• Samsung Galaxy Alpha (S801) vs HTC Desire 820 vs HTC Desire 620 Dual SIM

Phone Comparison - Samsung Galaxy Alpha (S801) vs HTC Desire 820 vs HTC Desire 620 Dual SIM

general General Info

Manufacturer Samsung HTC HTC
Announced August 2014 September 2014 December 2014
Status Available - September 2014 Coming Soon - September 2014 Available - December 2014
Colors Charcoal Black, Sleek Silver, Dazzling White, Frosted Gold, Scub Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tang Blue, Black, Gray, White
Form Factor Candybar Candybar Candybar
Dimension 132.4 x 65.5 x 6.7 mm
(5.21 x 2.58 x 0.26 in)
157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
150.1 x 72.7 x 9.6 mm
(5.91 x 2.86 x 0.38 in)
Weight 115 g (4.06 oz) 155 g (5.47 oz) 160 g (5.64 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA HSDPA 850 / 900 / 1900 / 2100 - EMEA version
HSDPA 900 / 2100 - Asia version
HSDPA 850 / 900 / 1900 / 2100
4G Network LTE LTE 900 / 1800 / 2100 / 2600 - EMEA version LTE 900 / 1800 / 2100 / 2600 TD-LTE 1900 / 2300 / 2600
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Android OS, v4.4.4 (KitKat) Android OS, v4.4.2 (KitKat) Android OS, v4.4.4 (KitKat)
Processor Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 Quad-core 1.5 GHz Cortex-A53 & quad-core 1.0 GHz Cortex-A53, Qualcomm MSM8939 Snapdragon 615 Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410
GPU Adreno 330 Adreno 405 Adreno 306
RAM 2 GB 2 GB 1 GB
Internal Memory 32 GB 16 GB 8 GB
External Memory No microSD, up to 128 GB microSD, up to 128 GB

display Display

Type Super AMOLED capacitive touchscreen LCD Capacitive Touchscreen Capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.7 inches 5.5 inches 5.0 inches
Resolution 720 x 1280 pixels (312 ppi) 720 x 1280 pixels (267 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 70.43% 67.20% 63.04%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 12 MP, 4128 x 3096 pixels 13 MP, 4160 x 3120 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Dual Camera, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama
Video 2160p@30fps, 1080p@60fps, 720p@120fps 1080p@30fps, 720p@60fps 1080p@30fps
Front Camera 2.1 MP [Similar] 8 MP, 1080p [Similar] 5 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL, 50 Mbps UL HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSPA, LTE
Bluetooth v4.0, A2DP, EDR, LE v4.0, A2DP v4.0, A2DP, apt-X
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, hotspot
USB microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 32 GB, 2 GB RAM 16 GB, 2 GB RAM 8 GB, 1 GB RAM
Expandable Storage No microSD, up to 128 GB microSD, up to 128 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not 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 supported NFC not supported NFC supported

battery Battery

Type Li-Ion Battery Non-removable Li-Po Battery Li-Po Battery
Capacity 1860 mAh 2600 mAh 2100 mAh
Stand by - Up to 424 h (3G) -
Talk Time - Up to 22 h 24 min (3G) -