Costway 0.7-Cubic Foot Retro Countertop Microwave Oven

As one of its daily deals, Lowe's discounts several GE microwaves, with prices starting from $299. Opt for pickup to avoid bulk delivery charges. Buy Now at Lowe's

Samsung for now still has its Bespoke 2.1-cu. ft. Over-the-Range Microwave for $374. That's $205 off and the lowest price we could find. Shipping is free. Buy Now at Samsung

Get this Mainstays countertop microwave at Walmart for $49 in three colors.  That's a $10 savings.  Shipping is free. Buy Now at Walmart

Best Buy's 4th of July sale is live, featuring a range of discounts sitewide (see below). My Best Buy members get free shipping. (It's free to join. Shipping is free for everyone over $35. Pickup may also be available.) Sale ends July 5. Offers include:

- Up to $400 off iPads and MacBooks

- 45% off appliances

- Up to 90% off Apple accessories and tech

- Up to $1000 off mirrorless cameras and projectors Shop Now at Best Buy

You can take up to 95% off clearance, open-box, and refurbished items in the Best Buy Outlet today. Open-box laptops start at just $62, open-box headphones at $89, and TVs are up to 50% off. Most will ship for free, and some may also be available for pickup. Shop Now at Best Buy

The price of open-box Android phones starts $41 and iPhones at $388 in the Best Buy Outlet. They're all brand-new but just won't ship in their original packaging. Warranty information is available on the individual product pages, and all products ship for free.  Buy Now at Best Buy

Best Buy's clearance and open-box laptop selection starts at $92. There are nearly 100 discounted builds in this section from Apple, Dell, HP, Lenovo, and other brands. Open-box units are products returned under Best Buy's return policy and are verified to work, though they won't ship in their original packaging. My Best Buy members get free shipping on all orders (it's free to join). Buy Now at Best Buy