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GE Continuous Feed 3/4-HP vs InSinkErator Evolution Compact Side-by-Side Comparison

InSinkErator Evolution Compact 3/4-HP boasts a strong build with phenomenal noise reduction, while the GE GFC720N 3/4-HP is all about raw power.

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GE Continuous Feed 3/4-HP

InSinkErator Evolution Compact

GE Continuous Feed 3/4-HP vs InSinkErator Evolution Compact

Overall Verdict

Ranking by
OverallScore Performance60% Design25% Usability15% ScoreOverall 60%Performance 25%Design 15%UsabilityInSinkErator Evolut...GE Continuous Feed...7.66.98.98.28.27.99.07.8
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Pros & Cons

  • Noise reduction
  • High speed 
  • Stainless steel grinding components
  • Strengthened chamber layout
  • Noise cancelation
  • Vibration damping
  • High-torque motor
  • Strengthened chamber layout
  • High capacity
  • Stainless steel grinding components
  • Space-consuming design
  • Can be loud
  • No power cord
  • Heavy
  • Space-consuming
  • No power cord

Key Specs

Type of feed
Continuous
Continuous
Horsepower
3/4
3/4
Motor
Permanent magnet
Induction
Averaged RPM
4544
1482
Family size
5-6 people
3-4 people
Dimensions
L5.4 x W8.4 x H14.6 inches
L6.1 x W8.6 x 12.4 inches

Where to Buy

Price at publication
$150.33
$203.01

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Analysis and Test Results

Performance

Overall Performance Scoring
7.9
6.9

Scrap Mix

8.3
6.9
GE Continuous Feed 3/4 HP Garbage Disposal Scrap Mix Test
5.59 ounces of ground products from a garbage disposal, displayed on digital scale, placed on a granite-looking table. Visible fish pin bones in mess of assorted scraps.5.59 ounces of ground products from a garbage disposal, displayed on digital scale, placed on a granite-looking table. Visible fish pin bones in mess of assorted scraps.
16.55 ounces of ground products from a garbage disposal, displayed on digital scale, placed on a granite-looking table. Mess of assorted scraps, including fibers, bones, etc.
0.15 ounces of ground products from a garbage disposal, displayed on digital scale, placed on a granite-looking table. Shredded pieces of fish backbone and lemon peels.
 InSinkErator Evolution Compact 3/4 HP Scrap Mix Test
11.03 ounces of fish pin bones in mess of assorted scraps from garbage disposal on digital scale on granite-looking top
20.52 ounces of ground products from garbage disposal, displayed on digital scale, placed on granite-looking table. Mess of assorted scraps, including fibers, bones, etc.
0.06 ounces of ground products from garbage disposal, displayed on digital scale, placed on granite-looking table. Shredded fish vertebrae and pieces of dietary fiber.
Input Load
90.0 oz (2551 g)
90.0 oz (2551 g)
Time
1 min 58 sec
1 min 49 sec
Layer 1
5.6 oz (158 g)
11.0 oz (313 g)
Layer 2
16.6 oz (469 g)
20.5 oz (582 g)
Leftovers
0.1 oz (4 g)
0.1 oz (2 g)

Raw Fish Scraps

8.4
7.3
GE Continuous Feed 3/4 HP Garbage Disposal Raw Fish Scraps Test
5.67 ounces of ground fish scraps from garbage disposal, displayed on digital scale, placed on granite-looking table. Visible pin bones among mess of raw fibrous tissue.5.67 ounces of ground fish scraps from garbage disposal, displayed on digital scale, placed on granite-looking table. Visible pin bones among mess of raw fibrous tissue.
2.54 ounces of ground fish scraps from garbage disposal, displayed on digital scale, placed on a granite-looking table. Mess of assorted shredded bones and fibrous tissue.
1.16 ounces of ground fish scraps from garbage disposal, displayed on digital scale, placed on granite-looking table. Fish vertebrae among mess of shredded fish skin.
InSinkErator Evolution Compact 3/4 HP Raw Fish Scraps Test
5.56 ounces of ground fish scraps from garbage disposal, displayed on digital scale, placed on granite-looking table. Few pin bones among a mess of raw fibrous tissue.
3.53 ounces of ground fish scraps from garbage disposal, displayed on digital scale, placed on granite-looking table. Mess of assorted shredded bones and raw fibrous tissue.
2.02 ounces of ground fish scraps from a garbage disposal, displayed on digital scale, placed on granite-looking table. Mess of shredded fish backbone and skin.
Input Load
49.4 oz (1400 g)
49.4 oz (1400 g)
Time
3 min
3 min
Layer 1
5.7 oz (161 g)
5.6 oz (158 g)
Layer 2
2.5 oz (72 g)
3.5 oz (100 g)
Leftovers
1.2 oz (33 g)
2.0 oz (57 g)

