Phone Comparison - Samsung Galaxy Ace 2 vs Asus Zenfone 4 vs Samsung Galaxy Core 2 Duos

general General Info

Manufacturer Samsung Asus Samsung
Announced February 2012 January 2014 June 2014
Status Available - May 2012 Available - June 2014 Available - July 2014
Colors Black Black, White, Red, Blue, 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)
124.4 x 61.4 x 6.3-11.2
(4.9 x 2.42 x 0.25-0.44)
130.3 x 68 x 9.8 mm
(5.13 x 2.68 x 0.39 in)
Weight 122 g (4.3 oz) 115 g (4.06 oz) 138 g (4.87 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 900 / 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v2.3 Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) Android OS, v4.4.2 (KitKat)
Processor Dual-core 800 MHz, NovaThor U8500 Dual-core 1.2 GHz, Intel Atom Z2520 Quad-core 1.2 GHz
GPU Mali-400MP PowerVR SGX544MP2 -
RAM 768 MB 1 GB 768 MB
Internal Memory 4 GB storage 8 GB 4 GB
External Memory microSD, up to 32GB microSD, up to 64 GB microSD, up to 64 GB

display Display

Type PLS TFT capacitive touchscreen LCD Capacitive Touchscreen, Corning Gorilla Glass 3 TFT capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 3.8 inches 4.0 inches 4.5 inches
Resolution 480 x 800 pixels (246 ppi) 480 x 800 pixels (233 ppi) 480 x 800 pixels (207 ppi)
Screen-to-Body Ratio 55.64% 59.74% 65.25%
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 Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 5 MP, 2592x1944 pixels 5 MP, 2592 x 1944 pixels 5 MP, 2592 х 1944 pixels
Flash LED flash No LED flash
Features Auto focus, Geo-tagging, Face And Smile Detection Auto focus, Geo-tagging, Panorama Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection
Video Yes, 720p@30fps Yes, 1080p@30fps Yes
Front Camera Yes, VGA [Similar] Yes, VGA [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 14.4 Mbps HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
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 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, v2.0 microUSB Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support Yes, with A-GPS support and GLONASS
Browser HTML HTML HTML

memory User Memory

Internal 4 GB storage, 768 MB RAM 8 GB, 1 GB RAM 4 GB, 768 MB RAM
Expandable Storage microSD, up to 32GB microSD, up to 64 GB microSD, up to 64 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 Li-Po Battery Li-Ion Battery
Capacity 1500 mAh 1200/1600 mAh 2000 mAh
Stand by Up to 670 h (2G)
Up to 640 h (3G)
Up to 192 h -
Talk Time Up to 16 h 20 min (2G)
Up to 7 h 30 min (3G)
Up to 10 h -