Compareswap_vert

Microsoft Lumia 640 Dual SIM vs Oppo A6 256GB

2G Network SIM1: GSM 850 / 900 / 1800 / 1900 SIM2: GSM 850 / 900 / 1800 / 1900 SIM1: GSM 850 / 900 / 1800 / 1900SIM2: GSM 850 / 900 / 1800 / 1900  
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100  
4G Network LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)  
Dimensions 141.3 x 72.2 x 8.8 mm 166.61 x 78.51 x 8.61mm  
Sim Type Nano-SIM + Nano-SIM  
Weight 145 g 215 g  
Display Type IPS LCD capacitive touchscreen, 16M colors, ClearBlack display IPS LCD Capacitive Touchscreen   120Hz, 800nits (Typical)  
Display Size 5.0 inches (~67.6% screen to body ratio), 720 x 1280 pixels (~294 ppi pixel density) 6.75 Inches   720 x 1570 Pixels (~256 PPI)  
Multitouch Yes
Protection Corning Gorilla Glass 3
Memory 8GB built-in 256GB Built-in, 8GB RAM, UFS 2.2  
Card slot microSD card (supports up to 128GB) microSD Card  
RAM 1GB RAM
GPRS Yes
WLAN WLAN (Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot  
BlueTooth Bluetooth v4.0 with A2DP v5.0 with A2DP, LE  
USB USB (microUSB v2.0) USB Type-C  
NFC No  
GPS Yes Yes + A-GPS support & Glonass, BDS, GALILEO, QZSS  
Main Camera 8 MP, 3264 x 2448 pixels, autofocus, LED flash, 1/4'' sensor size, Video (1080p@30fps), Dual Camera: 50 MP, f/1.8, AF + 2 MP, f/2.4, LED Flash   panorama, HDR, Video  
Front Camera 1 MP, 720p 8 MP, f/2.0  
OS Microsoft Windows Phone 8.1 with Lumia Denim Android 15 OS  
Chipset Qualcomm Snapd Qualcomm Snapdragon 685  
Processor 1.2 GHz Quad-Core Cortex-A7 Octa Core  
GPU GPU: Adreno 305 Adreno 610  
Sensors Accelerometer, proximity, compass Accelerometer, gyro, proximity, compass, Fingerprint  
Browser HTML5 HTML5  
Sound Stereo FM radio with RDS, 3.5mm audio jack, MP4/H.264/H.263/WMV player, MP3/WAV/eAAC+/WMA player, Video/photo editor, Games (built-in) 3.5mm Audio Jack, Speaker  Phone  
Colors Glossy cyan, Orange, White, Matte black Sapphire Blue, Aurora Gold  
Battery 30 min 2500 mAh 7000 mAh   - Fast battery 45W  
StandBy Time Stand-by up to 840 hrs
TalkTime Talk-time up to 27 hrs
Misc GPS + A-GPS support, GPU, Dual SIM (Micro-SIM, dual stand-by), Active noise cancellation with dedicated mic, Document viewer/editor, Speakerphone SMS(threaded view), MMS, Email, Push Mail, IM   IP69 dust & water resistance, Photo/video editor, Document viewer