HTC Desire 728 Dual SIM vs Asus Zenfone Selfie ZD551KL 16GB vs HTC Desire 820

BASIC INFO
Model No HTC Desire 728G dual sim with 1.5 GB RAM and no LTE Zenfone Selfie ZD551KL 16GB 2014, September
Status Discontinued Available Available. Released 2014, November
Release Date 2015, September 2015, August 2014, August
Dimension 157.9 x 77.8 x 7.9 mm (6.22 x 3.06 x 0.31 in) 156.5 x 77.2 x 10.8 mm (6.16 x 3.04 x 0.43 in) 157.7 x 78.7 x 7.7 mm (6.21 x 3.10 x 0.30 in)
Weight 153 g (5.40 oz) 170 g (6.00 oz) 155 g (5.47 oz)
Colors White, Black Pure White, Chic Pink, Aqua Blue Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tangerine White, Saffron Grey, Flamingo Grey, Blue Misty, Monarch Orange
Body Metrial - - -
W & D Proof - - -
SIM Type Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Micro-SIM, dual stand-by) Nano-SIM
Technology GSM / HSPA / LTE GSM / HSPA / LTE GSM / HSPA / LTE
OS Android OS, v5.1 LollyPop Android OS, v5.0 (Lollipop), upgradable to v6.0 (Marshmallow) Android OS, v4.4.2 (KitKat)
PROSESSING
Processor Octa-core 1.3 GHz Cortex-A53 Octa-core (4x1.7 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53) Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53
Chipset Mediatek MT6753 Qualcomm MSM8939 Snapdragon 615 Qualcomm MSM8939 Snapdragon 615
GPU Mali-T720MP3 Adreno 405 Adreno 405
MEMORY
RAM 2GB RAM - Desire 728
1.5GB RAM - Desire 728G
2/3 GB 2GB
Storage 16GB 16/32 GB 16GB
Card Slot up to 200 GB (dedicated slot) microSD, up to 256 GB. up to 128 GB (dedicated slot)
DISPLAY
Size 5.5 inches 5.5 Inches 5.5 inches
Type Super LCD2 capacitive touchscreen, 16M colors IPS capacitive touchscreen, 16M colors Super LCD3 capacitive touchscreen, 16M colors
Resolation 720 x 1280 pixels 1080 x 1920 pixels 720 x 1280 pixels
PPI 267 ppi pixel density 403 ppi pixel 267 ppi pixel density
Multi touch Yes, HTC Sense UI Yes Yes
Protection - Corning Gorilla Glass 4, oleophobic coating Corning Gorilla Glass 3, HTC Sense UI 6.0
CAMERA
Primary 13 MP, f/2.2, 28mm, autofocus 13 MP 13 MP 4160 x 3120 pixels, Autofocus
Video 1080p@30fps, 720p@60fps, HDR, stereo sound 1080p@30fps Yes, 720p@30fps
Flash Led flash LED flash Led flash
Features Geo-tagging, touch focus, face detection, HDR, panorama 1/3 Geo-tagging, touch focus, face detection, HDR
Selfie 5 MP, f/2.8, 34mm, 1080p@30fps 13MP Yes, 8 MP
BATTERY
Battery Li-Po Li-Po Li-Po
Capacity 2800 mAh 3000 mAh 2600 mAh
Removable Non-removable Removable Non-removable
StandBy Up to 496 h (2G) / Up to 485 h (3G) - Up to 424 h (3G)
Talk Time Up to 26 h (2G) / Up to 21 h (3G) - Up to 22 h 24 min (3G)
Music Play Up to 46 h - -
Browsing - HTML5 -
Video Playback - - -
F Charging - - -
W Charging - - -
NETWORK
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800 / 1900 - Desire 728G
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 - Desire 728, Desire 728G
CDMA2000 1xEV-DO - Desire 728G
HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 - EMEA, Asia
HSDPA 850 / 900 / 2100 - Europe
TD-SCDMA - Asia
4G Network LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) - Desire 728 LTE band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800) - Global LTE band 3(1800), 7(2600), 8(900), 20(800) - Europe
LTE band 1(2100), 3(1800), 7(2600), 8(900) - EMEA
LTE band 1(2100), 3(1800), 7(2600), 8(900), 28(700), 38(2600), 39(1900), 40(2300), 41(2500) - Asia
Speed HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
5G - - -
CONECTIVY
WALAN Wi-Fi 802.11 b/g/n, DLNA, hotspot Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
BlueTooth v4.1, A2DP v4.0, A2DP, EDR v4.0, A2DP, apt-X
USB microUSB v2.0 microUSB v2.0, USB Host microUSB v2.0, USB Host
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS
NFC No - Yes (optional)
Audio jeck Yes, 3.5mm 3.5mm jack Yes, 3.5mm
OTHERS
Sensors Accelerometer, proximity, compass Accelerometer, gyro, proximity, compass Accelerometer, proximity, compass
Radio FM radio FM radio, RDS FM radio
SARUS - - -
SAREU 0.81 W/kg (head) - -
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