Samsung Galaxy M31 vs OPPO A31 2020 128GB

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Comparing the Samsung Galaxy M31 vs OPPO A31 2020 128GB across performance, display, camera, battery, storage and user rating to help determine the better smartphone.

Here is the summary of the results:

Performance: Both Samsung Galaxy M31 and OPPO A31 2020 128GB run at the same processing speed of 2.3 GHz.


Display: OPPO A31 2020 128GB offers a screen size of 6.5 inches, while Samsung Galaxy M31 offers 6.4 inches, making OPPO A31 2020 128GB the larger display of the two. Samsung Galaxy M31 features a Super AMOLED display compared to OPPO A31 2020 128GB's IPS LCD, making Samsung Galaxy M31 the better display of the two.


Rear Camera: Samsung Galaxy M31 offers a higher rear camera resolution with 64 MP, while OPPO A31 2020 128GB offers 12 MP, making Samsung Galaxy M31 better for rear camera photography.


Front Camera: Samsung Galaxy M31 offers a higher front camera resolution with 32 MP, while OPPO A31 2020 128GB offers 8 MP, making Samsung Galaxy M31 better for front camera photography.


Battery: Samsung Galaxy M31 offers a higher battery capacity with 6000 mAh, while OPPO A31 2020 128GB offers 4230 mAh, making Samsung Galaxy M31 better for longer battery life.


Storage: Samsung Galaxy M31 offers higher internal storage with 64 GB, while OPPO A31 2020 128GB offers 128 GB, making Samsung Galaxy M31 the better option for storage.


User Rating: Samsung Galaxy M31 receives a higher user rating of 4.3, while OPPO A31 2020 128GB has a rating of 4.2.

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Samsung Galaxy M31
₹14,999
(Out of Stock)
OPPO A31 2020 128GB
₹13,989
(Out of Stock)
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Summary

Spec Score

78%
72%

Release Date

04 Mar, 2020
02 Mar, 2020

Performance

Samsung Exynos 9 Octa 9611
MediaTek Helio P35
Octa Core (upto 2.3 GHz)
Tru-Octa Core (upto 2.3 GHz)
6 GB RAM
6 GB RAM

Display

6.4 inches (16.26 cm)
6.5 inches (16.51 cm)
Super AMOLED
IPS LCD
1080x2340 px (FHD+)
720x1600 px (HD+)
60 Hz Refresh Rate
N/A

Rear Camera

64 MP
Primary Camera
12 MP
Wide Angle Primary Camera
8 MP
Ultra-Wide Angle Camera
2 MP
Depth Camera
5 MP
Macro Camera
2 MP
Macro Camera
5 MP
Depth Camera
N/A

Front Camera

32 MP
8 MP

Battery

6000 mAh
4230 mAh
15W Fast Charging
N/A
No Wireless Charging
No Wireless Charging

Storage

64 GB
128 GB
UFS 2.1
eMMC 5.1

Expert Review

7.0/10
N/A

Pros

  • Terrific battery life
  • Attractive AMOLED display
  • Smooth software experience
  • Device yet to be reviewed

Cons

  • Poor low light camera performance
  • Processor could be better
  • Uninspiring design
  • Device yet to be reviewed

User Ratings

4.3/5
(11,661 ratings)
4.2/5
(91,703 ratings)

Benchmarks (The higher, the better)

N/A
103,730
AnTuTu Score
N/A
16h 00m
Battery Life (PC Mark)

Video

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

User Feedback

General

Launch Date

Mar 04, 2020
(Official)
Mar 02, 2020
(Official)

Operating System

Android v10 (Q)
Android v9.0 (Pie)

Custom UI

Samsung One UI
ColorOS

Performance

Performance Rating

Good
Good

Chipset

Samsung Exynos 9 Octa 9611
MediaTek Helio P35

Processor

Octa core

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

Architecture (The higher, the better)

64 bit
64 bit

Fabrication (The lower, the better)

10 nm
12 nm

Graphics (GPU)

