FiiO QX13 Portable DAC/Amp with Desktop Mode
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FiiO QX13 Portable DAC/Amp with Desktop Mode
Overview
A phone or laptop's built-in headphone output usually runs out of steam long before a pair of full-size or planar headphones reaches its best sound, leaving detail and dynamics on the table no matter how good the source file is.
The FiiO QX13 is a portable USB-C dongle DAC and headphone amplifier built around a flagship ES9027SPRO DAC chip and an XMOS XU316 USB controller, backed by four INA1620 and two OPA1692 op-amps for amplification. A patented Desktop Mode adjusts power delivery on the fly, pushing balanced 4.4mm output up to 900mW+900mW into 32Ω without running as hot as a fixed high-power mode would.
PCM decoding runs up to 768kHz/32-bit with native DSD512 and full MQA decoding, and a 1.99-inch IPS screen shows sample rate, volume, and status at a glance. A 10-band lossless PEQ, adjustable through the Android FiiO Control app or FiiO's web-based PEQ tool, rounds out a feature set built for getting more out of headphones on the move.
Simcoe Audio Video Insight
Desktop Mode is the setting worth understanding before pairing the QX13 with harder-to-drive headphones — it's meant for use with a computer or another sustained power source rather than a phone battery, since it draws more current to reach its higher output figures. The QX13 is also compatible with FiiO's ESTICK mini power banks, so a longer listening session away from a laptop doesn't have to mean draining a phone's battery.
More Info
Why the FiiO QX13 Stands Out
Flagship ES9027SPRO DAC
A single ES9027SPRO chip, from ESS's Sabre Pro line, handles digital-to-analog conversion alongside an XMOS XU316 16-core USB controller.
Patented Desktop Mode
Adaptive power regulation pushes balanced output up to 900mW+900mW into 32Ω while managing heat and power draw more efficiently than a fixed high-power setting.
Native DSD512 and Full MQA Decoding
PCM up to 768kHz/32-bit, native DSD512, and full MQA decoding cover the vast majority of high-resolution files and streaming formats.
1.99-Inch IPS Display
A Corning glass-protected screen shows sample rate, volume, and status without needing a connected app open.
10-Band Lossless PEQ
Tune the sound through the Android FiiO Control app or FiiO's web-based PEQ tool, with PEQ active up to 192kHz/24-bit.
Carbon Fiber or Aluminum Alloy Body
The Black colourway uses a fully carbon fiber body, while Titanium Gold is machined from aluminum alloy, at 33.7g and 39.2g respectively.
Buyer's Guide
Who It's For
- The Planar or High-Impedance Headphone Owner: needs more balanced output power than a typical single-DAC dongle offers, without carrying a separate desktop amp.
- The Multi-Format Listener: wants native DSD512 and full MQA decoding alongside standard PCM playback.
- The Detail-Oriented Listener: wants a 10-band PEQ and a screen that confirms sample rate at a glance, rather than a dongle with no display.
How It Compares
The QX13 sits above FiiO's KA-series dongles in output power, using its Desktop Mode to reach 900mW+900mW balanced versus the KA13's 550mW+550mW balanced maximum. Where the KA13 pairs dual CS43131 DAC chips with dual SGM8262 op-amps, the QX13 uses a single flagship ES9027SPRO DAC alongside six total op-amps (four INA1620, two OPA1692) and adds a 1.99-inch display and 10-band PEQ that the KA13 doesn't have. For everyday IEM listening, the KA13 remains the smaller and less expensive option; the QX13 is the step up for harder-to-drive headphones and broader format support.
FiiO QX13 Portable DAC/Amp with Desktop Mode Specifications
| General Information | |
|---|---|
| Model | FiiO QX13 |
| Type | Portable USB-C DAC and headphone amplifier |
| Body Material | Fully carbon fiber (Black) / Aluminum alloy (Titanium Gold) |
| Audio | |
| DAC Chip | ES9027SPRO (ESS Sabre Pro) |
| USB Controller | XMOS XU316 |
| Amplification | Four INA1620 op-amps, two OPA1692 op-amps |
| Decoding | PCM up to 768kHz/32-bit, native DSD512, full MQA decoding |
| Output Power (Desktop Mode, 3.5mm SE) | 440mW+440mW (16Ω) / 310mW+310mW (32Ω) / 40mW+40mW (300Ω) |
| Output Power (Desktop Mode, 4.4mm BAL) | 480mW+480mW (16Ω) / 900mW+900mW (32Ω) / 125mW+125mW (300Ω) |
| Output Power (Standard Mode, 3.5mm SE) | 370mW+370mW (16Ω) / 250mW+250mW (32Ω) |
| Output Power (Standard Mode, 4.4mm BAL) | 470mW+470mW (16Ω) / 605mW+605mW (32Ω) |
| Frequency Response | 20Hz–90kHz (<2.8dB attenuation); 20Hz–20kHz (<0.07dB attenuation) |
| THD+N | <0.0004% (3.5mm) / <0.0006% (4.4mm) |
| Signal-to-Noise Ratio | ≥124dB (A-weighted) |
| Output Impedance | <1Ω (3.5mm) / <1.5Ω (4.4mm) |
| PEQ | 10-band lossless PEQ via FiiO Control app (Android) or web-based PEQ tool |
| Connectivity | |
| Connection | USB Type-C (Type-C to Type-C data cable) |
| Outputs | 3.5mm single-ended (also supports SPDIF out), 4.4mm balanced |
| Power Requirement | DC 5V ≥1A (bus-powered, no internal battery) |
| Power Bank Compatibility | Compatible with FiiO ESTICK mini power banks (switchable charging function) |
| Physical Specifications | |
| Display | 1.99-inch IPS, 170 x 320 resolution, Corning glass protection |
| Dimensions | Approximately 64.2 x 30.7 x 13mm |
| Weight | Approximately 33.7g (carbon fiber) / 39.2g (aluminum alloy) |
| Colours Available | Black (Carbon Fiber), Titanium Gold (Aluminum Alloy) |
| In the Box | |
| Included Accessories | FiiO QX13, magnetic leatherette case, magnetic conductor ring, Type-C to Type-C data cable, quick start guide, warranty card |