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Asus ZenFone 3 Ultra (ZU680KL) Vs Vivo Y21 - Comparison

Side By Side Comparison of Asus ZenFone 3 Ultra (ZU680KL) and Vivo Y21. Asus ZenFone 3 Ultra (ZU680KL) vs Vivo Y21 comparison to compare Processor, display, RAM, Storage and other features.

This page was last updated on 17, February 2026

Product Name Asus ZenFone 3 Ultra (ZU680KL) Vivo Y21
Product Image Asus ZenFone 3 Ultra (ZU680KL) Vivo Y21
Specs score 70.31 66.65
Price Rs.50999 Rs.46490
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Action
Pros
Cons
Manufacturer Asus Vivo
Released On May 2016 August 2021
Weight (Grams) 233 182.00
Colors Grey Silver Pink Diamond Glow, Midnight Blue
Dimensions 186.4 (H) x 93.9 (W) x 6. 164.26 x 76.08 x 8.00
Body Material Case: Metal Back: Metal Case: Aluminium alloy Back: Plastic
Display
Screen Size 6.80 6.51
Touchscreen Yes Yes
Touchscreen Type IPS LCD IPS LCD
Resolution 1080x1920 pixels 720x1600 pixels
Screen Protection Corning Gorilla Glass v4
Pixel density 324 270
Screen to body ratio 72.66 82.09
Display Features Capacitive Touchscreen, Multi-touch -Capacitive Touchscreen, Multi-touch
-2.5D curved glass screen
Software
Operating System Android 6.0 Android v11.0
Custom OS Funtouch OS 11.1
Processor
Processor 1.8 GHz, Quad core Octa core 2.3 GHz + 1.8 GHz
Chipset Qualcomm Snapdragon 625 MediaTek Helio P35 (MT6765)
GPU Adreno 510 PowerVR GE8320
Memory
RAM 4GB 4GB (LPDDR4X)
Internal Storage 64GB 128GB
Expandable Storage Yes (128) Yes (1TB)
Camera
Rear Camera 23-megapixel MP 13+ 2 MP
Flash Yes,Dual-color LED Flash Yes, LED Flash
Front Camera 8-megapixel 8-megapixel
Front Flash No No
Connectivity
4G Yes Yes
WI-FI Yes,Wi-Fi 802.11, a/ac/b/g/n/n 5GHz Yes, Wi-Fi 802.11 ac (2.4GHz + 5GHz)
Bluetooth Yes v 4.20 Yes, v 5.00
GPS Yes,with A-GPS, Glonass Yes, with A-GPS, Glonass
NFC No No
USB USB Type-C 2.0
Sensors
Fingerprint Yes Yes (Side)
Accelerometer Yes Yes
Proximity Yes Yes
Compass/ Magnetometer Yes Yes
Proximity Yes Yes
Gyroccope Yes No
Barometer No No
Temperature No No
Battery
Battery Capacity 4600 mAh 5000 mAh
Fast Charging Yes, Quick charge, v3.0 Yes, 18w Fast Charge
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Asus ZenFone 3 Ultra (ZU680KL) Vs Vivo Y21 - Comparison

You can see the comparison of phones side by side. Now you are free to judge and decide what phone to buy.

Frequenty Asked Questons about Asus ZenFone 3 Ultra (ZU680KL) Vs Vivo Y21 - Comparison

What is the better in Asus ZenFone 3 Ultra (ZU680KL) and Asus ZenFone 3 Ultra (ZU680KL)?

Asus ZenFone 3 Ultra (ZU680KL) is better than Vivo Y21 in terms of specs

Is Asus ZenFone 3 Ultra (ZU680KL) is better than Asus ZenFone 3 Ultra (ZU680KL)?

Yes.Asus ZenFone 3 Ultra (ZU680KL) is better than Vivo Y21 in terms of specs

Which phone has better performance in Asus ZenFone 3 Ultra (ZU680KL) and Asus ZenFone 3 Ultra (ZU680KL)?

Asus ZenFone 3 Ultra (ZU680KL) is better than Vivo Y21 in terms of performance.

Which phone has bigger display in Asus ZenFone 3 Ultra (ZU680KL) and Asus ZenFone 3 Ultra (ZU680KL)?

Asus ZenFone 3 Ultra (ZU680KL) has larger display than the display of Vivo Y21. Asus ZenFone 3 Ultra (ZU680KL) comes with a 6.80 inch display that is bigger than the 6.51 inch display of Vivo Y21

What is the cheaper in Asus ZenFone 3 Ultra (ZU680KL) and Asus ZenFone 3 Ultra (ZU680KL)?

Vivo Y21 is cheaper than Asus ZenFone 3 Ultra (ZU680KL)

In Asus ZenFone 3 Ultra (ZU680KL) and Asus ZenFone 3 Ultra (ZU680KL), what phone has larger battery?

Vivo Y21 has 5000 mAh battery that is larger than 4600 mAh battery of Asus ZenFone 3 Ultra (ZU680KL)

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