Platinum4 vs Reference Sonata I
The Reference Sonata I's output is 5.0 mV against the Platinum4's 4.0 mV and its tracking force 1.5 g against 1.8 g. Both share compliance (20 cu) and stylus type (Elliptical).
AI-generated product photo — not official manufacturer imagery.
AnalogCartridges
Estimated price (community-sourced)
$400
Around — community and catalog average, updates slowly
About the Platinum4
The Grado Labs Platinum4 is a high-end moving iron phono cartridge offered in stereo and mono configurations. It builds on Grado's Timbre series technology, utilizing a modified four-piece OTL cantilever for reduced tip mass, ultra-high purity long crystal oxygen-free copper wire in the coils, and a specially designed elliptical diamond stylus. Hand-assembled with precision, it delivers exceptional clarity, channel separation, and frequency response, making it ideal for audiophiles seeking detailed and musical vinyl reproduction. Available in high and low output versions.
Specifications
Cartridge
Phono cartridge specifications
- Cartridge Type
- HOMC
- Output Voltage
- 4.0 mV
- Tracking Force
- 1.8 g
- Stylus Type
- elliptical
- Compliance
- 20 cu
- Channel Separation
- 30 dB
- Impedance
- 660Ω
Physical Dimensions
Size, weight, and appearance
- Weight
- 0.009 kg (0 lbs)
- Available Colors
- Jarrah wood
Specifications are community-contributed and may not be accurate or complete. Verify all details with the manufacturer before making purchasing decisions. Terms & Conditions