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Realme X3 vs OPPO Find X2 vs Samsung Galaxy A31

Key Feature Comparison

7.8

OPPO Find X2

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7

Samsung Galaxy A31

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At a Glance

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Octa core (2.96 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)

Qualcomm Snapdragon 855 Plus, Adreno 640

Octa core (2.84 GHz, Single core, Kryo 585 + 2.42 GHz, Tri core, Kryo 585 + 1.8 GHz, Quad core, Kryo 585)

Qualcomm Snapdragon 865, Adreno 650

Octa core (2 GHz, Dual core, Cortex A75 + 1.7 GHz, Hexa Core, Cortex A55)

MediaTek Helio P65, Mali-G52

4200 mAh

Li-ion, Super Dart, 30W

4200 mAh

Li-Polymer, VOOC, v2.0, 65W

5000 mAh

Li-ion, Fast, 15W

6.6 inches

399 ppi, FHD

6.7 inches

519 ppi, 2K

6.4 inches

411 ppi, FHD

Quad, 64MP + 12MP + 8MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Triple, 48MP + 12MP + 13MP

3840x2160 @ 30 fps, 1920x1080 @ 30 fps, 1280x720 @ 60 fps

Quad, 48MP + 8MP + 5MP + 5MP

1920x1080 @ 30 fps

4G

Dual SIM, GSM+GSM

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.6 inches
6.7 inches
6.4 inches

Screen Type

IPS LCD
OLED
Super AMOLED

Screen Resolution

1080 x 2400 pixels
1440 x 3168 pixels
1080 x 2400 pixels

Pixel Density

399 ppi
519 ppi
411 ppi

Aspect Ratio

20:09
-
20:09

Screen Protection

Gorilla Glass 5
Gorilla Glass 6
-

Screen to Body Ratio

90.50%
93.10%
84.92%

Screen Design

Punch hole
Punch hole
Waterdrop notch

Screen Refresh Rate

120 Hz
120 Hz
-

Screen Quality

FHD
2K
FHD

Peak Brightness

480 nits
800 nits
-

Phone Variants

8GB 128GB, 6GB 128GB
12GB 256GB
6GB 128GB

Expandable Storage

No
No
Yes

RAM Type

LPDDR4X
LPDDR5
LPDDR4X

Storage Type

UFS 3.0
UFS 3.0
-

OTG Support

Yes
Yes
Yes

Sensors

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

Operating System

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

GPU

Adreno 640
Adreno 650
Mali-G52

Chipset

Qualcomm Snapdragon 855 Plus
Qualcomm Snapdragon 865
MediaTek Helio P65

CPU

Octa core (2.96 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)
Octa core (2.84 GHz, Single core, Kryo 585 + 2.42 GHz, Tri core, Kryo 585 + 1.8 GHz, Quad core, Kryo 585)
Octa core (2 GHz, Dual core, Cortex A75 + 1.7 GHz, Hexa Core, Cortex A55)

Custom User Interface

Realme UI
ColorOS
Samsung One UI

Clock Speed

2.96 GHz
2.84 GHz
2 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

7 nm
7 nm
12 nm

Battery Capacity

4200 mAh
4200 mAh
5000 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-Polymer
Li-ion

Charger Type

Super Dart, 30W
VOOC, v2.0, 65W
Fast, 15W

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Charging Time

100 % in 55 minutes
40 % in 10 minutes
-

Announced On

25-Jun-20
6-Mar-20
24-Mar-20

Market Status

Available
Available
Available

Brand

Realme
OPPO
Samsung

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 24,999
Rs. 57,990
Rs. 17,999

GPS

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

Audio Features

Dolby Atmos
Dolby Atmos
Dolby Atmos

NFC

No
Yes
Yes

Network Support

4G
5G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

No
-
Yes

3.5mm Audio Jack

No
No
Yes

SIM Size

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

Wi-Fi

Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz, MIMO
Yes, Wi-Fi 802.11, a/ac/ax/b/g/n/n 5GHz, MIMO
Yes, Wi-Fi 802.11, ac/b/g/n/n 5GHz

Bluetooth Type

v5.0
v5.1
v5.0

Audio Jack

USB Type-C
USB Type-C
3.5 mm

SIM Slot(s)

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

eSIM

No
No
No

Wi-Fi Features

Mobile Hotspot
Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes
Yes
Yes

SIM 1 Bands

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) / 2100(band 34) / 1900(band 39), 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) /...
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), 3G Bands: UMTS 19...

