Comparison headphone Amplifiers

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	xDuoo XD-05	FiiO BTR17	Shanling UA1 Plus	FiiO K7	Sennheiser GSX 300	FiiO BTR15
	from 7 290 up to 49 978 ₴ Compare prices 11	from 10 220 up to 13 947 ₴ Compare prices 11	from 2 249 up to 2 569 ₴ Compare prices 6	from 10 500 up to 13 480 ₴ Compare prices 4	from 1 299 up to 1 499 ₴ Compare prices 6	from 4 590 up to 7 960 ₴ Compare prices 7
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User reviews	₀ ₀ ₀ ₂				₀ ₁ ₀ ₀
TOP sellers	Portativ.ua 7 310 ₴ Buy in shop Click24.com.ua 49 978 ₴ Buy in shop Era-in-ear.com 36 550 ₴ Buy in shop	Portativ.ua 10 790 ₴ Buy in shop Timesport.com.ua 13 947 ₴ Buy in shop Tviy-Dim.com 10 771 ₴ Buy in shop	Portativ.ua 2 569 ₴ Buy in shop FOXTROT.UA 2 569 ₴ Buy in shop COMFY.ua 2 569 ₴ Buy in shop	Portativ.ua 10 500 ₴ Buy in shop Timesport.com.ua 12 520 ₴ Buy in shop Gamehall.com.ua 11 699 ₴ Buy in shop	Moyo.ua 1 499 ₴ Buy in shop Repka.ua 1 499 ₴ Buy in shop Sokol.ua 1 499 ₴ Buy in shop	Portativ.ua 4 590 ₴ Buy in shop Gamehall.com.ua 7 099 ₴ Buy in shop Dnn.in.ua 7 960 ₴ Buy in shop
Type	portable	portable	portable	stationary	stationary	portable
DAC	Asahi Kasei AK4490	ESS ES9069Q (2 шт.)	Cirrus Logic CS43131 (2 шт)	AK4493S		ESS ES9219MQ (2 шт.)
Number of channels			1 шт		1 шт
Specs
DAC sample rate	382 kHz	768 kHz	768 kHz	384 kHz	96 kHz	384 kHz
DAC bit depth	32 bit	32 bit	32 bit	32 bit	24 bit	32 bit
Headphone impedance	8 – 300 Ohm	8 – 300 Ohm	32 Ohm	16 – 300 Ohm	25 – 75 Ohm	8 – 350 Ohm
Power (300 Ohm)		250 mW		280 mW
Power (32 Ohm)	500 mW	1300 mW	80 mW	2440 mW		250 mW
Power (16 ohm)		960 mW
Frequency range	20 – 20000 Hz	20 – 80000 Hz	20 – 40000 Hz	20 – 20000 Hz		20 – 50000 Hz
Signal to noise ratio	112 dB	126 dB	126 dB	120 dB		120 dB
Dynamic range			125 dB
Coef. harmonic distortion	0.0025 %	0.00035 %	0.0004 %	0.0003 %	0.01 %	0.0008 %
Functions and features
Bluetooth		v5.4				v5.1
Codec support		aptX Low Latency AAC LDAC				aptX Low Latency AAC LDAC
IPhone/iPad connection
Gain Control
Bass control
Equalizer
Mobile app
Level adjustment	wheel	wheel		wheel	wheel	buttons
Connectors
Inputs	mini-Jack (3.5 mm) coaxial S/P-DIF optical USB (Type B)	USB C	USB C	RCA coaxial S/P-DIF optical USB (Type B)	mini-Jack (3.5 mm)
Outputs				RCA
Headphone outputs	1x Jack (6.35 mm) шт	1x mini-Jack (3.5 mm) шт 1x Pentaconn (4.4 mm) шт	1x mini-Jack (3.5 mm) шт	1x Jack (6.35 mm) шт 1x Pentaconn (4.4 mm) шт	1x mini-Jack (3.5 mm) шт	1x mini-Jack (3.5 mm) шт 1x Pentaconn (4.4 mm) шт
Power source
Power type	battery powered mains power	battery powered USB powered	USB powered	mains power	USB powered	battery powered USB powered
Battery life		9 h				9 h
General
Screen
Metal body
Dimensions	75x140x23 mm	87x41x16 mm	40x18x8 mm		168x144x57 mm	72x32x12 mm
Weight	270 g	73 g	10 g	610 g	309 g	37 g
Color
Added to E-Catalog	august 2016	may 2025	june 2024	december 2022	july 2021	july 2024