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Samsung Galaxy S22 vs Oppo A78

2G Network SIM1: GSM 850 / 900 / 1800 / 1900SIM2: GSM 850 / 900 / 1800 / 1900   SIM1: GSM 850 / 900 / 1800 / 1900SIM2: GSM 850 / 900 / 1800 / 1900  
3G Network HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100   HSDPA 850 / 900 / 2100  
4G Network LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100)   LTE  
5G Network SA/NSA/Sub6/mmWave  
Dimensions 146 x 70.6 x 7.6 mm   160 x 73.2 x 7.9 mm  
Sim Type Dual Sim, Dual standby (2 Nano-SIMs + eSIM)   Dual Sim, Dual Standby (Nano-SIM)  
Weight 167 g   180 g  
Display Type 48Hz - 120Hz variable refresh rate, HDR10+, 1300 nits (peak), Always-on display   AMOLED Capacitive Touchscreen, Multitouch   90Hz, 430 nits  
Display Size 1080 x 2340 Pixels (~422 PPI)   6.43 Inches   1080 x 2400 Pixels (~409 PPI)  
Protection Corning Gorilla Glass Victus+   Corning Gorilla Glass 5  
Memory 256GB Built-in, 8GB RAM, UFS 3.1   256GB Built-in, 8GB RAM (+8GB Extended Ram)  
Card slot No   microSDXC  
GPRS Yes Yes
WLAN Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot   Wi-Fi 802.11 a/b/g/n/ac, dual-band  
BlueTooth v5.2 with A2DP, LE   v5.0 with A2DP, LE  
USB USB Type-C 3.2, USB On-The-Go   USB Type-C 2.0, OTG  
NFC Yes   Yes  
GPS Yes + A-GPS support & Glonass, BDS, GALILEO   Yes + A-GPS support, & GLONASS, BDS, GALILEO, QZSS  
Main Camera Geo-tagging, touch focus, face/smile detection, Auto HDR, panorama, Video ([email protected], [email protected]/60fps, [email protected]/60/240fps, [email protected], HDR10+, stereo sound rec., gyro-EIS)   Dual Camera: 50 MP, f/1.8, (wide), PDAF + 2 MP, f/2.4, (depth), LED Flash   Phase detection, Panorama, HDR, Video (1080p@30fps)  
Front Camera 10 MP, f/2.2, 26mm (wide), 1/3.24", Dual Pixel PDAF, Dual video call, Auto-HDR, Video ([email protected]/60fps, [email protected])   8 MP, f/2.0, (wide), Video (1080p@30fps)  
OS Android 12 OS   Android 13 OS  
Chipset Qualcomm SM8450 Snapdragon 8 Gen 1 (4 nm)   Qualcomm SM6225 Snapdragon 680 4G (6 nm)  
Processor Octa-core (1 x 3.00 GHz Cortex-X2 + 3 x 2.40 GHz Cortex-A710 + 4 x 1.70 GHz Cortex-A510   Octa-core (4 x 2.4 GHz Kryo 265 Gold + 4 x 1.9 GHz Kryo 265 Silver)  
GPU Adreno 730   Adreno 610  
Sensors Accelerometer, Barometer, Compass, FingerPrint (under display, ultrasonic), Gyro, Proximity   Accelerometer, Compass, Fingerprint (under display, optical), Gyro, Proximity  
Browser HTML5   HTML5  
Sound 32-bit/384kHz audio, Speaker Phone   3.5mm Audio Jack, Speaker Phone  
Colors Phantom Black, White, Pink Gold, Green, Graphite, Sky Blue, Violet, Cream   Mist Black, Aqua Green  
Battery - Fast charging 25W, USB Power Delivery 3.0, Fast Qi/PMA wireless charging 15W, Reverse wireless charging 4.5W   (Li-Po Non removable), 5000 mAh   - Fast charging 67W wired, PD, 76% in 30 min (advertised)  
Misc IP68 dust/water resistant (up to 1.5m for 30 mins) Armour aluminum frame with tougher drop and scratch resistance (advertised), Samsung DeX, Samsung Wireless DeX (desktop experience support), Bixby natural language commands and dictation, Samsung Pay (Visa, MasterCard certified), Document viewer, Photo/video editor   SMS(threaded view), MMS, Email, Push Mail, IM   IP54, dust and splash resistant, Photo/video editor, Document editor