Shark Navigator Pet Plus NV251 VS. Shark Navigator NV356E

245 Air-Watts.

This device features a strong suction coupled with a huge dirt capacity which makes it suitable for professional commercial grade cleaning jobs.

It features a Brushroll Shutoff button so that you can easily switch between carpet and bare floor cleaning.

Its powerful motor rotates the Brushrolls at up-to 110,000 rpm. It also has a low and high speed setting.

This device comes with Pet-Upholstery-Tool that easily lifts pet hair and other ground-in dirt from carpeted stairs, upholstery and other surfaces. In fact, this vacuum-cleaner has been designed with pets in mind by combining dependable Shark suction with easily accessible tools to tackle stubborn pet hair.

This unit is corded and will provide longer run-times using a direct power supply.

It is a bit quiet compared to other vacuum-models. This unit is also ultra-quiet in hard-floor mode.

When you select carpet-mode, the Brushroll will spin faster in-order to deep-clean your carpets.

This device is very easy to clean and comes with washable filters for easy maintenance.

Lift-Away technology allows you to lift the canister away for easy cleaning in hard-to-reach areas. Additionally, this device features an extendable hose for up to 12-feet of total reach for vacuuming hard-to-access areas.

This vacuum-cleaner is also armed with swivel steering technology for excellent control when maneuvering around furniture.

Yes

The vacuum weighs less than 16-lbs which makes it lightweight, portable and easy maneuverability.

With Lift-Away technology, you will be capable of lifting the canister away for easy handheld-held cleaning of hard-to-reach areas.

It uses 1150-watts of power coupled with a powerful motor that never loses suction.

The dust cup holds 3-liters (2.8 dry-quarts) to the max fill line. So, this 3XL dust-cup-capacity allows for long cleaning sessions with fewer interruptions to empty.

Anti-Allergen Complete Seal Technology and a HEPA-filter trap dust and allergens inside the vacuum in-order to keep germs out of the air you breathe.

2 power-modes of: (Bare-floor-mode & Carpet-mode).

Pet Multi-Tool & Crevice Tool.

It is produced with a combination of durable plastics, like ABS and PP along with some metal and rubber components for optimum-quality.

It is a bit pricey although it’s worth the price-tag.

• 3XL-Capacity Dust Cup. • 12 Feet of Extended Reach. • Swivel Steering Technology. • Lightweight at only 16-lbs. • Designed with pets in mind. • Anti-Allergen Complete Seal. • Easy maneuverability and portable. • HEPA-filter traps over 99.9% of allergens. • Lift-Away technology for Above-Floor Cleaning. • Brushroll shutoff button for gentle floor cleaning.

 It is not cordless.  It lacks LED-headlights.