JBL Authentics 200 vs Marshall Acton III

Last updated: August 15, 2026

Short answer: the JBL Authentics 200 for better sound quality, the Marshall Acton III for the lower price. The JBL Authentics 200 ranks #3 of 13 powered desktop speakers at $380. The Marshall Acton III ranks #9 at $227.44, $152.56 cheaper.

What the JBL Authentics 200 offers: Its documented strengths make it a credible option in this class. Watch for: Bass not as deep as others.

What the Marshall Acton III offers: Its documented strengths make it a credible option in this class. Watch for: Not as deep bass as competitors.

Buy the JBL Authentics 200 if sound quality matters more than the price. Buy the Marshall Acton III if the price matters more than sound quality.

JBL Authentics 200 vs Marshall Acton III

Specifications Side By Side

JBL Authentics 200 Marshall Acton III
Price$380$227.44
Ranked#3 of 13 in Medium Size Powered Desktop Speakers#9 of 13 in Medium Size Powered Desktop Speakers
AppYesYes
Battery LifeNo BatteryNo Battery
EQYesYes (Bass/Treble)
InputsBluetooth, Wifi, Aux, USB (US only)Bluetooth, Aux
IP RatingNoneNone
Party ModeYes (Wi-Fi multi-room)No
StereoPartially (1 woofer)Partially (1 woofer)
Drivers5" full-range woofer, 2x 25mm tweeters4" (midrange/woofer), 1x 4" midrange, 2x 0.75" Dome tweeters
TWSNoNo
Weight9.3 lbs / 4.2 kg6.3 lbs / 2.85 kg
WifiYesNo
Woofer Cabinetportedported
Bass Extension (-10dB)~50Hz-
Bluetooth CodecsSBCSBC
Bluetooth Version5.35.2
Dimensions10.5" x 6.8" x 6.6" (266.3 x 171.7 x 167.4 mm)10.2" x 6.7" x 5.9" (260 x 170 x 150 mm)
Frequency Response50Hz - 20kHz (-6dB) (Manufacturer specified)45Hz - 20kHz (Manufacturer specified)
Passive Radiator6" down-firing-
Power InputAC Power Cable (100-240V)-
Streaming ServicesAirPlay, Chromecast, Spotify Connect, Alexa MRM-
Voice AssistantsAmazon Alexa & Google Assistant (simultaneous)-
Wifi VersionIEEE 802.11 a/b/g/n/ac/ax (2.4GHz/5GHz)-
Output Power90W60W (Woofer: 30W, Tweeters: 2x15W)
Aux Input-Yes
Power Bank-No

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The Two Speakers In Full

JBL Authentics 200: $380 Amazon

JBL Authentics 200 ranking card

Cons: Bass not as deep as others. No TWS. No IP rating. Not as loud as others. Not much battery life.

AppYes
Bass Extension (-10dB)~50Hz
Battery LifeNo Battery
Bluetooth CodecsSBC
Bluetooth Version5.3
Dimensions10.5" x 6.8" x 6.6" (266.3 x 171.7 x 167.4 mm)
Drivers5" full-range woofer, 2x 25mm tweeters
EQYes
Frequency Response50Hz - 20kHz (-6dB) (Manufacturer specified)
IP RatingNone
InputsBluetooth, Wifi, Aux, USB (US only)
Output Power90W
Party ModeYes (Wi-Fi multi-room)
Passive Radiator6" down-firing
Power InputAC Power Cable (100-240V)
StereoPartially (1 woofer)
Streaming ServicesAirPlay, Chromecast, Spotify Connect, Alexa MRM
TWSNo
Voice AssistantsAmazon Alexa & Google Assistant (simultaneous)
Weight9.3 lbs / 4.2 kg
WifiYes
Wifi VersionIEEE 802.11 a/b/g/n/ac/ax (2.4GHz/5GHz)
Woofer Cabinetported

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Marshall Acton III: $227.44 Amazon

Marshall Acton III ranking card

Cons: Not as deep bass as competitors.

AppYes
Aux InputYes
Battery LifeNo Battery
Bluetooth CodecsSBC
Bluetooth Version5.2
Dimensions10.2" x 6.7" x 5.9" (260 x 170 x 150 mm)
Drivers4" (midrange/woofer), 1x 4" midrange, 2x 0.75" Dome tweeters
EQYes (Bass/Treble)
Frequency Response45Hz - 20kHz (Manufacturer specified)
IP RatingNone
InputsBluetooth, Aux
Output Power60W (Woofer: 30W, Tweeters: 2x15W)
Party ModeNo
Power BankNo
StereoPartially (1 woofer)
TWSNo
Weight6.3 lbs / 2.85 kg
WifiNo
Woofer Cabinetported

As an eBay Partner, we may be compensated if you make a purchase.