Xiaomi Redmi Note 8 3GB RAM vs Infinix Smart 20 4G

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Comparing the Xiaomi Redmi Note 8 3GB RAM vs Infinix Smart 20 4G across performance, display, camera, battery, storage, expert reviews and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: Infinix Smart 20 4G scores higher on the Geekbench Multi-Core test with 1,352, while Xiaomi Redmi Note 8 3GB RAM scores 1,323, making Infinix Smart 20 4G the better performer.


Display: Infinix Smart 20 4G offers a screen size of 6.78 inches, while Xiaomi Redmi Note 8 3GB RAM offers 6.3 inches, making Infinix Smart 20 4G the larger display of the two. Both Xiaomi Redmi Note 8 3GB RAM and Infinix Smart 20 4G feature the same IPS LCD display.


Rear Camera: Xiaomi Redmi Note 8 3GB RAM offers a higher rear camera resolution with 48 MP, while Infinix Smart 20 4G offers 8 MP, making Xiaomi Redmi Note 8 3GB RAM better for rear camera photography.


Front Camera: Xiaomi Redmi Note 8 3GB RAM offers a higher front camera resolution with 13 MP, while Infinix Smart 20 4G offers 8 MP, making Xiaomi Redmi Note 8 3GB RAM better for front camera photography.


Battery: Infinix Smart 20 4G offers a higher battery capacity with 5200 mAh, while Xiaomi Redmi Note 8 3GB RAM offers 4000 mAh, making Infinix Smart 20 4G better for longer battery life.


Storage: Infinix Smart 20 4G offers higher internal storage with 64 GB, while Xiaomi Redmi Note 8 3GB RAM offers 32 GB, making Infinix Smart 20 4G the better option for storage.


Expert Review: Xiaomi Redmi Note 8 3GB RAM receives a higher expert rating of 8 from the editorial team, while Infinix Smart 20 4G is rated 7.9.


User Rating: Xiaomi Redmi Note 8 3GB RAM receives a higher user rating of 4.4, while Infinix Smart 20 4G has a rating of 3.9.

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Xiaomi Redmi Note 8 3GB RAM
₹7,999
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₹11,499
@ Amazon
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Summary

Spec Score

77%
74%

Release Date

18 Nov, 2019
12 Jun, 2026

Performance

Snapdragon 665
MediaTek Helio G81 Ultimate
Octa Core (upto 2 GHz)
Octa Core (upto 2 GHz)
3 GB RAM
4 GB RAM

Display

6.3 inches (16 cm)
6.78 inches (17.22 cm)
IPS LCD
IPS LCD
1080x2340 px (FHD+)
720x1600 px (HD+)
N/A
120 Hz Refresh Rate

Rear Camera

48 MP
Primary Camera
8 MP
Wide Angle Primary Camera
8 MP
Ultra-Wide Angle Camera
N/A
2 MP
Macro Camera
N/A
2 MP
Depth Camera
N/A

Front Camera

13 MP
8 MP
Wide Angle Lens

Battery

4000 mAh
5200 mAh
18W Fast Charging
15W
No Wireless Charging
N/A

Storage

32 GB
64 GB
eMMC 5.1
eMMC 5.1

Expert Review

8.0/10
7.9/10

Pros

  • Stunning design
  • Sharp display
  • Reliable performance
  • Good camera setup 
  • Slim, attractive design
  • Refined, polished software
  • Decent primary camera
  • Serviceable battery life

Cons

  • Chunky camera bump 
  • Loaded with ads and bloatware
  • Lacks 5G support
  • Low brightness levels

User Ratings

4.4/5
(420 ratings)
3.9/5
(505 ratings)

Benchmarks (The higher, the better)

N/A
366,645
AnTuTu Score
N/A
11h 24m
Battery Life (PC Mark)

Compare Prices

Not Available in any store
₹11,499
@ Amazon
₹14,999
@ Flipkart

Video

Videos
3 More Videos
There are no videos available for the device.

User Feedback

General

Launch Date

Nov 18, 2019
(Official)
Jun 08, 2026
(Official)

Operating System

Android v9.0 (Pie)
Android v16

Custom UI

MIUI
XOS

Performance

Performance Rating

Good
Good

Chipset

Qualcomm Snapdragon 665
View Details
MediaTek Helio G81 Ultimate

Processor

Octa core

2 GHz, Quad core, Kryo 260 1.8 GHz, Quad core, Kryo 260
Octa core

2 GHz, Dual core, Cortex A75 1.8 GHz, Hexa Core, Cortex A55

Architecture (The higher, the better)

64 bit
64 bit

Fabrication (The lower, the better)

11 nm
12 nm

Graphics (GPU)

Adreno 610
Mali-G52 MC2

RAM

3 GB / 4 GB / 6 GB
4 GB

RAM Type

LPDDR4X
LPDDR4X

Performance Test Results

AnTuTu Score (The higher, the better) AnTuTu benchmark measures overall performance of a phone by stress-testing CPU, GPU, RAM, etc.

