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HTC Desire 828 vs Tecno Spark 40

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  Best smartphone
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100  
4G Network LTE LTE  
Dimensions 157.7 x 78.9 x 7.9 mm 165.6 x 77 x 7.7 mm  
Sim Type Nano-SIM + Nano-SIM  
Weight N/a N/A  
Display Type Capacitive touchscreen, 16M colors, HTC Sense 6.0 UI IPS LCD Capacitive Touchscreen   120Hz  
Display Size 5.5 inches, 1080 x 1920 pixels (~401 ppi pixel density) 6.67 Inches   1080 x 2460 Pixels (~403 PPI)  
Multitouch Yes
Memory 16GB built-in 128/256GB Built-in, 4/6/8GB RAM  
Card slot microSD card (supports up to 200GB) microSDXC  
RAM 2GB RAM
GPRS Yes
WLAN WLAN (Wi-Fi 802.11 a/b/g/n Wi-Fi 802.11 a/b/g/n/ac, dual-band  
BlueTooth Bluetooth v5.4 with A2DP, LE  
USB USB (microUSB v2.0) USB Type-C  
NFC No  
GPS Yes Yes + A-GPS support  
Main Camera 13 MP, 4160 x 3120 pixels, autofocus, optical image stabilization, LED flash, Geo-tagging, touch focus, face detection, HDR, panorama, video 1080p@30fps, Single Camera: 50 MP, (wide), PDAF Auxiliary lens, Dual LED Flash   Panorama, Video (1440p@30fps, 1080p@30fps)  
Front Camera 4 MP, 1080p (1/3'' sensor size, 2?m pixel size) 8 MP, (wide), Dual LED Flash, Video (1080p@30fps)  
OS Android OS, v5.1 (Lollipop) Android 15 OS  
Chipset Mediatek MT6753 Mediatek Helio G81 (12 nm)  
Processor 1.5 GHz Octa-Core Cortex-A53 Octa-core (2 x 2.0 GHz Cortex-A75 + 6x 1.8 GHz Cortex-A55)  
GPU GPU: Mali-T720MP3 Mali-G52 MC2  
Sensors Accelerometer, proximity, compass Accelerometer, Compass, Fingerprint (side-mounted), Proximity  
Browser HTML5 HTML5  
Sound FM Radio, 3.5mm audio jack, MP4/H.263 player, MP3/WAV player, YouTube, Google Talk, Games (built-in + downloadable) 3.5mm Audio Jack, 24-bit/192kHz Hi-Res audio, Speaker Phone  
Colors White Ink Black, Titanium Grey, Veil White, Mirage Blue  
Battery 2800 mAh 5200 mAh   - Fast battery 45W wired, 55 min to 100%  
Misc GPS + A-GPS support & GLONASS, Dual SIM + Nano-SIM, dual stand-by), Document viewer, Photo video/editor, Google Search, Maps, Gmail, YouTube, Calendar, Speakerphone SMS(threaded view), MMS, Email, Push Mail, IM   IP64 dust tight and water resistant (water splashes), Drop resistant up to 1.5m