Raw Chicken Scraps

6.5
6.6
GE Continuous Feed 3/4 HP Garbage Disposal Raw Chicken Scraps Test
0.79 ounces of ground chicken scraps from garbage disposal, displayed on digital scale, placed on granite-looking table. Mess of shredded soft tissue and few pieces of shredded bones.
2.67 ounces of ground chicken scraps from garbage disposal, displayed on digital scale, placed on granite-looking table. Mess of fibrous soft tissue and pieces of shredded bones.
0.68 ounces of ground chicken scraps from garbage disposal, displayed on digital scale, placed on granite-looking table. Mess of soft tissue and pieces of shredded cartilage.
InSinkErator Evolution Compact 3/4 HP Raw Chicken Scraps Test
1.45 ounces of ground chicken scraps from garbage disposal, displayed on digital scale, placed on granite-looking table. Mess of shredded soft tissue and few pieces of shredded bones.
1.63 ounces of ground chicken scraps from garbage disposal, displayed on digital scale, placed on granite-looking table. Mess of shredded tendons and pieces of shredded bones.
0.37 ounces of ground chicken scraps from a garbage disposal, displayed on digital scale, placed on granite-looking table. Mess of soft tissue and pieces of shredded cartilage.
Input Load
7.4 oz (210 g)
7.4 oz (210 g)
Time
2 min
2 min 30 sec
Layer 1
0.8 oz (22 g)
1.4 oz (41 g)
Layer 2
2.7 oz (76 g)
1.6 oz (46 g)
Leftovers
0.7 oz (19 g)
0.4 oz (10 g)

Design

Overall Design Scoring
9.0
8.9

In the Box

GE Disposall GFC720N 3/4 HP with EZ Mount assembly on top, next to its box, registration slip, user manual, installation instruction, sink stopper, adapter kit, elbow tube with rubber gasket, flange, bolts, and wire nuts.
InSinkErator Evolution Compact 3/4 HP with 3-Bolt Mount assembly on top, next to its box, user manual, registration slip, sink stopper, hose clamp, elbow tube, straight tube, wrench, and bolts.

Dimensions

GE GFC720N with mount assembly, elbow tube, sticker on dishwasher outlet. Showing 8.4-inch width, 14.6-inch height, 4.3-inch depth to dishwasher outlet, 7.4-inch depth to outlet, 5.4-inch distance to elbow tube.
InSinkErator Evolution Compact 3/4-hp food disposer with mount assembly and elbow tube. Dimensions show 8.6-inch width, 12.4-inch height, 3.4-inch depth to dishwasher outlet, 6.6-inch depth to outlet, 6.1-inch distance to elbow tube.
Length
5.4" (13.7 cm)
6.1" (15.5 cm)
Width
8.4" (21.3 cm)
8.6" (21.8 cm)
Height
14.6" (37.1 cm)
12.4" (31.5 cm)
Weight
10.3 lbs (4.7 kg)
16.0 lbs (7.3 kg)

Mount Assembly

EZ Mount assembly for garbage disposals placed on white platform. GE logo and “Disposall” engravings on rim of sink flange. Removable sink baffle/splash guard in position.
EZ Mount assembly for garbage disposals placed on white platform. GE logo and “Disposall” engravings on rim of sink flange. Removable sink baffle/splash guard in position.
Parts of EZ Mount assembly for garbage disposals displayed on white platform, including support ring, mounting ring, cushion mount, fiber gasket, rubber gasket, sink flange with “GE Disposall” engraving, stopper, removable sink baffle/splash guard.
3-Bolt Mount assembly for garbage disposals placed on white platform. “food waste disposer” and “InSinkErator” engraving on rim of sink flange. Sink stopper in position.
3-Bolt Mount assembly for garbage disposals placed on white platform. “food waste disposer” and “InSinkErator” engraving on rim of sink flange. Sink stopper in position.
Parts of 3-Bolts Mount assembly on platform, including backup flange, mounting ring, snap ring, fiber gasket, stopper, cushion mount, sink flange with “food waste disposer” and “InSinkErator” engravings, removable sink baffle, lower mounting ring.

