The Archeer 320S bamboo front speaker has two 5W mid and high speakers and a 15W subwoofer for thumping bass. It is 247 x 80 x 128 mm and weighs 3.1 pounds.
It has a 4,400mAh battery for extending playing time. Even better, you can connect two speakers together using TWS (True Wireless Stereo) pairing. These speakers are the best I have tried in a long time.
The Nekteck NK-S1 is a 187 x 68 x 77mm speaker that weighs 1.4 pounds. The battery has a capacity of only 2,000mAh and will not play for longer than about six hours.
It has two 5W mid speakers and one 10W subwoofer. It has good bass sound for its small size. But it cannot be paired with another speaker.
The Photive M90 has a useful carrying handle. It is 279 x 89 x 152mm in size and weighs 2 pounds. It has a 5,000mAh battery which will keep the music playing for well over 10 hours.
The total sound output from the mids and the passive subwoofer is 20W. It delivers a good sound with a great bass line. It is water resistant too. It cannot be paired with another speaker.
The Willnorn Soundplus speaker is small at 142 x 53 x 43 and weights only 14.4 ounces. It has two 4W speakers and a passive subwoofer. It also has a mini SD card to play music directly from the speaker.
It does not have the bass range that the Archeer, Vava Voom, and Nekteck has. It cannot be paired with another speaker.
The DYJ Mini has two 10W acoustic drivers and a passive subwoofer. The 2,000mAh gives around 7 hours playtime. It weighs 1.2 pounds and is 155 x 79 x 89mm in size.
There is some distortion at high volumes and the bass could be better. It cannot be paired with another speaker.
The Vava Voom speaker has 2 x 5W drivers and a 10W subwoofer. It weighs 2.2 pounds and is 239 x 53 x 99mm. The bass is good with little distortion.
The battery is 6,700mAh which gives well over 10 hours playing time. It cannot be paired with another speaker.