Mali-G72 MP3
PowerVR GE8320

RAM

6 GB / 8 GB
4 GB / 6 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
103,730

Bootup Time (The lower, the better)

N/A
28.0 s

Gaming Test Results

Battery Drain* (The lower, the better)

N/A
8.0 %

Heating* (The lower, the better)

N/A
15.5 %
* after 30 mins of gaming

Display

Display Rating

Excellent
Very Good

Display Type

Super AMOLED
IPS LCD

Screen Size

6.4 inches  (16.26 cm)
6.5 inches  (16.51 cm)

Resolution

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

Brightness

N/A
480 nits

Refresh Rate

60 Hz
N/A

Aspect Ratio

19.5:9
20:9

Pixel Density

403 ppi
270 ppi

Screen to Body Ratio (calculated)

83.92 %
82.43 %

Screen Protection

Corning Gorilla Glass v3
Corning Gorilla Glass v3

Bezel-less Display

Yes with notch
Yes with waterdrop notch

Screen to Body Ratio (claimed by the brand)

N/A
89 %

Design

Height

159.2 mm
163.9 mm

Width

75.1 mm
75.5 mm

Thickness

8.9 mm
8.3 mm

Weight

191 grams
180 grams

Build Material

Back: Plastic
Back: Plastic

Rear Camera

Rear Camera Rating

Very Good
Good

Resolution

64 MP
Primary Camera8x Digital Zoomf/1.826 mm focal length 1/1.7" sensor size S5KGW1 ISOCELL Plus 0.8µm pixel size
12 MP
Primary Cameraf/1.8 Wide Angle1/2.86" sensor size 1.25µm pixel size
8 MP
f/2.2 Ultra-Wide Angle Camera12 mm focal length 1/4.0" sensor size 1.12µm pixel size
2 MP
f/2.4 Depth Camera
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 Camera1/5.0" sensor size 1.75µm pixel size
5 MP
f/2.2 Depth Camera
N/A

Autofocus

Yes Phase Detection Autofocus
Yes Phase Detection Autofocus

OIS

No
N/A

Flash

Yes LED Flash
Yes LED Flash

Image Resolution

9000 x 7000 Pixels
4000 x 3000 Pixels

Settings

Exposure compensation ISO control
Exposure compensation ISO control

Shooting Modes

Continuous Shooting
High Dynamic Range mode (HDR)
Continuous Shooting
High Dynamic Range mode (HDR)

Camera Features

8 x Digital Zoom
Auto Flash
Face detection
Touch to focus
Digital Zoom
Auto Flash
Face detection
Touch to focus

Video Recording

4k @30 fps
Full HD @30 fps
HD @240 fps
Full HD @30 fps
HD @30 fps

Front Camera

Front Camera Rating

Very Good
Very Good

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 Primary Camera1/4.0" sensor size 1.12µm pixel size

Autofocus

No
N/A

Flash

No
N/A

Video Recording

Full HD @30 fps
Full HD @30 fps
HD @30 fps

Compare Camera Samples

Battery

Battery Rating

Very Good
Very Good

Capacity

6000 mAh
4230 mAh

Battery Type

Li-ion
Li-Polymer

TalkTime

Up to 48 Hours(4G)
Up to 33 Hours(3G) / Up to 45 Hours(2G)

Quick Charging

Yes 15W Fast Charging
N/A

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
16h 00m

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

N/A
2h 24m 28s

Storage

Internal Storage

64 GB / 128 GB
64 GB / 128 GB

Storage Type

UFS 2.1
eMMC 5.1

Expandable Storage

Yes Up to 512 GB
Yes Up to 256 GB

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 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 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)

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 2600(band 38) / 2300(band 40) / 2500(band 41)
FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)

SAR Value

Head: 0.383 W/kg
N/A

Wi-Fi

Yes Wi-Fi 5 (802.11 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 v5.0

GPS

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

NFC

No
No

Multimedia

Audio Jack

3.5 mm
3.5 mm

Sensors

Fingerprint Sensor

Yes
Yes

Fingerprint Sensor Position

Rear
Rear

Other Sensors

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