Phone Comparison - HTC Desire 820 vs Samsung Galaxy S6 vs HTC One A9

Price Comparison (India) - -

general General Info

Manufacturer HTC Samsung HTC
Announced September 2014 March 2015 October 2015
Status Coming Soon - September 2014 Available - April 2015 Available - November 2015
Price - Rs. 29,999 ($441.16) [Similarly Priced] Rs. 24,495 ($360.22) [Similarly Priced]
Colors Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tang White Pearl, Black Sapphire, Gold Platinum, Blue Topaz Acid Gold, Opal Silver, Deep Garnet, Carbon Gray, Rose Gold, Cas
Form Factor Candybar Candybar Candybar
Dimension 157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
143.4 x 70.5 x 6.8 mm
(5.65 x 2.78 x 0.27 in)
145.8 x 70.8 x 7.3 mm
(5.74 x 2.79 x 0.29 in)
Weight 155 g (5.47 oz) 138 g (4.87 oz) 143 g (5.04 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 1900 / 2100 - EMEA version
HSDPA 900 / 2100 - Asia version
HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE 900 / 1800 / 2100 / 2600 - EMEA version LTE LTE
Messaging SMS, MMS, Push Mail, EMail SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail
Build Features - - Corning Gorilla Glass 4 back panel
- Fingerprint sensor (PayPal certified)
- Samsung Pay (Visa, MasterCard certified)
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hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) Android OS, v5.0.2 (Lollipop) Android OS, v6.0 (Marshmallow)
Processor Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 Quad-core 1.5 GHz Cortex-A53 & Quad-core 2.1 GHz Cortex-A57, Exynos 7420 Octa-core 1.5 GHz Cortex-A53, Qualcomm MSM8952 Snapdragon 617
GPU Adreno 405 Mali-T760 Adreno 405
RAM 2 GB 3 GB 3 GB
Internal Memory 16 GB 32/64/128 GB 32 GB
External Memory microSD, up to 128 GB No microSD, up to 128 GB

display Display

Type LCD Capacitive Touchscreen Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 4 AMOLED capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.1 inches 5.0 inches
Resolution 720 x 1280 pixels (267 ppi) 1440 x 2560 pixels (577 ppi) 1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio 67.20% 70.66% 66.64%
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, 3456 x 4608 pixels, OIS 13 MP, 4128 x 3096 pixels
Flash LED flash LED Flash LED Flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Auto HDR, Panorama Autofocus, Optical Image Stabilization, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video 1080p@30fps, 720p@60fps 2160p@30fps, 1080p@60fps, 720p@120fps, HDR, dual-video rec. Yes
Front Camera 8 MP, 1080p [Similar] 5 MP, 1080p@30fps, dual video call, HDR [Similar] 4 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 HSPA 42.2/5.76 Mbps, LTE Cat6 300/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth v4.0, A2DP v4.1, A2DP, LE, apt-X v4.1, A2DP, apt-X
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, hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, hotspot
USB microUSB v2.0 microUSB v2.0 (MHL 3 TV-out), USB Host 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 32/64/128 GB, 3 GB RAM 32 GB, 3 GB RAM
Expandable Storage microSD, up to 128 GB No microSD, up to 128 GB
USB OTG - Supported -

Apps Sensors

Fingerprint fingerprint not supported fingerprint supported fingerprint 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 not supported

battery Battery

Type Non-removable Li-Po Battery Non-removable Li-Ion Battery Non-removable Li-Ion Battery
Capacity 2600 mAh 2550 mAh 2150 mAh
Stand by Up to 424 h (3G) - -
Talk Time Up to 22 h 24 min (3G) - -