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Cambridge Audio · CXA81 Mk II

CXA81 Mk II

An 80-watt-per-channel Class AB integrated amplifier with balanced and unbalanced analogue inputs, optical, coaxial and USB DAC paths, aptX HD Bluetooth, dual speaker outputs and subwoofer pre-out but no phono or native network streamer
Market statusCurrent balanced Class AB integrated amplifier with USB DACChecked Aug 20
Reference price$1,199 current U.S. direct priceExact current CXA81 Mk II from Cambridge Audio U.S.
Product cyclecurrentRelease history under review
EvidenceWell supported6 publishers · 3 independent
Next full checkAug 27, 2026Price checks run sooner
01

Ready to buy

Verify load, sources, heat and service

The retained reference is $1,199 current U.S. direct price. Do not substitute the original CXA81, limited cosmetic finish, CXA61 or an open-box listing, and price a phono stage or streamer when required. Download the exact manual, map every source and output, verify loudspeaker load and ventilation and test the complete installed system during the return period.

02

Current market

The facts that change the ownership choice

Each line carries its own check date because price, software, specifications, and product cycle do not age at the same speed.

QuestionCurrent answerFreshnessBasis

Current price

$1,199 current U.S. direct price

Do not substitute the original CXA81, limited cosmetic finish, CXA61 or an open-box listing, and price a phono stage or streamer when required. Confirm authorized new stock, exact finish, tax, shipping, return terms and checkout package before paying.

Checked 3 days agoDirect source1 evidence item

Amplifier architecture and ownership branch

balanced Class AB DAC integrated without phono or network
Checked 3 days agoOur synthesis3 evidence items

Exact amplifier and purchase boundary

The exact CXA81 Mk II, Bluetooth antenna, remote and mains lead are retained; phono stage, network streamer, HDMI extractor, loudspeakers, subwoofer and cables are separate
Checked 3 days agoOur synthesis3 evidence items

Amplifier topology and signal path

A toroidal-supply Class AB power stage and ESS-based DAC share a conventional integrated chassis. Bluetooth and digital conversion do not make the amplifier a network endpoint or room-correction processor
Checked 3 days agoOur synthesis3 evidence items

Continuous power, impedance and load boundary

Cambridge rates 80 watts per channel into 8 ohms and 120 watts per channel into 4 ohms. Running two speaker pairs reduces the safe impedance allowance, and a nominal impedance label does not describe the full loudspeaker curve or room headroom
Checked 3 days agoDirect source3 evidence items

Analogue inputs, preamp and bypass paths

Four RCA inputs and one balanced XLR pair feed the main volume stage, with fixed or variable preamp functions as documented. There is no built-in phono stage or home-theater bypass
Checked 3 days agoOur synthesis2 evidence items

Digital, television, Bluetooth and network path

Optical and coaxial S/PDIF, asynchronous USB-B and aptX HD Bluetooth feed the onboard DAC. There is no Wi-Fi, Ethernet, HDMI eARC, AirPlay, Roon Ready endpoint or native service app; Roon Tested describes a connected-computer path
Checked 3 days agoOur synthesis3 evidence items

Phono, cartridge and headphone boundary

Turntables need a separate MM or MC phono stage with its own loading and ground. The 1/4-inch headphone output is physical but output capability and volume setting remain exposure risks
Checked 3 days agoOur synthesis3 evidence items

Speaker terminals, subwoofer and output boundary

Selectable A and B speaker terminals, stereo preamp output and a mono subwoofer output are provided. Dual speaker use changes load, and the subwoofer feed does not supply automatic crossover, delay or room correction
Checked 3 days agoOur synthesis2 evidence items

Room correction, tone, control and bypass

There are no front tone controls or measurement correction; the design favors source selection and volume. Any upstream equalizer, streamer DSP or subwoofer crossover must be documented as a separate processing stage
Checked 3 days agoOur synthesis3 evidence items

Mains power, heat, ventilation and placement

The 19.1-pound 120-volt chassis lists high maximum consumption and needs open ventilation around its toroidal supply and output heatsinks. Protection is not permission to stack or run an unsuitable combined load
Checked 3 days agoOur synthesis3 evidence items

