Samsung Galaxy M31 128GB vs Xiaomi Redmi 9 Power 6GB RAM

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Comparing the Samsung Galaxy M31 128GB vs Xiaomi Redmi 9 Power 6GB RAM 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: Xiaomi Redmi 9 Power 6GB RAM scores higher on the Geekbench Multi-Core test with 1,409, while Samsung Galaxy M31 128GB scores 1,284, making Xiaomi Redmi 9 Power 6GB RAM the better performer.


Display: Xiaomi Redmi 9 Power 6GB RAM offers a screen size of 6.53 inches, while Samsung Galaxy M31 128GB offers 6.4 inches, making Xiaomi Redmi 9 Power 6GB RAM the larger display of the two. Samsung Galaxy M31 128GB features a Super AMOLED display compared to Xiaomi Redmi 9 Power 6GB RAM's IPS LCD, making Samsung Galaxy M31 128GB the better display of the two.


Rear Camera: Samsung Galaxy M31 128GB offers a higher rear camera resolution with 64 MP, while Xiaomi Redmi 9 Power 6GB RAM offers 48 MP, making Samsung Galaxy M31 128GB better for rear camera photography.


Front Camera: Samsung Galaxy M31 128GB offers a higher front camera resolution with 32 MP, while Xiaomi Redmi 9 Power 6GB RAM offers 8 MP, making Samsung Galaxy M31 128GB better for front camera photography.


Battery: Xiaomi Redmi 9 Power 6GB RAM delivers longer battery life with 23h 18m, while Samsung Galaxy M31 128GB delivers 15h 43m, making Xiaomi Redmi 9 Power 6GB RAM the better pick for all day usage.


Storage: Both Samsung Galaxy M31 128GB and Xiaomi Redmi 9 Power 6GB RAM offer the same internal storage of 128 GB.


Expert Review: The editorial team rates both Samsung Galaxy M31 128GB and Xiaomi Redmi 9 Power 6GB RAM equally at 7.


User Rating: Samsung Galaxy M31 128GB and Xiaomi Redmi 9 Power 6GB RAM both receive the same user rating of 4.2.

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Samsung Galaxy M31 128GB
₹17,998
(Out of Stock)
Xiaomi Redmi 9 Power 6GB RAM
₹16,999
(Out of Stock)
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Summary

Release Date

06 Apr, 2020
19 Feb, 2021
14 May, 2026

Performance

Samsung Exynos 9 Octa 9611
Snapdragon 662
Snapdragon 8 Elite Gen 5
Octa Core (upto 2.3 GHz)
Octa Core (upto 2 GHz)
Octa Core (upto 4.61 GHz)
6 GB RAM
6 GB RAM
16 GB RAM

Display

6.4 inches (16.26 cm)
6.53 inches (16.59 cm)
6.82 inches (17.32 cm)
Super AMOLED
IPS LCD
AMOLED
1080x2340 px (FHD+)
1080x2340 px (FHD+)
1440x3168 px (QHD+)
N/A
N/A
144 Hz Refresh Rate

Rear Camera

64 MP
Primary Camera
48 MP
Wide Angle Primary Camera
200 MP
Primary Camera (upto 3.7x Optical Zoom)
8 MP
Ultra-Wide Angle Camera
8 MP
Ultra-Wide Angle Camera
200 MP
Telephoto Camera
5 MP
Macro Camera
2 MP
Macro Camera
50 MP
Ultra-Wide Angle Camera
5 MP
Depth Camera
2 MP
Depth Camera
N/A

Front Camera

32 MP
8 MP
Wide Angle Lens
50 MP

Battery

6000 mAh
6000 mAh
6600 mAh
15W Fast Charging
18W Fast Charging
100W Flash Charging
No Wireless Charging
No Wireless Charging
Wireless Charging

Storage

128 GB
128 GB
512 GB
UFS 2.1
UFS 2.1
UFS 4.1

Expert Review

7.0/10
7.0/10
8.7/10

Pros

  • Terrific battery life
  • Attractive AMOLED display
  • Smooth software experience
  • Excellent battery life
  • Good FHD+ display
  • Stereo speakers
  • Stellar and versatile three-lens camera system
  • Excellent performance
  • Bright and crisp 2K AMOLED display

Cons

  • Poor low light camera performance
  • Processor could be better
  • Uninspiring design
  • Not the fastest phone in this segment
  • MIUI 12 comes with bloatware
  • Average cameras
  • Battery life could have been better
  • Very expensive with camera kit
  • No shortcut key

User Ratings

4.2/5
(313,183 ratings)
4.2/5
(166,290 ratings)
4.6/5
(29 ratings)

Benchmarks (The higher, the better)

