Asus Zenfone 8 ZS590KS Specs, Price, and Best Deals

ASUS Zenfone 8 ZS590KS
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The Asus Zenfone 8 ZS590KS is the latest flagship smartphone announced by ASUS. The device is the successor of the Zenfone 7 that was released last year. Well, it comes with an amazing body design and also parades dual rear cameras and a powerful processor.

Where to Buy ASUS Zenfone 8 ZS590KS

Jumia Nigeria – See Offers | Jumia Kenya – See Offers

Asus Zenfone 8 ZS590KS Key Specs & Features

  • 5.9 inches Super AMOLED Display, 1080 x 2400 pixels, 20:9 ratio (~446 ppi)
  • Android 11, ZenUI 8
  • Octa-core Qualcomm SM8350 Snapdragon 888 5G (5 nm)
  • 6GB, 8GB, 16GB RAM
  • 128GB, 256GB, 512GB Built-in Storage
  • 64 MP + 12 MP Dual Rear Cameras
  • 12 MP Front Camera
  • Fingerprint (under display, optical)
  • 4G LTE Network
  • 5G Network
  • IP68 Dust & Water Resistant (up to 1.5m for 30 mins)
  • Fast Charging 30W
  • USB Power Delivery 3.0
  • Reverse Charging
  • Non-Removable Li-Po 4000 mAh Battery

ASUS Zenfone 8 ZS590KS

Design and Display

The Asus Zenfone 8 ZS590KS arrives in a compact body which will be best for those that want a compact smartphone that doesn’t compromise on performance. This is so true as most phones these days come with large 6.5-inch inches which can be pretty uncomfortable for a lot of people.

The Asus Zenfone 8 on the other hand manages to squeeze out a 5.9-inch screen in a frame that is just 148mm tall and 68.5mm wide. It has a back curved that makes it more comfortable to hold.

The frosted matte back adds a nice touch to the overall design while the fingerprint scanner is placed on the screen. The handset also comes with an IP68 rating which gives it minimum protection against water and dust.

The screen offers a resolution of 1080 x 2400 pixels and 446 PPI density. It also features a Pixelworks chip, HDR10+,120Hz refresh rate, a 112% DCI-P3 color gamut, an Always-on display, and a peak brightness of 1100 nits.


As for the camera setup, the Asus Zenfone 8 packs a 64MP Sony IMX686 f/1.8 1.6µm main snapper with Quad Bayer technology and an additional 12MP Sony IMX363 f/2.2 1.4µm ultrawide angle camera with Dual PDAF that also carries 4cm macro photography.

The front camera is 12 MP hosted on the hole in the left corner. The camera has a 1.22µm pixel size and Dual PDAF too. The main camera can shoot 8K videos while the front camera can record 4K videos quality.

Hardware and Software

The Asus Zenfone 8 is powered by Qualcomm SM8350 Snapdragon 888 5G chipset based on a 5nm process node with an octa-core processor clocking at a speed of 1×2.84 GHz. The SOC is paired with Adreno 660 graphics card.

The handset has 16GB of LPDDR5 RAM and 256GB of UFS 3.1 storage. You will get some model with 128GB + 6GB RAM and 256GB + 8GB RAM. The device runs on ZenUI 8 based on Android 11 OS out of the box.

Battery and Network

The Asus Zenfone 8 ZS590KS has a non-removable battery of 4000 mAh with 30W fast charging via a USB-C port. There are three charging profiles that you can choose from such as Scheduled Charging that allows you to choose when the phone should begin charging when plugged in.

It has dual SIMs plus a 5G network, NFC, Wi-Fi 6E, Bluetooth 5.2, A2DP, LE, aptX HD, aptX Adaptive, and FM radio.

Amazing Audio Output

The Asus Zenfone 8 also focuses on audio. The phone features an audio jack at the top and also has stereo speakers, Dirac HD sound technology, dual Cirrus Logic CS23L45 amplifiers, and Hi-Res Audio. The amplifiers come with better optimization and also provide an increased volume and a higher bass.

There is also an Audio Wizard app that lets you choose from four sound profiles scenario effects and 10 customizable equalizers for better entertainment.

Asus Zenfone 8 ZS590KS Price and Availability

The ASUS Zenfone 8 ZS590KS will sell for €599 for the 6GB RAM + 128GB, while the 8GB RAM + 128GB will cost €669, and the highest model with 16GB RAM + 256GB will sell for €79.

