Phone Comparison - Samsung Galaxy Ace 4 LTE vs Xiaomi Redmi 2 vs Asus Zenfone C ZC451CG

general General Info

Manufacturer Samsung Xiaomi Asus
Announced June 2014 January 2015 January 2015
Status Available - July 2014 Available - January 2015 Available - February 2015
Price - Rs. 5,999 ($88.22) [Similarly Priced] Rs. 5,999 ($88.22) [Similarly Priced]
Colors Iris Charcoal, Classic White Black, White, Yellow, Pink, Green Charcoal Black, Pearl White, Cherry Red
Form Factor Candybar Candybar Candybar
Dimension 121.4 x 62.9 x 11 mm
(4.78 x 2.48 x 0.43 in)
134 x 67.2 x 9.4 mm
(5.28 x 2.65 x 0.37 in)
136.5 x 67 x 10.9 mm
(5.37 x 2.64 x 0.43 in)
Weight 130.3 g (4.59.0.11 oz) 133 g (4.69 oz) 149 g (5.26 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 2100 HSDPA 850 / 1900 / 2100
TD-SCDMA 1900 / 2100
HSDPA 850 / 900 / 1900 / 2100
4G Network LTE 800 / 900 / 1800 / 2600 LTE 1800 / 2600 TD-LTE 1900 / 2300 / 2500 / 2600 (Bands 3, 7, 38, 39, 40, 41) -
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.4.2 (KitKat) Android OS, v4.4 (KitKat) Android OS, v4.4.2 (KitKat)
Processor Dual-core 1.2 GHz Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 Dual-core 1.2 GHz, Intel Atom Z2520
GPU - Adreno 306 PowerVR SGX544MP2
RAM 1 GB 1 GB 1 GB
Internal Memory 4 GB 8 GB 8 GB
External Memory microSD, up to 64 GB microSD, up to 32 GB microSD, up to 64 GB

display Display

Type TFT capacitive touchscreen IPS LCD Capacitive Touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.0 inches 4.7 inches 4.5 inches
Resolution 480 x 800 pixels (233 ppi) 720 x 1280 pixels (312 ppi) 480 x 854 pixels (218 ppi)
Screen-to-Body Ratio 59.76% 67.83% 60.85%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592 х 1944 pixels 8 MP, 3264 x 2448 pixels 5 MP, 2592 х 1944 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Face And Smile Detection, Panorama Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Sony Sensor, Panorama, Real-time HDR Auto focus, Yes
Video Yes, 720p@30fps Yes, 1080p Yes
Front Camera Yes, VGA [Similar] 2 MP, 720p [Similar] VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 42 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSPA, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps
Bluetooth Yes, v4.0 with A2DP v4.0, A2DP v4.0, A2DP, EDR
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 b/g/n, hotspot
USB Yes, microUSB v2.0 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 HTML

memory User Memory

Internal 4 GB, 1 GB RAM 8 GB, 1 GB RAM / 16 GB, 2 GB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 32 GB microSD, up to 64 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor not 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 Li-Ion Battery Li-Po Battery Li-Ion Battery
Capacity 1800 mAh 2200 mAh 2100 mAh
Stand by - - -
Talk Time - - -