JVC KD-R551E car media receiver Black vs JVC KD-R751E car media receiver Black

Comparison of KD-R551E, KD-R751E

62 specifications	A JVC KD-R551E car media receiver Black Model KD-R551E View product	B JVC KD-R751E car media receiver Black Model KD-R751E View product
Performanceidentical
Product colour	Black	Black
DIN size	1 DIN	1 DIN
Audio output channels	4.0 channels	4.0 channels
Maximum power per channel	50 W	50 W
Impedance	4 Ω	4 Ω
CD player	Yes	Yes
DVD player	No	No
TV tuner integrated	No	No
Low pass filter	Yes	Yes
Equalizer	Yes	Yes
Equalizer bands quantity	12	12
Equalizer customizable	Yes	Yes
Removable front panel	Yes	Yes
Dimmer	Yes	Yes
Steering mounting remote control capability	Yes	Yes
Signal-to-Noise Ratio (SNR)Known for one	—Unknown — not stated by the source	105 dB
Ready for iPodKnown for one	—Unknown — not stated by the source	Yes
Volume controlKnown for one	—Unknown — not stated by the source	Rotary
Multimediaidentical
MP3 playback	Yes	Yes
USB direct playback	Yes	Yes
CD-R playback	Yes	Yes
CD-RW playback	Yes	Yes
DVD Audio playbackKnown for one	No	—Unknown — not stated by the source
DVD Video playback	No	No
Audio systemKnown for one	MOSFET	—Unknown — not stated by the source
Audio formats supported	AAC, MP3, WAV, WMA	AAC, MP3, WAV, WMA
Displayidentical
Built-in display	Yes	Yes
Touchscreen	No	No
Adjustable colour	Yes	Yes
ID3 Tag display	Yes	Yes
CD Text	Yes	Yes
LED backlightKnown for one	Yes	—Unknown — not stated by the source
Ports & interfaces1 differ
Bluetooth	No	No
Bluetooth profiles	A2DP, AVRCP	A2DP, AVRCP
Bluetooth functions	Audiostreaming, Handsfree calling	Audiostreaming, Handsfree calling
ISO connector	Yes	Yes
USB port	Yes	Yes
USB ports quantity	1	1
USB version	2.0	2.0
AUX in	Yes	Yes
Line outputs (RCA)Differs	1	2
Pre out port	Yes	Yes
Subwoofer out	Yes	Yes
Radioidentical
Preset stations quantity	24	24
Supported radio bands	FM, LW, MW	FM, LW, MW
FM band range	87.5 - 108 MHz	87.5 - 108 MHz
AM band range	531 - 1611 kHz	531 - 1611 kHz
LW band range	153 - 279 kHz	153 - 279 kHz
Radio Data System (RDS)	Yes	Yes
FM radio	Yes	Yes
Weight & dimensionsidentical
WeightKnown for one	1.2 kg	—Unknown — not stated by the source
Technical detailsidentical
USB mass storage	Yes	Yes
Connector(s)Known for one	AUX, USB	—Unknown — not stated by the source
Number of optical discs	1 discs	1 discs
Peak Music Power Output (PMPO)	200 W	200 W
Playback modes	Random, Repeat	Random, Repeat
Power requirementsKnown for one	USB 1A	—Unknown — not stated by the source
RMS rated power	80 W	80 W
Charger compatibilityKnown for one	—Unknown — not stated by the source	Mobile phone, MP3
Connector typeKnown for one	—Unknown — not stated by the source	AUX, USB
Key illumination colourKnown for one	—Unknown — not stated by the source	Multi
Memoryidentical
Card reader integrated	No	No

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.