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Infinix Note 50 4G vs Vivo Y31

What Note 50 4G does better (16) and where Y31 wins (6) — every spec side by side.

Infinix Note 50 4G
Infinix · 2025Note 50 4G
7.7Score
16 advantages≈ $170
Higher score
vs
Vivo Y31
Vivo · 2025Y31
7.4Score
6 advantages≈ $160
9.2Display6.2
7.1Camera4.6
8.4Battery8.4
4.4Features6.7
Dimensions

Size comparison

Note 50 4GY31
74.4 × 163.37.677 × 166.18.4
Note 50 4GY31Difference
Height163.3 mm166.1 mm−2.8 mm
Width74.4 mm77 mm−2.6 mm
Thickness7.6 mm8.4 mm−0.8 mm
Weight199 g209 g−10 g

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

Why is Note 50 4G better than Y31?

  1. OLED panelYes · Y31: No
  2. Optical stabilisationYes · Y31: No
  3. Wireless chargingYes · Y31: No
  4. NFCYes · Y31: No
  5. Refresh rate144 Hz vs 120 Hz+20%
  6. Pixel density393 ppi vs 264 ppi+49%
  7. Wired charging45 W vs 44 W+2%
  8. Peak brightness1,300 nits vs 1,000 nits+30%
  9. Storage (base)256 GB vs 128 GB2×
  10. Weight199 g vs 209 g+5%
  11. Selfie camera13 MP vs 8 MP+62%
  12. Resolution (width)1,080 px vs 720 px+50%

Why is Y31 better than Note 50 4G?

  1. Battery capacity5,200 mAh vs 6,500 mAh+25%
  2. Water resistance (IPx)IPx4 vs IPx82×
  3. Storage (max)256 GB vs 512 GB2×
  4. 5GNo · Note 50 4G: Yes
  5. Process6 nm vs 4 nm+50%
  6. Main camera aperturef/1.9 vs f/1.8+6%
Specifications

Side by side

Vivo Y31Vivo Y31≈ $1607.4
Design
Weight199 g209 g
Thickness7.6 mm8.4 mm
Height163.3 mm166.1 mm
Width74.4 mm77 mm
FrameAluminium—
BackPlastic—
Ingress protectionIP64IP68
Water resistance (IPx)IPx4IPx8
Glass protection—Guardian Glass (ion-strengthened)
ColoursTitanium Grey, Ruby Red, Mountain Shade, Shadow BlackRose Red, Diamond Green
Display
Screen size6.8″6.7″
PanelAMOLEDIPS LCD
OLED panelYesNo
Resolution (width)1,080 px720 px
Resolution (height)2,436 px1,608 px
Pixel density393 ppi264 ppi
Refresh rate144 Hz120 Hz
Peak brightness1,300 nits1,000 nits
Screen-to-body ratio90.4%84%
Performance
ChipsetMediatek Helio G100 UltimateQualcomm SM4450 Snapdragon 4 Gen 2
Chip makerMediaTekQualcomm
Process6 nm4 nm
CPU cores88
CPU frequency2.2 GHz2.2 GHz
GPUMali-G57 MC2Adreno 613
AnTuTu score579,515—
Geekbench 6 (multi-core)1,946—
Memory
RAM8 GB8 GB
Storage (max)256 GB512 GB
Storage (base)256 GB128 GB
Storage typeUFS 2.2eMMC 5.1
Memory card slotYesYes
Camera
Main camera50 MP50 MP
Main camera aperturef/1.9f/1.8
Main sensor size1/1.57"—
Rear cameras11
Optical stabilisationYesNo
Ultra-wide cameraNoNo
Telephoto cameraNoNo
Max video1080p1080p
Selfie camera13 MP8 MP
4K selfie videoNoNo
Battery
Battery capacity5,200 mAh6,500 mAh
Battery typeLi-PoLi-Ion
Wired charging45 W44 W
Charged in 30 min50%39%
Wireless chargingYesNo
Wireless charging power30 W—
Reverse wireless chargingYes—
Connectivity
5GNoYes
eSIMNoNo
Dual SIMYesYes
Wi-Fi standardWi-Fi 5Wi-Fi 5
Bluetooth5.44.2
NFCYesNo
USBUSB Type-C 2.0USB Type-C 2.0
USB version22
Infrared portYes—
Satellite navigationGLONASS, GALILEO, BDSGLONASS, GALILEO, BDS, QZSS
Features
Stereo speakersYesYes
3.5 mm headphone jackNoNo
Fingerprint sensorUnder displaySide
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, proximity, compass
SAR (head)—1.13 W/kg
Software
OS at launchAndroid 15Android 15
PlatformAndroidAndroid
InterfaceXOS 15Funtouch 15
Major OS updates promised2—
To compare: 0up to 4 models
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