Marshall Acton II vs Audio Pro C5 MkII

Last updated: August 15, 2026

Short answer: the Audio Pro C5 MkII for better sound quality, the Marshall Acton II for the lower price. The Audio Pro C5 MkII ranks #1 of 13 powered desktop speakers at $300. The Marshall Acton II ranks #10 at $195.60, $104.40 cheaper.

What the Marshall Acton II offers: Its documented strengths make it a credible option in this class. Watch for: Boosted upper bass, not as deep bass as competitors.

What the Audio Pro C5 MkII offers: Pretty neutral sound. Watch for: No battery

Buy the Marshall Acton II if the price matters more than sound quality. Buy the Audio Pro C5 MkII if sound quality matters more than the price.

If sound quality matters at all to you, skip the Marshall Acton II. It ranks near the bottom of the 13 powered desktop speakers, so look higher up the list instead.

Marshall Acton II vs Audio Pro C5 MkII

Specifications Side By Side

Marshall Acton II Audio Pro C5 MkII
Price$195.60$300
Ranked#10 of 13 in Medium Size Powered Desktop Speakers#1 of 13 in Medium Size Powered Desktop Speakers
Aux InputYesYes
Bass Extension (-10dB)56Hz-
Battery LifeNo BatteryNo Battery
IP RatingNoneNone
Power BankNo-
StereoPartially (1 woofer)Partially
Weight6.4 lbs / 2.9 kg5.3 lbs / 2.4 kg
AppYesYes
Bluetooth CodecsSBC, aptX-
Bluetooth Version5.04.2
Dimensions10.2" x 6" x 5.9" (260 x 153 x 150 mm)9.8" x 5.1" x 5.9" (250 x 130 x 150 mm)
EQYes (Bass/Treble)Yes (Bass/Treble)
Frequency Response50Hz - 20kHz (Manufacturer specified)50Hz - 20kHz (Manufacturer specified)
InputsBluetooth, AuxBluetooth, Wifi, RCA
Drivers4" (midrange/woofer), 1x 4" midrange, 2x 0.75" Dome tweeters4" woofer, 2x 0.75" tweeters
Party ModeNoYes (AirPlay 2 multi-room)
TWSNoNo
Voice AssistantsYes-
WifiNoYes
Woofer Cabinetportedported
Output Power50W (Woofer: 25W, Tweeters: 2x12.5W)41W (2x8W + 25W)
Outputs-Subwoofer line out
Power Input-AC Power cord
Streaming Services-Spotify Connect, Tidal Connect, AirPlay 2, Google Cast
Wifi Version-IEEE 802.11 b/g/n/ac (2.4/5GHz)

More useful head-to-heads from the same speaker class:

The Two Speakers In Full

Marshall Acton II: $195.60 Amazon

Marshall Acton II ranking card

Cons: Boosted upper bass, not as deep bass as competitors. Boosted highs. Sounds mushy.

AppYes
Aux InputYes
Bass Extension (-10dB)56Hz
Battery LifeNo Battery
Bluetooth CodecsSBC, aptX
Bluetooth Version5.0
Dimensions10.2" x 6" x 5.9" (260 x 153 x 150 mm)
Drivers4" (midrange/woofer), 1x 4" midrange, 2x 0.75" Dome tweeters
EQYes (Bass/Treble)
Frequency Response50Hz - 20kHz (Manufacturer specified)
IP RatingNone
InputsBluetooth, Aux
Output Power50W (Woofer: 25W, Tweeters: 2x12.5W)
Party ModeNo
Power BankNo
StereoPartially (1 woofer)
TWSNo
Voice AssistantsYes
Weight6.4 lbs / 2.9 kg
WifiNo
Woofer Cabinetported

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Audio Pro C5 MkII: $300 Amazon

Audio Pro C5 MkII ranking card

Pros: Pretty neutral sound. Wifi

Cons: No battery

AppYes
Aux InputYes
Battery LifeNo Battery
Bluetooth Version4.2
Dimensions9.8" x 5.1" x 5.9" (250 x 130 x 150 mm)
Drivers4" woofer, 2x 0.75" tweeters
EQYes (Bass/Treble)
Frequency Response50Hz - 20kHz (Manufacturer specified)
IP RatingNone
InputsBluetooth, Wifi, RCA
Output Power41W (2x8W + 25W)
OutputsSubwoofer line out
Party ModeYes (AirPlay 2 multi-room)
Power InputAC Power cord
StereoPartially
Streaming ServicesSpotify Connect, Tidal Connect, AirPlay 2, Google Cast
TWSNo
Weight5.3 lbs / 2.4 kg
WifiYes
Wifi VersionIEEE 802.11 b/g/n/ac (2.4/5GHz)
Woofer Cabinetported

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