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Asus Zenfone 2 (ZE551ML 16GB) vs Apple iPad Air 2 (4G 64GB)

Side by side comparison between Asus Zenfone 2 vs Apple iPad Air 2 devices, differences, pros, cons and full specifications. What's the better?

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Compare Apple iPad Air 2 X Asus Zenfone 2 (ZE551ML 16GB) 15Points
5.5"
IPS

1080x1920

13
MP

5mp

4GB
RAM

Quad-core

3000
mAh

(Non removable)

vs
10Points Apple iPad Air 2 (4G 64GB) Compare Asus Zenfone 2 X
9.7"
IPS

1536x2048

8
MP

1.2mp

2GB
RAM

Triple-core

7340
mAh

(Non removable)

What's the better device? Asus Zenfone 2 (ZE551ML 16GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

Zenfone 2 (ZE551ML 16GB)} 15 Advantages Asus Zenfone 2 (ZE551ML 16GB) vs iPad Air 2 (4G 64GB)} 10 Advantages Apple iPad Air 2 (4G 64GB)
+1.8GHz 64bit Quad-core28%
More powerful processor, you can open your applications faster
vs1.5GHz 64bit Triple-core (20nm)
+4GB LPDDR3100%
More RAM memory. Typically more responsive and better for multitasking.
vs2GB LPDDR3
+Until 64GB microSD, microSDXCAdvantage
More external storage for files using memory cards
vsNot supported
+170 grams (5.95 ounces)161%
Lighter
vs444 grams (15.54 ounces)
+401 PPI52%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs264 PPI
+(back) 13MP60%
Higher resolution main camera
vs(back) 8MP
+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
vsNot supported
+f/2.0 (aperture)20%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.4 (aperture)
+(front) 5MP3 times
Higher resolution secondary camera to take pictures and selfies
vs(front) 1.2MP
+3500000 apps (Google Play Store)52%
More apps available to download and use
vs2300000 apps (App Store)
+(4G LTE) 150 Mbps50%
Faster for surfing the internet and download files
vs(4G LTE) 100 Mbps
+Proximity sensorAdvantage
Sensors help you use the device
vsNot supported
+2 slots (Dual-SIM)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.
vs1 slot (Single-SIM)
+FM (RDS)Advantage
The radio lets you listen to your songs and sports in general
vsNot supported
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
16GB (10GB available)vs+64GB (54GB available)4 times
More internal storage for applications and files
10.9 millimeters (0.43 inches)vs+6.1 millimeters (0.24 inches)79%
Thinner
TFT IPS LCDvs+TFT LED-Backlit IPS LCDAdvantage
TFT LED-Backlit IPS LCD display is brighter and more vivid
1080x1920 pixelsvs+1536x2048 pixels52%
Higher resolution screen
5.5"vs+9.7"76%
Larger screen
HDR photo only main cameravs+HDR photo/video and HDR photo on front cameraAdvantage
The HDR technology produced photos with more detail in dark areas
Not supportedvs+BarometerAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (front-mounted)Advantage
Sensors help you use the device
3000 mAhvs+7340 mAh145%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.

20 Common items in both devices
16 million
Only digital zoom
Autofocus
Full HD (1920x1080)
(front) HD (1280x720)
4G LTE
Capacitive
+13 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differences Clear highlight

📱 Model features

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
ModelZenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
Other model namesAsus Zenfone 2 ZE551ML Dual-sim (16GB + 4GB RAM)iPad Air 2 A1567 Cellular (4G LTE), iPad 6
Country or region availablefeature not registered(Global, International)
(Global, International)
BrandAsusApple
Release date3/1/201510/24/2014, Announced: 10/16/2014
Depth10.9 millimeters (0.43 inches)6.1 millimeters (0.24 inches)
Size (width x height)77.2 x 152.5 millimeters (3.04 x 6 in)169.5 x 240 millimeters (6.67 x 9.45 in)
Weight170 grams (5.95 ounces)444 grams (15.54 ounces)
Build, materialsfeature not registeredAluminum body, glass front
Protection against water and othersNot supportedNot supported

