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Pioneer DJ DDJ-FLX4 vs. Hercules DJControl Inpulse 500 vs. Numark Mixtrack Pro FX

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Overview

Mixer channels

DDJ-FLX4
2
DJControl Inpulse 500
2
Mixtrack Pro FX
2

Built-in audio interface

DDJ-FLX4
Yes
DJControl Inpulse 500
Yes
Mixtrack Pro FX
Yes

Operation mode

DDJ-FLX4
Computer / mobile
DJControl Inpulse 500
Computer / mobile
Mixtrack Pro FX
Computer / mobile

Controller layout

DDJ-FLX4
Club / standard
DJControl Inpulse 500
Club / standard
Mixtrack Pro FX
Club / standard

Jog / platter type

DDJ-FLX4
Capacitive-touch
DJControl Inpulse 500
Capacitive-touch
Mixtrack Pro FX
Capacitive-touch

Master output class

DDJ-FLX4
Unbalanced
DJControl Inpulse 500
Unbalanced
Mixtrack Pro FX
Unbalanced

Standalone playback

DDJ-FLX4
No
DJControl Inpulse 500
No
Mixtrack Pro FX
No

Standalone mixer

DDJ-FLX4
No
DJControl Inpulse 500
No
Mixtrack Pro FX
No

Software & operation

Official software support

Pioneer DJ DDJ-FLX4

rekordbox

Official support
Yes
Hardware unlock
Yes

Serato DJ

Official support
Yes
Hardware unlock
Yes (Lite)

Lite is free; Pro requires a separate paid license or subscription.

Traktor

Official support
Yes
Hardware unlock
-
Included license
Yes (Play)

Free Traktor Play license via Native Access when the controller is connected. Traktor Pro is supported with a separate license.

VirtualDJ

Official support
Yes (paid license required)
Hardware unlock
-

djay

Official support
Yes
Hardware unlock
-

Works with the free version of djay; djay Pro requires a subscription.

Hercules DJControl Inpulse 500

Serato DJ

Official support
Yes
Hardware unlock
Yes (Lite)

Lite is free; Pro requires a separate paid license or subscription.

Traktor

Official support
Yes (paid license required)
Hardware unlock
-

Official Traktor Pro 3 mapping is provided by Hercules.

VirtualDJ

Official support
Yes (paid license required)
Hardware unlock
-

djay

Official support
Yes
Hardware unlock
-

DJUCED

Official support
Yes
Hardware unlock
Yes

Numark Mixtrack Pro FX

Serato DJ

Official support
Yes
Hardware unlock
Yes (Lite)

Ships with Serato DJ Lite; upgrade-ready for Serato DJ Pro.

VirtualDJ

Official support
Yes (paid license required)
Hardware unlock
-

djay

Official support
Yes
Hardware unlock
-

Decks & mixer

Deck control

DDJ-FLX4
2
DJControl Inpulse 500
2
Mixtrack Pro FX
2

Physical deck sections

DDJ-FLX4
2
DJControl Inpulse 500
2
Mixtrack Pro FX
2

DVS

DDJ-FLX4
No
DJControl Inpulse 500
No
Mixtrack Pro FX
No

Channel gain / trim knobs

DDJ-FLX4
Yes
DJControl Inpulse 500
Yes
Mixtrack Pro FX
Yes

EQ bands per channel

DDJ-FLX4
3
DJControl Inpulse 500
3
Mixtrack Pro FX
3

Per-channel filter

DDJ-FLX4
Yes Through the Smart CFX knob.
DJControl Inpulse 500
Yes
Mixtrack Pro FX
Yes

User-replaceable crossfader

DDJ-FLX4
No
DJControl Inpulse 500
No
Mixtrack Pro FX
No

Hardware crossfader curve

DDJ-FLX4
No
DJControl Inpulse 500
Yes
Mixtrack Pro FX
No

Connections

Master output

DDJ-FLX4
  • 2 × RCA (unbalanced)
DJControl Inpulse 500
  • 2 × 6.35 mm TS (unbalanced)
  • 2 × RCA (unbalanced)
Mixtrack Pro FX
  • 2 × RCA (unbalanced)

Booth output

DDJ-FLX4
None
DJControl Inpulse 500
None
Mixtrack Pro FX
None

Headphones

DDJ-FLX4
  • 1 × 3.5 mm stereo
DJControl Inpulse 500
  • 1 × 6.35 mm stereo
  • 1 × 3.5 mm stereo
Mixtrack Pro FX
  • 1 × 6.35 mm stereo
  • 1 × 3.5 mm stereo

Microphone inputs

DDJ-FLX4
  • 1 × 6.35 mm TS
DJControl Inpulse 500
  • 1 × 6.35 mm TRS
Mixtrack Pro FX
  • 1 × 6.35 mm TS

Line / phono inputs

DDJ-FLX4
None
DJControl Inpulse 500
None
Mixtrack Pro FX
None

Aux input

DDJ-FLX4
None
DJControl Inpulse 500
  • 1 × stereo RCA
  • 1 × 3.5 mm stereo
Mixtrack Pro FX
None

Computer USB

DDJ-FLX4
  • 1 × USB-C
DJControl Inpulse 500
  • 1 × USB-B
Mixtrack Pro FX
  • 1 × USB-B

