Phone Comparison - Samsung Galaxy Ace 2 vs Samsung Galaxy S3 Slim vs Nokia Lumia 635

general General Info

Manufacturer Samsung Samsung Nokia
Announced February 2012 March 2014 April 2014
Status Available - May 2012 Available - March 2014 Available - May 2014
Colors Black Black, White Orange, Yellow, White, Black
Form Factor Candybar Candybar Candybar
Dimension 118.3 x 62.2 x 10.5 mm
(4.66 x 2.45 x 0.41 in)
133 x 66 x 9.7 mm
(5.24 x 2.6 x 0.38 in)
129.5 x 66.7 x 9.2 mm
(5.1 x 2.63 x 0.36 in)
Weight 122 g (4.3 oz) 139 g (4.9 oz) 134 g (4.73 oz)
2G Network GSM 850 / 900 / 1800 / 1900 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
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v2.3 Android OS, v4.2 (Jelly Bean) Microsoft Windows Phone 8.1
Processor Dual-core 800 MHz, NovaThor U8500 Quad-core 1.2 GHz Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400
GPU Mali-400MP - Adreno 305
RAM 768 MB 1 GB 512 MB
Internal Memory 4 GB storage 8 GB ROM 8 GB
External Memory microSD, up to 32GB microSD, up to 32 GB microSD, up to 64 GB

display Display

Type PLS TFT capacitive touchscreen TFT Capacitive Touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 3.8 inches 4.52 inches 4.5 inches
Resolution 480 x 800 pixels (246 ppi) 540 x 960 pixels (244 ppi) 480 x 854 pixels (218 ppi)
Screen-to-Body Ratio 55.64% 64.00% 64.43%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592x1944 pixels 5 MP, 2592х1944 pixels 5 MP, 2592 х 1944 pixels
Flash LED flash LED flash No
Features Auto focus, Geo-tagging, Face And Smile Detection Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Geo-tagging
Video Yes, 720p@30fps Yes Yes, 720p@30fps
Front Camera Yes, VGA [Similar] Yes, VGA [Similar] No [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 14.4 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL
Bluetooth Yes, v3.0 with A2DP Yes, v4.0 with A2DP, EDR Yes, v4.0 with A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, DLNA, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n
USB Yes, v2.0 microUSB Yes, microUSB v2.0 (MHL), USB On-the-go Yes, microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support and GLONASS Yes, with A-GPS support and GLONASS
Browser HTML HTML5 HTML5

memory User Memory

Internal 4 GB storage, 768 MB RAM 8 GB ROM, 1 GB RAM 8 GB, 512 MB RAM
Expandable Storage microSD, up to 32GB microSD, up to 32 GB microSD, up to 64 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 not supported NFC not supported NFC not supported

battery Battery

Type Standard battery, Li-Ion Standard Li-Ion Battery Li-Ion Battery
Capacity 1500 mAh 2100 mAh 1830 mAh
Stand by Up to 670 h (2G)
Up to 640 h (3G)
- Up to 648 h
Talk Time Up to 16 h 20 min (2G)
Up to 7 h 30 min (3G)
Up to 8 h Up to 12 h (2G)
Up to 14 h (3G)