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FiiO Q5 DAC/Amplifier Review

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Goh Beng Yeow
Goh Beng Yeow, the Founder / Editor at Porta-Fi™, is a recipient of the IT Youth Award in Singapore. Twice nominated for EY Entrepreneur of the Year Awards, Beng Yeow has previously founded startups such as PDALive.com, Coded Pixels Consultants and was a Tech writer for TODAY, a national daily newspaper under MediaCorp. Since 2017, he has been writing, editing and producing commentaries, interviews, news and reviews on Porta-Fi™. In 2019, Beng Yeow was appointed Advisor to LHDC™, the industry's latest low latency and high-definition Bluetooth audio codec.

Product Specification

General

ModelQ5ColourTitanium
WeightAbout 195gDimensionsAbout 124mm x 64mm x 16mm
Audio InputStandard 3.5mm Port (Shared Line / Coaxial/ Optical in)Digital Coaxial Input PortStandard 3.5mm Port (Shared Line / Coaxial/ Optical in)
Digital/Optical Input PortStandard 3.5mm Port (Shared Line / Coaxial/ Optical in)USB Port11-pin Micro USB at the bottom side,  for data exchanging and charging

5-pin Micro USB on the left side, for charging only by default

(Can be interchanged via App)

Analog Input port(LO)Standard 3.5mm stereo jackHeadphone Output PortStandard 3.5mm stereo jack
Balanced Output Port2.5mm portRecommended Headphone Impedance16~150Ω(PO)

16~300Ω(BAL)

Channel Balance0.1 dBGainYes(High/Low)
Bass BoostUp to 384kHz/32bit supportedVolume ControlPotentiometer(ADC Sampling)
Power SupplyDC5V 2A (Recommended)Battery Capacity3800 mAh
Charge Time≤3.5 h (DV5V 2A,USB port on the side)Battery Life>25 h (AUX IN)
>10 h (USB IN)
>10 h (OPT IN)
>10 h (COAX IN)
>10 h (Bluetooth  IN)
Charging IndicatorRed light flashes when being charged

Red light goes off after fully charged

Low Battery WarningRed light flashes twice every 3 seconds
BluetoothBluetooth 4.2, supports aptX, AAC, SBCMFiYes
Sampling Rate Supported Up to384kHz/32bit(USB IN)
192KHz/24bit(COAX IN)
96KHz/24bit(OPT IN)
DSD Support(USB IN)DSD64/128/256
Chips UsedDAC: AK4490EN * 2  , USB:  XMOS   XU208 ,   Bluetooth: CSR8670 ,  LPF:OPA1642×2,Volume IC:NJW1195  OP+AMP:AD8620+OPA926
PriceUSD 349.99 (SGD 549)

Line output specifications

THD+N<0.001% (1 kHz/10kΩ)SNR≥115 dB (A-weighted)
Frequency Response5 Hz~90 kHz(-3dB)Channel Separation>97 dB (1 kHz)
Line level1.8 Vrms

AM3A Headphone out specifications
(3.5mm headphone out jack)

Output Power 1≥230 mW(16Ω / THD+N<1%)Output Power 2≥160 mW(32Ω /THD+N<1%)
Output Power 3≥24 mW(300Ω / THD+N<1%)THD+N<0.001% (1 kHz)
Frequency Response5 Hz~50 kHz(-3dB)Peak Output Voltage>6 Vp-p
SNR≥115 dB (A-weighted)Max. Output Current150mA (For reference)
Max. Input Level3.8 Vrms

Balanced headphone out specifications
(2.5mm TRRS headphone out jack)

Output Power 1≥470 mW(16Ω / THD+N<1%)Output Power 2≥440 mW(32Ω /THD+N<1%)
Output Power 3≥93 mW(300Ω / THD+N<1%)THD+N<0.001% (1 kHz)
Frequency Response5 Hz~50kHz(-3dB)Peak Output Voltage>10.5 Vp-p
SNR≥115 dB (A-weighted)Max. Output Current150 mA (For reference)
Max. Input Level3.8 Vrms

 

Part 1: Introduction, Design and Build
Part 2: Sound Quality
Part 3: Product Specifications
Part 4: Review Ratings, Summary

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