Phone Comparison - Asus Zenfone 4 vs Asus Zenfone 2 ZE551ML vs Asus Zenfone Selfie

general General Info

Manufacturer Asus Asus Asus
Announced January 2014 January 2015 June 2015
Status Available - June 2014 Available - March 2015 Available - August 2015
Price - Rs. 14,999 ($220.57) [Similarly Priced] Rs. 11,999 ($176.46) [Similarly Priced]
Colors Black, White, Red, Blue, Yellow Osmium Black, Sheer Gold, Glacier Gray, Glamor Red, Ceramic Whit Various
Form Factor Candybar Candybar Candybar
Dimension 124.4 x 61.4 x 6.3-11.2
(4.9 x 2.42 x 0.25-0.44)
152.5 x 77.2 x 10.9 mm
(6 x 3.04 x 0.43 in)
156.5 x 77.2 x 10.8 ~ 3.9 mm
(6.16 x 3.04 x 0.43 ~ 0.15 in)
Weight 115 g (4.06 oz) 170 g (6 oz) 170 g (6 oz)
2G Network GSM 850 / 900 / 1800 / 1900 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 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 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 band 1(2100), 2(1900), 3(1800), 5(850), 7(2600), 8(900), 20(800) - Global
LTE band 1(2100), 2(1900), 3(1800), 5(850), 6(900), 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(26
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) Android OS, v5.0 (Lollipop) Android OS, v5.0 (Lollipop)
Processor Dual-core 1.2 GHz, Intel Atom Z2520 Quad-core 2.3 GHz
Quad-core 1.8 GHz, Intel Atom Z3580
Intel Atom Z3560
Quad-core Cortex-A53 & Quad-core Cortex-A53, Qualcomm MSM8939 Snapdragon 615
GPU PowerVR SGX544MP2 PowerVR G6430 Adreno 405
RAM 1 GB 2/4 GB 2/3 GB
Internal Memory 8 GB 16/32/64 GB 16/32 GB
External Memory microSD, up to 64 GB microSD, up to 64 GB microSD, up to 64 GB

display Display

Type LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS Capacitive Touchscreen, Corning Gorilla Glass 3 IPS Capacitive Touchscreen, Corning Gorilla Glass 4, Oleophobic Coating
Colors 16M colors 16M colors 16M colors
Size 4.0 inches 5.5 inches 5.5 inches
Resolution 480 x 800 pixels (233 ppi) 1080 x 1920 pixels (401 ppi) 1080 x 1920 pixels (401 ppi)
Screen-to-Body Ratio 59.74% 70.67% 68.86%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592 x 1944 pixels 13 MP, 4128 x 3096 pixels 13 MP, 4128 x 3096 pixels
Flash No dual-LED (dual tone) dual-LED (Dual Tone)
Features Auto focus, Geo-tagging, Panorama Auto focus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR Laser Autofocus, Geo-tagging, Touch Focus, Face Detection, Panorama, HDR
Video Yes, 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera Yes, VGA [Similar] 5 MP [Similar] 13 MP, 1080p, laser autofocus, dual-LED [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth Yes, v4.0 with A2DP, EDR v4.0, A2DP, EDR v4.0, A2DP, EDR
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot 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
USB Yes, microUSB v2.0 microUSB v2.0, USB Host microUSB v2.0 (MHL TV-out), USB Host
GPS Yes, with A-GPS support Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS
Browser HTML HTML5 HTML5

memory User Memory

Internal 8 GB, 1 GB RAM 16/32/64 GB, 2/4 GB RAM 16/32 GB, 2/3 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 64 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 supported

battery Battery

Type Li-Po Battery Non-removable Li-Po Battery Li-Po Battery
Capacity 1200/1600 mAh 3000 mAh 3000 mAh
Stand by Up to 192 h - -
Talk Time Up to 10 h - -