I'm trying to decide between the MH Xenon, MH Pinnacle, and Arc'teryx Beta AR.I am an avid backpacker/mountaineer want something very durable and waterproof all while light and comfortable.

Tech Specs:

Material:

Gore-Tex Performance Shell 

Waterproof Rating:

Guaranteed 

Breathable Rating:

Guaranteed 

Core Venting:

Underarm zips 

Pockets:

2 Hand, 1 inner zip 

Seam Taped:

Welded seams with critical micro-taping 

Powder Skirt:

No 

Hood:

Yes, stowable 

Zip-in Compatibility:

No 

Weight:

1lb 3oz (539g) 

Recommended Use:

Alpine climbing, mountaineering, backcountry skiing 

Manufacturer Warranty:

Lifetime 

Country of Origin:

China