La differenza principale tra i due sembra essere nella gestione del campionatore e nella mancanza, nel 404, dei vari effetti sui tagli del crossfader, come si può constatare dalle foto:
Nel 303, nella parte bassa a destra lo spazio è riservato al campionatore:
Queste le caratteristiche tecniche del DJM303:
2 channels -4 Line inputs -2 Turntable inputs
2 USB input/output for Computer Playing and Recording
9 Effects BPM Synced including In-Loop Sampler
ECHO,TRANS,FLANGER,FILTER, PHASER,PAN,PITCH and REVERB
3 x CROSSFADER Effects: ECHO,BRAKE,TRANSFORM
35 seconds of Samples in 5 Banks
2 Fader start connections
3-band EQ per channel (-infinity dB to +12dB)
2 mic inputs (1/4") -Mic EQ
3-Position adjustable crossfader curve
Headphone monitor auditioning
Reinforced headphone jacks
2 RCA master outputs-2 TRS Balance Output
Audio Frequency response: 25Hz to 20kHz (CD)
Signal-to-noise ratio: more than 82dB (Line)
Distortion Ratio: 0.03% or less
Weight: 3.4Kgs
Dimensions: 223 (W) x 300,2 (D) x 106 (H) mm
Queste quelle del DJM-404:
2 channels -4 Line inputs -2 Turntable inputs
2 USB input/output for Computer Playing and Recording
9 Effects BPM Synced including In-Loop Sampler
35 seconds of Sample in 5 Banks
2 Fader start connections
3-band EQ per channel (-infinity dB to +12dB)
2 mic inputs (1/4") - Mic EQ
VCA Controlled Channel and Cross Fader.
3-Position adjustable crossfader curve
Headphone monitor auditioning
Reinforced headphone jacks
2 RCA master outputs- 2 TRS Balance Output
Power requirements: AC 100-240V, 50/60 Hz
Power consumption: 13W
Audio Frequency response: 25Hz to 20kHz (CD)
Signal-to-noise ratio: more than 82dB (Line)
Distortion Ratio: 0.03% or less
Weight: 3.4Kgs
Dimensions: 223 (W) x 300,2 (D) x 106 (H) mm