• Asus Zenfone 2 ZE551ML vs Xiaomi Redmi Note 4X vs Asus Zenfone 4 Max ZC520KL

Phone Comparison - Asus Zenfone 2 ZE551ML vs Xiaomi Redmi Note 4X vs Asus Zenfone 4 Max ZC520KL

general General Info

Manufacturer Asus Xiaomi Asus
Announced January 2015 February 2017 August 2017
Status Available - March 2015 Available - February 2017 Coming Soon - September 2017
Price Rs. 14,999 ($220.57) [Similarly Priced] Rs. 12,750 ($180.00) [Similarly Priced] -
Colors Osmium Black, Sheer Gold, Glacier Gray, Glamor Red, Ceramic Whit Gold, Silver, Gray Various
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)
150.5 x 73.3 x 8.8 mm
(5.93 x 2.89 x 0.35 in)
Weight 170 g (6 oz) 175 g (6.17 oz) 156 g (5.5 oz)
SIM Type - Dual SIM Hybrid (Nano SIM + Micro SIM, or Micro SIM + microSD Card) Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 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 HSDPA 2100 HSDPA 850 / 900 / 2100
4G Network LTE 700 / 800 / 850 / 900 / 1700 / 1800 / 1900 / 2100 / 2600
(Bands 1, 2, 3, 4, 5, 7, 8, 9, 17, 18, 19, 20, 28, 29)
LTE LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 40(2300)
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail, IM
Build Features - - Fingerprint Sensor
- Infrared Sensor
- Fingerprint Sensor
Notification LED - Yes Yes

hardware Hardware and OS

OS Android OS, v5.0 (Lollipop) Android OS, v6.0.1 (Marshmallow) Android 7.0 (Nougat)
User Interface - MIUI 8 -
Processor Quad-core 2.3 GHz
Quad-core 1.8 GHz, Intel Atom Z3580
Intel Atom Z3560
Octa-core 2.0 GHz Cortex-A53, Qualcomm MSM8953 Snapdragon 625 Quad-core 1.4 GHz Cortex-A53, Qualcomm MSM8917 Snapdragon 425
GPU PowerVR G6430 Adreno 506 Adreno 308
RAM 2/4 GB 4 GB 3 GB
Internal Memory 16/32/64 GB 64 GB 32 GB
External Memory microSD, up to 64 GB microSD, up to 256 GB microSD, up to 256 GB (dedicated slot)

display Display

Type IPS Capacitive Touchscreen, Corning Gorilla Glass 3 IPS LCD Capacitive Touchscreen, Gorilla Glass Protection IPS LCD Capacitive Touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.5 inches 5.2 inches
Resolution 1080 x 1920 pixels (401 ppi) 1080 x 1920 pixels (401 ppi) 720 x 1280 pixels (282 ppi)
Screen-to-Body Ratio 70.67% 72.50% 67.78%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Yes 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 Dual 13 MP + 5 MP
Flash dual-LED (dual tone) Dual-LED (Dual Tone) LED Flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Phase Detection Autofocus, f/2.0, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Autofocus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama
Video 1080p@30fps 2160p@30fps, 1080p@30fps, 720p@120fps 1080p@30fps
Front Camera 5 MP [Similar] 5 MP, 1080p, f/2.0 [Similar] 8 MP, LED [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 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps, VoLTE HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth v4.0, A2DP, EDR Yes, v4.2 4.1, A2DP, LE
Wi-Fi Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB microUSB v2.0, USB Host microUSB v2.0, USB On-The-Go Yes, USB On-The-Go
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS Yes, with A-GPS, GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16/32/64 GB, 2/4 GB RAM 64 GB, 4 GB RAM 32 GB, 3 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 256 GB microSD, up to 256 GB (dedicated slot)
USB OTG Supported Yes Supported

Apps Sensors

Fingerprint fingerprint not supported fingerprint 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 supported NFC not supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery Non-removable Li-Ion Battery Non-removable Li-Po Battery
Capacity 3000 mAh 4100 mAh 4100 mAh
Stand by - - -
Talk Time - - -