FiiO K7vsTopping DX3 Pro+
A detailed side-by-side comparison of the FiiO K7 and Topping DX3 Pro+ — two popular dacs in the Chinese HiFi space.
Specifications
Spec
FiiO K7
Topping DX3 Pro+
Chipset
Dual AKM AK4493S
ESS ES9038Q2M
Inputs
USB, Optical, Coaxial, RCA Line In
USB, Optical x2, Coaxial, Bluetooth 5.1 (LDAC)
Outputs
6.35mm SE, 4.4mm Balanced, RCA Line Out
RCA, 3.5mm Headphone
Features
THX AAA 788+ Amps, RGB Sample Rate Indicator
NFCA Amplifier, Auto-Standby, Gain Settings (+6dB/+19dB)
Remote Control
✗
✓
Tube Stage
✗
✗
Headphone Amp
✓
✓
Price (estimated)
Price
~$220
~$199
Difference
~$21.00 cheaper (Topping DX3 Pro+)
Things to Know
FiiO K7
- ⚠Slight delay/lag when adjusting volume via the knob (due to ADC volume control implementation).
- ⚠No remote control or Bluetooth input.
- ⚠Volume knob curve is non-linear; volume ramps up very quickly in the last 20% of the turn.
Topping DX3 Pro+
- ⚠No balanced headphone output (3.5mm single-ended only).
- ⚠The plastic volume knob feels less premium than the rest of the metal chassis.
- ⚠Some users find the 'auto-on/off' sensitivity too aggressive, waking up the unit randomly.
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