If you are looking for quality speakers that you can use outside, then the Bose 151 and the Bose 251 are both good options to meet your need. Made by one of the leaders in the home speaker marketplace, these two models have a lot to offer.

To help you decide if the Bose 151 or the Bose 251 is right for you, we’ve compared the two outside speakers in the categories of features, audio, what’s included and dimensions.
Features

The Bose 151 and the Bose 251 are both a two speaker system designed to withstand the environmental challenges of using speakers outside.

Both have undergone environmental testing which has exposed the speakers to sunlight, heat, rain, ice, water and salt.

Because Bose understands you might not want to have your speakers take up valuable table space, both the Bose 151 and the Bose 251 come with weather-resistant brackets and hardware so that you can place your speakers on outdoor walls and know that all of the mechanics will be able to withstand the elements.

Audio

Both the Bose 151 and the Bose 251 have the same articulated array speaker display which means that the drivers are positioned to provide a large sound field, which is needed for outdoor listening.

The biggest difference between the Bose 151 and the Bose 251 is in the woofers. The Bose 151 has 3 drivers that measure 2.5 inches each while the Bose 251 has 2 5.25 inch drivers in each speaker.

The Bose 251 speakers boast a more powerful bass.

What’s Included

The Bose 151 comes with the 2 speakers as well as a number of pieces to mount the speakers themselves. These pieces include 2 mounting brackets, 2 bracket locking screws, 2 bracket to speaker screws, 4 wood screws, 2 lock washers, 4 ¼ inches lock washers and 4 wall anchors.

The Bose 251 comes with the 2 speakers as well as mounting hardware. This hardware includes 8 screws, 8 plastic anchors, 4 knobs, 2 brackets and self-adhesive rubber feet.

Bose also recommends purchasing speaker wire but this is not included in any of the purchases.

Dimensions

The Bose 151 speakers each measure 12.5 inches x 4.5 inches x 6 inches while the Bose 251 speakers each measure 13.5 inches x 5.8 inches x 8 inches.

Both the Bose 151 and the Bose 251 come in either black or white.

The Bose 151 can be mounted both vertically and horizontally while the Bose 251 can only be mounted vertically.