Dual-computer support

DDJ-FLX4
No
DJControl Inpulse 500
No
Mixtrack Pro FX
No

DMX output

DDJ-FLX4
No
DJControl Inpulse 500
No
Mixtrack Pro FX
No

Built-in speakers

DDJ-FLX4
No
DJControl Inpulse 500
No
Mixtrack Pro FX
No

Connection exceptions

DDJ-FLX4
Second USB-C port supplies power only.
DJControl Inpulse 500
Hercules doesn’t specify whether the 6.35 mm master jacks are balanced. AUX and microphone inputs use hardware mixing.
Mixtrack Pro FX
-

Jog wheels & transport

Jog / platter diameter

DDJ-FLX4
111.6 mm lower numeric value
DJControl Inpulse 500
140 mm
Mixtrack Pro FX
152.4 mm higher numeric value

Jog display

DDJ-FLX4
No
DJControl Inpulse 500
No
Mixtrack Pro FX
No

Jog display technology

DDJ-FLX4
No display
DJControl Inpulse 500
No display
Mixtrack Pro FX
No display

Feel / tension adjustment

DDJ-FLX4
No
DJControl Inpulse 500
No
Mixtrack Pro FX
No

Tempo fader length

DDJ-FLX4
60 mm lower numeric value
DJControl Inpulse 500
60 mm lower numeric value
Mixtrack Pro FX
100 mm higher numeric value

Performance & FX

Pads per deck

DDJ-FLX4
8
DJControl Inpulse 500
8
Mixtrack Pro FX
8

Velocity-sensitive pads

DDJ-FLX4
No
DJControl Inpulse 500
No
Mixtrack Pro FX
No

Pad backlighting

DDJ-FLX4
Single-color
DJControl Inpulse 500
RGB
Mixtrack Pro FX
Single-color

Dedicated stems controls

DDJ-FLX4
No
DJControl Inpulse 500
No
Mixtrack Pro FX
No

Hardware FX

DDJ-FLX4
No
DJControl Inpulse 500
Yes
Mixtrack Pro FX
No

FX controls

DDJ-FLX4
  • Knobs / buttons
DJControl Inpulse 500
  • Knobs / buttons
Mixtrack Pro FX
  • Knobs / buttons
  • Paddles

Extra features

DDJ-FLX4
  • Smart Fader
  • Smart CFX
DJControl Inpulse 500
  • Beatmatch Guide
  • Retractable feet
  • Hardware AUX filter
Mixtrack Pro FX
-

Display & media

Main display

DDJ-FLX4
No display
DJControl Inpulse 500
No display
Mixtrack Pro FX
No display

Touchscreen technology

DDJ-FLX4
No touchscreen
DJControl Inpulse 500
No touchscreen
Mixtrack Pro FX
No touchscreen

Media / storage

DDJ-FLX4
None
DJControl Inpulse 500
None
Mixtrack Pro FX
None

Network / wireless

DDJ-FLX4
  • Bluetooth MIDI
DJControl Inpulse 500
None
Mixtrack Pro FX
None

Size & power

Dimensions note

DDJ-FLX4
-
DJControl Inpulse 500
Dimensions are measured with feet folded. Height increases with the feet extended; the manufacturer product page lists different dimensions from the manual.
Mixtrack Pro FX
-

Width

DDJ-FLX4
482 mm lower numeric value
DJControl Inpulse 500
≈ 540 mm higher numeric value
Mixtrack Pro FX
≈ 536 mm

Depth

DDJ-FLX4
272.8 mm
DJControl Inpulse 500
≈ 296 mm higher numeric value
Mixtrack Pro FX
≈ 246 mm lower numeric value

Height

DDJ-FLX4
59.2 mm higher numeric value
DJControl Inpulse 500
≈ 56 mm
Mixtrack Pro FX
≈ 51 mm lower numeric value

Weight

DDJ-FLX4
2.1 kg lower numeric value
DJControl Inpulse 500
3.2 kg higher numeric value
Mixtrack Pro FX
2.3 kg

Power source

DDJ-FLX4
USB bus-powered For mobile operation, use a separate USB power adapter: 9 V / 3 A.
DJControl Inpulse 500
USB bus-powered
Mixtrack Pro FX
USB bus-powered

Audio specifications

Audio resolution (bit)

DDJ-FLX4
16 / 24
DJControl Inpulse 500
24
Mixtrack Pro FX
24

Sample rate (kHz)

DDJ-FLX4
44.1 / 48
DJControl Inpulse 500
44.1
Mixtrack Pro FX
44.1

Frequency response

DDJ-FLX4
20 Hz–20 kHz
DJControl Inpulse 500
-
Mixtrack Pro FX
-

Signal-to-noise ratio (dB)

DDJ-FLX4
103
DJControl Inpulse 500
-
Mixtrack Pro FX
-

Master out THD (USB, %)

DDJ-FLX4
0.005
DJControl Inpulse 500
-
Mixtrack Pro FX
-

Audio note

DDJ-FLX4
USB path; S/N at rated output, A-weighted; THD measured over 20 Hz–20 kHz.
DJControl Inpulse 500
-
Mixtrack Pro FX
-

Notable included items

Notable included items

DDJ-FLX4
  • USB Type-C cable
DJControl Inpulse 500
  • USB cable
Mixtrack Pro FX
-

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