Select City
TECH500

Xiaomi Redmi 9i vs Vivo Z1 Pro vs Oppo A3s

Key Feature Comparison

5.9

Xiaomi Redmi 9i

Check Price
close
6.8

Vivo Z1 Pro

Check Price
close

At a Glance

Show differences only

Octa core, 2 GHz, Cortex A53

MediaTek Helio G25, PowerVR GE8320

Octa core (2.3 GHz, Dual core, Kryo 360 + 1.7 GHz, Hexa Core, Kryo 360)

Qualcomm Snapdragon 712, Adreno 616

Octa core, 1.8 GHz, Cortex A53

Qualcomm Snapdragon 450, Adreno 506

5000 mAh

Li-Polymer

5000 mAh

Li-Polymer, Fast, 18W

4230 mAh

Li-ion, Fast, 20W

16.59 cm (6.53 inch)

269 ppi

16.59 cm (6.53 inch)

395 ppi, FHD

15.75 cm (6.2 inch)

271 ppi, HD

Single, 13MP

1920x1080 @ 30 fps, 1280x720 @ 30 fps

Triple, 16MP + 8MP + 2MP

1920x1080 @ 30 fps

Dual, 13MP + 2MP

1920x1080 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

16.59 cm (6.53 inch)
16.59 cm (6.53 inch)
15.75 cm (6.2 inch)

Screen Type

IPS LCD
IPS LCD
IPS LCD

Screen Resolution

720 x 1600 pixels
1080 x 2340 pixels
720 x 1520 pixels

Pixel Density

269 ppi
395 ppi
271 ppi

Aspect Ratio

20:09
19.5:9
-

Screen to Body Ratio

81.01%
90.77%
80.85%

Screen Design

Waterdrop notch
Punch hole
Regular notch

Peak Brightness

270 nits
-
-

Screen Quality

-
FHD
HD

Phone Variants

4GB 128GB, 4GB 64GB
6GB 64GB, 4GB 64GB, 6GB 128GB
4GB 64GB, 3GB 32GB, 2GB 16GB

Expandable Storage

Yes
Yes
Yes

Expandable Storage Capacity

Yes, 512 GB
Yes, 256 GB
Yes, 256 GB

OTG Support

Yes
Yes
Yes

RAM Type

-
LPDDR4X
LPDDR3

Storage Type

-
UFS 2.1
eMMC 5.1

Sensors

Light sensor, Proximity sensor, Accelerometer, Compass
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Gyroscope

Operating System

Android v10 (Q)
Android v9.0 (Pie)
Android v8.1 (Oreo)

GPU

PowerVR GE8320
Adreno 616
Adreno 506

Chipset

MediaTek Helio G25
Qualcomm Snapdragon 712
Qualcomm Snapdragon 450

CPU

Octa core, 2 GHz, Cortex A53
Octa core (2.3 GHz, Dual core, Kryo 360 + 1.7 GHz, Hexa Core, Kryo 360)
Octa core, 1.8 GHz, Cortex A53

Custom User Interface

MIUI
Funtouch OS
ColorOS

Clock Speed

2 GHz
2.3 GHz
1.8 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

12 nm
10 nm
14 nm

Battery Capacity

5000 mAh
5000 mAh
4230 mAh

Battery Removable

No
No
No

Battery Type

Li-Polymer
Li-Polymer
Li-ion

USB Type-C

No
No
No

Charger Type

-
Fast, 18W
Fast, 20W

Fast Charging

-
Yes
-

Announced On

9-Sep-20
5-Jul-19
5-Jul-18

Market Status

Available
Available
Available

Brand

Xiaomi
Vivo
OPPO

Model Number

MZB0813INMZB080SINMZB0817INMZB080UINMZB0BQIIN
-
CPH1803/CPH1853

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 7,469
Rs. 15,100
Rs. 9,500

GPS

Yes A-GPS, Glonass
Yes A-GPS, Glonass
Yes A-GPS

NFC

No
No
No

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

3.5mm Audio Jack

Yes
Yes
Yes

SIM Size

SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano

Wi-Fi

Yes, Wi-Fi 802.11, a/b/g/n
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Yes, Wi-Fi 4 (802.11 b/g/n)

Bluetooth Type

v5.0
v5.0
v4.2

Audio Jack

3.5 mm
3.5 mm
3.5 mm

SIM Slot(s)

Dual SIM, GSM+GSM
Dual SIM, GSM+GSM, Dual VoLTE
Dual SIM, GSM+GSM

eSIM

No
No
No

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot
Mobile Hotspot

VoLTE

Yes
Yes
Yes

SIM 1 Bands

4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

SIM 2 Bands

4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

Audio Features

-
Active noise cancellation with dedicated mic
Active noise cancellation with dedicated mic

