Shark Rocket is a slim upright that can also be turned into a hand vac, whereas the Shark Rotator Pro Lift Away is a 3 in 1 vacuum, it can be an upright, a canister, or a portable lift away vacuum.

Shark Rocket vs Shark Rotator Pro Lift Away

	Shark Rocket	Shark Rotator Pro Lift Away
Design	Upright / Handheld	Upright / Canister / Lift Away Pod
Power Source	Corded	Corded
Cord Length	From 27 feet to 32 feet, depends on the model you buy, HV300 = 27', HV301 = 30', HV302 = 30', HV302Q = 30', HV300W = 32'	30 feet
Auto Cord Rewind	No	No
Technical Specifications	120V., 60Hz, 500 Watts, 4.2 Amps	120V., 60Hz, 1200 Watts, 10 Amps
Motorized Brush	Yes	Yes
Brush On/off	Yes	Yes
Bagged or Bagless	Bagless	Bagless
Dust Bin Capacity	0.472 dry quarts	1.3 dry quarts to the fill line and 3.1 dry quarts of real usable capacity
Suction Control	No	Yes allows you to regulate the suction to vacuum from carpets to delicate fabrics
Weight	under 8 pounds	Full upright weighs 15.5 lbs, Lift-Away pod weighs 8.4 lbs.
Dimensions	46" x 9.8" x 10.5" (H x W x D)	45.7" x 13.4" x 12.2"
Filtration	Washable filters No HEPA filter	Anti-Allergen Complete Seal Technology with HEPA filter traps over 99.99% of allergens and dust, makes your indoor air cleaner
Wall Mount	Yes	NA
Headlights	No	Yes Features LED headlights that can illuminate dark spots to help you do a thorough clean.
Swivel Steering	Yes	Yes
Manual Height Adjustment	No	No No height adjustment for brush roller
Color	Orange and Blue	White and Red
Warranty	5 year	5 year
Manual	Shark Rocket Manual Download Link from Official Site	Download Shark Rotator Pro Lift Away Manual from Official Site

If you want a vacuum with HEPA filtration, headlights, and suction control, then Shark Rotator Pro Lift Away is a better choice; if you have small space and need a compact and light upright that can be stored neatly, you could consider the Shark Rocket.

The Shark Rocket can works as an upright or like a handheld while the Shark Navigator Lift Away can be used as an upright or a portable canister vacuum cleaner.
The Navigator Lift Away features Anti-Allergen Complete Seal Technology and HEPA filtration that help improve your indoor air quality. And it also has the suction control function for different cleaning needs. While the Shark Rocket does not feature these.
But the Shark Rocket is more compact, and comes with wall mount for easy and compact storage.

Here are some other difference between Shark Rocket and Lift Away:

Shark Rocket vs Shark Navigator Lift Away

	Shark Rocket	Shark Navigator Lift Away
Design	Upright / Handheld	Upright / Lift Away Canister
Power Source	Corded	Corded
Cord Length	From 27 feet to 32 feet, depends on the model you buy, HV300 = 27', HV301 = 30', HV302 = 30', HV302Q = 30', HV300W = 32'	25 - 30 feet depends on the model you purchase
Technical Specifications	120V., 60Hz, 500 Watts, 4.2 Amps	120V., 60Hz, 1200 Watts, 10 Amps
Bagged or Bagless	Bagless	Bagless
Dust Bin Capacity	0.472 dry quarts smaller than the Navigator Lift Away	1.2 dry quarts to the fill line and 3.0 dry quarts real usable capacity
Brushroll Speeds	2 speeds, slow and high speeds for cleaning different surfaces	one speed
Suction Control	No no control to regulate the suction.	Yes allows you to turn down the airflow when a light suction is needed.
Weight	under 8 pounds	Full unit weighs 12.5 lb, the canister alone is 7.5 lb.
Dimensions	46" x 9.8" x 10.5" (H x W x D)	45.2” x 11.4” x 12.4”
HEPA Filter	No	Yes HEPA and Anti-Allergen Complete Seal Technology Traps 99.99% of Dust
Wall Mount	Yes	NA
Headlights	No	No
Swivel Steering	Yes	Yes
Manual Height Adjustment	No no way to adjust the height of the vac manually to match carpet's/rug's pile height.	No No height adjustment for brush roller
Color	Orange and Blue	Lavender
Cost	Shark Navigator Lift Away is cheaper than the Shark Rocket.
Warranty	5 year	5 year
Manual	Shark Rocket Manual Download Link from Official Site	Download Shark Navigator Lift Away Manual from Official Site