Asus Zenfone 4 Pro ZS551KL vs Samsung Galaxy S21 Ultra

Here you can compare Asus Zenfone 4 Pro ZS551KL and Samsung Galaxy S21 Ultra. Comparing Asus Zenfone 4 Pro ZS551KL vs Samsung Galaxy S21 Ultra on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Asus Zenfone 4 Pro ZS551KL stands against Samsung Galaxy S21 Ultra and which one should you buy The current lowest price found for Asus Zenfone 4 Pro ZS551KL is ₹40,221 and for Samsung Galaxy S21 Ultra is ₹64,999. The details of both of these products were last updated on Apr 29, 2024.

SpecificationAsus Zenfone 4 Pro ZS551KLSamsung Galaxy S21 Ultra
OSAndroid v7.1.1 (Nougat), upgradable to v8 (Oreo)Android v10
Display5.5 inches, 1080 x 1920 pixels6.8 inches, 1440 x 3200 pixels, 120 Hz
RAM6 GB12 GB
Rear Camera12 MP with autofocus108 MP f/1.8
10 MP f/4.9 (Telephoto)
10 MP f/2.4 (Telephoto)
12 MP f/2.2 (Ultra Wide) with autofocus
Battery3600 mAh, Li-ion Battery5000 mAh, Li-Po Battery
Price₹40,221₹64,999
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Overview

Specs Score70 / 10093 / 100
Better Specs
Display Size5.5 in6.8 in
Bigger Display
Display Resolution1080 x 1920 pixels1440 x 3200 pixels
Better Resolution
Screen To Body Ratio~ 89.8%
Less Bezels
RAM6 GB12 GB
More RAM
Storage64 GB256 GB
More Storage
CPU Clock Speed2.35 GHz2.9 GHz
Faster Clock Speed
Rear Camera12 MP108 MP Quad
Better Camera Resolution
Front Camera8 MP40 MP
Better Front Camera Resolution
Weight175 g
Lighter
227 g
Thickness7.6 mm
Slimmer
8.9 mm
Battery3600 mAh5000 mAh
Bigger Battery
Unique Features
No
No
3.5mm Audio Jack
FM Radio
No
Memory Card Support
No
No
5G
Fast Charging
No
No
Water Resistant
No
Wireless Charging
Reverse Charging

General

Sim TypeDual Sim, GSM+GSM (Hybrid Slot)Dual Sim, GSM+GSM
Dual SimYesYes
Sim SizeNano SIMNano+Nano SIM
Device TypeSmartphoneSmartphone
Release DateJanuary 14, 2021

Design

Dimensions156.9 x 75.59 x 7.6 mm75.6 x 165.1 x 8.9 mm
Weight175 g227 g

Display

TypeColor Super AMOLED Screen (16M colors Colors)Color Dynamic AMOLED 2X (16M Colors)
TouchYesYes
Size5.5 inches, 1080 x 1920 pixels6.8 inches, 1440 x 3200 pixels, 120 Hz
Aspect Ratio16:920:9
PPI~ 401 PPI~ 515 PPI
Screen to Body Ratio~ 89.8%
Glass TypeCorning Gorilla Glass Victus
FeaturesCorning Gorilla Glass 4 Screen ProtectionAlways-on Display, HDR10+, Curved Display
NotchYes, Punch Hole

Memory

RAM6 GB12 GB
Storage64 GB256 GB
Storage TypeUFS 3.1
Card SlotYes, (Hybrid Slot)No

Connectivity

GPRSYesYes
EDGEYesYes
3GYesYes
4GYesYes
5GYes
VoLTEYesYes, Dual Stand-By
WifiYes, with wifi-hotspotYes, with wifi-hotspot
BluetoothYesYes, v5.2, A2DP, LE
USBYesYes, USB-C v3.2
USB FeaturesUSB on-the-go, USB Charging

Extra

GPSYes, with A-GPS SupportYes, with A-GPS, GLONASS, BDS, GALILEO
Fingerprint SensorYesYes, In Display
Face UnlockYes
SensorsAccelerometer, Gyroscope, CompassAccelerometer, Gyro, Proximity, Compass, Barometer
3.5mm Headphone JackYesNo
NFCYesYes
Water ResistanceYes, 1.5 m upto 30 min
IP RatingIP68
Dust ResistantYes

Camera

Rear Camera12 MP with autofocus108 MP f/1.8
10 MP f/4.9 (Telephoto)
10 MP f/2.4 (Telephoto)
12 MP f/2.2 (Ultra Wide) with autofocus
FeaturesFace detection, Geo tagging, Panorama, Touch to focusAuto-HDR, Panorama
Video Recording4K @ 30 fps UHD8K @ 24 fps UHD, 4K @ 30/60 fps UHD, 1080p @ 240/30/60 fps FHD, 720p @ 960 fps HD
FlashYes, Dual LEDYes, LED
Front Camera8 MPPunch Hole 40 MP f/2.2 (Wide Angle) with Autofocus
Front Video Recording4K @ 30/60 fps UHD, 1080p @ 30 fps FHD

Technical

OSAndroid v7.1.1 (Nougat), upgradable to v8 (Oreo)Android v10
ChipsetQualcomm Snapdragon 835Samsung Exynos 2100
CPU2.35 GHz, Octa Core Processor2.9 GHz, Octa Core Processor
Core Details1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55
GPUAdreno 540Mali-G78 MP14
JavaYes, via 3rd partyNo
BrowserYes, supports HTMLYes

Multimedia

SupportsMMS, Instant Messaging
EmailYes, with Push EmailYes
MusicMP3, WAV, eAAC+Yes
VideoMP4, H.264Yes
FM RadioYesNo
Document ReaderYesYes

Battery

TypeNon-Removable BatteryNon-Removable Battery
Size3600 mAh, Li-ion Battery5000 mAh, Li-Po Battery
Fast ChargingYes, 25W Fast Charging
Wireless ChargingYes, 15W
Reverse ChargingYes, 4.5W

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