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Product comparison · 2 headphones

Samsung Galaxy SM-R540 Headset True Wireless Stereo (TWS) In-ear Calls/Music Bluetooth Black vs Samsung Galaxy Buds4 Pro

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  • 45specifications compared
  • 16differ
  • 29identical
  • 5known for one product only

Key differences

  • International Protection (IP) code
    • IP54
    • IP57
  • Number of drivers
    • 1
    • 2
  • Left earpiece battery capacity
    • 45 mAh
    • 61 mAh
  • Right earpiece battery capacity
    • 45 mAh
    • 61 mAh
  • Continuous audio playback time (ANC off)
    • 6 h
    • 7 h
  • Continuous audio playback time (ANC on)
    • 5 h
    • 6 h
  • Continuous audio playback time (charging case/ANC on)
    • 24 h
    • 26 h
  • Talk time (ANC off)
    • 4 h
    • 5 h

Side by side

Differences highlightedShow differences only
50 specifications
A

Samsung

Galaxy SM-R540 Headset True Wireless Stereo (TWS) In-ear Calls/Music Bluetooth Black

Model SM-R540

View product
B

Samsung

Galaxy Buds4 Pro

Model SM-R640

View product
Performance1 differ
Product typeHeadsetHeadset
Wearing styleIn-earIn-ear
Recommended usageCalls/MusicCalls/Music
Headset typeBinauralBinaural
Market segmentConsumerConsumer
Product colourBlackBlack
International Protection (IP) codeDiffersIP54IP57
AccelerometerYesYes
GyroscopeYesYes
Position sensorKnown for oneYes
Adaptive EQYesYes
Ports & interfacesidentical
Connectivity technologyTrue Wireless Stereo (TWS)True Wireless Stereo (TWS)
BluetoothYesYes
Bluetooth profilesA2DP, AVRCP, HFP, PBP, TMAPA2DP, AVRCP, HFP, PBP, TMAP
Bluetooth version6.16.1
Headphones1 differ
Ear couplingIntraauralIntraaural
Driver unit1.1 cm1.1 cm
Number of driversDiffers12
Noise cancelingYesYes
Noise canceling typeActiveActive
Microphoneidentical
Microphone typeBuilt-inBuilt-in
MEMS (Micro-Electro-Mechanical System) microphoneYesYes
Number of microphones66
Battery7 differ
Battery operatedYesYes
Left earpiece battery capacityDiffers45 mAh61 mAh
Right earpiece battery capacityDiffers45 mAh61 mAh
Talk time (with charging case)Known for one22 h
Battery capacity (charging case)Known for one530 mAh
Continuous audio playback time (ANC off)Differs6 h7 h
Continuous audio playback time (ANC on)Differs5 h6 h
Continuous audio playback time (charging case/ANC off)30 h30 h
Continuous audio playback time (charging case/ANC on)Differs24 h26 h
Talk time (ANC off)Differs4 h5 h
Talk time (ANC on)Differs3.5 h4.5 h
Weight & dimensions6 differ
WidthDiffers18.3 mm18.1 mm
DepthDiffers18.3 mm18.1 mm
HeightDiffers30.5 mm30.9 mm
WeightKnown for one5.1 g
Left earpiece weightDiffers4.6 g5.1 g
Right earpiece weightDiffers4.6 g5.1 g
Charging case dimensions (W x D x H)28.3 x 51 x 51 mm28.3 x 51 x 51 mm
Charging case weightDiffers45.1 g44.3 g
Packaging content1 differ
Charging caseYesYes
Charging case capacityDiffers515 mAh530 mAh
AC adapter includedNoNo
Poweridentical
USB Type-C charging portYesYes
USB Type-C required charging power (max)4.5 W4.5 W
USB Type-C required charging power (min)2.5 W2.5 W
Other featuresidentical
Proximity sensorYesYes
Voice commandsKnown for oneYes

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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