5 best Drone racer 4 in 1 ESC for 6S of 2019

This is most advanced list of most expensive and one reasonable good price 4 in 1 ESC for 6S of 2019

• T-motor F55A PROII 55A 3-6S 4 IN 1 Blheli_32 32bit Brushless ESC (~70$)
• Aikon AK32 55A Blheli_32 2-6S Brushless ESC (~70$)
• Racerstar Metal 60A Blheli_32 3-8S 4 IN 1 Brushless ESC (~40$ with coupon BGRM60A normal price 70$)
• TRANSTEC 50A 3-6S Blheli_32 4 In 1 Brushless ESC 5V/3A BEC(~60$)
• Airbot Furling 32 4in1 BLHELI_32 3-6S 4x45A Brushless ESC (~50$)
• The upcoming 20x20mm Hobbywing XRotor Micro 40A BLheli_32 4in1

T-Motor F55A

T-motor F55A PROII 55A 3-6S 4 IN 1 Blheli_32 32bit w/ LED DSHOT1200 Brushless ESC 30.5X30.5MM for RC Drone FPV Racing

Specification:
Brand name: T-motor 
Item name: F55A PROII  3-6S 4 IN 1 Blheli_32 Brushless ESC
Continous current: 4*55A
Burst current: 4*75A
Size: 45x41x7.3mm
Weight: 17.3g (including heatsink)
BEC Output: [email protected]

Package Included:
1 x F55A PROII Brushless ESC

T-motor F55A PROII 55A 3-6S 4 IN 1 Blheli_32 32bit Brushless ESC (~70$)

Aikon AK32 55A

Aikon AK32 55A Blheli_32 2-6S Brushless ESC w/ 5V/3A BEC for RC Drone FPV Racing

Specification:
Brand name: Aikon
Item name: AK32 55A Brushless ESC
Lipo cell: 2-6S
Constant Current: 55A
Burst Current:  65A
BEC: 5V/3A
Size: 36x36mm
Mount holes: 30.5x30.5mm
Firmware: Blheli_32
MCU: STM32 F0
Bootloader: YES
Weight( with/wire): 15g (with wire)
Signal wire length: 100mm
Battery wire length: 150mm

Package Included:
1 x  AK32 55A Brushless ESC

Aikon AK32 55A Blheli_32 2-6S Brushless ESC (~70$)

Racerstar Metal 60A

Racerstar Metal 60A Blheli_32 3-8S 4 IN 1 Brushless ESC w/ Current sensor DShot1200 CNC IP65 Waterproof 24g for RC Drone

Specification:
Brand name: Racerstar
Item name: Metal 60A 
Firmwire:  Blheli_32
Con.Current:60A
Peak Current(10s):70A
LBEC:NO
SBEC:NO
Lipo:3-8S
Programming :YES
Weight:24g
Size(PCB):43*45mm
Mounting size: 30.5x30.5mm M3

Feature:
With current sensor
Improved MOS tube dead zone temperature lower
Pad gold edge

Package Included:
1 x Metal 60A  3-8S Blheli_32 Brushless ESC

Racerstar Metal 60A Blheli_32 3-8S 4 IN 1 Brushless ESC (~40$ with coupon BGRM60A normal price 70$)

TTTRC T1-50A 50A

TRANSTEC 50A 3-6S Blheli_32 Brushless ESC 5V/3A BEC 30.5x30.5mm for RC Drone FPV Racing

Specification:
Brand name: TRANSTEC
Item name: 50A 4in1 Blheli_32 ESC
Support 3-6S input
ESC Telemetry
Current Sensor
5V 3A BEC
Mounting Hole : 30.5 x 30.5mm
Support DSHOT150/300/600 Proshot1000
Firmware: TRANSTECN_50A
Size: 45x41.5x7.5mm
Weight: 16g

Package Included:
1 x 50A 4in1 ESC
1 x XT60 Power Cable
5 x Anti-vibration Silicon Rubber Spacer
2 x 8P Cable
1 x Capacitor

TRANSTEC 50A 3-6S Blheli_32 4 In 1 Brushless ESC 5V/3A BEC(~60$)

Airbot Furling 32

Airbot Furling 32 4in1 BLHELI_32 3-6S 4x45A Brushless ESC with F3 MCU ADC Current Sensor for RC Drone

Specification:

• 32bit ESC with BLHELI32 firmware
• Supports 3-6S lipo input
• PWM input, TLM supported
• Voltage output (VBAT)
• NO BEC
• Supports oneshot / Multishot / Dshot PWM
• Mounting holes 30.5x30.5mm
• Supports damped light
• F3 MCU, runs double faster than F051
• Extra Cap needed for high current or 6s usage

Features:

-New BLHELI32 ESC with F3 MCU, give more smooth control and 

-faster responding speed. 

-Supports up to 55A burst and 45A continued

Package included: 
1x Airbot Furling 32 4in1 BLHELI_32 ESC

Airbot Furling 32 4in1 BLHELI_32 3-6S 4x45A Brushless ESC (~50$)