194,497
AnTuTu Score
177,786
AnTuTu Score
3,977,648
AnTuTu Score
15h 43m
Battery Life (PC Mark)
23h 18m
Battery Life (PC Mark)
15h 10m
Battery Life (PC Mark)

Compare Prices

Not Available in any store
Not Available in any store
₹159,999

Video

Videos
11 More Videos
Videos
2 More Videos
Videos
1 Video

User Feedback

General

Launch Date

Apr 06, 2020
(Official)
Feb 19, 2021
(Official)
May 06, 2026
(Official)

Operating System

Android v10 (Q)
Android v10 (Q)
Android v16

OS Updates

N/A
N/A
5 Year

Security Updates

N/A
N/A
7 Year

Custom UI

Samsung One UI
MIUI
Origin OS

Performance

Performance Rating

Good
Good
Best In Class

Chipset

Samsung Exynos 9 Octa 9611
Qualcomm Snapdragon 662
Qualcomm Snapdragon 8 Elite Gen 5 SM8850-AC

Processor

Octa core

2.3 GHz, Quad core, Cortex A73 1.7 GHz, Quad core, Cortex A53
Octa core

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

4.61 GHz, Dual core, Oryon 3.62 GHz, Hexa Core, Oryon

Architecture (The higher, the better)

64 bit
64 bit
64 bit

Fabrication (The lower, the better)

10 nm
11 nm
3 nm

Graphics (GPU)

Mali-G72 MP3
Adreno 610
Adreno 840

RAM

6 GB / 8 GB
4 GB / 6 GB
16 GB

RAM Type

LPDDR4X
LPDDR4X
LPDDR5X Ultra

Performance Test Results

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

194,497
177,786
3,977,648

Bootup Time (The lower, the better)

26.0 s
23.0 s
14.0 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
N/A
6,450

Battery Drain* (The lower, the better)

6.0 %
7.0 %
7.0 %

Heating* (The lower, the better)

48.3 %
17.4 %
21.7 %
* after 30 mins of gaming

Display

Display Rating

Best In Class
Excellent
Best In Class

Display Type

Super AMOLED
IPS LCD
AMOLED

Screen Size

6.4 inches  (16.26 cm)
6.53 inches  (16.59 cm)
6.82 inches  (17.32 cm)

Resolution

1080x2340 px (FHD+)
1080x2340 px (FHD+)
1440x3168 px (QHD+)

Brightness

N/A
400 nits
N/A

Peak Brightness

N/A
N/A
4500 nits

Refresh Rate

N/A
N/A
144 Hz

Aspect Ratio

19.5:9
19.5:9
19.8:9

Pixel Density

403 ppi
395 ppi
510 ppi

Screen to Body Ratio (calculated)

83.92 %
83.25 %
89.7 %

Screen Protection

Corning Gorilla Glass v3
Corning Gorilla Glass v3
Yes

Bezel-less Display

Yes with notch
Yes with waterdrop notch
Yes with punch-hole display

HDR 10 / HDR+ Support

N/A
N/A
Yes

Screen to Body Ratio (claimed by the brand)

N/A
90.34 %
94.49 %

Design

Height

159.2 mm
162.3 mm
162.98 mm

Width

75.1 mm
77.3 mm
76.81 mm

Thickness

8.9 mm
9.6 mm
8.19 mm

Weight

191 grams
198 grams
232 grams

Build Material

Back: Plastic
Back: Plastic
Back: Glass

Water Resistance

N/A
Yes Splash proof
N/A

Rear Camera

Rear Camera Rating

Very Good
Very Good
Best In Class

Resolution

64 MP
Primary Camera8x Digital Zoomf/1.826 mm focal length 1/1.7" sensor size S5KGW1 ISOCELL Plus 0.8µm pixel size
48 MP
Primary Cameraf/1.79 Wide Angle26 mm focal length 1/2" sensor size S5KGM1 ISOCELL Plus 0.8µm pixel size
200 MP
Primary Camera105x Digital Zoom 3.7x Optical Zoomf/1.8535 mm focal length LYT 901 0.7µm pixel size
8 MP
f/2.2 Ultra-Wide Angle Camera12 mm focal length 1/4.0" sensor size 1.12µm pixel size
8 MP
f/2.2 Ultra-Wide Angle Camera1/4.0" sensor size 1.12µm pixel size
200 MP
f/2.67 Telephoto Camera85 mm focal length 1/1.28" sensor size
5 MP
f/2.4 Macro Camera25 mm focal length 1/5.0" sensor size 1.12µm pixel size
2 MP
f/2.4 Macro Camera
50 MP
f/2.0 Ultra-Wide Angle Camera14 mm focal length
5 MP
f/2.2 Depth Camera
2 MP
f/2.4 Depth Camera
N/A

