Musical Fidelity M5xi Integrated Amplifier

Musical Fidelity M5xi Integrated Amplifier

The Musical Fidelity M5xi Integrated Amplifier is a high-performance, all-in-one solution designed to bring flagship-level engineering into a single, beautifully constructed chassis. Combining a TITAN-inspired amplification topology, modern digital connectivity including HDMI eARC, and a newly refined MM/MC phono stage, it delivers both power and precision for serious Hi-Fi systems.

The Musical Fidelity M5xi Integrated Amplifier is available for demonstration in our Hull store by request.

For an in-depth expert opinion, read our full review of the Musical Fidelity M5xi Integrated Amplifier.

With 160 watts per channel, the M5xi offers effortless control over a wide range of loudspeakers, maintaining clarity, authority, and composure even under demanding conditions. It is built for listeners who want uncompromised musicality alongside the flexibility to integrate modern sources such as TVs, streamers, and computers.

TITAN-Inspired Dual Mono Design

At the heart of the Musical Fidelity M5xi Integrated Amplifier is a dual mono architecture that mirrors the design philosophy of the brand’s flagship TITAN series. Internally, it is effectively a dedicated preamplifier paired with two independent monobloc power amplifiers sharing the same enclosure. This separation improves channel isolation, reduces crosstalk, and enhances stereo imaging, resulting in a more spacious and precise soundstage. Each channel operates with minimal interference, preserving fine detail and dynamic contrast across complex musical passages.

High Power and Effortless Drive

The M5xi delivers 160W per channel into 8 ohms and 240W into 4 ohms, providing the current capability needed to drive demanding loudspeakers with confidence. Its high-current design ensures strong grip in the low frequencies while maintaining openness and control throughout the midrange and treble. Whether listening at low volumes or at higher levels, the amplifier retains stability and composure for a consistently engaging performance.

Fully Analogue Signal Integrity

A fully analogue preamplifier stage lies at the core of the M5xi’s sound quality, engineered to maintain signal purity from input to output. The inclusion of a Burr-Brown stepped volume control improves channel matching and ensures precise stereo balance, allowing subtle details and spatial cues to remain intact at all listening levels. This contributes to a natural tonal balance and lifelike musical presentation.

Upgraded MM/MC Phono Stage

Vinyl playback is supported by a redesigned phono stage that accommodates both moving magnet and moving coil cartridges. Improved circuit layout, shielding, and isolation reduce noise and distortion, which is critical in high-gain phono applications. The result is a cleaner, more detailed reproduction of vinyl records with improved dynamics and reduced background noise.

Modern Connectivity and Integration

The Musical Fidelity M5xi Integrated Amplifier integrates seamlessly into modern systems. HDMI eARC allows direct connection to a television, combining high-quality stereo sound with everyday viewing. Digital inputs including USB, optical, and coaxial support high-resolution playback up to 24-bit/192kHz, while analogue connections such as Home Theatre Bypass and Pre-Out provide flexibility for system expansion. RS232 support enables easy integration into custom installation environments.

Low Noise Design and Internal Isolation

Careful internal engineering ensures digital and analogue sections remain electrically isolated. Separate circuit boards and dedicated linear power supplies for digital inputs minimise RF interference, preventing noise from affecting the analogue amplification stages. The low-distortion Darlington output stage and optimised PCB layout further reduce distortion, resulting in a cleaner and more transparent sound.

Premium Build Quality and Shielding

The M5xi is constructed from thick aluminium panels, forming a rigid enclosure that resists vibration and acts as a Faraday cage against electromagnetic interference. Internally, the transformer and power supply components are shielded to prevent noise contamination. This attention to both physical and electrical isolation helps preserve signal integrity and overall performance.

Musical Fidelity M5xi: Power, Precision and Versatility

The Musical Fidelity M5xi Integrated Amplifier combines high-current power, refined analogue engineering, and modern connectivity in a single cohesive design. It is equally suited to dedicated Hi-Fi systems or as the centrepiece of a hybrid music and home entertainment setup, making it a compelling choice for those seeking a truly capable integrated amplifier without compromise.

Musical Fidelity M5xi Integrated Amplifier Specification:

• Power Output (8Ω): 160 W
• Power Output (4Ω): 240 W
• THD (Balanced Inputs): < 0.009 %
• Signal To Noise Ratio (Line Input): > 105 dB
• Damping Factor: 47 (8Ω)
• Frequency Response (Line Input): +0, –0.1dB, 10Hz to 20 kHz
• Amplifier Frequency Response (20 - 20,000Hz): Phono Input: ±0.4 dB
• Phono Input Gain (MM): 40 dB
• Phono Stage Gain (MC): 60 dB
• Phono Input Sensitivity (MM): 3 mV
• Phono Input Sensitivity (MC): 0.4 mV
• Phono Stage Impedance (MM): 50 kΩ
• Phono Stage Impedance (MC): 1k Ω
• Phono Stage Capacitance (MM): 220 pF
• Phono Stage Capacitance (MC): 220 pF
• Signal To Noise Ratio (MM Input): > 87 dB
• Signal To Noise Ratio (MC Input): > 87 dB
• Input Impedance (Balanced Input): 40k Ω
• RCA Input(s): 4
• USB Digital Input: 1 x USB Type-C
• HDMI Input(s): eARC Input
• Optical Input(s): 1
• Coaxial Input(s): 1
• Amplifier Type: Integrated Amplifier
• Enclosure Material: Metal
• Weight: 15 kg
• Dimensions (W x H x D): 440 x 100 x 405 mm
• Maximum Power Consumption: 320 W
• External Power Supply Rating: 115-230VAC 50-60Hz
• Trigger Connection: Y
• RS232
• Control Interface