SPD is often comorbid with ASDs, that's why they seem so similar. SPD is not an ASD in itself, its just a separate label given to sensory problems that often goes with ASDs.
That quiz was not really a quiz, I have top copy/paste,but here you go:
__5 __ bothered by clothes; certain materials, tags, seams, pantyhose, ties, belts, turtlenecks, have to wear shorts, skirts, or pants exclusively, etc.
__5__ bothered by "light touch"; someone lightly touching/rubbing your hand, face, leg or back
__? __ excessively ticklish
__ 4__ distressed by others touching you; would rather be the "toucher" than the "touchee", difficulty "snuggling" with your partner
__ 5__ have to fidget and "fiddle" with things all the time; change in your pocket, your keys, a pen/pencil, paper clip, rubber band, ANYTHING within reach
__5 __ often touching and twisting your own hair
__ 3__ very sensitive to pain, especially as compared to others
__ 0__ don't seem to notice pain; get shots/cuts/bruises and hardly feel a thing
__0 __ dislike the feeling of showers or getting splashed
__4__ difficulty going to the beach; the sand blowing on your skin or getting on your body
__4 __ avoid touching anything "messy"; if you do, you have to go wash your hands right away and/or only touch it with your fingertips
__5 __ can not wear new or "stiff" clothes that have not been washed or soaked in fabric softener
__ 5__ hate to be barefoot or hate to wear shoes and/or socks
__0 __ frequently get car sick, air sick, motion sick
__ 4__ a thrill seeker;
loves fast and/or dangerous rides, leisure activities, and sports
__ 1__ difficulty riding on elevators, escalators, or moving sidewalks
__ 0__ avoid amusement park rides that spin or go upside down
__ 5__ seek out fast, spinning, and/or upside down carnival rides
__5 __ will often rock or sway body back and forth while seated or standing still
__ 3__ frequently tips chair on back two legs
__3 __ restless when sitting through a lecture, presentation, or movie
__3 __ constantly chews on ends of pens and pencils
__1 __ smokes cigarettes
__ 2__ difficulty eating foods with mixed textures, or one particular texture
__3 __ prefer foods with very strong tastes and flavors
__0 __ prefer very bland foods, dislike anything spicy
__ 0__ has a diagnosed eating disorder or has major eating "sensitivities"
__5 __ constantly biting nails or fingers
__5 __ bites lips or inside of cheeks
__ 5__ frequently shake your leg while sitting or falling asleep
__ 5__ love to sleep with multiple or heavy blankets on top of you
__ ?__ seek out crashing and "squishing" activities
__ 5__ cracks knuckles often
__ 1__ loves crunchy foods (popcorn, carrots, chips, nuts, pretzels, etc.)
__0 __ frequently have gum or hard candy in your mouth
__ 0__ has an "endless" supply of air fresheners, scented candles, odor masking sprays, etc.
__5 __ becomes nauseated or gags from certain cooking, cleaning, perfume, public restroom, or bodily odors
__ 0__ identifies objects by smell, have to smell everything, judge whether you like something or someone by smell
__ 5__ becomes overstimulated / overaroused when people come to the house or in crowded places
__5 __ very high or very low energy level
__5 __ avoids crowds and plans errands at times when there will be fewer people
__1 __ overly exited/aroused in group settings
__4 __ hides or disappears when guests come over
__0 __ substance abuse
__0 __ drinks excessive amounts of coffee or caffeinated beverages
__ 4__ notice and bothered by noises other people do not seem bothered by... clocks, refrigerators, fans, people talking, outdoor construction, etc.
__ 5__ sensitive to loud sounds or commotion
__5 __ easily distracted by auditory or visual stimuli
__ 5__ can not attend certain public events or places due to excessive noise
SENSORY DISCRIMINATION:
__2 __ can't identify objects by feel if your eyes are closed
__ 1__ difficulty finding things in your purse or pocket without looking
__0 __ don't seem to notice if your hands or face are dirty
__ 3__ bothered by hands or face being dirty
__5 __
loves to touch and be touched, has to touch everything
__0 __ have a hard time feeling where a bug has bitten you or whether you are being bitten
__0 __ difficulty heating food to the correct temperature, feeling if it is too hot or too cold
__5 __ difficulty locating items in a cupboard, drawer, in your closet, or on a grocery shelf
__ 2__ difficulty with recognizing/interpreting/following traffic signs
__4 __ difficulty judging distances about where your car is in relation to other cars, in parking spaces, or near a curb (fail miserably at parallel parking!!)
