Xiaomi Redmi Note 8 vs Samsung Galaxy M31 Prime

Phones Images
PHONES
Phone Names Xiaomi Redmi Note 8 Samsung Galaxy M31 Prime
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 20, 38, 401, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 38, 40, 41, 66
EDGE-Yes
GPRS-Class 10
SpeedHSPA 42.2/5.76 Mbps, LTE (4CA) Cat12 600/50 MbpsHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced2019, August 29. Released 2019, October 162020, October 14. Released 2020, October 17
StatusDiscontinuedDiscontinued
Body
BuildGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frameGlass front (Gorilla Glass 3), plastic back, plastic frame
Dimensions158.3 x 75.3 x 8.4 mm (6.23 x 2.96 x 0.33 in)159.2 x 75.1 x 8.9 mm (6.27 x 2.96 x 0.35 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight190 (6.70 oz)191 g (6.74 oz)
Display
ProtectionCorning Gorilla Glass 5Corning Gorilla Glass 3
Resolution1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Size6.3 inches, 97.4 cm2 (~81.7% screen-to-body ratio)6.4 inches, 100.5 cm2 (~84.1% screen-to-body ratio)
TypeIPS LCDSuper AMOLED, 420 nits (peak)
Platform
CPUOcta-core (4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver)Octa-core (4x2.3 GHz Cortex-A73 & 4x1.7 GHz Cortex-A53)
ChipsetQualcomm SDM665 Snapdragon 665 (11 nm)Exynos 9611 (10 nm)
GPUAdreno 610Mali-G72 MP3
OSAndroid 9.0 (Pie), upgradable to Android 11, MIUI 12.5Android 10, One UI 2.0
Memory
Call records-Yes
Card slotmicroSDXC (dedicated slot)microSDXC (dedicated slot)
Internal32GB 3GB RAM, 64GB 4GB RAM, 64GB 6GB RAM, 128GB 4GB RAM, 128GB 6GB RAM64GB 6GB RAM, 128GB 6GB RAM
Phonebook-Yes
 -UFS 2.1
Main Camera
FeaturesLED flash, HDR, panoramaLED flash, panorama, HDR
Quad48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro) Auxiliary lens64 MP, f/1.8, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 123˚ (ultrawide), 1/4.0", 1.12µm 5 MP (macro) Auxiliary lens
Single-3.15 MP
Video4K@30fps, 1080p@30/60/120fps; gyro-EIS4K@30fps, 1080p@30fps, gyro-EIS
Selfie camera
FeaturesHDR, panoramaHDR
Single13 MP, f/2.0, (wide), 1/3.1", 1.12µm32 MP, f/2.0, 26mm (wide), 1/2.8", 0.8µm
Video1080p@30fps4K@30fps, 1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth4.2, A2DP, LE5.0, A2DP, LE
Infrared portYes-
NFCNoNo
PositioningGPS, GLONASS, BDSGPS, GLONASS, GALILEO, BDS
RadioFM radioFM radio, RDS, recording
USBUSB Type-C 2.0, OTGUSB Type-C 2.0
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
Games-Downloadable
Java-Yes
Messaging-SMS, MMS, Email, Push Email, IM
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compassFingerprint (rear-mounted), accelerometer, gyro, compass
 -Virtual proximity sensing
Battery
Charging18W wired15W wired
Stand-by-Up to 150 h
Talk time-Up to 1 h 30 min
TypeLi-Po 4000 mAh, non-removableLi-Po 6000 mAh
Misc
ColorsNeptune Blue, Moonlight White, Space Black, Nebula Purple, Cosmic PurpleOcean Blue, Space Black, Iceberg Blue
ModelsM1908C3JH, M1908C3JG, M1908C3JISM-M315F/DS
PriceAbout 220 EURAbout 190 EUR
SAR0.26 W/kg (head)     1.00 W/kg (body)0.38 W/kg (head)
SAR EU0.19 W/kg (head)     1.09 W/kg (body)-
Tests
Audio quality Noise -94.0dB / Crosstalk -93.3dB-
Battery life Endurance rating 108h -
Camera Photo / Video-
Display Contrast ratio: 1521:1 (nominal)-
Loudspeaker Voice 78dB / Noise 72dB / Ring 81dB -
Performance AnTuTu: 141915 (v7), 161572 (v8) GeekBench: 5590 (v4.4), 1339 (v5.1) GFXBench: 5.9fps (ES 3.1 onscreen)-
OUR TESTS
Audio qualityNoise -94.0dB / Crosstalk -93.3dB-
Battery (old)Endurance rating 108h-
CameraPhoto / Video-
DisplayContrast ratio: 1521:1 (nominal)-
LoudspeakerVoice 78dB / Noise 72dB / Ring 81dB-
PerformanceAnTuTu: 141915 (v7), 161572 (v8) GeekBench: 5590 (v4.4), 1339 (v5.1) GFXBench: 5.9fps (ES 3.1 onscreen)-