Phone Comparison - OnePlus One vs Samsung Galaxy Alpha vs HTC Desire 820s dual sim

general General Info

Manufacturer OnePlus Samsung HTC
Announced April 2014 August 2014 March 2015
Status Available - June 2014 Available - September 2014 Available - March 2015
Price - - Rs. 27,900 ($410.29) [Similarly Priced]
Colors Silk White, Sandstone Black Black, white, gold, silver, blue Marble White, Milkyway Gray, Monarch Orange, Santorini White, Tu
Form Factor Candybar Candybar Candybar
Dimension 152.9 x 75.9 x 8.9 mm
(6.02 x 2.99 x 0.35 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 162 g (5.71 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 - SIM 1 & SIM 2
TD-SCDMA 1900 / 2000
3G Network HSDPA 850 / 900 / 1700 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE 700 / 1700 / 2600 /2300/2100/1800 LTE LTE 900 / 1800 / 2100 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600
(Bands 1, 3, 7, 8, 38, 39, 40, 41)
Messaging SMS, MMS, Push Mail, 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, v4.4.4 (KitKat)
Processor Quad-core 2.5 GHz Krait 400, Qualcomm MSM8974AC Snapdragon 801 Quad-core 1.8 GHz Cortex-A15 & quad-core 1.3 GHz Cortex-A7, Exynos 5 Octa 5430 Octa-core 1.7 GHz Cortex-A53, Mediatek MT6752
GPU Adreno 330 Mali-T628 MP6 Mali-T760MP2
RAM 3 GB 2 GB 2 GB
Internal Memory 16/64 GB 32 GB 16 GB
External Memory No No microSD, up to 32 GB

display Display

Type IPS LCD capacitive touchscreen Super AMOLED capacitive touchscreen Capacitive Touchscreen, Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 4.7 inches 5.5 inches
Resolution 1080 x 1920 pixels (401 ppi) 720 x 1280 pixels (320 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 71.69% 66.95% 67.20%
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 13 MP, 4128 x 3096 pixels 12 MP, 4128 x 3096 pixels 13 MP, 4160 x 3120 pixels
Flash dual-LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama
Video Yes, 2160p@30fps, 1080p@60fps, 720p@120fps, video stabilization, HDR 2160p@30fps 1080p@30fps
Front Camera Yes, 5 MP, 1080p@30fps [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 Mbps; HSUPA, 5.8 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSDPA, 42 Mbps, HSUPA; LTE-A, Cat6, 300 Mbps DL HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth Yes, v4.1 with A2DP v4.0, A2DP, EDR, LE v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, 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 b/g/n, hotspot
USB Yes, microUSB v2.0, 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 Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16/64 GB, 3 GB RAM 32 GB, 2 GB RAM 16 GB, 2 GB RAM
Expandable Storage No No microSD, up to 32 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 Non-removable Li-Po Battery Li-Ion Battery Non-removable Li-Po Battery
Capacity 3100 mAh 1860 mAh 2600 mAh
Stand by - - Up to 560 h (3G)
Talk Time - - Up to 12 h 10 min (3G)