Phone Comparison - Samsung Galaxy S Duos 2 S7582 vs Asus Zenfone 5 vs Nokia Lumia 638

general General Info

Manufacturer Samsung Asus Nokia
Announced November 2013 January 2014 December 2014
Status Available - November 2013 Available - June 2014 Available - December 2014
Price - - Rs. 7,999 ($117.63) [Similarly Priced]
Colors White, Black Black, White, Red, Blue, Gold Black
Form Factor Candybar Candybar Candybar
Dimension 121.5 x 63.1 x 10.57 mm
(4.78 x 2.48 x 0.42 in)
148.2 x 72.8 x 5.5-10.3
(5.83 x 2.87 x 0.22-0.41)
129.5 x 66.7 x 9.2 mm
(5.1 x 2.63 x 0.36 in)
Weight 118 g (4.16 oz) 140 g (4.94 oz) 136 g (4.8 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - - LTE 1800 / 1900 / 2100 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41)
Messaging SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) Microsoft Windows Phone 8.1
Processor Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664 Dual-core 2.0 GHz / Dual-core 1.6 GHz, Intel Atom Z2580/Z2560 Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400
GPU Broadcom VideoCore IV PowerVR SGX544MP2 Adreno 305
RAM 768 MB 1/2 GB 1 GB
Internal Memory 4 GB (1.9 GB user available) 8/16 GB 8 GB
External Memory microSD, up to 32 GB microSD, up to 64 GB microSD, up to 128 GB

display Display

Type TFT Capacitive Touchscreen, PLS IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD capacitive touchscreen, Corning Gorilla Glass 3, ClearBlack Display
Colors 16M colors 16M colors 16M colors
Size 4.0 inches 5.0 inches 4.5 inches
Resolution 480 x 800 pixels (233 ppi) 720 x 1280 pixels (294 ppi) 480 x 854 pixels (218 ppi)
Screen-to-Body Ratio 59.52% 63.76% 64.43%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS FM Radio FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 5 MP, 2592х1944 pixels 8 MP, 3264 x 2448 pixels 5 MP, 2592 х 1944 pixels
Flash LED flash LED flash No
Features Auto focus, Geo-tagging Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, 1/4
Video Yes, 720p@30fps Yes Yes
Front Camera Yes, VGA [Similar] Yes, 2 MP [Similar] No [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth Yes, v4.0 with A2DP Yes, v4.0 with A2DP, EDR v4.0, A2DP, LE/ apt-X after WP8 Denim update
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot, Wi-Fi Direct Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, DLNA, hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support Yes, with A-GPS, GLONASS
Browser HTML5 HTML HTML5

memory User Memory

Internal 4 GB (1.9 GB user available), 768 MB RAM 8/16 GB, 1/2 GB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 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 not supported NFC not supported NFC not supported

battery Battery

Type Standard battery, Li-Ion Non-removable Li-Po Battery Li-Ion Battery (BL-5H)
Capacity 1500 mAh 2110 mAh 1830 mAh
Stand by Up to 280 h (3G) Up to 353 h (3G) -
Talk Time Up to 8 h (3G) Up to 18 h 30 min (3G) -