Software, service license, account and privacy

Core analogue and S/PDIF paths need no account. USB computer audio depends on operating-system support, while Bluetooth codecs and any external streaming service retain separate license, privacy and update terms
Checked 3 days agoOur synthesis3 evidence items

Firmware, warranty, parts and regional service

Cambridge retains the manual, safety guide, FAQs and support request path. Test XLR polarity, USB sample rates, Bluetooth pairing, both speaker banks, pre and sub outputs and protection with the exact system
Checked 3 days agoOur synthesis3 evidence items

Hearing, electrical, tube and installation safety

Amplifier and headphone capability are not safe listening levels. Use the exact supported mains supply and speaker load, power down before rewiring, keep ventilation clear, keep liquids away, control cable strain and exposure time and never open or service energized equipment. Tube models retain lethal voltage and burn risk after shutdown and require their exact manual and competent service.
Checked 3 days agoOur synthesis3 evidence items

Sound, compatibility, reliability and outcome boundary

No amplifier topology, wattage, impedance label, protection circuit, DAC, network service, phono stage, room correction, cable, review, owner report, warranty or service plan guarantees sound quality, speaker compatibility, safe listening level, reliability, uptime, software continuity, resale or any listening, health, safety or commercial outcome.
Checked 3 days agoOur synthesis5 evidence items

Current verdict

The balanced DAC-integrated reference

CXA81 Mk II is defended for a mixed analogue and computer-audio system needing balanced input and useful power when phono, network streaming, HDMI and room correction can remain external.

Checked 3 days agoOur synthesis9 evidence items
03

Other paths

The alternatives change what the CXA81 Mk II is worth

These are not generic competitors. Each one represents a different way to buy into the same market.

01lower upfront

Yamaha

A-S801

$999.95 current U.S. authorized retail price
Best fit
high-value high-current Class AB with USB DAC
Tradeoff
The exact A-S801, remote and mains lead are retained; computer driver, source cables, network streamer, Bluetooth adapter, loudspeakers, turntable cartridge and subwoofer are separate
Open the source
02premium

Rega

Elex Mk4

$1,875 current authorized U.S. price
Best fit
minimalist analogue-led Class AB with phono and simple DAC
Tradeoff
The exact Elex Mk4, Solaris remote and mains lead are retained; turntable cartridge, streamer, USB converter, Bluetooth receiver, subwoofer integration, loudspeakers and cables are separate
Open the source
04

What changed

The product has a history

Older observations stay in the ledger when the current view changes. That lets a buyer tell the difference between an old complaint, an active issue, and a problem that was corrected.

  1. notable

    Current amplifier, price and system boundary retained

    CXA81 Mk II was checked against exact identity, current U.S. price, manual, support, topology, load, source paths, phono, outputs, controls, power, heat, software, service, safety, independent evidence and bounded owner reports.

Price record

The price history starts here

Each amount stays tied to its source and capture date. Conflicting prices remain visible until the seller resolves them.

  1. $1,199 current U.S. direct price

    Current reference priceA structured timeline will begin with the next source capture

05

Owner experience

What repeats after the purchase

Owner discussion returns to usb and bluetooth setup, xlr source levels, dual-speaker load, subwoofer integration, idle heat and protection behavior rather than a universal sound-quality or reliability result.

These are self-selected reports from different production runs, speakers, impedances, rooms, sources, cartridges, network services, firmware, mains conditions, listening levels and service regions. They identify acceptance tests and ownership questions and do not establish sound-quality, compatibility, defect, failure, tube-life, software-life or safety rates.
SignalWhat owners reportOur readEvidence

USB and Bluetooth setup, XLR source levels, dual-speaker load, subwoofer integration, idle heat and protection behavior

Self-selected owners discuss loudspeaker matching, load behavior, heat, hum, phono gain, digital and network setup, firmware, controls, reliability and service. Reports span different speakers, rooms, sources, power conditions, listening levels, software versions and regions, so they identify acceptance tests rather than sound-quality or failure rates.

Choose it for the exact analogue and DAC paths, then price and commission phono, network and bass management rather than treating missing functions as implied.

