    Main Differences
    Design
      DimensionsBuild QualityJar CapacityJar/Beaker MaterialsBladesLidPower CordIn The Box
    Performance
      Fibrous Ingredients (Small Batches)Fibrous Ingredients (Full Capacity)Crushed IceNut ButterNoiseBlade Speed
    Ease Of Use
      Controls And ProgramsCleaning
    Comments

Products

Ninja Blender Duo with Auto-iQ BL642
Ninja UltraCrush 
early access

Tested using Methodology v1.0

Updated Jan 06, 2025 06:11 PM

SEE PRICE
Amazon.com

Tested using Methodology v1.0.1

Updated Mar 30, 2026 09:54 PM

This review is in Early access

SEE PRICE
Amazon.com
Ninja Blender Duo with Auto-iQ BL642 Picture

Track

Ninja UltraCrush Picture

Track

Blender Type
Full Size Blender
Power
1,200 W
Hot Blending
No
Blender Type
Full Size Blender
Power
1,000 W
Portable
No
Hot Blending
No

Our Verdict

Ninja Blender Duo with Auto-iQ BL642

Ninja UltraCrush

Full comparison details regarding individual product score sets can be found in the section below

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Variants

  • BL642 (Black)
  • BL640 (Black)
  • UltraCrush (BP201)

Review

See Ninja Blender Duo with Auto-iQ BL642 Review
See Ninja UltraCrush Review
1 
0 

Check Price

Black
BL642
SEE PRICE
Amazon.com
BP201
UltraCrush
SEE PRICE
Amazon.com
Black
BL640
SEARCH
Amazon.com
BP201
UltraCrush
SEARCH
Walmart.com
Black/Silver
BL641
SEE PRICE
Amazon.com
BP201
UltraCrush
SEARCH
Lowes.com
 
BP201
UltraCrush
SEARCH
HomeDepot.com
 
BP201
UltraCrush
SEARCH
BestBuy.com
 
BP201
UltraCrush
SEARCH
Ninja
Read more

Main Differences for
Multi-Purpose

Threshold 

0.10

Multi-Purpose 
 

6.9
0.0
No major differences between these blenders for multi-purpose. See full list of tests below.

Full Comparison

Design

Dimensions 
 

Box Picture  

Compare High-Res
Ninja Blender Duo with Auto-iQ BL642 Box Picture
Ninja UltraCrush Box Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Blender Type 
 

Full Size Blender
Locked

Portable 
 

Locked

Height 
 

17.8" (45.2 cm)
Lock" (Lock cm)

Width  

7.6" (19.2 cm)
Lock" (Lock cm)

Depth  

10.0" (25.5 cm)
Lock" (Lock cm)

Weight 
 

8.8 lbs (4.0 kg)
Lock lbs (Lock kg)

Shaft Length (Immersion Blenders) 
 

N/A
N/A
Show Text 

Build Quality 
 

8.0
N/A

Build Quality Picture  

Compare High-Res
Ninja Blender Duo with Auto-iQ BL642 Build Quality Picture
Ninja UltraCrush Build Quality Picture Sample

SAMPLE

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for pictures & test results

Feet  

Ninja UltraCrush Feet Sample

SAMPLE

JOIN NOW

for pictures & test results

Show Text 

Jar Capacity 
 

9.8
N/A

Main Jar Capacity 
 

72.0 oz (2,129 ml)
Lock oz (Lock ml)

Additional Jar Capacity 
 

32.0 oz (946 ml)
N/A
Show Text 

Jar/Beaker Materials 
 

Jar Picture  

Compare High-Res
Ninja Blender Duo with Auto-iQ BL642 Jar Picture
Ninja UltraCrush Jar Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Optional Jar Picture  

Compare High-Res
Ninja Blender Duo with Auto-iQ BL642 Optional Jar Picture
Ninja UltraCrush Optional Jar Picture Sample

SAMPLE

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for pictures & test results

Jar/Beaker Material 
 

BPA-Free Plastic
Locked

Dishwasher Safe 
 

Yes
Locked
Show Text 

Blades 
 

Blades Picture  

Compare High-Res
Ninja Blender Duo with Auto-iQ BL642 Blades Picture
Ninja UltraCrush Blades Picture Sample

SAMPLE

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for pictures & test results

Blade Type 
 

Sharp
Locked

Blade Count 
 

6
Lock

Removable 
 

Yes
Locked

Dishwasher Safe 
 

Yes
Locked
Show Text 

Lid 
 

Lid Picture  

Compare High-Res
Ninja Blender Duo with Auto-iQ BL642 Lid Picture
Ninja UltraCrush Lid Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Two-Part Lid 
 

No
Locked

Lid Closing Type 
 

Lock Mechanism
Locked
Show Text 

Power Cord  

Cable Picture  

Compare High-Res
Ninja Blender Duo with Auto-iQ BL642 Cable Picture
Ninja UltraCrush Cable Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Stow-Away Compartment 
 

