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Asus ZenFone

The ASUS ZenFone is a series of Android smartphones designed, marketed and produced by ASUS. It was announced at the 2014 Consumer Electronic Show in Las Vegas, Nevada for the First Generation ZenFone's. The ZenFone features the Intel Atom (system on chip) processors and it features the Android operating system, Asus ZenFone also features the Asus Zen UI which is a user interface from Asus. The Second Generation ZenFone is the ZenFone 2 which comes in 3 different models but carries the same name.

Asus announced that the ZenFone series (4,5 & 6) will receive Android 5.0 Lollipop update in May, 2015.

First generation

File:Asus zenfone 5 Front&back.jpg
Asus Zenfone 5 with flipcover

ZenFone 4

Main article: Asus ZenFone 4

The ZenFone 4 is the 4-inch WVGA (800x480) TFT display model. The ZenFone 4 features a 1.2 GHz dual-core Intel Atom Z2520 saltwell processor, a 5 MP rear & 0.3 MP front camera and 1 GB RAM. However, ZenFone 4 does not have an LED flash unlike rest of the models in the ZenFone series.[1][2]

ZenFone 5

Main article: Asus ZenFone 5

The ZenFone 5 is the mid range of the series and includes a 5-inch 1280x720 HD IPS display protected with Corning Gorilla Glass 3. This Zenfone features either a Dual-Core Hyper-threaded (dubbed Multicore) Intel Atom or a Quad-Core Qualcomm Snapdragon processor,[3] an 8 MP rear and 2 MP front camera.

This phone comes with 2 GB of RAM in comparison to other models and features at a competitive price. However, some of the earlier productions of this phone came with just 1 GB of RAM.


Model CPU GPU Internal Storage
A501CG-2A508WWE Intel Atom Dual-Core Z2520 (1.2 GHz) PowerVR SGX544MP2 8 GB
A501CG Intel Atom Dual-Core Z2560 (1.6 GHz) PowerVR SGX544MP2 8 GB/16 GB
A500CG Intel Atom Dual-Core Z2580 (2.0 GHz) PowerVR SGX544MP2 16 GB/32 GB
A501KL LTE Qualcomm Snapdragon Quad-Core MSM8926 (1.2 GHz) Adreno 305 8 GB

ZenFone 6

The ZenFone 6 is the 6-inch 1280x720 IPS display model. The ZenFone 6 features a 2 GHz dual-core Intel Atom Z2580 processor, a 13 megapixel rear camera and 2 megapixel front-facing camera. The ZenFone 6 is equipped with 8 GB, 16 GB or 32 GB of internal memory, it depends from the version,[4] external memory of up to 64 GB, and 2 GB of RAM.[5] Zenfone's released on April 11, 2014 ranging from INR 9999 to INR 16999 only. Comes with Intel Atom z2560 (1,6 GHz instead of 2,0 GHz of the original z2580 model) in Turkey, with sale price of TRY 800. The processor is equipped with a PowerVR SGX 544 MP2 GPU which enables users to play a variety of demanding games for instance Real Racing 3. Benchmark results of Zenfone 6 are average, however its everyday usage is smooth with almost no lag at all.[6]

Second generation

ZenFone 2

The ZenFone 2 was announced at CES 2015. The flagship ZE551ML model launched with Android 5.0 Lollipop running Asus's custom Zen UI and has a 5.5" Full HD (1920x1080) IPS display. The phone is powered by Intel Atom Moorefield processors with up to 4 GB of RAM, a first for smartphones. The phone also includes dual MicroSIM card slots, 13/5 MP rear and front cameras, a non-removable 3000 mAh Lithium polymer battery, up to 128 GB of internal storage, and a MicroSD Card slot. Additionally, Asus announced two other models of the Zenfone 2. The ZE550ML comes with a 5.5" HD (1280x720) IPS display, but otherwise features similar specifications to the ZE551ML. The ZE500CL, the low cost variant, comes with a 5" HD display, an Intel Atom Cloverview CPU, 2 GB of RAM, a single MicroSIM slot, 8/2 MP rear and front cameras, and a 2500 mAh battery.

ASUS ZenFone 2 was launched in Taiwan on March 9, 2015.[7]

ASUS ZenFone 2 with 4 GB RAM is now available In India[8] and Japan.[9]


Model Processor RAM GPU Display Camera Internal Storage
ZE551ML Intel Atom Z3580 (2.3 GHz, quad-core)
Intel Atom Z3560 (1.8 GHz, quad-core)
PowerVR G6430 5.5 inches, Full HD 1920x1080, IPS Corning Gorilla Glass 3 5 MP front
13 MP rear
16/32/64/128 GB eMMC Flash
ZE550ML Intel Atom Z3560 (1.8 GHz, quad-core) 2 GB LPDDR3 RAM PowerVR G6430 5.5 inches, HD 1280x720, IPS Corning Gorilla Glass 3 5 MP front
13 MP rear
16 GB eMMC Flash
ZE500CL Intel Atom Z2560 (1.6 GHz, dual-core) 2 GB LPDDR2 RAM PowerVR SGX544MP2 5 inches, HD 1280x720, IPS Corning Gorilla Glass 3 2 MP front
8 MP rear
16 GB eMMC Flash

ZenFone Zoom

The ZenFone Zoom was announced at CES 2015 and along with ZenFone 2, it's one of the first phones to offer 4 Gigabytes of RAM. The specifications are largely same as the Zenfone 2, with the exception of the Camera. It has a 13 MP at the Back along with 3x optical zoom and 12x digital zoom, Real Tone Flash, optical image stabilization, and laser auto-focus. It is priced at around $399 for the 2 Gigabyte RAM version.


  1. ^ Edwards, Luke. "ASUS ZenFone 4, 5 and 6 line-up announced starting at £60". Pocket-lint. Retrieved 26 January 2014. 
  2. ^ Bader, Daniel. "ASUS debuts line of ultra-cheap ZenFones with Intel chips, good vibes". MobileSyrup. Retrieved 26 January 2014. 
  3. ^ "Atom (system on chip)". 
  4. ^ "Asus ZenFone 6". 
  5. ^ Prabha Hegde. "BTvIn - Best Budget Smartphones". Btvin. 
  6. ^ "Asus ZenFone 6". 
  7. ^ "Asus Zenfone 2 Now Available In Taiwan And Will Soon Be Launched Globally". Android News. Retrieved 12 March 2015. 
  8. ^ "Asus Zenfone 2 is now available in India". Retrieved on 07 May 2015.
  9. ^ ASUSのSIMフリースマホ「ZenFone 2」国内版が発売 - AKIBA PC Hotline! Invalid language code.

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