Thank you for the extensive and thorough comment. It was highly informative.
What about this: what bag would be the best for 3 seasons? Though I do not have my gear yet, hear is a list of what I am thinking about using:
Shelter:
Tarptent Contrail- 27 oz
total- 1 lb, 11 oz
Sleep System:
Marmot Meteor Down Sleeping Bag (15 degrees F, 22 oz 700 fill down)- 39 oz
Thermarest NeoAir Xlite- 12 oz
Thermarest Small Down Pillow- 3 oz
Total- 41 oz; 2 lb, 12 oz
Cook Kit
Snow Peak Giga Power Manual Stove- 3.25 oz
Toaks 800 ml titanium pot- 4 oz
Toaks titanium spoon- .6 oz
Mini bic lighter- .25 oz
Total- 8.5 oz
Water
Sawyer Squeeze, bags and syringe- 3 oz
Smart water bottle (x2)- 1 oz
Evernew 2L hydration bladder- 1.5 oz
Evernew hydration bladder hose- 3.5 oz
Total- 9 oz
Utility
30 ft 750 lb paracord- 2 oz
Duct tape rolled around hotel card- 2 oz
Victorinox Hiker Knife- 2.5 oz
Suunto M3-G- 1.5 oz
Petzl Tikka Plus headlamp- 3 oz
Mini bic- .25 oz
Storm proof matches- 1.7 oz
Magnesium fire starter- .6 oz
Cotton balls- .5 oz
Total- 12 oz
Hygiene and First aid
Dr. Brauner's Soap- 2 oz
Hand Sanitizer- 1 oz
Sea to Summit Pocket Trowel- 3.5 oz
Small Pack Towel- .8 oz
Toilet Paper- 1.5 oz
Tooth brush and paste- 3 oz
First Aid Kit- 4 oz
Total- 1 lb
Spare Cloths
Marmot Mica Jacket- 7 oz
Marmot Essence Pant- 5 oz
Arctyrex Cerium Jacket- 8 oz
Arcyrex Delta LT Zipneck- 8 oz
Patagonia Capiline 2 T shirt- 4 oz
Patagonia Capiline 2 bottoms- 5 oz
Darn Tough Micro Crew Cushion- (2 oz? I'm not sure of the weight)
Total- 31 oz; 1 lb, 15 oz
Compression and Stuff Sacks- 9 oz (estimate)
Kindle, Phone, Books, ect- 1 lb
Total Base Weight Without Pack- 8 lb
Now that I've crunched the numbers, the gear I am looking at is actually pretty light. Any way, which pack would be good for this gear?