SIM 2 Bands

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) / 2100(band 34) / 1900(band 39), 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) /...
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), 3G Bands: UMTS 19...

Front Video Recording

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

Front Camera Features

Panorama
HDR
-

Front Camera Setup

Dual, 16MP + 8MP
Single, 32MP
Single, 20MP

Front Camera 1 Resolution

16 MP
32 MP
20 MP

Front Camera 1 Type

f/2.1, Wide Angle (105 degree field-of-view) Primary Camera
f/2.4 Primary Camera
f/2.2 Primary Camera

Front Camera 1 Lens

3" sensor size, 1 micrometre pixel size
-
-

Front Camera 2 Resolution

8 MP
-
-

Front Camera 2 Type

f/2.2, Wide Angle, Ultra-Wide Angle (105 degree field-of-view) Camera
-
-

Front Camera 2 Lens

4.0" sensor size, 1.12 micrometre pixel size
-
-

Front Sensor

Exmor RS
-
-

Front Aperture

f/2.1
f/2.4
f/2.2

Weight

202 grams
192 grams
185 grams

Colors

Glacier Blue, Arctic White
Black, Ocean
Prism Crush Black, Prism Crush Blue, Prism Crush Red, Prism Crush White

Build

Back: Mineral Glass
Glass front (Gorilla Glass 6), ceramic back or glass back (Gorilla Glass 5), aluminum frame
-

Dimensions

163.8 x 75.8 x 8.9 mm
164.9 x 74.5 x 8 mm
159.3 x 73.1 x 8.6 mm

SAR Value

Head: 1.188 W/kg, Body: 0.906 W/kg
-
Head: 1.13 W/kg

Rear Flash

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

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 60 fps
3840x2160 @ 30 fps, 1920x1080 @ 30 fps, 1280x720 @ 60 fps
1920x1080 @ 30 fps

Rear Camera Features

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

Rear Camera Setup

Quad, 64MP + 12MP + 8MP + 2MP
Triple, 48MP + 12MP + 13MP
Quad, 48MP + 8MP + 5MP + 5MP

Rear Camera 1 Resolution

64 MP
48 MP
48 MP

Rear Camera 1 Type

f/1.8, Wide Angle (78 degree field-of-view) Primary Camera
f/1.7 Primary Camera
f/2.0 (upto 8x Digital Zoom) Primary Camera

Rear Camera 1 Lens

26 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size
26 mm focal length, 2" sensor size, 0.8 micrometre pixel size
26 mm focal length, 2" sensor size, 0.8 micrometre pixel size

Rear Camera 2 Resolution

12 MP
12 MP
8 MP

Rear Camera 2 Type

f/2.5 Telephoto (upto 2x Optical Zoom) Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera

Rear Camera 2 Lens

51 mm focal length, 3.4" sensor size, 1 micrometre pixel size
2.4" sensor size
-

Rear Camera 3 Resolution

8 MP
13 MP
5 MP

Rear Camera 3 Type

f/2.3, Wide Angle, Ultra-Wide Angle Camera
f/2.4 Telephoto (upto 20x Digital Zoom) Camera
f/2.4, Macro Camera

Rear Camera 3 Lens

16 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
-
-

Rear Camera 4 Resolution

2 MP
-
5 MP

Rear Camera 4 Type

f/2.4, Macro Camera
-
f/2.4, Depth Camera

Rear Camera 4 Lens

21.8 mm focal length, 5.0" sensor size, 1.75 micrometre pixel size
-
-

Rear Sensor

ISOCELL Plus
Exmor-RS CMOS Sensor
-

Rear Aperture

f/1.8
f/1.7
f/2.0

OIS

-
Yes
No

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Side
On-Screen
On-Screen

Face Unlock

Yes
Yes
Yes

Fingerprint Scanner Type

-
Optical
Optical
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