Audio Pro C5 MkII vs Marshall Stanmore II

Last updated: August 15, 2026

Short answer: the Audio Pro C5 MkII ranks #1 of 13 powered desktop speakers by sound quality at $300; the Marshall Stanmore II ranks #7 at $300. Close enough in price that the sound-quality gap is the deciding factor.

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

What the Marshall Stanmore II offers: Its documented strengths make it a credible option in this class. Watch for: Not very deep bass.

Buy the Audio Pro C5 MkII. It ranks higher for sound quality than the Marshall Stanmore II at the same price, so there is no real case for the other one.

Audio Pro C5 MkII vs Marshall Stanmore II

Specifications Side By Side

Audio Pro C5 MkII Marshall Stanmore II
Price$300$300
Ranked#1 of 13 in Medium Size Powered Desktop Speakers#7 of 13 in Medium Size Powered Desktop Speakers
Aux InputYesYes
Battery LifeNo BatteryNo Battery
InputsBluetooth, Wifi, RCABluetooth, RCA, Aux, Optical
IP RatingNoneNone
OutputsSubwoofer line out-
Party ModeYes (AirPlay 2 multi-room)No
Power InputAC Power cordAC Power brick
StereoPartiallyPartially (1 woofer)
Drivers4" woofer, 2x 0.75" tweeters5.25" woofer, 2x 2" midranges, 2x 0.75" Dome tweeters
TWSNoYes
Weight5.3 lbs / 2.4 kg10.3 lbs / 4.65 kg
WifiYesNo
Woofer Cabinetportedported
AppYesYes
Bluetooth Version4.25.0
Dimensions9.8" x 5.1" x 5.9" (250 x 130 x 150 mm)13.8" x 7.9" x 7.3" (350 x 200 x 185 mm)
EQYes (Bass/Treble)Yes (Bass/Treble)
Frequency Response50Hz - 20kHz (Manufacturer specified)50Hz - 20kHz (Manufacturer specified)
Streaming ServicesSpotify Connect, Tidal Connect, AirPlay 2, Google Cast-
Wifi VersionIEEE 802.11 b/g/n/ac (2.4/5GHz)-
Output Power41W (2x8W + 25W)80W (Woofer: 50W, Tweeters: 2x15W)
Bass Extension (-10dB)-55Hz
Power Bank-No
Bluetooth Codecs-SBC, aptX
Voice Assistants-Yes

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

The Two Speakers In Full

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

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Marshall Stanmore II: $300 Amazon

Marshall Stanmore II ranking card

Cons: Not very deep bass. No battery. No water rating.

AppYes
Aux InputYes
Bass Extension (-10dB)55Hz
Battery LifeNo Battery
Bluetooth CodecsSBC, aptX
Bluetooth Version5.0
Dimensions13.8" x 7.9" x 7.3" (350 x 200 x 185 mm)
Drivers5.25" woofer, 2x 2" midranges, 2x 0.75" Dome tweeters
EQYes (Bass/Treble)
Frequency Response50Hz - 20kHz (Manufacturer specified)
IP RatingNone
InputsBluetooth, RCA, Aux, Optical
Output Power80W (Woofer: 50W, Tweeters: 2x15W)
Party ModeNo
Power BankNo
Power InputAC Power brick
StereoPartially (1 woofer)
TWSYes
Voice AssistantsYes
Weight10.3 lbs / 4.65 kg
WifiNo
Woofer Cabinetported

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