Autofocus

Yes Phase Detection Autofocus
Yes
Yes

OIS

No
N/A
Yes

Flash

Yes LED Flash
Yes LED Flash
Yes Dual LED Flash

Image Resolution

9000 x 7000 Pixels
8000 x 6000 Pixels
N/A

Settings

Exposure compensation ISO control
Exposure compensation ISO control
N/A

Shooting Modes

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

Camera Features

8 x Digital Zoom
Auto Flash
Face detection
Touch to focus
Digital Zoom
Auto Flash
Face detection
Touch to focus
105 x Digital Zoom
3.7 x Optical Zoom

Video Recording

4k @30 fps
Full HD @30 fps
HD @240 fps
Full HD @30 fps
8k @30 fps
4k @30/60/120 fps
Full HD @30/60/120 fps

Video Recording Features

N/A
Movie Frame
N/A

Front Camera

Front Camera Rating

Very Good
Very Good
Best In Class

Resolution

32 MP
f/2.0 Primary Camera26 mm focal length 1/2.8" sensor size Exmor RS 0.8µm pixel size
8 MP
f/2.0 Wide Angle Primary Camera27 mm focal length 1/4.0" sensor size 1.12µm pixel size
50 MP
f/2.45 Primary Camera

Autofocus

No
N/A
N/A

Flash

No
N/A
Yes Screen flash

Video Recording

Full HD @30 fps
Full HD @30 fps
N/A

Battery

Battery Rating

Very Good
Very Good
Excellent

Capacity

6000 mAh
6000 mAh
6600 mAh

Battery Type

Li-ion
Li-Polymer
Li-ion

TalkTime

Up to 48 Hours(4G)
Up to 45 Hours(4G)
N/A

Quick Charging

Yes 15W Fast Charging
Yes 18W Fast Charging
Yes 100W Flash Charging

Wireless Charging

N/A
N/A
Yes 40W Wireless Charging

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.

15h 43m
23h 18m
15h 10m

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

2h 1m 8s
2h 46m 52s
0h 36m 0s

Storage

Internal Storage

64 GB / 128 GB
64 GB / 128 GB
512 GB

Storage Type

UFS 2.1
UFS 2.1
UFS 4.1

Expandable Storage

Yes Up to 512 GB
Yes Up to 512 GB
N/A

Network & Connectivity

SIM Slot(s)

Dual SIM
Dual SIM
Dual SIM

SIM Type

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

Network Support

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

VoLTE

Yes
Yes
Yes

SIM 1

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20) / 850(band 26)
4G Bands:
TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)
5G Bands:
FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N18 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N48 / N77 / N78 / N79 / N80 / N81 / N83 / N84 / N89
N/A
N/A
4G Bands:
TD-LTE 3500(band 48) / 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3700(band 43)
FD-LTE 1700(band 66) / 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26)
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SIM 2

4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20) / 850(band 26)
4G Bands:
TD-LTE 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)
5G Bands:
FDD N1 / N2 / N3 / N5 / N7 / N8 / N12 / N18 / N20 / N25 / N26 / N28 / N66
TDD N38 / N40 / N41 / N48 / N77 / N78 / N79 / N80 / N81 / N83 / N84 / N89
N/A
N/A
4G Bands:
TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 2100(band 34) / 1900(band 39) / 3500(band 42) / 3700(band 43) / 3500(band 48)
FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 12) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / 1900(band 25) / 850(band 26) / 1700(band 66)
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SAR Value

Head: 0.383 W/kg
Head: 0.868 W/kg Body: 0.865 W/kg
N/A

Wi-Fi

Yes Wi-Fi 5 (802.11 b/g/n/ac) 5GHz
Yes Wi-Fi 5 (802.11 b/g/n/ac) 5GHz
Yes Wi-Fi 7 (802.11 be/ax) MIMO

Wi-Fi Features

Wi-Fi Direct Mobile Hotspot
Wi-Fi Direct Mobile Hotspot
Wi-Fi Direct Mobile Hotspot

Bluetooth

Yes v5.0
Yes v5.0
Yes v6.0

GPS

Yes with A-GPS Glonass
Yes with A-GPS Glonass
Yes with A-GPS Glonass

NFC

No
No
Yes

IR Blaster

N/A
N/A
Yes

Multimedia

Audio Jack

3.5 mm
3.5 mm
USB Type-C

Audio Features

Dolby Atmos
N/A
N/A

Sensors

Fingerprint Sensor

Yes
Yes
Yes

Fingerprint Sensor Position

Rear
Side
On-screen

Fingerprint Sensor Type

N/A
N/A
Ultrasonic

Other Sensors

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

Compare Prices

Not Available in any store
Not Available in any store
₹159,999