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Sonifex RB-ADDA
vs.
Fiio K3 + 3
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Sonifex RB-ADDA
Unknown delivery cost
Fiio K3
£89.00
Free delivery
Fiio K5 Pro
3.8
£149.99
Free delivery
iFi Audio Zen DAC
3.7
£107.50
£129.00 Incl. delivery
Cyrus Soundkey
2.3
£79.00
Free delivery
Audio features
Tone/balance controller
Bass control
Communication
Wireless connection
None
Bluetooth
Compatibility
High resolution audio formats
DSD
DSD
DSD, MQA
Connectors
Analogue 3.5mm input (Aux)
Analogue RCA stereo inputs
1 pair
Analogue RCA stereo outputs
1 pair
1 pair
Balanced input (analogue) XLR
Balanced input digital XLR (AES / EBU)
Balanced output (analogue) XLR
Balanced output 4.4mm Pentaconn
1 ​
Balanced output digital XLR (AES / EBU)
Digital coaxial input (S/PDIF)
1 ​
Digital coaxial output (S/PDIF)
1 ​
Digital optical input (S/PDIF)
1 ​
Digital optical output (S/PDIF)
1 ​
Firewire
No
No
Headphone output
Yes
Yes
Yes
Yes
Headphone output (3.5 mm)
1 ​
Headphone output (Jack plug 6.3 mm/1/4
1 ​
Output power per channel
1500 mW
380 mW
Pre output (full range)
Tele plug 6.3mm input
USB
Yes
Yes
Yes
Yes
Type of USB connector
USB (Type C)
USB powered (only via USB)
No
Yes
Design
Available colours
Black
Black
Black, Silver, Blue
Black, Grey, Blue, Red
Dimensions
Dimensions (WxHxD)
Depth
58 mm
55 mm
Height
130 mm
Width
70 mm
120.5 mm
Product weight
1.6 kg
0.82 kg
0.44 kg
0.49 kg
0.02 kg
Features
Features
Suitable for PA use/Rack mount
Volume control
Volume control
General
Built-in D/A converter
Yes
Yes
Yes
Yes
D/A audio
32 bit / 768 kHz
24 bit / 96 kHz
DAC (audio chip)
AKM AK4452
AKM AK4493
Burr Brown DSD1793
Can be used as a preamplifier (Preamp)
Yes
No
Miscellaneous
Release year
2011
2019
2017
Power supply
Battery operated
No
No
No
Separate power connector (mains)
Via AC adapter
Via AC adapter
AC/DC-Voltage (5v/12v/18v/24v/36v)
15 V