I can actually can parallel park though, if I have to... between cones, anyway, lol
__4 __ difficulty merging into oncoming traffic on road, rotary, or highway
__ 1__ get disoriented and/or lost easily in stores, buildings, hiking, etc.
__ 0__ can't sleep if room isn't completely dark
__ 2__ fearful of heights
__5 __ difficulty concentrating on or watching a movie/tv show when there is background noise or distractions
__ 5__ difficulty remembering or understanding what is said to you
__ 5__ difficulty following directions if given two or three at one time
__ 5__ can not complete concentrated tasks if noises present
__ 5__ sensitive, or over reacts, to sirens, dogs barking, vaccuum cleaners, blenders, or other sudden/loud sounds
__ 2__ talks too loud or too soft
__ 1__ lethargic, hard to get going, appears "lazy" and unmotivated
__ 5_ become engrossed in one single activity for a long time and seems to tune out the rest of their environment
__ 5__ spend hours at a time on fantasy or video games and activities
__ 3__ great difficulty settling body down for sleep or waking up in the morning (did you even hear the alarm that has been going off for 15 minutes?)
__ ?__ has difficulty licking an ice cream cone neatly
__ 1__ difficulty with speech and annunciation
__ 5__ bumps into things frequently
__ 0__ often pushes too hard on objects, accidentally breaking them
__ 2__ difficulty judging how much pressure to apply when doing tasks or picking something up
__ 0__ difficulty identifying which key on your ring belongs to what
__ 2__ numbers and letters often reversed or backwards
__ 0__ difficulty telling time on an analogue clock
Used to when I was younger though..
__ 4__ difficulty reading and understanding a map, bus schedule, directions
__ 5__ difficulty organizing and grouping things by categories, similarities, and/or differences
__ 0__ can't seem to find words in word search puzzles
__ 0__ unable to identify foods that have gone bad by smell
__ 0__ difficulty being able to smell dangerous smells, i.e., smoke, noxious/hazardous solvents
__ 0__ difficulty being able to smell when something is burning on the stove or in the oven
__ 0__ difficulty distinguishing different tastes and/or flavors of food and/or drink items
SENSORY-BASED MOTOR SKILLS:
__ 0__ difficulty learning to ride a bike or other "moving" equipment
__3 __ clumsy, uncoordinated, and accident prone
__ 3__ difficulty walking on uneven surfaces
__ 3__ difficulty with fine motor tasks such as buttoning, zipping, tying, knitting, sewing, playing games with small parts, closing zip loc bags
__ 5__ confuses right and left sides
__ 5__ prefers sedentary tasks, avoiding sports or physical activities
__ 5__ difficulty with handwriting;
hard to read, takes a long time to write
__5 __ frequently bumps into people and things
__ 4__ easily fatigued with physical tasks
__ 4__ frequently misses when putting objects on a table
__ 0__ messy eater, difficulty with eating utensils, spills and drops food
__4 __ knocks drinks or other things over when reaching for them
Mostly when rushing
__3 __ frequently drops items
__ 2__ has to talk self through tasks
__ _4_ hums or vocalizes while concentrating on a task
__ 5__ significant difficulty learning to tie a tie
I still can't tie a tie...

Took me until was like 8 to learn to tie my shoes...
__ 3__ difficulty with motor tasks requiring several steps
__ 5__ difficulty lining up numbers correctly for math problems and/or balancing a checkbook
__ 4__ difficulty learning new motor tasks...a new dance, sport or exercise activity, how to drive
__ 3__ lose balance frequently
__ 5__ significant difficulty learning to type the "proper" way
SOCIAL / EMOTIONAL:
__5 __ dislikes changes in plans or routines, needs structure
__ 1__ may be described as "stubborn", "defiant", or "uncooperative"
__ 0__ cries easily, over things others usually don't, very "emotional" and "sensitive"
__ 2__ can't seem to finish anything
__ 3__ difficulty making decisions
__ 0__ rigid and controlling
__ 5__ prefers solitary activities, avoids groups
__ 3__ impatient and/or impulsive
__ 5__ difficulty with social cues and non verbal language
__ 0__ difficulty with authority figures
__ 5__ trouble relating to and socializing with peers and colleagues
__ 0__ a "sore loser"
Only if the winner is a "sore winner"
__ 4__ strong feelings of anger or rage
__ 4__ easily frustrated
__ 5_ needs sameness and routines; needs to know what to expect
__ 4__ have panic or anxiety attacks
__ 4__ plagued by fears and/or phobias
__ 4__ OCD-type qualities; can't let foods touch each other on your plate, have to wear clothes a certain way, will only do ____, repetitively does ____, can not do _____ without doing _____, has to have ____ like ____
__ 5__ distractible and unorganized
__ 5__ hates surprises
__ 5__ difficulty seeking out and maintaining relationships
__ 5__ avoids eye contact
Internal Regulation:
__3 __ difficulty falling asleep or getting on a sleep schedule
__ 3__ heart rate speeds up, and won't slow down when at rest, or won't speed up for tasks that require a higher heart rate
__ ?__ respiration too fast or slow for the appropriate state of arousal
__ ?__ over or under sensitivity to bowel and bladder sensations
__0 __ over or under sensitivity to the sensation of hunger/appetite
__ ?__ irregular, inconsistent bowel, bladder and appetite sensations
__ 3__ difficulty with temperature regulation of body