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  3. Galaxy M42 5G vs Galaxy M51

Samsung Galaxy M42 5G vs Samsung Galaxy M51

What Galaxy M42 5G does better (3) and where Galaxy M51 wins (8) — every spec side by side.

Samsung Galaxy M42 5G
Samsung · 2021Galaxy M42 5G
6.6Score
3 advantages≈ $240
vs
Samsung Galaxy M51
Samsung · 2020Galaxy M51
6.7Score
8 advantages≈ $510
Higher score
5.5Display6.0
6.7Camera7.5
4.0Battery8.0
7.1Features5.0
Dimensions

Size comparison

Galaxy M42 5GGalaxy M51
75.9 × 164.48.676.3 × 163.99.5
Galaxy M42 5GGalaxy M51Difference
Height164.4 mm163.9 mm+0.5 mm
Width75.9 mm76.3 mm−0.4 mm
Thickness8.6 mm9.5 mm−0.9 mm
Weight190 g213 g−23 g

Drawn to the same scale from the official dimensions (front and side).

Why is Galaxy M42 5G better than Galaxy M51?

  1. 5GYes · Galaxy M51: No
  2. Weight190 g vs 213 g+12%
  3. Thickness8.6 mm vs 9.5 mm+10%

Why is Galaxy M51 better than Galaxy M42 5G?

  1. Battery capacity5,000 mAh vs 7,000 mAh+40%
  2. Wired charging15 W vs 25 W+67%
  3. Main camera48 MP vs 64 MP+33%
  4. Pixel density266 ppi vs 393 ppi+48%
  5. 4K selfie videoNo · Galaxy M42 5G: Yes
  6. Selfie camera20 MP vs 32 MP+60%
  7. Resolution (width)720 px vs 1,080 px+50%
  8. Screen-to-body ratio84.3% vs 86.7%+3%
Specifications

Side by side

Design
Weight190 g213 g
Thickness8.6 mm9.5 mm
Height164.4 mm163.9 mm
Width75.9 mm76.3 mm
Frame—Plastic
Back—Plastic
Glass protection—Corning Gorilla Glass 3+
ColoursPrism Dot Black, Prism Dot GrayCelestial Black, Electric Blue, White
Display
Screen size6.6″6.7″
PanelSuper AMOLEDSuper AMOLED Plus
OLED panelYesYes
Resolution (width)720 px1,080 px
Resolution (height)1,600 px2,400 px
Pixel density266 ppi393 ppi
Refresh rate60 Hz60 Hz
Peak brightness—650 nits
Measured brightness—677 nits
Screen-to-body ratio84.3%86.7%
Performance
ChipsetQualcomm SM7225 Snapdragon 750G 5GQualcomm SDM730 Snapdragon 730G
Chip makerQualcommQualcomm
Process8 nm8 nm
CPU cores88
CPU frequency2.2 GHz2.2 GHz
GPUAdreno 619Adreno 618
AnTuTu score—266,620
Geekbench 6 (multi-core)—1,774
Memory
RAM8 GB8 GB
Storage (max)128 GB128 GB
Storage (base)128 GB128 GB
Storage typeUFS 2.1UFS 2.1
Memory card slotYesYes
Camera
Main camera48 MP64 MP
Main camera aperturef/1.8f/1.8
Main sensor size1/2.0"1/1.73"
Rear cameras22
Optical stabilisationNoNo
Ultra-wide cameraYesYes
Telephoto cameraNoNo
Max video4K4K
4K video frame rate30 fps30 fps
Selfie camera20 MP32 MP
4K selfie videoNoYes
Battery
Battery capacity5,000 mAh7,000 mAh
Battery typeLi-PoLi-Po
Wired charging15 W25 W
Charged in 30 min—35%
Wireless chargingNoNo
Connectivity
5GYesNo
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 5Wi-Fi 5
Bluetooth55
NFCYesYes
USBUSB Type-C 2.0USB Type-C 2.0
USB version22
Satellite navigationGLONASS, GALILEO, BDSGLONASS, GALILEO, BDS
Features
Stereo speakersNoNo
3.5 mm headphone jackYesYes
Loudspeaker loudness—-28.5 LUFS
Fingerprint sensorUnder displaySide
SensorsFingerprint (under display, optical), accelerometer, gyro, compassFingerprint (side-mounted), accelerometer, gyro, proximity, compass
SAR (head)0.69 W/kg0.61 W/kg
Software
OS at launchAndroid 11Android 10
PlatformAndroidAndroid
InterfaceOne UI 5.1One UI 4.1
To compare: 0up to 4 models
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