Yes
Locked

Cord Length 
 

2.6 ft (0.8 m)
Lock ft (Lock m)
Show Text 

In The Box  

Bundle Picture  

Compare High-Res
Ninja Blender Duo with Auto-iQ BL642 Bundle Picture
Ninja UltraCrush Bundle Picture Sample

SAMPLE

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for pictures & test results

Show Text 
Performance

Fibrous Ingredients (Small Batches) 
 

9.3
N/A

Fibrous Ingredients (Small Batches) Photo  

Compare High-Res
Ninja Blender Duo with Auto-iQ BL642 Fibrous Ingredients (Small Batches) Photo
Ninja UltraCrush Fibrous Ingredients (Small Batches) Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Jar Used 
 

Additional Jar
Locked

Fibrous Ingredients (Small Batches) Video  

Ninja UltraCrush Fibrous Ingredients (Small Batches) Video Sample

SAMPLE

JOIN NOW

for videos & test results

Fibrous Ingredients Processing 
 

8.5
0.0

Fibrous Ingredients Texture 
 

9.5
0.0
Show Text 

Fibrous Ingredients (Full Capacity) 
 

6.8
N/A

Fibrous Ingredients (Full Capacity) Photo  

Compare High-Res
Ninja Blender Duo with Auto-iQ BL642 Fibrous Ingredients (Full Capacity) Photo
Ninja UltraCrush Fibrous Ingredients (Full Capacity) Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Fibrous Ingredients (Full Capacity) Video  

Ninja UltraCrush Fibrous Ingredients (Full Capacity) Video Sample

SAMPLE

JOIN NOW

for videos & test results

Jar Used  

Main Jar
Locked

Fibrous Ingredients Processing 
 

6.0
0.0

Fibrous Ingredients Texture 
 

7.0
0.0
Show Text 

Crushed Ice 
 

10
N/A

Crushed Ice Photo  

Ninja Blender Duo with Auto-iQ BL642 Crushed Ice Photo
Ninja UltraCrush Crushed Ice Photo Sample

SAMPLE

JOIN NOW

for pictures & test results

Crushed Ice Video  

Ninja UltraCrush Crushed Ice Video Sample

SAMPLE

JOIN NOW

for videos & test results

Crushed Ice Preparation 
 

10
0.0

Crushed Ice Texture 
 

10
0.0
Show Text 

Nut Butter 
 

8.1
N/A

Nut Butter Picture  

Compare High-Res
Ninja Blender Duo with Auto-iQ BL642 Nut Butter Picture
Ninja UltraCrush Nut Butter Picture Sample

SAMPLE

JOIN NOW

for pictures & test results

Nut Butter Video  

Ninja UltraCrush Nut Butter Video Sample

SAMPLE

JOIN NOW

for videos & test results

Nut Butter Preparation 
 

6.0
0.0

Nut Butter Texture 
 

9.5
0.0
Show Text 

Noise 
 

7.4
N/A

Noise @ Max Speed 
 

91.4 dB
Lock dB

Noise Video  

Ninja UltraCrush Noise Video Sample

SAMPLE

JOIN NOW

for videos & test results

Show Text 

Blade Speed 
 

Min Speed 
 

3,200 RPM
Lock RPM

Power 
 

1,200 W
Lock W

Max Speed 
 

4,600 RPM
Lock RPM

Speed Adjustment Based On Jar Type 
 

Yes
Locked
Show Text 
Ease Of Use

Controls And Programs 
 

Control Panel  

Compare High-Res
Ninja Blender Duo with Auto-iQ BL642 Control Panel
Ninja UltraCrush Control Panel Sample

SAMPLE

JOIN NOW

for pictures & test results

On/Off Switch 
 

Yes
Locked

Speed Presets 
 

3
Lock

Hot Blending 
 

No
Locked

Speed Dial 
 

No
Locked

Pulse/Turbo Mode 
 

Yes
Locked

Programs 
 

4
Lock

Blending Time Indicator 
 

Yes
Locked

Programmable Timer 
 

No
Locked
Show Text 

Cleaning 
 

6.0
N/A

Self-Cleaning Video  

Ninja UltraCrush Self-Cleaning Video Sample

SAMPLE

JOIN NOW

for videos & test results

Cleaning Video  

Ninja UltraCrush Cleaning Video Sample

SAMPLE

JOIN NOW

for videos & test results

Show Text 

Check Price

Black
BL642
SEE PRICE
Amazon.com
BP201
UltraCrush
SEE PRICE
Amazon.com
Black
BL640
SEARCH
Amazon.com
BP201
UltraCrush
SEARCH
Walmart.com
Black/Silver
BL641
SEE PRICE
Amazon.com
BP201
UltraCrush
SEARCH
Lowes.com
 
BP201
UltraCrush
SEARCH
HomeDepot.com
 
BP201
UltraCrush
SEARCH
BestBuy.com
 
BP201
UltraCrush
SEARCH
Ninja
Back to Top

Ninja Blender Duo with Auto-iQ BL642

Ninja UltraCrush

Comments

  1. Comparison
 • Posted 5 hours ago

Ninja Blender Duo with Auto-iQ BL642 vs Ninja UltraCrush: Main Discussion

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