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AmazonCommercial 3/4-HP vs Waste King L3200 3/4-HP Garbage Disposal Side-by-Side Comparison

Two very similar garbage disposals with very different grinding performance. Isn’t this exactly why there are product reviews?

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AmazonCommercial 3/4-HP vs Waste King L3200 3/4 HP Garbage Disposal

Overall Verdict

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The AmazonCommercial 3/4-HP offers plenty of versatility in handling a variety of foods, including vegetables and cooked chicken bones. Its powerful permanent magnet motor and robust impellers allow it to deal with tougher scraps with little hassle. The high-speed motor also aids in preventing jamming, even with large amounts of scraps. Additionally, the AmazonCommercial 3/4-HP is incredibly affordable.

Conversely, the Waste King L-3200 costs about $20 more and is less proficient in food pulverizing in comparison. It struggles with the same types of foods and exhibits signs of a lower build quality, as evidenced by the condition of their body casings in our lab. That said, its similar magnet motor effectively helps avoid jamming.

Pros & Cons

  • Noise cancelation
  • High speed 
  • Stainless steel grind components
  • Lightweight
  • Affordable
  • Noise cancelation
  • High-speed motor 
  • Stainless steel grinder components
  • Lightweight build
  • Affordable
  • Can be loud
  • Can be loud

Key Specs

Type of feed
Continuous
Continuous
Horsepower
3/4
3/4
Motor
Permanent magnet
Permanent magnet
Averaged RPM
4570
4917
Family size
5-6 people
3-4 people
Dimensions
L5.4 x W7.8 x H13.9 inches
L5.4 x W7.8 x H13.9 inches

Where to Buy

Price at publication
$77.15
$108.32

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Analysis and Test Results

Performance

Overall Performance Scoring
7.6
5.0

Scrap Mix

7.8
7.1
AmazonCommercial B07XFDMPNJ 3/4-HP Scrap Mix Test
4.95 ounces of ounces of visible fish pin bones in mess of ground assorted scraps, on digital scale, on granite-looking top.
21.8 ounces of assorted ground scraps, including dietary fibers, bones, etc., on digital scale, on granite-looking top.
0.23 ounces of shredded pieces of fish backbone and lemon peels, on digital scale, on granite-looking top.
Waste King L3200 3/4 HP Garbage Disposal Scrap Mix Test
7.6 ounces of visible fish pin bones in mess of ground assorted scraps, on digital scale, on granite-looking top.
16.64 ounces of assorted ground scraps, including dietary fibers, bones, etc., on digital scale, on granite-looking top.
0.29 ounces of shredded pieces of fish backbone, on digital scale, on granite-looking top.
Input Load
90.0 oz (2551 g)
90.0 oz (2551 g)
Time
2 min 9 sec
2 min 32 sec
Layer 1
5.0 oz (140 g)
7.6 oz (215 g)
Layer 2
21.8 oz (618 g)
16.6 oz (472 g)
Leftovers
0.2 oz (7 g)
0.3 oz (8 g)

Raw Fish Scraps

7.6
0.0
AmazonCommercial B07XFDMPNJ 3/4-HP Raw Fish Scraps Test
4.63 ounces of visible fish pin bones among mess of raw fibrous tissue on digital scale, on granite-looking table.
1.74 ounces of assorted fibrous tissues and shredded bones, on digital scale, on granite-looking table.
2.24 ounces of shredded fish skin among pieces of shredded spine, on digital scale, on granite-looking table.
Waste King L3200 3/4 HP Garbage Disposal Raw Fish Scraps Test
4.52 ounces of visible fish pin bones among mess of raw fibrous tissue on digital scale, on granite-looking table.
2.01 ounces of assorted fibrous tissues and shredded bones, on digital scale, on granite-looking table.
5.76 ounces of shredded fish skin among pieces of shredded backbones and one barely-shredded chop, on digital scale, on granite-looking table.
Input Load
49.4 oz (1400 g)
49.4 oz (1400 g)
Time
3 min
3 min
Layer 1
4.6 oz (131 g)
4.5 oz (128 g)
Layer 2
1.7 oz (49 g)
2.0 oz (57 g)
Leftovers
2.2 oz (64 g)
5.8 oz (163 g)

Raw Chicken Scraps

7.2
5.7
AmazonCommercial B07XFDMPNJ 3/4-HP Raw Chicken Scraps Test
0.4 ounces of shredded soft tissue, on digital scale, on granite-looking table.
2.87 ounces of fibrous soft tissue and pieces of shredded bones, on digital scale, on granite-looking table.
0.58 ounces of soft tissue and pieces of shredded cartilage, on digital scale, on granite-looking table.
Waste King L3200 3/4 HP Garbage Disposal Raw Chicken Scraps Test
0.58 ounces of shredded soft tissue, on digital scale, on granite-looking table.
1.68 ounces of fibrous soft tissue and pieces of shredded bones, on digital scale, on granite-looking table.
0.97 ounces of soft tissue and pieces of shredded cartilage, on digital scale, on granite-looking table.
Input Load
7.4 oz (210 g)
7.4 oz (210 g)
Time
2 min
3 min
Layer 1
0.4 oz (11 g)
0.6 oz (16 g)
Layer 2
2.9 oz (81 g)
1.7 oz (48 g)
Leftovers
0.6 oz (16 g)
1.0 oz (27 g)

Design

Overall Design Scoring
9.2
9.0

In the Box

Corded AmazonCommercial 3/4 HP, EZ Mount on top, its box, user manual, stopper, elbow tube, rubber gasket, flange, and bolts.
Waste King L3200 3/4 HP Garbage Disposal, EZ Mount on top, its box, user manual, stopper, elbow tube, rubber gasket, flange, and bolts.

