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Samsung Galaxy A31 vs Tecno Spark 40

2G Network SIM1: GSM 850 / 900 / 1800 / 1900SIM2: GSM 850 / 900 / 1800 / 1900   SIM1: GSM 850 / 900 / 1800 / 1900SIM2: GSM 850 / 900 / 1800 / 1900  Best smartphone
3G Network HSDPA 850 / 900 / 1900 / 2100   HSDPA 900 / 2100  
4G Network LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)   LTE  
Dimensions 159.3 x 73.1 x 8.6 mm   165.6 x 77 x 7.7 mm  
Sim Type Dual Sim, Dual Standby (Nano-SIM)   Nano-SIM + Nano-SIM  
Weight 185 g   N/A  
Display Type Super AMOLED Capacitive Touchscreen, 16M Colors, Multitouch   IPS LCD Capacitive Touchscreen   120Hz  
Display Size 1080 x 2400 Pixels (~411 PPI)   6.67 Inches   1080 x 2460 Pixels (~403 PPI)  
Memory 128GB Built-in, 4GB RAM   128/256GB Built-in, 4/6/8GB RAM  
Card slot microSD Card, (supports up to 512GB)   microSDXC  
GPRS Yes
EDGE Yes
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot   Wi-Fi 802.11 a/b/g/n/ac, dual-band  
BlueTooth v5.0 with A2DP, LE   v5.4 with A2DP, LE  
USB 2.0, Type-C 1.0 reversible connector, USB On-The-Go   USB Type-C  
NFC Yes   No  
GPS Yes + A-GPS support & Glonass, BDS, GALILEO   Yes + A-GPS support  
Main Camera Geo-tagging, touch focus, face detection, panorama, HDR, Video ([email protected], [email protected])   Single Camera: 50 MP, (wide), PDAF Auxiliary lens, Dual LED Flash   Panorama, Video (1440p@30fps, 1080p@30fps)  
Front Camera 20 MP, f/2.2, (wide), HDR, Video ([email protected])   8 MP, (wide), Dual LED Flash, Video (1080p@30fps)  
OS Android 10.0 OS   Android 15 OS  
Chipset Helio P65 SoC   Mediatek Helio G81 (12 nm)  
Processor 2Ghz Octa Core   Octa-core (2 x 2.0 GHz Cortex-A75 + 6x 1.8 GHz Cortex-A55)  
GPU Mali-G52 MC2  
Sensors Accelerometer, Compass, Fingerprint (under display, optical), Gyro, Proximity   Accelerometer, Compass, Fingerprint (side-mounted), Proximity  
Browser HTML5   HTML5  
Sound 3.5mm Audio Jack, MP3/WAV/WMA/eAAC+/FLAC player, MP4/WMV/H.265 player, Speaker Phone   3.5mm Audio Jack, 24-bit/192kHz Hi-Res audio, Speaker Phone  
Colors Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White   Ink Black, Titanium Grey, Veil White, Mirage Blue  
Battery - Fast battery charging 15W   5200 mAh   - Fast battery 45W wired, 55 min to 100%  
Misc Active noise cancellation with dedicated mic, Photo/video editor, Document viewer   SMS(threaded view), MMS, Email, Push Mail, IM   IP64 dust tight and water resistant (water splashes), Drop resistant up to 1.5m