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Samsung Galaxy Core 2 vs Vivo V30

2G Network SIM1 850 / 900 / 1800 / 1900 SIM2 850 / 900 / 1800 / 1900 SIM1: GSM 850 / 900 / 1800 / 1900SIM2: GSM 850 / 900 / 1800 / 1900  
3G Network HSDPA 900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100  
4G Network LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)  
5G Network 5G SA/NSA  
Dimensions 130.3 x 68 x 9.8 mm 164.4 x 75.1 x 7.5 mm  
Sim Type Dual Sim, Dual Standby (Nano-SIM)  
Weight 138 g 186 g  
Display Type TFT capacitive touchscreen, 16M colors AMOLED Capacitive Touchscreen, 1B, Multitouch   Schott Alpha, HDR10+, 120Hz, 1200 nits (HBM), 2800 nits (peak)  
Display Size 4.5 inches 480 x 800 pixels (~207 ppi pixel density) 6.78 Inches   1260 x 2800 Pixels (~453 PPI)  
Multitouch Yes
Protection Schott Alpha  
Memory 4GB built-in 256GB Built-in, 12GB RAM, UFS 2.2  
Card slot microSD card (supports up to 64GB) No  
RAM 768MB RAM
GPRS Yes Yes
WLAN WLAN (Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct  
BlueTooth Bluetooth v4.0 with A2DP 5.4 with A2DP, LE, aptX HD, aptX Adaptive, aptX Losslessss  
USB USB V2.0 USB Type-C 2.0, OTG  
NFC Yes  
GPS Yes Yes + A-GPS support, & GLONASS, BDS, QZSS  
Main Camera 5MP, 2592 x 1944 pixels, autofocus, LED flash, geo-tagging, touch focus, face and smile detection, Video (480p@30fps), 2ndary VGA Triple Camera: 50 MP, f/1.9, 23mm (wide), 1/1.55", PDAF, OIS + 50 MP, f/2.0, 15mm, (ultrawide), 1/2.76", AF + 2 MP, f/2.4 (market/region dependent), Ring-LED flash   Phase detection, Geo-tagging, touch focus, face detection, HDR, panorama, Video (4K@30fps, 1080p@30fps, gyro-EIS)  
Front Camera 50 MP, f/2.0, 21mm (wide), AF, HDR, Dual LED Flash, Video (1080p@30fps)  
OS Android OS, v4.4.2 (KitKat) Android 14 OS  
Chipset Qualcomm Snapdragon 7 Gen 3 (4 nm)  
Processor 1.2 GHz Quad-Core Octa-core (1 x 2.63 GHz Cortex-A715 + 3 x2.4 GHz Cortex-A715 + 4x 1.8 GHz Cortex-A510)  
GPU Adreno 720  
Sensors Accelerometer Accelerometer, Compass, Fingerprint (under display, optical), Gyro, Proximity  
Browser HTML 5 HTML5  
Sound FM radio, 3.5mm audio jack, MP4/H.264/H.263 player, MP3/WAV/eAAC+ player, SNS integration, YouTube, Google Talk, Image/video editor, Games (built-in + downloadable) 24-bit/192kHz Hi-Res audio (market/region dependent), Snapdragon Sound (market/region dependent), Speaker Phone  
Colors White, Black Peacock Green, Waving Aqua  
Battery 2000mAh (Li-Po Non removable), 5000 mAh   - Fast battery 80W wired, PD, 100% in 48 min (advertised), Reverse wired  
Misc GPS + A-GPS support & GLONASS, Document viewer, Google Search, Maps, Gmail, Predictive text input,Google Talk, Picasa, Speakerphone SMS(threaded view), MMS, Email, Push Mail, IM   NFC (market/region dependent), Glass front, plastic frame, glass back, IP54, dust and splash resistant, Document viewer, Photo/video editor