Samsung Jet 90 - ServiceDig

Airflow (CFM)
31 CFM
Brush-roll removal/access for cleaning
button that allows tool-free removal of the brush from the head
Cleaning performance on carpet
going from 329 grams empty to 413 grams is 84 grams
Cleaning performance on hard floors
making very clean work of picking up the rice and Cheerios
Cordless convenience
cordless vacuum cleaners are incredibly convenient
Filter washability
pre-filter can be washed
Fine-dust capture
rest of the vacuums did a terrific job of picking up the flower while actually cleaning the air
Large-debris pick-up
perfect score ... picked up everything on the first back and forth pass
Suction-power feel (real-world)
all the way up to 115 before the machine throttled back

Attachment variety & compatibility
comes with a combination tool, extension crevice tool, soft action brush, turbo action brush and mini motorized tool
Weight
6.2 pounds

Battery runtime / Charging time
just over nine and a half minutes
Hair-wrap prevention / anti-tangle tech
quite a bit of hair wrapped around the brush
Noise level
pretty loud at 85.1 decibels

Attachment variety & compatibility
all three models include a mini motorized tool
Battery runtime / Charging time
pulled up the rear but still had respectably long run times in the 43 to 56 minute range
Button/switch placement
samsung vacuums all use button controls
Charging dock stability
a freestanding charging base
Cleaning performance on carpet
received an excellent cleaning score of 98
Extension-wand reach & adjustability
the samsung jet 90 includes a telescoping one
Noise level
the samsung jet 90 was the second most quiet vacuum
Replaceable-battery convenience
they all include clickable batteries
Suction power (air watts)
200 watts of suction
User interface/display clarity
a digital display that shows the suction mode and other information