Grind Chamber

9.0
8.5
Top view through collar of Disposall GFC720N GE garbage disposal into chamber after testing, looking at layout of grinding components, highlighting swivel impellers, flywheel, and grater/grinder ring.
Top view through collar of Disposall GFC720N GE garbage disposal into chamber after testing, looking at layout of grinding components, highlighting swivel impellers, flywheel, and grater/grinder ring.
Inside view of GE Disposall GFC720N 3/4-hp garbage disposal, highlighting design of two-level grater/grinder ring, partially showing details of flywheel.
Inside view of GE Disposall GFC720N 3/4-hp garbage disposal after testing, highlighting design of impellers, partially showing details of flywheel and grater/grinder ring.
Top view through collar of InSinkErator Compact 3/4-hp garbage disposal into chamber after testing. Looking at layout of grinding components, showing swivel impellers, flywheel, and grater/grinder ring.
Top view through collar of InSinkErator Compact 3/4-hp garbage disposal into chamber after testing. Looking at layout of grinding components, showing swivel impellers, flywheel, and grater/grinder ring.
Inside view of Evolution Compact 3/4-hp garbage disposal, highlighting design of GrindShear grater ring by InSinkErator, partially showing details of flywheel.
Inside view of InSinkErator Evolution Compact 3/4-hp garbage disposal after testing, highlighting design of impellers, partially showing details of flywheel and grater/grinder ring.
Capacity
30.0 fl oz (887.2 ml)
32.0 fl oz (946.4 ml)
Verticality
6.8" (17.3 cm)
5.4" (13.7 cm)
Flywheel
4.4" (11.2 cm)
5.3" (13.3 cm)
Assembly Material
Stainless steel
Stainless steel
Layout
Strengthened
Strengthened

Motor

9.0
8.0
Horsepower
3/4
3/4
Speed
2700 RPM
1725 RPM
Real Speed
4544 RPM
1482 RPM
Voltage
115 V (60 Hz)
120 V (60 Hz)
Current
6 A
8.1 A
Wattage
690 W
972 W
Heat
n/a
N/A
Reverse
No
No

Power Cord

Bottom view of GE Disposall GFC720N 3/4-hp non-corded garbage disposal with two pre-cut electrical wires. Information sticker showing model number, serial number, rotational velocity, power ratings, etc.
Bottom view of InSinkErator Evolution Compact 3/4-hp with two pre-cut electrical wires and no power cord. (Unscrewed) cover plate and screw to the sides.
Length
NaN" (NaN cm)
NaN" (NaN cm)
Type
n/a
 n/a

Accessories

Standard outlet/discharge set for garbage disposals displayed on granite-looking top, including elbow pipe with rubber gasket, flange, and bolts.
Hose clamp and elbow discharge/outlet tube for garbage disposals displayed on granite-looking top.
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

9.0
10
GE Disposall GFC720N 3/4-HP Continuous Feed Garbage Disposer, with EZ Mount assembly on top and outlet/discharge set installed. Orange sticker on dishwasher outlet.
InSinkErator Evolution Compact 3/4 HP Continuous Feed Garbage Disposal, with 3-Bolt Mount assembly on top and outlet/discharge set installed.
Noise Reduction
Yes
Yes
Vibration Reduction
No
Yes

Usability

Overall Usability Scoring
7.8
8.2

Ease of Use

8.0
9.0

Installation

8.5
6.0

Smooth Operation

8.0
10

Unjam Mechanics

0.0
5.0
Bottom view of InSinkErator Evolution Compact disposal, showing jam buster wrench in manual unjam slot.
External
No
Yes
Auto Unjam
No
No

Behind the Comparison

Headshot of Be Nguyen
Be NguyenReviewer

Be Nguyen is a writer and product reviewer. Being naturally curious about technology and its real-world applications, Be spent several years in university studying engineering before joining the team at HealthyKitchen101 where he disassembles, tests, and rates household appliances.

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Lap VoTest Lead

Lap is Head of the Research, Testing, and Review Team (RTR Team) at HealthyKitchen101.com, where he directs and supervises the testing of kitchen gadgets and appliances.

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Nguyen NtkVisual Specialist

Nguyen Ntk is a graphic designer, photographer, and videographer whose philosophy centers around respecting and celebrating the beauty of reality. Through his lenses, Nguyen strives to capture the true essence of objects and events, showcasing and highlighting authentic features without distortion or exaggeration.

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