Looking for an ultrabook under $800

[Dropment]

I'm in need of a new ultrabook
Requirements:
15.6 inch
8th gen cpu
256gb ssd and a decent battery life
Im looking to spend under $800 and will be buying off of amazon

 

[Seaweed Monster]

I've picked out a few that meet your requirements, take a look:

Huawei Matebook D (Intel version) $799.00

• i5-8250u Quad core - 8th Gen
• 8GB DDR4
• 256GB SSD m.2
• 14" Full HD 1080p - 1920x1080
• NVIDIA GeForce MX150 2GB GDDR5 (more info) - Good for light gaming/light video & photo editing/light CAD
• From reviews it has a very good battery life, expect around 8.5/12 hours battery life
• 3.5lbs

ASUS ZenBook 13 ( UX331UA-AS51) $799.99

• i5-8250u Quad core - 8th Gen
• 8GB DDR4
• 256GB SSD m.2
• 13.3" Full HD 1080p - 1920x1080
• From reviews around 7-10 hours battery life
• 2.5lbs

Lenovo Yoga 720 2-in-1 $703.93

• i5-8250u Quad core - 8th Gen
• 8GB DDR4
• 256GB SSD m.2
• 13.3" Full HD 1080p - 1920x1080
• From reviews around 8 hours battery life
• 2.9lbs

EDIT: Sorry, I was a doughnut and misread your screen requirements. I would definitely still consider the others above, but I've added one more below:

ASUS VivoBook S (S510UA-DS71) $799.00

• i7-8550U Quad core - 8th Gen
• 8GB DDR4
• 128SSD + 1TB HDD
• 15.6" Full HD 1080p - 1920x1080
• Battery life around 5-6 hours
• 3.7lbs

EDIT: Another one, 14" but good hardware for the price:

ASUS VivoBook S (S410UN-NS74) $799.00

• i7-8550U Quad core - 8th Gen
• 8GB DDR4
• 256GB SSD
• 14" Full HD 1080p - 1920x1080
• NVIDIA GeForce MX150 2GB GDDR5 (more info)
• From review around 5 hours
• 3.2lbs