Between the Authentics 500 and Era 300, the Authentics 500 comes out ahead in output, while the Era 300 wins on matter / thread. Overall, the Authentics 500 scores 83 and the Era 300 scores 35 on our Mars Score.
Which should you buy?
The Authentics 500 is the clear pick on raw spec strength, leading by 48.0 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the Authentics 500 if you care most about output. The biggest gaps in its favor are output.
Pick the Era 300 if you care most about matter / thread. Its strongest claims are matter / thread.
Both ship with comparable dolby atmos, so those specs don't separate the two — focus on the differences below.
Bottom line: the Authentics 500 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why JBL - Authentics 500 wins
- ▲Output: 270 W vs 0 W.
Why Sonos - Era 300 wins
- ▲Has Matter / Thread.
Spec comparison
Audio
| Spec | JBL - Authentics 500 | Sonos - Era 300 |
|---|---|---|
| Output | 270 Wlead | 0 W |
| Stereo pairing | true | true |
| Dolby Atmosⓘ | true | true |
Assistant & Smart Home
| Spec | JBL - Authentics 500 | Sonos - Era 300 |
|---|---|---|
| Voice assistant | Alexa,Google Assistant | Alexa,Sonos Voice |
| Matter / Thread | false | truelead |
| Zigbee hub | false | false |
Frequently asked
Spec-level deep dives
More from the same brands
vsMars is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. Learn more.