Phone Comparison - HTC Desire 820 vs Samsung Galaxy Note 4 Duos vs Samsung Galaxy A3

general General Info

Manufacturer HTC Samsung Samsung
Announced September 2014 October 2014 October 2014
Status Coming Soon - September 2014 Available - October 2014 Available - November 2014
Price - - Rs. 14,265 ($209.78) [Similarly Priced]
Colors Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tang Frosted white, Charcoal black, Bronze Gold, Blossom Pink Pearl White, Midnight Black, Platinum Silver, Soft Pink, Light B
Form Factor Candybar Candybar Candybar
Dimension 157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
153.5 x 78.6 x 8.5 mm
(6.04 x 3.09 x 0.33 in)
130.1 x 65.5 x 6.9 mm
( 5.12 x 2.58 x 0.27 in)
Weight 155 g (5.47 oz) 175 g (6.17 oz) 110.3 g (3.88.0.11 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1
TD-SCDMA 1880 / 2010 - SIM 1
GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 - EMEA version
HSDPA 900 / 2100 - Asia version
HSDPA 850 / 900 / 1900 / 2100 - SIM 1 HSDPA 850 / 1900 / 2100
4G Network LTE 900 / 1800 / 2100 / 2600 - EMEA version LTE 1800 / 2100 / 2600 (Bands 1, 3, 7) - SIM 1 LTE
Messaging SMS, MMS, Push Mail, EMail SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM
Build Features - - Fingerprint sensor (PayPal certified)
- S Pen stylus
-

hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) Android OS, v4.4.4 (KitKat) Android OS, v4.4.2 (KitKat)
Processor Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 Quad-core 2.7 GHz Krait 450, Qualcomm Snapdragon 805 Quad-core 1.2 GHz
GPU Adreno 405 Adreno 420 -
RAM 2 GB 3 GB 1 GB
Internal Memory 16 GB 16 GB 16 GB
External Memory microSD, up to 128 GB microSD, up to 128 GB microSD, up to 64 GB

display Display

Type LCD Capacitive Touchscreen Super AMOLED capacitive touchscreen Super AMOLED Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.7 inches 4.5 inches
Resolution 720 x 1280 pixels (267 ppi) 1440 x 2560 pixels (515 ppi) 540 x 960 pixels (245 ppi)
Screen-to-Body Ratio 67.20% 74.32% 65.39%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No No -
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 13 MP, 4160 x 3120 pixels 16 MP, 5312 x 2988 pixels 8 MP, 3264x2448 pixels
Flash LED flash optical image stabil LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR Dual Shot, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face/smile Detection, Panorama, HDR Auto focus, Geo-tagging, Face Detection, Panorama, HDR, Wide Selfie, Rear-cam Selfie
Video 1080p@30fps, 720p@60fps 2160p@30fps, 1080p@60fps, optical stabilization, dual-video rec. 1080p@30fps
Front Camera 8 MP, 1080p [Similar] 3.7 MP, 1440p [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSDPA, HSUPA, LTE HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL
Bluetooth v4.0, A2DP v4.1, A2DP, EDR, LE v4.0, BLE, ANT+
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi hotspot
USB microUSB v2.0 microUSB v2.0 (MHL 3), USB Host, USB On-the-go microUSB v2.0
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB, 2 GB RAM 16 GB, 3 GB RAM 16 GB, 1 GB RAM
Expandable Storage microSD, up to 128 GB microSD, up to 128 GB microSD, up to 64 GB
USB OTG - Supported -

Apps Sensors

Fingerprint fingerprint not supported fingerprint supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC supported NFC supported

battery Battery

Type Non-removable Li-Po Battery Li-Ion Battery Non-removable Li-Po Battery
Capacity 2600 mAh 3000 mAh 1900 mAh
Stand by Up to 424 h (3G) Up to 381 h (3G) -
Talk Time Up to 22 h 24 min (3G) - -