N/A
366,645

Bootup Time (The lower, the better)

N/A
35.0 s

Gaming Test Results

Wild Life Extreme (The higher, the better) Wild Life Extreme is a classic mobile benchmark; it renders in 4K to test the peak performance of a wide range of devices.

N/A
169
* after 30 mins of gaming

Display

Display Rating

Excellent
Very Good

Display Type

IPS LCD
IPS LCD

Screen Size

6.3 inches  (16 cm)
6.78 inches  (17.22 cm)

Resolution

1080x2340 px (FHD+)
720x1600 px (HD+)

Brightness

N/A
560 nits

HBM Brightness

N/A
700 nits

Refresh Rate

N/A
120 Hz

Touch Sampling Rate

N/A
240 Hz

Aspect Ratio

19.5:9
19.7:9

Pixel Density

409 ppi
259 ppi

Screen to Body Ratio (calculated)

81.56 %
83.98 %

Screen Protection

Corning Gorilla
N/A

Bezel-less Display

Yes with waterdrop notch
Yes with punch-hole display

Screen to Body Ratio (claimed by the brand)

90 %
90.09 %

Design

Height

158.3 mm
167.7 mm

Width

75.3 mm
78.8 mm

Thickness

8.3 mm
7.7 mm

Weight

188 grams
189 grams

Build Material

Back: Gorilla Glass
Back: Plastic

Water Resistance

Yes Splash proof
Yes IP64

Ruggedness

N/A
Dust proof

Rear Camera

Rear Camera Rating

Very Good
Good

Resolution

48 MP
Primary Cameraf/1.791/2" sensor size S5KGM2 ISOCELL Plus 0.8µm pixel size
8 MP
Primary Cameraf/2.0 Wide Angle1/4.0" sensor size 1.12µm pixel size
8 MP
f/2.2 Ultra-Wide Angle Camera1/4.0" sensor size 1.12µm pixel size
N/A
2 MP
f/2.4 Macro Camera1/5.0" sensor size 1.75µm pixel size
N/A
2 MP
f/2.4 Depth Camera1/5.0" sensor size 1.75µm pixel size
N/A

Autofocus

Yes Phase Detection Autofocus
Yes

OIS

No
N/A

Flash

Yes Dual LED Flash
Yes Dual LED Flash

Image Resolution

8000 x 6000 Pixels
N/A

Settings

Exposure compensation ISO control
N/A

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)
N/A

Camera Features

Digital Zoom
Auto Flash
Face detection
Touch to focus
N/A

Video Recording

4k @30 fps
Full HD @60 fps
HD @120 fps
2k @30 fps
Full HD @30 fps

Front Camera

Front Camera Rating

Very Good
Very Good

Resolution

13 MP
f/2.0 Primary Camera1/3.1" sensor size 1.12µm pixel size
8 MP
f/2.0 Wide Angle Primary Camera1/4.0" sensor size 1.12µm pixel size

Flash

N/A
Yes Screen flash

Video Recording

Full HD @30 fps
2k @30 fps
Full HD @30 fps

Battery

Battery Rating

Very Good
Very Good

Capacity

4000 mAh
5200 mAh

Battery Type

Li-Polymer
N/A

Quick Charging

Yes 18W Fast Charging
Yes 15W

Reverse Charging

N/A
Yes

Battery Test Results

Battery Life (PC Mark) (The higher, the better) PCMark Battery benchmark measures battery life of a phone with various activities such as web browsing, photo editing, writing, video editing, etc.

N/A
11h 24m

Charging Time (20% to 100%) (The lower, the better)

N/A
2h 12m

Storage

Internal Storage

32 GB / 64 GB / 128 GB
64 GB / 128 GB

Storage Type

eMMC 5.1
eMMC 5.1

Expandable Storage

Yes Up to 512 GB
Yes Up to 2 TB

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM

SIM Type

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

Network Support

5G Not Supported 4G
5G Not Supported 4G

VoLTE

Yes
Yes

SIM 1

4G Bands:
TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5)
N/A

SIM 2

4G Bands:
TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5)
N/A

SAR Value

Head: 1.13 W/kg Body: 0.634 W/kg
N/A

Wi-Fi

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

Wi-Fi Features

Wi-Fi Direct Mobile Hotspot
Mobile Hotspot

Bluetooth

Yes v5.0
Yes

GPS

Yes with A-GPS Glonass
Yes

NFC

N/A
Yes

IR Blaster

N/A
Yes

Multimedia

Stereo Speakers

N/A
Yes

Audio Jack

3.5 mm
3.5 mm, USB Type-C

Sensors

Fingerprint Sensor

Yes
Yes

Fingerprint Sensor Position

Rear
Side

Other Sensors

Light sensor Proximity sensor Accelerometer Compass Gyroscope
Proximity sensor Accelerometer Compass

Compare Prices

Not Available in any store
₹11,499
@ Amazon
₹14,999
@ Flipkart