Dark Matter by Monoprice 27" 1080p 165Hz IPS LED Gaming Monitor

Choose the open-box model on these monitors' product pages to save up to $800 on your purchase — open-box prices start from $138. A 1-year Samsung warranty applies. Note that availability will vary by ZIP code. Shop Now at Samsung

Opt for an open-box model when you're shopping these gaming monitors (there's an option on the product pages) and you can save big — prices start from $349.99. The standard 1-year Samsung warranty applies. Note that availability will vary by ZIP code. Shop Now at Samsung

There are 44 models discounted with up to $350 off during the Dell Black Friday in July Sale. We've pictured the Dell 27 Plus 27" 1440p QHD Monitor for $210 ($50 off). Everything ships for free. Buy Now at Dell Technologies

Coupon code "AEUS32" lowers the price here to $61 less than you'd pay at Amazon. It ships for free from a US warehouse. Price may vary slightly by ZIP code. Buy Now at AliExpress

Use coupon code "USA15" to take 15% off a wide range of monitors, keyboards, cables, desks, and office supplies. We've pictured the Monoprice 49" Curved 32:9 1440p Gaming Monitor for $849.99 after code, a $150 savings. Shipping charges vary by order and ZIP. Shop Now at Monoprice