Phone Comparison - Asus Zenfone 2 ZE550ML vs Asus Zenfone Zoom ZX551ML vs OnePlus X

general General Info

Manufacturer Asus Asus OnePlus
Announced March 2015 September 2015 October 2015
Status Available - March 2015 Available - January 2016 Available - November 2015
Price Rs. 13,990 ($205.74) [Similarly Priced] Rs. 37,999 ($558.81) [Similarly Priced] Rs. 11,000 ($199.00) [Similarly Priced]
Colors Red, Grey, Black, White and Gold Pure Black, Ceramic White Black, White
Form Factor Candybar Candybar Candybar
Dimension 152.5 x 77.2 x 10.9 mm
(6 x 3.04 x 0.43 in)
158.9 x 78.8 x 12 mm
(6.26 x 3.1 x 0.47 in)
140 x 69 x 6.9 mm
(5.51 x 2.72 x 0.27 in)
Weight 170 g (6 oz) 185 g (6.53 oz) 138 g (4.87 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA
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 band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 9(1800), 18(800), 19(800), 28(700) LTE - SIM 1 & SIM 2
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v5.0 (Lollipop) Android OS, v5.0 (Lollipop) Android OS, v5.1.1 (Lollipop)
Processor Quad-core 1.8 GHz, Intel Atom Z3560 Quad-core 2.5 GHz, Intel Atom Z3590 Quad-core 2.5 GHz Krait 400, Qualcomm Snapdragon 801
GPU PowerVR G6430 PowerVR G6430 Adreno 330
RAM 2 GB 4 GB 3 GB
Internal Memory 16 GB 128 GB 16 GB
External Memory microSD, up to 64 GB microSD, up to 128 GB microSD, up to 64 GB

display Display

Type IPS Capacitive Touchscreen, Corning Gorilla Glass 3 IPS Capacitive Touchscreen, Corning Gorilla Glass 4 AMOLED Capacitive Touchscreen, Corning Gorilla Glass
Colors 16M colors 16M colors 16M colors
Size 5.5 inches 5.5 inches 5.0 inches
Resolution 1080 x 1920 pixels (403 ppi) 1080 x 1920 pixels (401 ppi) 1080 x 1920 pixels (441 ppi)
Screen-to-Body Ratio 69.97% 66.44% 71.21%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Yes No 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, 4128 x 3096 pixels
Flash dual-LED (dual tone) Dual-LED (Dual Tone) dual-LED (dual tone)
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Laser Autofocus, Optical Image Stabilization, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Auto focus, Geo-tagging, Touch Focus, Face/smile Detection, HDR, Panorama
Video 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera 5 MP [Similar] 5 MP [Similar] 8 MP, 1080p [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+ 250/50 Mbps HSPA, LTE Cat4 150/50 Mbps
Bluetooth v4.0, A2DP, EDR v4.0, A2DP, EDR v4.0, 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, Wi-Fi Direct, hotspot Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot
USB microUSB v2.0, USB Host microUSB v2.0 microUSB v2.0, USB Host
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS, Beidou
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB, 2 GB RAM 128 GB, 4 GB RAM 16 GB, 3 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 128 GB microSD, up to 64 GB
USB OTG Supported - 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 supported NFC not supported

battery Battery

Type Non-removable Li-Po Battery Non-removable Li-Po Battery Li-Ion Battery
Capacity 3000 mAh 3000 mAh 2525 mAh
Stand by - - -
Talk Time - - -