ASUS Zenfone 3 Ultra ZU680KL Price & Specs

ASUS Zenfone 3 Ultra ZU680KL Review, Specs and Price in Nigeria: ASUS Zenfone 3 Ultra ZU680KL, is a third variant in the Zenfone 3 series recently launched by the OEM, Asus. Previously shared were the specifications and price of ASUS Zenfone 3 ZE552KL and ASUS Zenfone 3 Deluxe ZS570KL, which are both variants in this series. These devices make up the company's latest flagship series featuring good design with great capabilities. According to ASUS, they mark the era of Zenvolution, where we will witness "evolution become revolution". By the great specs devices in this series feature, the Zenfone series 3 is said to have the most irresistible smartphones in the Zenfone series.

ASUS Zenfone 3 Ultra ZU680KL
ASUS Zenfone 3 Ultra ZU680KL

Greatly distinguished in the Zenfone 3 series by its large screen size and battery capacity, the Zenfone 3 Ultra has been designed to provide entertainment, good photography and a high level performance. Some Zenfone 3 Ultra specs that bring this into reality include its large display that almost rivals that of a tablet, high resolution camera, large battery capacity, latest operating system and a powerful processor. From the ASUS Zenfone 3 Ultra specifications and price given below, one will note that this is a high-end and hybrid device that gives users some of the large-screen benefits of a tablet without the cost of buying both a tablet and a phone. 

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Overview Features

Display and Build

The Zenfone 3 Ultra features a 6.8 inch IPS LCD screen and could almost be categorized as a tablet whose screens are usually atleast 7 inch. But its screen being 0.2 inch lesser than a tablet's screen categorizes it as a Phablet. It has a resolution of 1080 x 1920 pixels and pixel density of 324 ppi. Most likely, images and text may appear sharper on a smaller screen at that resolution, but its high pixel density can still ensure users of this device view these in vivid details. The display also comes with ASUS TruVivid technology and bluelight filter which makes for a good quality display and reduces stress on the eyes. Serving as a protection against scratch, cracks and easy damage when the phone is mishandled or falls on a rough surface is a Corning Gorilla 4 cover glass on its display screen.

Also, this device comes with a dedicated 4K UHD TV processor called the ASUS Tru2Life+ technology. According to ASUS, with this technology,
Every pixel is optimized to deliver incredible contrast and sharpness for beautiful, true-to-life images. Tru2Life+ also has motion-estimation and motion-compensation (MEMC) algorithms for smooth, blur-free videos that doesn’t judder. 
Hmm, In simple English this means that if you're watching videos on this device, you should expect that images won't break up or blur while you're trying to keep up with a video that rotates or pivots horizontally.

For its build, It sports an all-metal unibody design with invisible antennas as found on the variant, ASUS Zenfone 3 Deluxe ZS570KL. This device has a dimension of 186.4 x 93.9 x 6.8 mm, weight of 233 g and a screen-to-body ratio of 79%. For a device of this size and weight, it has been made really slim to enable a comfortable handling experience. For phablet lovers, this device is a real Phablet as it is designed to have a wide display screen and body which leaves it on the larger side. You get to read ebooks, watch movies, and surf the net like one who's using a PC or tablet right from a smartphone.

Even though it has the Zenfone 3 prefix, this device has major differences in its design when compared to the other two devices in the Zenfone 3 series. Amongst the three devices in this series, the Zenfone 3 Ultra is the only device that sports a dedicated home button. Next to this home button is a fingerprint scanner that isn't positioned at the rear. Also, the back camera mount is square and located on the left unlike the other two variants whose back cameras are round with their location at the center. Colour options on this device that allow users to make a choice from multiple colors according to their taste and preference include silver, gray and pink. 

Processor and OS

The ASUS Zenfone 3 Ultra is powered by dual Quad-core processor with processing speed of 1.8 GHz and 1.4 GHz repectively and a Qualcomm Snapdragon 652 chipset. It has an Adreno 510 GPU, 4 GB of RAM, and an Internal memory storage of  64GB that is expandable upto 128 GB of via MicroSD. This processor can ensure users get a high level of perfomance, its RAM can ensure smooth operations even while multitasking, and its GPU can handle gaming and other graphic intensive operations. According to ASUS, the ZenFone 3 Ultra is capable of delivering exceptional performance.