1 evidence record
06

Sources

Why we believe the current view

The page separates what a source states directly from what we conclude across sources.

01
CXA81 Mk II current manufacturer identityCambridge Audio · identity

Cambridge Audio identifies CXA81 Mk II as the current complete two-channel integrated amplifier described here.

Source type
manufacturer
Content hash
478abb0e88f86a41
Use
store excerpt
Open Cambridge Audio
02
CXA81 Mk II current U.S. priceCambridge Audio · price

$1,199 current U.S. direct price was retained for the exact current U.S. system with package, finish, stock and promotion qualifications visible.

Source type
manufacturer
Content hash
545866c937821f9b
Use
store snapshot
Open Cambridge Audio
03
CXA81 Mk II manual and technical specificationCambridge Audio · specification

The exact manual defines power-rating basis, supported speaker load, wiring, source paths, ventilation, operation, safety and service boundaries for CXA81 Mk II.

Source type
support
Content hash
7efd6c4a2011f389
Use
store excerpt
Open Cambridge Audio
04
CXA81 Mk II current support and serviceCambridge Audio · software

Cambridge Audio retains current manuals, warranty, firmware or regional service material for the exact amplifier.

Source type
support
Content hash
8a573dda0dd220e6
Use
store excerpt
Open Cambridge Audio
05
Cambridge Audio CXA81 Mk II independent exact-model reviewTrusted Reviews · specification

Independent exact-model listening and technical coverage examines amplification, source paths, loudspeaker matching, controls, heat and ownership. Results remain tied to the reviewed sample, speakers, room, sources, setup and listening level and do not guarantee sound quality, load compatibility, reliability or service life.

Source type
editorial
Content hash
48705380eb078934
Use
store excerpt
Open Trusted Reviews
06
Cambridge Audio CXA81 Mk II integrated amplifier bounded owner discussionsStereo-amplifier owner communities · consensus

Self-selected owners discuss loudspeaker matching, load behavior, heat, hum, phono gain, digital and network setup, firmware, controls, reliability and service. Reports span different speakers, rooms, sources, power conditions, listening levels, software versions and regions, so they identify acceptance tests rather than sound-quality or failure rates.

Source type
community
Content hash
2d7ea266a1c7618f
Use
store excerpt
Open Stereo-amplifier owner communities
07
Occupational noise and hearing boundaryNIOSH · specification

Noise exposure depends on sound level and duration. Amplifier power and headphone-output capability are not safe listening levels, so installation requires conservative level and exposure control.

Source type
editorial
Content hash
d1838d22129b4de5
Use
store excerpt
Open NIOSH
08
A-S801 defended alternativeYamaha · alternative

A-S801 is a current defended alternative in the high-value high-current Class AB with USB DAC branch.

Source type
manufacturer
Content hash
57a14e41275ba35c
Use
store excerpt
Open Yamaha
09
Elex Mk4 defended alternativeRega · alternative

Elex Mk4 is a current defended alternative in the minimalist analogue-led Class AB with phono and simple DAC branch.

Source type
manufacturer
Content hash
f7ca35a47af64ce4
Use
store excerpt
Open Rega

Manufacturer identity, exact current U.S. price, manual, support, independent exact-model evidence and bounded owner reports were checked on August 20, 2026. This desk covers current U.S.-supported complete two-channel integrated amplifiers for serious home listening, including selected network-streaming systems. It excludes AV receivers, power amplifiers, preamplifiers, active-speaker systems, discontinued or used-only units, cosmetic editions and DAC-only or headphone-only products. Preserve topology, continuous power test basis, minimum and combined speaker load, current delivery, protection, analogue and digital inputs, network and television path, phono gain and loading, headphone and subwoofer behavior, room correction, firmware, app and service dependence, account, license and privacy, power, heat, ventilation, hearing and electrical safety. No topology, wattage, load claim, DAC, streamer, room correction, phono stage, review, owner report, warranty or service plan guarantees sound quality, loudspeaker compatibility, safe level, reliability, uptime, software continuity, resale or any listening, health or commercial outcome.

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