Shark DuoClean NV771 VS. Shark Rotator TruePet NV752

300 Air-Watts.

This unit can be used commercially since it’s very powerful and provides consistent power because it’s corded.

The fingertip controls allow for quick transition between hard-floor and carpet-mode cleaning.

Spins up to 125,000 rpm.

The Mini Motorized Brush and Pet-Multi Tool can be used for ultimate pet-hair cleaning for all surfaces.

It is corded and will provide longer run-times using direct power.

It emits about 73.9dB of sound which makes it a bit quiet compared to other vacuum-models. This device is also pretty quiet in hard-floor mode.

The "Thick Carpet/Area Rug" setting is the best setting for deep-cleaning high-pile and thick carpets.

It’s easy to clean and comes with washable filters for easy maintenance.

The full-sized Powered Lift-Away A canister detaches to deep clean hard-to-reach areas. Additionally, the Above-Floor Mode provides premium above-floor cleaning capability.

The Advanced Dynamic Swivel Steering cleaner-head provides excellent control when maneuvering around furniture and other obstacles that may stand in your way.

Yes

This device is only 16.7-lbs which make it lightweight and easy to move when cleaning.

It has an instant-release wand that turns it into a handheld device for cleaning up-high or under furniture.

The motor provides uses 1150-watts of power & this device has a stronger motor.

3.3-quart dust bin capacity (Large dirt capacity).

Anti-Allergen Complete Seal Technology + a HEPA filter Traps 99% of dust and allergens inside the vacuum.

It features LED Lights on the floor nozzle & handle-head. This means that you will be able to navigate dark corners and under furniture with LED lights on.

3 power-settings for (high-pile carpet, low-pile carpet and bare-floor).

Upholstery Tool, TruePet Mini Motorized Brush & Crevice Tool.

This device is made of durable ABS and PP plastics coupled with some metal and rubber components.

This unit is affordable.

• Maneuvers easily with dynamic swivel steering. • Hard Floor Hero picks up surface litter and stuck-on debris. • TruePet Motorized Brush and Pet-Multi Tool for ultimate pet hair cleaning. • Lift-Away canister detaches to deep-clean hard-to-reach areas. • Above-Floor Mode provides premium above-floor cleaning capability. • Powered Lift-Away Mode extends the reach of the motorized cleaner head. • Anti-Allergen Complete Seal Technology & HEPA-filter Traps 99% of dust and allergens. • LED lights on the handle and nozzle allow for navigating in dark-corners & under furniture. • fingertip controls allow for switching effortlessly from carpets to bare floor cleaning.

 This unit is not cordless.  It is heavy because of the long cord.