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Haier Esteem i50 vs Oppo Reno 15

2G Network SIM1: GSM 900 / 1800 SIM2: GSM 900 / 1800 SIM1: GSM 850 / 900 / 1800 / 1900SIM2: GSM 850 / 900 / 1800 / 1900  
3G Network HSPDA HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100  
4G Network LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 20(800), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)  
5G Network SA/NSA  
Dimensions 143.8 x 72.3 x 8.45mm 158 x 74.8 x 7.77mm (Twilight Blue), 7.89mm (Aurora White)  
Sim Type Nano-SIM + Nano-SIM + eSIM (max 2 at a time)  
Weight 138g 197 g  
Display Type IPS capacitive touchscreen, 16M colors AMOLED Capacitive Touchscreen, 1B Colors   120Hz, HDR10+, 600 nits (typ), 1200 nits (HBM)  
Display Size 5.0 Inches, 1280 x 720 Pixels 6.59 Inches   1256 x 2760 Pixels (~460 PPI)  
Multitouch Yes
Protection Corning Gorilla Glass 7i  
Memory 8GB built-in 1GB RAM 256GB Built-in, 12GB RAM, UFS 3.1  
Card slot No  
GPRS Yes
WLAN WLAN (Wi-Fi 802.11 b/g/n) Wi-Fi 802.11 a/b/g/n/ac, dual-band  
BlueTooth Bluetooth v5.4 with A2DP, LE, aptX HD, LHDC 5  
USB USB USB Type-C 2.0, OTG  
NFC Yes  
GPS Yes Yes + GPS, GLONASS, GALILEO, BDS, QZSS  
Main Camera 8 MP, Autofocus, LED Flash, Video, Triple Camera: 50 MP, f/1.8, 26mm (wide), PDAF, OIS + 50 MP, f/2.8, 80mm (telephoto), PDAF, OIS, 3.5x optical zoom + 8 MP, f/2.2, 15mm, (ultrawide), 1/4.0", AF, LED Flash   Color spectrum sensor, HDR, panorama, Video (4K@30/60fps, 1080p@30/60/120fps, gyro-EIS, HDR)  
Front Camera 2 MP 50 MP, f/2.0, 18mm (ultrawide), AF, Panorama, HDR, Video (4K@30/60fps, 1080p@30/60fps, gyro-EIS, HDR)  
OS Android 5.0 (Lollipop) Android 16 OS  
Chipset Qualcomm SM7750-AB Snapdragon 7 Gen 4 (4 nm)  
Processor 1.3 GHZ Quad-Core Octa-core (1 x 2.8 GHz Cortex-720 + 4 x 2.4 GHz Cortex-720 + 3 x 1.8 GHz Cortex-520)  
GPU Adreno 722  
Sensors Light Sensor Accelerometer, Compass, Fingerprint (under display, optical), Gyro, Proximity, BeaconLink calls via bluetooth, up to 200m  
Browser HTML5 HTML5  
Sound FM Radio, 3.5mm audio jack, MP4/WMV/H.264/H.263 player, MP3/AAC/WMA/WAV player, Google Talk, Games (built-in + downloadable) Speaker Phone  
Colors White, Black Twilight Blue, Aurora White  
Battery 2000 mAh 6500 mAh   - Fast battery 80W wired, 80W UFCS, 55W PPS, 13.5W PD, 13.5W QC, 100% in 50 min, Reverse wired  
Misc GPS + A-GPS support, Dual-Sim, Google Search, Maps, Gmail, Youtube, office, Calendar, Google Play Store, Speakerphone SMS(threaded view), MMS, Email, Push Mail, IM   NFC (market/region dependent), Glass front + Gorilla Glass 7i), aluminum frame, glass back, IP68/IP69 dust tight and water resistant (high pressure water jets; immersible up to 1.5m for 30 min)