Phone Comparison - Samsung Galaxy Alpha (S801) vs Sony Xperia Z3 Compact vs HTC Desire 820

general General Info

Manufacturer Samsung Sony HTC
Announced August 2014 September 2014 September 2014
Status Available - September 2014 Available - September 2014 Coming Soon - September 2014
Colors Charcoal Black, Sleek Silver, Dazzling White, Frosted Gold, Scub Black, White, Green, Orange Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tang
Form Factor Candybar Candybar Candybar
Dimension 132.4 x 65.5 x 6.7 mm
(5.21 x 2.58 x 0.26 in)
127.3 x 64.9 x 8.6 mm
(5.01 x 2.56 x 0.34 in)
157.7 x 78.7 x 7.7 mm
(6.21 x 3.1 x 0.3 in)
Weight 115 g (4.06 oz) 129 g (4.55 oz) 155 g (5.47 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA HSDPA 850 / 900 / 1700 / 1900 / 2100 - D5803
HSDPA 850 / 900 / 1900 / 2100 - D5833
HSDPA 850 / 900 / 1900 / 2100 - EMEA version
HSDPA 900 / 2100 - Asia version
4G Network LTE LTE 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600 LTE 900 / 1800 / 2100 / 2600 - EMEA version
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail
Build Features - IP68 Certified - Dust Proof and Water Resistant over 1 Meter and 30 Minutes -

hardware Hardware and OS

OS Android OS, v4.4.4 (KitKat) Android OS, v4.4.4 (KitKat) Android OS, v4.4.2 (KitKat)
Processor Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 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
GPU Adreno 330 Adreno 330 Adreno 405
RAM 2 GB 2 GB 2 GB
Internal Memory 32 GB 16 GB 16 GB
External Memory No microSD, up to 64 GB microSD, up to 128 GB

display Display

Type Super AMOLED capacitive touchscreen IPS LCD Capacitive Touchscreen, Triluminos Display, X-Reality Engine LCD Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.7 inches 4.6 inches 5.5 inches
Resolution 720 x 1280 pixels (312 ppi) 720 x 1280 pixels (319 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 70.43% 70.72% 67.20%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 12 MP, 4128 x 3096 pixels 20.7 MP, 5248 х 3936 pixels 13 MP, 4160 x 3120 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, 1/2.3' Sensor Size, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR, Panorama Auto focus, Geo-tagging, Touch Focus, Face Detection, Simultaneous HD Video And Image Recording, HDR
Video 2160p@30fps, 1080p@60fps, 720p@120fps 2160p@30fps, 1080p@30fps, HDR 1080p@30fps, 720p@60fps
Front Camera 2.1 MP [Similar] 2.2 MP, 1080p@30fps [Similar] 8 MP, 1080p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Up to 107 kbps Yes
Edge Yes Up to 296 kbps 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 HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL
Bluetooth v4.0, A2DP, EDR, LE v4.0, A2DP v4.0, A2DP
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/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
USB microUSB v2.0 microUSB v2.0 (MHL), USB On-the-go, USB Host 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 16 GB, 2 GB RAM
Expandable Storage No microSD, up to 64 GB microSD, up to 128 GB
USB OTG - Supported -

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 supported NFC not supported

battery Battery

Type Li-Ion Battery Non-removable Li-Ion Battery Non-removable Li-Po Battery
Capacity 1860 mAh 2600 mAh 2600 mAh
Stand by - Up to 880 h (2G)
Up to 920 h (3G)
Up to 424 h (3G)
Talk Time - Up to 12 h (2G)
Up to 14 h (3G)
Up to 22 h 24 min (3G)