I would test the Flare as it incorporates LED lighting which my other bluetooth speakers do not have.
1.) Sound in various Locations (Living room, bedroom, bathroom, large barn, poolside)
2.) Sound quality by genre(1-6, 6 being high 1 being low) Hip-Hop, Country, Classical, EDM, Pop, Jazz, spoken word (YouTube)
3.) Music quality of each at minimum volume, mid and maximum volume.
3.) Bluetooth Range
4.) Battery life (at minimum, mid and maximum volume)
5.) Connectivity of devices (Laptop, Android cell phone, Apple iPhone, Apple iPad, Desktop)
6.) Platform of sound streaming (YouTube, Blu-Ray, Spotify, Pandora, AM/FM Radio, Sirius)
7.) Portability (weight dimensions)
8.) Charge Time from dead.
9.) Aesthetics (Subjective) in comparison to other speakers on the market.
10.) Waterproof test (direct spray, light spray, full submersion to rated level)
11.) Price comparison to what is currently available on the market.
All reviews would be posted to my YouTube channel, twitter, IG and Facebook. All feedback from friends and family would be re-directed to Anker.