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Product comparison · 2 headphones

Samsung ECOUTEURS GALAXY BUDS 4 PRO COLORIS NOIR SM-R640NZKAXEF vs Samsung Galaxy Buds4 Pro

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  • 33specifications compared
  • 3differ
  • 30identical
  • 25known for one product only

Key differences

The Samsung Galaxy Buds4 Pro has 3 more microphones than the Samsung ECOUTEURS GALAXY BUDS 4 PRO COLORIS NOIR SM-R640NZKAXEF (6 vs 3). The Samsung ECOUTEURS GALAXY BUDS 4 PRO COLORIS NOIR SM-R640NZKAXEF has 1.5 mm more depth than the Samsung Galaxy Buds4 Pro (19.6 mm vs 18.1 mm). Charging case dimensions (W x D x H): 51 x 28.3 x 51 mm on the Samsung ECOUTEURS GALAXY BUDS 4 PRO COLORIS NOIR SM-R640NZKAXEF, 28.3 x 51 x 51 mm on the Samsung Galaxy Buds4 Pro.

  • Number of microphones
    • 3
    • 6
  • Depth
    • 19.6 mm
    • 18.1 mm
  • Charging case dimensions (W x D x H)
    • 51 x 28.3 x 51 mm
    • 28.3 x 51 x 51 mm

Side by side

Differences highlightedShow differences only
58 specifications
A

Samsung

ECOUTEURS GALAXY BUDS 4 PRO COLORIS NOIR SM-R640NZKAXEFView product
B

Samsung

Galaxy Buds4 Pro

Model SM-R640

View product
Performanceidentical
Product typeHeadsetHeadset
Wearing styleIn-earIn-ear
Recommended usageCalls/MusicCalls/Music
Headset typeBinauralBinaural
Market segmentKnown for oneConsumer
Product colourBlackBlack
International Protection (IP) codeIP57IP57
AccelerometerYesYes
GyroscopeYesYes
Position sensorKnown for oneYes
Adaptive EQKnown for oneYes
Ports & interfacesidentical
Connectivity technologyTrue Wireless Stereo (TWS)True Wireless Stereo (TWS)
BluetoothYesYes
Bluetooth profilesKnown for oneA2DP, AVRCP, HFP, PBP, TMAP
Bluetooth version6.16.1
USB connectivityKnown for oneYes
USB connectorKnown for oneUSB Type-C
Headphonesidentical
Ear couplingIntraauralIntraaural
Driver unit1.1 cm1.1 cm
Number of driversKnown for one2
Noise cancelingYesYes
Noise canceling typeActiveActive
Noise reductionKnown for oneYes
Microphone1 differ
Microphone typeBuilt-inBuilt-in
MEMS (Micro-Electro-Mechanical System) microphoneYesYes
Number of microphonesDiffers36
Batteryidentical
Battery operatedYesYes
Left earpiece battery capacityKnown for one61 mAh
Right earpiece battery capacityKnown for one61 mAh
Talk time (with charging case)Known for one22 h
Battery capacity (charging case)530 mAh530 mAh
Continuous audio playback time (ANC off)7 h7 h
Continuous audio playback time (ANC on)6 h6 h
Continuous audio playback time (charging case/ANC off)30 h30 h
Continuous audio playback time (charging case/ANC on)26 h26 h
Talk time (ANC off)Known for one5 h
Talk time (ANC on)Known for one4.5 h
Battery capacityKnown for one61 mAh
Battery recharge time (charging case)Known for one1.23 h
Battery recharge timeKnown for one0.55 h
Wireless chargingKnown for oneYes
Weight & dimensions2 differ
Width18.1 mm18.1 mm
DepthDiffers19.6 mm18.1 mm
Height30.9 mm30.9 mm
Weight5.1 g5.1 g
Left earpiece weightKnown for one5.1 g
Right earpiece weightKnown for one5.1 g
Charging case dimensions (W x D x H)Differs51 x 28.3 x 51 mm28.3 x 51 x 51 mm
Charging case weight44.3 g44.3 g
Packaging contentidentical
Charging caseKnown for oneYes
Charging case capacity530 mAh530 mAh
AC adapter includedNoNo
Poweridentical
USB Type-C charging portYesYes
USB Type-C required charging power (max)Known for one4.5 W
USB Type-C required charging power (min)Known for one2.5 W
Other featuresidentical
Proximity sensorKnown for oneYes
Voice commandsKnown for oneYes
System requirementsidentical
Mobile operating systems supportedKnown for oneAndroid

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.

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