In Nigeria, the Zenfone 8 will start selling for 300,000 Naira, which about 4,200 Ghs in Ghana and 78,000 Ksh in Kenya. It will ships in Obsidian Black, and Horizon Silver colors.

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Asus Zenfone 8 ZS590KS Specs

Here are a few specs of the Asus Zenfone 8 ZS590KS:

General Features

  • Platform: Android 11, ZenUI 8
  • Processor: Qualcomm SM8350 Snapdragon 888 5G (5 nm), Octa-core (1×2.84 GHz Kryo 680 & 3×2.42 GHz Kryo 680 & 4×1.80 GHz Kryo 680)
  • GPU: Adreno 660
  • Memory: 6GB, 8GB, 16GB RAM
  • Colours: Obsidian Black, Horizon Silver
  • Dimension: 148 x 68.5 x 8.9 mm
  • Weight: 169 g
  • SIM Type: Nano-SIM, dual stand-by
  • SIM Count: Dual SIM (Nano-SIM, dual stand-by)


  • Display: 5.9 inches Super AMOLED Display, 1080 x 2400 pixels, 20:9 ratio (~446 ppi)
  • Screen Protection: Yes, Corning Gorilla Glass Victus
  • Foldable Display: No



  • Built-in Storage: 128GB, 256GB, 512GB
  • Memory Card Support: No
  • Bundled Cloud Storage: Yes

Network Support

  • 2G GSM: Yes, GSM 850 / 900 / 1800 / 1900 – SIM 1 & SIM 2
  • 2G CDMA 1X: Yes
  • 3G WCDMA: Yes, HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
  • 3G CDMA EVDO: Yes
  • 4G LTE: Yes, 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 34, 38, 39, 40, 41, 42 – International
  • 5G: Yes, 1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78 SA/NSA – International

Internet & Connectivity

  • GPRS: Yes
  • EDGE: Yes
  • 3G/WCDMA/HSPA: Yes
  • HSPA+: Yes
  • CDMA EVDO: Yes
  • 4G LTE: Yes
  • 5G: Yes
  • WLAN: Yes, Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot
  • Wi-Fi Hotspot: Yes
  • Bluetooth: Bluetooth 5.2, A2DP, LE, aptX HD, aptX Adaptive
  • NFC: Yes
  • Infrared Blaster: No
  • USB Port: USB Type-C 2.0, USB On-The-Go


  • SMS/MMS: Yes
  • Instant Messaging: Yes
  • Push Emails: Yes
  • Email Protocol: Yes


  • Music Player: Yes
  • Video Player: Yes
  • FM Radio: Yes
  • Loudspeaker: Yes
  • 3.5mm Jack: Yes


  • Navigation: Yes, with dual-band A-GPS, GLONASS, GALILEO, BDS, QZSS, NavIC
  • Maps: Yes

Sensors & Control

  • Digital Compass: Yes
  • Accelerometer: Yes
  • Proximity Sensor: Yes
  • Light Sensor: No
  • Barometer: No
  • SpO2: No
  • Pedometer: Yes
  • Heart Rate Monitor: No
  • Gyroscope: Yes
  • Fingerprint Scanner: Yes, (under display, optical)
  • Iris Scanner: No
  • Face Unlock: Yes
  • Stylus Pen: No
  • Intelligent Digital Assistant: Yes
  • Motion Sensing / Gesture Control: Yes
  • Voice Control: Yes

Other Features

  • Video Streaming: Yes
  • Active Noise Cancellation: Yes
  • Wireless Charging: No
  • Built-in Mobile Payment: Yes
  • Water Resistant: Yes
  • Dust Resistant: Yes
  • Image Editor: Yes
  • Video Editor: Yes
  • Document Viewer: Yes
  • Document Editor: Yes


  • Battery: Li-Po 4000 mAh, non-removable Battery
  • Talktime:
  • Standby Time:
  • Fast Charging: Fast charging 30W, 60% in 25 min, 100% in 80 min (advertised)
Paschal Okafor is NaijaTechGuide Team Lead. The article Asus Zenfone 8 ZS590KS Specs, Price, and Best Deals was written by Miracle .O. The article was last modified: May 19th, 2021
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