It runs on Android 6.0 Marshmallow OS with ASUS customized user interface, ZenUI. This ZenUI 3.0 comes with several features that give the device its sleek look and feel. Its effect can be seen in the size of the icons, themes, wallpapers, stickers, and widgets on the Zenfone 3 Ultra. Also from this User Interface is the Game Genie to ensure the best gaming experience for gaming enthusiasts and a Super Boost feature which helps in boosting the device's performance by reducing the number of running apps in the background. With the processor, Hardware and OS, users can expect an improved level of productivity from this device.


The Asus ZenFone 3 Ultra features a 23MP back camera with f/2.0 aperture lens and LED flash. This camera features the ASUS TriTech autofocus technology (laser, phase detection and continuous auto-focus) and Optical Image Stabilization that enables high shot taking accuracy and blur-free images. Other features of this camera include dual-LED.

It also sports an 8MP Front camera with f/2.0 aperture lens. As with its back camera, this front camera is capable of capturing Full HD videos whose quality are better ensured with digital image stabilization. The camera specs and features  of the ZenFone 3 Ultra are similar to those found on the Zenfone 3 Deluxe.

Battery and Connectivity

The battery capacity of the Zenfone 3 Ultra is 4600mAh, this exceeds the 3000mAh capacity found in the other two variants in the Zenfone 3 series. This battery is non-removable and has the advantage of having a higher lifetime and disadvantage that one cannot easily pull it out when the phone hangs and may have to wait until the battery runs down.

This battery features quick charging with its Qualcomm Quick Charge 3.0 technology and is said to charge the device up to 60% in just 45 minutes and can even charge other devices with a high current of up to 1.5A, that makes charging up to three times faster.  

Connectivity options on this device include dual SIM (GSM and GSM), 3G, 4G, FM, Wi-Fi, Bluetooth, GPS and USB type C.  Also it comes with sensors, some of which include compass, gyroscope, fingerprint, IR, proximity and light sensor. 

ASUS Zenfone 3 Ultra Specs



Dimensions186.4 x 93.9 x 6.8 mm
Form factorTouchscreen
ColorsGlacier Silver, Titanium Gray, Metallic Pink



TypeIPS LCD capacitive
Size 6.8-inch IPS Touch Display
Resolution 1080 x 1920 pixels
Pixel Density 324ppi


Memory And OS

Card slot microSD, up to 128 GB
Inbuilt4 GB
OSAndroid 6.0.1 (Marshmallow), ZenUI 3.0
ProcessorsOcta-core SoC: 1.8GHz quad-core and
 1.4GHz quad-core Processor
 (Qualcomm Snapdragon 652)



Primary23 MP
Featuresgeo-tagging, touch focus, face detection,
 Auto HDR, panorama
VideoFull HD Video 1080p @30fps
Secondary8 MP, f/2.0



Capacity4600mAh Li-Polymer battery



BluetoothYes v4.2
Wireless ChargingNo
SIM (Nano-SIM/ Micro-SIM, dual stand-by)


Other Features

SensorsAccelerometer, fingerprint, gyroscope,
 proximity, Compass/ Magnetometer,
 Ambient light sensor, Barometer

Price and Availability

Asus Zenfone 3 Ultra is not yet available in Nigeria and is said to be  available in mid-June in Taiwan, Asia Pacific, EU and China. Hopefully, It'll also be available in Nigeria at this time or in the third quarter of the year. When available, it can be purchased from reputable online stores in the country. Asus Zenfone 3 Ultra Price in Nigeria is expected to range from ₦145,000 to ₦200,000. 

Tech Lass's Verdict:

Looking at its build and display, this device has been built with the aim of providing entertainment. The Asus Zenfone 3 Ultra also has a premuim design and great specifications that does not leave alot to be desired from this smartphone. For lovers of phablets who don't mind carrying around a huge device and desire a smartphone that can also serve as a tablet, here's a beast for you. 

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