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  3. Galaxy M31 vs Galaxy M42 5G

Samsung Galaxy M31 vs Samsung Galaxy M42 5G

What Galaxy M31 does better (7) and where Galaxy M42 5G wins (5) — every spec side by side.

Samsung Galaxy M31
Samsung · 2020Galaxy M31
6.1Score
7 advantages≈ $330
vs
Samsung Galaxy M42 5G
Samsung · 2021Galaxy M42 5G
6.6Score
5 advantages≈ $240
Higher score
5.1Display5.5
7.5Camera6.7
6.6Battery4.0
5.0Features7.1
Dimensions

Size comparison

Galaxy M31Galaxy M42 5G
75.1 × 159.28.975.9 × 164.48.6
Galaxy M31Galaxy M42 5GDifference
Height159.2 mm164.4 mm−5.2 mm
Width75.1 mm75.9 mm−0.8 mm
Thickness8.9 mm8.6 mm+0.3 mm
Weight191 g190 g+1 g

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

Why is Galaxy M31 better than Galaxy M42 5G?

  1. Battery capacity6,000 mAh vs 5,000 mAh+20%
  2. Main camera64 MP vs 48 MP+33%
  3. Pixel density403 ppi vs 266 ppi+52%
  4. 4K selfie videoYes · Galaxy M42 5G: No
  5. CPU frequency2.3 GHz vs 2.2 GHz+5%
  6. Selfie camera32 MP vs 20 MP+60%
  7. Resolution (width)1,080 px vs 720 px+50%

Why is Galaxy M42 5G better than Galaxy M31?

  1. 5GNo · Galaxy M31: Yes
  2. Storage (base)64 GB vs 128 GB2×
  3. Screen size6.4″ vs 6.6″+3%
  4. Process10 nm vs 8 nm+25%
  5. Thickness8.9 mm vs 8.6 mm+3%
Specifications

Side by side

Design
Weight191 g190 g
Thickness8.9 mm8.6 mm
Height159.2 mm164.4 mm
Width75.1 mm75.9 mm
FramePlastic—
BackPlastic—
Glass protectionCorning Gorilla Glass 3—
ColoursOcean Blue, Space Black, RedPrism Dot Black, Prism Dot Gray
Display
Screen size6.4″6.6″
PanelSuper AMOLEDSuper AMOLED
OLED panelYesYes
Resolution (width)1,080 px720 px
Resolution (height)2,340 px1,600 px
Pixel density403 ppi266 ppi
Refresh rate60 Hz60 Hz
Peak brightness420 nits—
Measured brightness611 nits—
Screen-to-body ratio84.1%84.3%
HDRYes—
Performance
ChipsetExynos 9611Qualcomm SM7225 Snapdragon 750G 5G
Chip makerExynosQualcomm
Process10 nm8 nm
CPU cores88
CPU frequency2.3 GHz2.2 GHz
GPUMali-G72 MP3Adreno 619
AnTuTu score326,489—
Geekbench 6 (multi-core)1,023—
Memory
RAM8 GB8 GB
Storage (max)128 GB128 GB
Storage (base)64 GB128 GB
Storage typeUFS 2.1UFS 2.1
Memory card slotYesYes
Camera
Main camera64 MP48 MP
Main camera aperturef/1.8f/1.8
Main sensor size1/1.72"1/2.0"
Rear cameras22
Optical stabilisationNoNo
Ultra-wide cameraYesYes
Telephoto cameraNoNo
Max video4K4K
4K video frame rate30 fps30 fps
Selfie camera32 MP20 MP
4K selfie videoYesNo
Battery
Battery capacity6,000 mAh5,000 mAh
Battery typeLi-PoLi-Po
Wired charging15 W15 W
Charged in 30 min22%—
Wireless chargingNoNo
Connectivity
5GNoYes
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
Fingerprint sensorRearUnder display
SensorsFingerprint (rear-mounted), accelerometer, gyro, compassFingerprint (under display, optical), accelerometer, gyro, compass
SAR (head)0.48 W/kg0.69 W/kg
Software
OS at launchAndroid 10Android 11
PlatformAndroidAndroid
InterfaceOne UI 4.1One UI 5.1
To compare: 0up to 4 models
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