Phone Comparison - Asus Zenfone 2 Deluxe ZE551ML vs Alcatel Flash 2 vs Xiaomi Redmi Note 4X

general General Info

Manufacturer Asus Alcatel Xiaomi
Announced August 2015 September 2015 February 2017
Status Available - August 2015 Available - September 2015 Available - February 2017
Price Rs. 10,499 ($154.40) [Similarly Priced] Rs. 8,299 ($130.00) [Similarly Priced] Rs. 12,750 ($180.00) [Similarly Priced]
Colors White/Purple Volcanic Grey, Mica White Gold, Silver, Gray
Form Factor Candybar Candybar Candybar
Dimension 152.5 x 77.2 x 10.9 mm
(6 x 3.04 x 0.43 in)
- 151 x 76 x 8.35 mm
(5.94 x 2.99 x 0.33 in)
Weight 170 g (6 oz) - 175 g (6.17 oz)
SIM Type - - Dual SIM Hybrid (Nano SIM + Micro SIM, or Micro SIM + microSD Card)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
TD-SCDMA 1900 / 2100 - India
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100
TD-SCDMA 1900 / 2100 - India
HSDPA 850 / 900 / 2100 HSDPA 2100
4G Network LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 8(900), 9(1800), 18(800), 19(800), 28(700) - Taiwan
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 20(800) - Global
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2
LTE band 1(2100), 3(1800), 7(2600), 40(2300) LTE
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail
Build Features - - - Fingerprint Sensor
- Infrared Sensor
Notification LED - - Yes

hardware Hardware and OS

OS Android OS, v5.0 (Lollipop) Android OS, v5.1 (Lollipop) Android OS, v6.0.1 (Marshmallow)
Processor Quad-core 2.3 GHz/Quad-core 1.8 GHz, Intel Atom Z3580/Intel Atom Z3560 Octa-core 1.3 GHz Cortex-A53, Mediatek MT6753 Octa-core 2.0 GHz Cortex-A53, Qualcomm MSM8953 Snapdragon 625
GPU PowerVR G6430 Mali-T720MP3 Adreno 506
RAM 4 GB 2 GB 4 GB
Internal Memory 64/128 GB 16 GB 64 GB
External Memory microSD, up to 128 GB microSD, up to 128 GB microSD, up to 256 GB

display Display

Type IPS Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD capacitive touchscreen IPS LCD Capacitive Touchscreen, Gorilla Glass Protection
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.0 inches 5.5 inches
Resolution 1080 x 1920 pixels (401 ppi) 720 x 1280 pixels (294 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 70.67% - 72.50%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels 13 MP
Flash dual-LED (dual tone) Dual-LED Flash Dual-LED (Dual Tone)
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Phase Detection Autofocus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama Phase Detection Autofocus, f/2.0, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video 1080p@30fps 1080p@30fps 2160p@30fps, 1080p@30fps, 720p@120fps
Front Camera 5 MP [Similar] 5 MP, LED flash [Similar] 5 MP, 1080p, f/2.0 [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE
Bluetooth v4.0, A2DP, EDR v4.0, A2DP Yes, v4.2
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
USB microUSB v2.0 microUSB v2.0 microUSB v2.0, USB On-The-Go
GPS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS Yes, with A-GPS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 64/128 GB, 4 GB RAM 16 GB, 2 GB RAM 64 GB, 4 GB RAM
Expandable Storage microSD, up to 128 GB microSD, up to 128 GB microSD, up to 256 GB
USB OTG - - Yes

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint 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 Non-removable Li-Po Battery Non-removable Li-Ion Battery Non-removable Li-Ion Battery
Capacity 3000 mAh 3000 mAh 4100 mAh
Stand by - Up to 600 h -
Talk Time - Up to 25 h -