Grado SR 325x Headphone — Wired, Dynamic Open-Back
Hear live energy with studio-grade precision
Slip on the SR325x and you’ll feel close to the stage—fast transients, vivid vocals, and crisp cymbal air—without losing the musicality that makes Grado beloved. If you’ve ever wished your favorite records felt more immediate yet still natural, this all‑aluminum, open‑back on‑ear delivers the “right there” presence audiophiles chase, with upgraded drivers that trade harshness for control and texture.
Why Audiophiles Choose This Product
- Lifelike clarity with engaging drive: The SR325x presents a lively, detailed signature with articulate midrange and sparkling treble, now more controlled than previous generations thanks to a revised motor, diaphragm, and coil. Translation: more nuance, less grain.
- X Series driver engineering: Grado’s 4th‑gen 44 mm drivers use a more powerful magnetic circuit, reduced-mass voice coil, and reconfigured diaphragm to improve efficiency and lower distortion—preserving harmonic integrity and image focus.
- Built to be used, and to last: A brushed aluminum housing minimizes resonances, while the tougher, super‑annealed copper 8‑conductor cable enhances purity and control. Leather headband with white stitching is exclusive to the SR325x within the Prestige line.
- Plug-and-play versatility: With 38 ohms impedance and manufacturer-rated 98 dB SPL (1 mW), the SR325x is easy to drive from laptops, DAPs, and many interfaces via its 3.5 mm plug; a 6.35 mm adapter is included for home gear.
- Brooklyn-made heritage that matters: Each pair is hand-assembled in Grado’s Brooklyn workshop—craft and consistency you can hear, backed by driver matching to within an ultra-tight 0.05 dB for stable imaging.
- Community-tested comfort options: The stock F‑cushion pads maximize focus and immediacy; many owners fine‑tune comfort and tonality with alternative pads or slight headband adjustments to taste.
What’s Included
- Main Product: Grado SR325x wired dynamic on‑ear headphone (Prestige X Series; aluminum housing; 44 mm X Series drivers)
- Primary Accessory: Fixed 8‑conductor super‑annealed copper cable, 3.5 mm termination (approx. 68 in / 1.7 m)
- Secondary Items: 3.5 mm to 6.35 mm (1/4") screw‑on adapter
- Documentation: Warranty information and Grado “story sheet” insert
Technical Specifications
| Specification | Value | Notes |
|---|---|---|
| Product Type | Wired (fixed 3.5 mm cable; 6.35 mm adapter included) | Analog, single‑ended connection. |
| Transducer | Dynamic | Grado 4th‑gen “X Series” driver. |
| Driver Diameter | 44 mm | Tuned specifically for SR325x. |
| Operating Principle | Open‑back, on‑ear | Natural, airy presentation. |
| Impedance | 38 ohms | Easy to drive; broad device compatibility. |
| Sensitivity | 98 dB SPL (1 mW) | Manufacturer specification. |
| Frequency Response | 18 Hz – 24 kHz | Wide claimed bandwidth. |
| Driver Matching | 0.05 dB | Enhances stereo imaging and cohesion. |
| Cable | ~1.7 m (68") 8‑conductor, super‑annealed copper | Durable jacket; low resistance path. |
| Earpads | F‑cushion foam | Focused, immediate presentation; easily swappable. |
| Headband | Leather, white stitching | SR325x‑exclusive finish in Prestige line. |
| Housing | Brushed aluminum | Controls resonance; crisp transients. |
| Weight | Approx. 354 g (12.5 oz) | Retailer‑listed; for comfort expectations. |
Specifications confirmed from the manufacturer site and reputable retailer listings.
Professional Recognition
- “Classic design, class‑leading open‑back sound.” — What Hi‑Fi review of SR325x (notes updated drivers, new cable and pads, and 38‑ohm impedance).
- Trusted Reviews highlights the wide claimed 18–24 kHz response, low impedance, and redesigned drivers aimed at better efficiency and lower distortion.
- Head‑Fi community reviews praise imaging, detail retrieval, and vocal presence, while noting pad choice can tailor staging and comfort.
- Grado heritage: family‑run since 1953, with SR325x hand‑assembled in Brooklyn—craft lineage that underpins consistency.
The Bottom Line
If you crave that “front‑row” energy with audiophile detail—and want it in a headphone that’s engineered, assembled, and tuned with purpose—the SR325x is the sweet spot of Grado’s Prestige line. Its X Series drivers, precise channel matching, and resonance‑controlled aluminum cups deliver a vivid, honest listen that flatters guitars and vocals yet still reveals texture in strings, horns, and percussion. Add easy everyday drivability and true serviceability (pads, cable care), and you’ve got a confident, characterful open‑back that turns familiar tracks into fresh performances.
Notes for headphone shoppers:
- Connectivity: wired, 3.5 mm termination; 6.35 mm adapter included. If your device lacks a headphone jack, use a USB‑C or Lightning audio adapter/DAC.
- Sound signature: lively and detailed with articulate mids and airy treble; more controlled and fuller than earlier SR325 generations.
- Comfort: on‑ear F pads maximize focus; pad swaps and small headband adjustments can improve long‑session comfort if needed, with expected tonal changes.
Research sources used: official specifications and feature descriptions from Grado, cross‑checked with professional reviews and retailer listings, plus community feedback for real‑world comfort insights.































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