FM Radio

-
No
Yes

Front Video Recording

1080p30fps
1920x1080 @ 30 fps
-

Front Camera Features

HDR
-
-

Front Camera Setup

Single, 5MP
Single, 32MP
Single, 8MP

Front Camera 1 Resolution

5 MP
32 MP
8 MP

Front Camera 1 Type

f/2.2 Primary Camera
f/2.0 Primary Camera
f/2.2, Primary Camera

Front Camera 1 Lens

1.12 micrometre pixel size
-
-

Front Aperture

f/2.2
f/2.0
f/2.2

Front Flash

Yes, Screen flash
Yes, Screen flash
-

Weight

194 grams
201 grams
168 grams

Colors

Midnight Black, Sea Blue,Nature Green
Sonic Black, Sonic Blue, Mirror Black
Red, Dark Purple

Build

Back Panel: Plastic
Back: Plastic
Back: Plastic

Dimensions

164.9 x 77.07 x 9 mm
162.39 x 77.33 x 8.85 mm
156.2 x 75.6 x 8.2 mm

SAR Value

Head: 0.528 W/kg, Body: 0.791 W/kg
Head: 0.752 W/kg, Body: 0.402 W/kg
Head: 1.166 W/kg, Body: 0.934 W/kg

Rear Flash

Yes, LED Flash
Yes, LED Flash
Yes, LED Flash

Rear Video Recording

1920x1080 @ 30 fps, 1280x720 @ 30 fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps

Rear Camera Features

Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Single, 13MP
Triple, 16MP + 8MP + 2MP
Dual, 13MP + 2MP

Rear Camera 1 Resolution

13 MP
16 MP
13 MP

Rear Camera 1 Type

f/2.2 Primary Camera
f/1.78, Wide Angle Primary Camera
f/2.2, Primary Camera

Rear Camera 1 Lens

1 micrometre pixel size
2.8" sensor size, 1.12 micrometre pixel size
-

Rear Aperture

f/2.2
f/1.78
f/2.2

Rear Camera 2 Resolution

-
8 MP
2 MP

Rear Camera 2 Type

-
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.4, Depth Camera

Rear Camera 2 Lens

-
16 mm focal length
-

Rear Camera 3 Resolution

-
2 MP
-

Rear Camera 3 Type

-
f/2.4, Depth Camera
-

Rear Sensor

-
Exmor-RS CMOS Sensor
CMOS image sensor

Fingerprint Scanner

No
Yes
No

Face Unlock

Yes
Yes
Yes

Fingerprint Scanner Position

-
Rear
-
Turn your old phone into cash

You May Also Read

Realme Mobile Price List
Oppo Mobile Price List
OnePlus Mobile Price List
Nokia Mobile Price List
Samsung Mobile Price List

Recent News

Flipkart Big Savings Day Sale 2026 Starts: Buy iPhone 16 At 59K, Pixel 10a At 43K!
6th Mar 2026
Codex App Launches In India For Windows: You Can Code In Seconds Now
6th Mar 2026
Motorola Razr 70 Leaks Just Dropped: Dual 50MP Cameras And 18GB RAM Confirmed!
6th Mar 2026
ColorOS 16 Devices March update: Oppo Begins Final Rollout For Several Phones
6th Mar 2026
WhatsApp Plus Premium Subscription May Launch With New Icons, Themes, And More
6th Mar 2026

Tips & Tricks

Vivo X300 Best Camera Settings For Best Quality: Full Guide
11th Mar 2026
How To Transfer Airtel eSIM From One Phone To Another
2nd Mar 2026
Google Pixel 10a Best Camera Settings: All Pro Mode Explained
25th Feb 2026
Best Camera Settings For iPhone 15
24th Feb 2026
How To Delete Snap Story: Simple Step-by-Step Guide
18th Feb 2026

Popular Leaks

OnePlus 15T Details Confirmed: Compact Design, 7500mAh Battery Teased Ahead Of China Launch
9th Mar 2026
Samsung Galaxy S26 Price Confirmed: No Increase In 2026
13th Jan 2026
Exclusive: Nothing Phone 4a Starts At Rs 31,999 – 50MP 3.5x Telephoto, Snapdragon 7s Gen 4
2nd Mar 2026
Honor Launches Robot Phone: The First Ever Phone With A Robotic Arm Is Here 
17th Oct 2025
Realme Big Announcements: 15T Launch And 15000mAh Battery Phone
29th Aug 2025