📲 Display

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
Display typeTFT IPS LCDTFT LED-Backlit IPS LCD
Screen size5.5" inches9.7" inches
Screen-to-body ratio~70.8% (screen-to-body ratio)~71.6% (screen-to-body ratio)
Display resolution1080x1920 pixels1536x2048 pixels (4:3)
TouchscreenCapacitive MultitouchCapacitive Multitouch 10-points
Pixel density (dot pitch)401 PPI264 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Scratch-resistant glass
Refresh ratefeature not registered60Hz
Display featuresfeature not registeredNot supported

🤖 Operating System

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
System versionAndroid 5.0 LollipopiOS 8.0
Firmware updateAndroid 6.0 MarshmallowiPadOS 13
User Interfacefeature not registeredfeature not registered

⚙️ Processor

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
Chipset64bit: Intel Atom Z356064bit: Apple A8X (20nm)
CPUQuad-core, 1 processor:
4x 1.8GHz Intel Silvermont (Quad-core)
Triple-core, 1 processor:
3x 1.5GHz Typhoon (Triple-core)
GPU graphical controllerPowerVR G6430 MP4PowerVR GX6450 Rogue (8-core)
Performance (benchmark)feature not registeredBasemark X: 29753

💽 Memory and storage

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
RAM memory4GB LPDDR32GB LPDDR3
Internal storage16GB (10GB available)64GB (54GB available)
External storageUntil 64GB microSD, microSDXC
(dedicated slot)
Not supported

📶 Mobile networks

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Not supported
SIM card2 slots (Dual-SIM)
micro-SIM (3FF)
1 slot (Single-SIM)
nano-SIM (4FF)
Maximum Download / Upload150/50 Mbps100/50 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100CDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat4 800/850/900/1700/1800/1900/2100/2600 Bands (1,2,3,4,5,7,8,20) - USA: 700/800/850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8,17,20)LTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 8, 13, 17, 18, 19, 20, 25, 26, 28, 29)
TD-LTE (Bands 38, 39, 40, 41)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTEGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G networkGSM 850/900/1800/1900Not supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGENot supported

📷 Camera

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
Back camera (main camera)13 megapixels8 megapixels
Main camera resolution4128x3096 pixels3264x2448 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashDual-LED flashNot supported
Focal aperturef/2.0 (aperture)f/2.4 (aperture)
Focal lengthfeature not registered31mm lens
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registered1.12µm pixel
AutofocusAutofocusAutofocus
Touch focusSupportedSupported
Image stabilizationfeature not registeredEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedSupported
HDRHDR photo only main cameraHDR photo/video and HDR photo on front camera
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
Front camera (secondary)5 megapixels1.2 megapixels
Front camera resolution2560x1920 pixels1280x960 pixels
Video recording (secondary)HD (1280x720)HD (1280x720)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.2 (aperture)
Focal lengthfeature not registered31mm lens
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered

🔉 Sound and multimedia

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
LoudspeakerSupportedSupported
Active noise cancellationNot supported2 microphones or more
RadioFM (RDS)Not supported
TVNot supportedNot supported
Video formatsMP4, H.264, H.263MP4, H.264, MOV
Audio formatsMP3, WAV, eAAC+MP3, WAV, eAAC+

🔌 Connectivity

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
USBMicroUSB 2.0MicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputNot supportedProprietary TV-out
Bluetooth4.0 + A2DP4.0 + A2DP
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz)
WiFi Direct, hotspot
802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz)
DLNANot supportedSupported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
SensorsAccelerometer
Ambient light sensor
Compass
Gyroscope
Proximity sensor
Accelerometer
Ambient light sensor
Barometer
Compass
Fingerprint sensor (front-mounted)
Gyroscope
Vibrating alertSupportedNot supported

🔋 Battery

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity3000 mAh7340 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingfeature not registeredNot supported
Talk time autonomyfeature not registered10 hours
Standbyfeature not registeredfeature not registered

➕ Other features

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Black, Gold, Gray, Red, White
• Asus ZenUI
• Fast battery charging: 60% in 40min
• 5GB free ASUS WebStorage
• OpenGL 3.0
• Asus BoostMaster 18W adapter included
• Colors: Space Gray, Silver, Gold
• Retina display
• Oleophobic coating
• AirDrop file sharing
• iCloud service
• iCloud Keychain
• FaceTime HD

☢️ Radiation rate

Asus Zenfone 2 (ZE551ML 16GB)iPad Air 2 (4G 64GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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