Phone Comparison - Samsung Galaxy S5 Octa-Core vs Samsung Galaxy Alpha (S801) vs HTC Desire 820

general General Info

Manufacturer Samsung Samsung HTC
Announced March 2014 August 2014 September 2014
Status Available - April 2014 Available - September 2014 Coming Soon - September 2014
Colors Black, White, Blue, Gold Charcoal Black, Sleek Silver, Dazzling White, Frosted Gold, Scub Marble White, Tuxedo Grey, Santorini White, Milky-way Grey, Tang
Form Factor Candybar Candybar Candybar
Dimension 142 x 72.5 x 8.1 mm
(5.59 x 2.85 x 0.32 in)
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)
Weight 145 g (5.11 oz) 115 g (4.06 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 850 / 900 / 1900 / 2100 HSDPA HSDPA 850 / 900 / 1900 / 2100 - EMEA version
HSDPA 900 / 2100 - Asia version
4G Network LTE (market dependent) LTE LTE 900 / 1800 / 2100 / 2600 - EMEA version
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail

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 1.9 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5422 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 Mali-T628 MP6 Adreno 330 Adreno 405
RAM 2 GB 2 GB 2 GB
Internal Memory 16/32 GB storage 32 GB 16 GB
External Memory microSD, up to 128 GB No microSD, up to 128 GB

display Display

Type Super AMOLED capacitive touchscreen Super AMOLED capacitive touchscreen LCD Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.1 inches 4.7 inches 5.5 inches
Resolution 1080 x 1920 pixels (432 ppi) 720 x 1280 pixels (312 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 69.63% 70.43% 67.20%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 16 MP, 5312 x 2988 pixels 12 MP, 4128 x 3096 pixels 13 MP, 4160 x 3120 pixels
Flash phase detection auto LED flash LED flash
Features 1/2.6' Sensor Size, 1.12 µm Pixel Size, Dual Shot, Simultaneous HD Video And Image Recording, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization, HDR 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
Video Yes, 2160p@30fps, 1080p@60fps, HDR, video stabilization, dual-video rec. 2160p@30fps, 1080p@60fps, 720p@120fps 1080p@30fps, 720p@60fps
Front Camera Yes, 2 MP, 1080p@30fps, dual video call [Similar] 2.1 MP [Similar] 8 MP, 1080p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL 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
Bluetooth Yes, v4.0 with A2DP, EDR, LE v4.0, A2DP, EDR, LE v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, dual-band, DLNA, Wi-Fi Direct, 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 Yes, microUSB v3.0 (MHL 2), USB On-the-go, USB Host microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16/32 GB storage, 2 GB RAM 32 GB, 2 GB RAM 16 GB, 2 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 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 Li-Ion Battery Non-removable Li-Po Battery
Capacity 2800 mAh 1860 mAh 2600 mAh
Stand by Up to 390 h - Up to 424 h (3G)
Talk Time Up to 21 h - Up to 22 h 24 min (3G)