Audio Pro C5 MkII vs Marshall Stanmore II

Last updated: September 29, 2026

Short answer: the Audio Pro C5 MkII. It ranks #1 of 19 powered desktop speakers by sound quality, rated 4.5/5, at $300; the Marshall Stanmore II ranks #10, rated 3.7/5, at $300. The price gap is small enough that the sound-quality ranking should decide it.

Audio Pro C5 MkII vs Marshall Stanmore II

What the Audio Pro C5 MkII does well: At 2.4 kg, Audio Pro C5 MkII combines 4” woofer, 2x 0.75” tweeters with Bluetooth, Wifi, RCA. Watch for: Bass is limited by its 50Hz to 20kHz (Manufacturer specified) specification.

Why pick the Marshall Stanmore II: Marshall Stanmore II uses 5.25” woofer, 2x 2” midranges, 2x 0.75” Dome tweeters. The catch: Bass is limited by its 55Hz specification.

One note: the Marshall Stanmore II is no longer in production and isn’t widely stocked new anymore.

Buy the Audio Pro C5 MkII. It is rated higher for sound quality than the Marshall Stanmore II at the same price, so only choose the other one for a particular feature it does better.

Looking for alternatives? See the complete Powered Home rankings.

Specifications Side By Side

Audio Pro C5 MkII Marshall Stanmore II
Price$300 each$300 each Discontinued
Ranked#1 of 19 in Medium Size Powered Desktop Speakers#10 of 19 in Medium Size Powered Desktop Speakers
Aux InputNoYes
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 kg)10.3 lbs (4.65 kg)
Wi-FiYes (IEEE 802.11 b/g/n/ac (2.4/5GHz))No
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-
Amplifier Power41W (2x8W + 25W)80W (Woofer: 50W, Tweeters: 2x15W)
Subwoofer OutputYes-
XLR InputNoNo
RCA InputYesYes
TRS InputNoNo
Optical InputNoYes
Coaxial InputNoNo
USB InputNoNo
HDMI InputNoNo
AES InputNoNo
BluetoothYes, 4.2Yes
Bass Extension (-10dB)-55Hz
Power Bank-No
Bluetooth Codecs-SBC, aptX
Voice Assistants-None

More worthwhile head-to-heads for Audio Pro C5 MkII:

Prices on this page were last checked September 30, 2026 at 2:57 PM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.

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The Two Speakers In Full

Audio Pro C5 MkII: $300 each Amazon eBay

Audio Pro C5 MkII ranking card

Pros: At 2.4 kg, Audio Pro C5 MkII combines 4” woofer, 2x 0.75” tweeters with Bluetooth, Wifi, RCA. Ac-powered operation and limited-stereo playback make its feature set practical for its intended room or portable use. Reviews find the sound fairly neutral.

Cons: Bass is limited by its 50Hz to 20kHz (Manufacturer specified) specification. There is no battery, so it needs mains power.

AES InputNo
Amplifier Power41W (2x8W + 25W)
AppYes
Aux InputNo
Battery LifeNo Battery
BluetoothYes, 4.2
Bluetooth Version4.2
Coaxial InputNo
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)
HDMI InputNo
IP RatingNone
InputsBluetooth, Wifi, RCA
Optical InputNo
OutputsSubwoofer line out
Party ModeYes (AirPlay 2 multi-room)
Power InputAC Power cord
RCA InputYes
StereoPartially
Streaming ServicesSpotify Connect, Tidal Connect, AirPlay 2, Google Cast
Subwoofer OutputYes
TRS InputNo
TWSNo
USB InputNo
Weight5.3 lbs (2.4 kg)
Wi-FiYes (IEEE 802.11 b/g/n/ac (2.4/5GHz))
Woofer Cabinetported
XLR InputNo

Marshall Stanmore II: $300 each Discontinued eBay

Marshall Stanmore II ranking card

Newer model: the Marshall Stanmore IV. It’s likely to perform similarly, though we can’t confirm that yet.

Pros: Marshall Stanmore II uses 5.25” woofer, 2x 2” midranges, 2x 0.75” Dome tweeters. Its 4.65 kg, aux input and limited-stereo playback make it a practical option for its intended room or portable use. Measured bass extension of 55Hz (-10dB).

Cons: Bass is limited by its 55Hz specification. Discontinued.

AES InputNo
Amplifier Power80W (Woofer: 50W, Tweeters: 2x15W)
AppYes
Aux InputYes
Bass Extension (-10dB)55Hz
Battery LifeNo Battery
BluetoothYes
Bluetooth CodecsSBC, aptX
Bluetooth Version5.0
Coaxial InputNo
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)
HDMI InputNo
IP RatingNone
InputsBluetooth, RCA, Aux, Optical
Optical InputYes
Party ModeNo
Power BankNo
Power InputAC Power brick
RCA InputYes
StereoPartially (1 woofer)
TRS InputNo
TWSYes
USB InputNo
Voice AssistantsNone
Weight10.3 lbs (4.65 kg)
Wi-FiNo
Woofer Cabinetported
XLR InputNo