Ortofon - MC X20 Phono Cartridge

The same tip geometry as the X10, mounted nude — and a decibel more separation for it.

Every MC X shares one architecture: a honeycomb-structured stainless steel frame produced by metal injection moulding, a magnet system built around a one-piece pole cylinder and rear magnet yoke, custom-developed rubber dampers and high-purity silver coil wire. All five share 0.4mV output, 0.5dB channel balance, 6 ohm internal impedance, a 2.0g recommended tracking force and an 8.6g body. What separates the models is stylus profile, cantilever material, channel separation and compliance.

The X20 steps up from the X10 by mounting the diamond nude rather than bonding it to a carrier, keeping the same r/R 8/18 µm geometry and aluminium cantilever. That is the whole of the difference in the diamond, and it is worth being precise about — copy implying a sharper or finer profile would be wrong.

What it buys, on Ortofon’s published numbers, is a decibel of channel separation (25dB against 24dB), a tightening of frequency response to ±1dB, and compliance up to 15 µm/mN. Ortofon’s own page cites a Product of the Year 2025/26 award from LP Magazine.

Features

• Nude elliptical diamond, r/R 8/18 µm, on an aluminium cantilever
• The step over the X10 is nude mounting, not a different tip geometry
• 25dB channel separation; ±1dB frequency response
• Honeycomb-structured stainless steel frame made by metal injection moulding
• High-purity silver coil wire
• 0.4mV output, 6 ohm internal impedance, 8.6g, 2.0g tracking force
• Product of the Year 2025/26, LP Magazine

Specifications

• Type: Moving coil stereo cartridge
• Output Voltage: 0.4mV at 1kHz, 5cm/sec
• Channel Balance at 1kHz: 0.5dB
• Channel Separation at 1kHz: 25dB
• Frequency Response: 20Hz – 20kHz, ±1dB
• Compliance: 15 µm/mN, dynamic lateral
• Stylus Type: Nude elliptical
• Stylus Tip Radius: r/R 8/18 µm
• Stylus Suspension: Ortofon exclusive
• Cantilever: Aluminium
• Coil Wire: High-purity silver
• Magnet System: One-piece pole cylinder with rear magnet yoke
• Recommended Tracking Force: 2.0g
• Internal Impedance, DC Resistance: 6 Ω
• Recommended Load Resistance: Greater than 50 Ω
• Cartridge Body Material: Metal-injection-moulded stainless steel with a honeycomb core structure
• Colour: Black
• Cartridge Weight: 8.6g
• Award: Product of the Year 2025/26, LP Magazine, cited by Ortofon
• Stylus Replacement: Ortofon states plainly that the styli in moving coil cartridges are non-replaceable, so there is no swap-in stylus for this cartridge. What Ortofon runs instead is an Exchange Service through participating authorised dealers: a worn or damaged MC cartridge — any condition, bought anywhere — is taken in at 25% of the current list price against the purchase of a new Ortofon cartridge of equivalent or better model. Note that is a credit against a new purchase, not a repair price. Ortofon also runs a separate Repair Service for out-of-warranty MC cartridges
• Tonearm Matching: Ortofon publishes no recommended tonearm effective mass for this model. Its general guidance is that an arm of 10g effective mass or below counts as low mass and 11 to 25g as moderate mass, that high mass requires low compliance and vice versa, and that the target is a cartridge and arm system resonance between 7 and 12Hz, with 10Hz recommended
• Stylus Life: Ortofon rates its styli at up to 1000 hours with proper care. This is a general figure across the range rather than a per-model specification
• Origin: Ortofon A/S of Nakskov, Denmark. Ortofon states that all its cartridges are designed and crafted in Denmark
• Warranty: Ortofon publishes no warranty period for its moving coil cartridges on its own site. Ortofon Inc. covers cartridges bought from an authorised US dealer for one year against defects in workmanship and materials, excluding expendable items
• Not Published: Channel separation at 15kHz; frequency range as distinct from frequency response; tracking ability at 315Hz; tracking angle; and any tracking force range — Ortofon gives a single recommended figure only. The MC X specification tables are materially shorter than those for Ortofon’s older ranges, and any listing quoting those figures for an MC X is using invented or third-party data