Dimensions

Amazon 3/4-hp disposer with mount assembly and elbow tube. Showing 7.8-inch width, 13.9-inch height, 4.3-inch depth to dishwasher outlet, 7.3-inch depth to outlet, 5.4-inch distance to elbow tube.
Waste King 3/4-hp food waste disposer with mount assembly and elbow tube. Showing 7.8-inch width, 13.9-inch height, 4.3-inch depth to dishwasher outlet, 7.3-inch depth to outlet, 5.4-inch distance to elbow tube.
Length
5.4" (13.7 cm)
5.4" (13.7 cm)
Width
7.8" (19.8 cm)
7.8" (19.8 cm)
Height
13.9" (35.3 cm)
13.9" (35.3 cm)
Weight
8.8 lbs (4.0 kg)
8.8 lbs (4.0 kg)

Mount Assembly

EZ Mount assembly for garbage disposals placed on white platform with splash guard in position.
EZ Mount assembly for garbage disposals placed on white platform with splash guard in position.
Support ring, mounting ring, cushion mount, fiber gasket, rubber gasket, sink flange, stopper, removable sink splash guard.
EZ Mount assembly for garbage disposals placed on white platform with splash guard in position.
EZ Mount assembly for garbage disposals placed on white platform with splash guard in position.
Support ring, mounting ring, cushion mount, fiber gasket, rubber gasket, sink flange, stopper, removable sink splash guard.

Grind Chamber

8.5
8.5
Top view into chamber of AmazonCommercial B07XFDMPNJ garbage disposal after testing, showing layout of grinding components.
Top view into chamber of AmazonCommercial B07XFDMPNJ garbage disposal after testing, showing layout of grinding components.
Grind chamber of AmazonCommercial B07XFDMPNJ garbage disposal, showing two-level grinder ring and details on flywheel.
Grind chamber of AmazonCommercial B07XFDMPNJ garbage disposal, showing impellers and details of flywheel and grinder rin
Top view into chamber of Waste King L3200 garbage disposal after testing, showing layout of grinding components.
Top view into chamber of Waste King L3200 garbage disposal after testing, showing layout of grinding components.
Grind chamber of Waste King L3200 garbage disposal, showing two-level grinder ring and details on flywheel.
Grind chamber of Waste King L3200 garbage disposal, showing impellers and details of flywheel and grinder ring.
Capacity
30.0 fl oz (887.2 ml)
30.0 fl oz (887.2 ml)
Verticality
6.8" (17.3 cm)
6.8" (17.3 cm)
Flywheel
4.4" (11.2 cm)
4.4" (11.2 cm)
Assembly Material
Intermediate
Intermediate
Layout
Stainless steel
Stainless steel

Motor

9.5
9.5
Horsepower
3/4
3/4
Speed
2700 RPM
2700 RPM
Real Speed
4940 RPM
4917 RPM
Voltage
115 V
115 V (60 Hz)
Current
6 A
6 A
Wattage
690 W
690 W
Heat
n/a
n/a
Reverse
No

Power Cord

Bottom view of AmazonCommercial 3/4 HP corded garbage disposal with type-B power cord.
Bottom view of Waste King L3200 corded garbage disposal with type-B power cord.
Length
34.5" (87.6 cm)
34.5" (87.6 cm)
Type
3-prong (type B)
3-prong (type B)

Accessories

Standard outlet/discharge set for garbage disposals on granite-looking top, showing elbow pipe, rubber gasket, flange, bolts.
Standard outlet/discharge set for garbage disposals on granite-looking top, showing elbow pipe, rubber gasket, flange, bolts.
Width
3.3" (8.3 cm)
3.3" (8.3 cm)
Length
5.3" (13.3 cm)
5.3" (13.3 cm)
Material
PVC
PVC

Build Quality

9.5
9.0
AmazonCommerical 3/4-HP Garbage Disposal with EZ Mount assembly on top and outlet/discharge set installed.
Waste King L3200 3/4-horsepower Garbage Disposal with EZ Mount assembly on top and outlet/discharge set installed.
Noise Reduction
Yes
Yes
Vibration Reduction
No
No

Usability

Overall Usability Scoring
7.9
7.9

Ease of Use

8.0
8.0

Installation

9.0
9.0

Smooth Operation

8.0
8.0

Unjam Mechanics

0.0
0.0
Inside view of permanent-magnet garbage disposal showing manual unjam mechanics with wooden stick in flywheel’s opening/gap.
Inside view of permanent-magnet garbage disposal showing manual unjam mechanics with wooden stick in flywheel’s opening/gap.
External
No
No
Auto Unjam
No
No