I'm trying to decide between the Mountain Hardwear Koa 35 and the Lowe Alpine Mountain Attack Pro 45+10 -2700 cu in. I need it for weekend trips, plus overnight hikes and mountain biking. I also snowshoe and cross country ski in the winter. I'm not sure which one is best for me.

Tech Specs:

Material:

210D Ripstop nylon, 420D HT nylon 

Volume:

[S] 2000cu in (33L); [M] 2150cu in (35L); [L] 2450cu in (40L) 

Suspension:

Alloy shaping rod, HDPE frame sheet 

Waist-belt:

Yes 

Hydration Compatible:

Yes 

Rain Cover:

No 

Access Types:

Roll-top, side 

Pockets:

[External] 2 side, 2 hip belt, 1 side, 1 front; [Internal] 1 hydration 

Snowboard Carry:

No 

Ski Carry:

No 

Gear Loops:

None 

Ice Axe Loops:

1 

Shovel Pocket:

No 

Weight:

[S] 2lb 15oz (1.3kg); [M] 3lb 2oz (1.4kg); [L] 3lb 5oz (1.5kg) 

Recommended Use:

Hiking, backpacking, climbing 

Manufacturer Warranty:

Lifetime