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Realme X2 vs Mi A3 vs OnePlus 7

Key Feature Comparison

At a Glance

Show differences only

Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)

Qualcomm Snapdragon 730G, Adreno 618

Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)

Qualcomm Snapdragon 665, Adreno 610

Octa core (2.84 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)

Qualcomm Snapdragon 855, Adreno 640

4000 mAh

Li-ion, VOOC, v4.0, 30W

4030 mAh

Li-ion, Quick, v3.0, 18W

3700 mAh

Li-ion, Dash

6.4 inches

403 ppi, FHD

6.08 inches

283 ppi

6.41 inches

402 ppi, FHD

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

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Triple, 48MP + 8MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Dual, 48MP + 5MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 480 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.4 inches
6.08 inches
6.41 inches

Screen Type

Super AMOLED
Super AMOLED
AMOLED

Screen Resolution

1080 x 2340 pixels
720 x 1560 pixels
1080 x 2340 pixels

Pixel Density

403 ppi
283 ppi
402 ppi

Aspect Ratio

19.5:9
19.5:9
19.5:9

Screen Protection

Gorilla Glass 5
Gorilla Glass 5
Gorilla Glass 6

Screen to Body Ratio

91.90%
82.15%
85.32%

Screen Design

Waterdrop notch
Waterdrop notch
Waterdrop notch

Screen Quality

FHD
-
FHD

Phone Variants

4GB 64GB, 8GB 256GB, 8GB 128GB, 6GB 128GB
4GB 64GB, 6GB 128GB
6GB 256GB, 6GB 128GB

Expandable Storage

Yes
Yes
No

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Storage Type

UFS 2.1
UFS 2.1
UFS 3.0

Expandable Storage Capacity

Yes, 256 GB
Yes, 256 GB
-

OTG Support

Yes
Yes
Yes

Sensors

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

Operating System

Android v9.0 (Pie)
Android v9.0 (Pie)
Android v9.0 (Pie)

GPU

Adreno 618
Adreno 610
Adreno 640

Chipset

Qualcomm Snapdragon 730G
Qualcomm Snapdragon 665
Qualcomm Snapdragon 855

CPU

Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
Octa core (2 GHz, Quad core, Kryo 260 + 1.8 GHz, Quad core, Kryo 260)
Octa core (2.84 GHz, Single core, Kryo 485 + 2.42 GHz, Tri core, Kryo 485 + 1.8 GHz, Quad core, Kryo 485)

Custom User Interface

Realme UI
Android One
Oxygen OS

Clock Speed

2.2 GHz
2 GHz
2.84 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

8 nm
11 nm
7 nm

Battery Capacity

4000 mAh
4030 mAh
3700 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-ion
Li-ion

Charger Type

VOOC, v4.0, 30W
Quick, v3.0, 18W
Dash

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Charging Time

65 % in 30 minutes
-
50 % in 30 minutes

Announced On

5-Sep-19
5-Jul-19
5-May-19

Market Status

Available
Available
Out of Stock

Brand

Realme
Xiaomi
OnePlus

Model Number

RMX1992
MZB7975IN
GM1901

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 17,999
Rs. 13,499
Rs. 29,990

GPS

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

Audio Features

Dolby Atmos
Active noise cancellation with dedicated mic
Dolby Atmos

NFC

No
No
Yes

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

No
Yes
No

3.5mm Audio Jack

Yes
Yes
No

SIM Size

SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano (Hybrid)
SIM1: Nano, SIM2: Nano

Wi-Fi

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

Bluetooth Type

v5.0
v5.0
v5.0

Audio Jack

3.5 mm
3.5 mm
USB Type-C

SIM Slot(s)

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

eSIM

No
No
No

Wi-Fi Features

Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
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) / 700(band 28) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40), 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) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 ...
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) /...

SIM 2 Bands

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) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 /...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 700(band 28) / 1900(band 2) / 1700(band 4) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 /...
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) /...

Front Video Recording

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

Front Camera Features

HDR
Fixed Focus
Fixed Focus

Front Camera Setup

Single, 32MP
Single, 32MP
Single, 16MP

Front Camera 1 Resolution

32 MP
32 MP
16 MP

Front Camera 1 Type

f/2.0, Wide Angle Primary Camera
f/2.0 Primary Camera
f/2.0 Primary Camera

Front Camera 1 Lens

3.81 mm focal length, 2.8" sensor size, 0.8 micrometre pixel size
26 mm focal length, 2.8" sensor size, 1.6 micrometre pixel size
3.1" sensor size, 1 micrometre pixel size

Front Sensor

CMOS
-
Exmor RS

Front Aperture

f/2.0
f/2.0
f/2.0

Weight

182 grams
173.8 grams
182 grams

Colors

Pearl White, Pearl Blue, Pearl Green
More than White, Not just Blue, Kind of Grey
Red, Mirror Grey

Build

Back: Gorilla Glass
Back: Mineral Glass
Back: Gorilla Glass

Dimensions

158.7 x 75.2 x 8.6 mm
153.4 x 71.85 x 8.4 mm
157.7 x 74.8 x 8.2 mm

SAR Value

Head: 1.160 W/kg, Body: 0.521 W/kg
Head: 0.527 W/kg, Body: 0.722 W/kg
Head: 1.090 W/kg, Body: 0.742 W/kg

OIS

No
No
Yes

Rear Flash

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

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 60 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 480 fps

Rear Camera Features

5 x Digital Zoom, Auto Flash, Face detection, Touch to focus
2 x Digital Zoom, Auto Flash, Face detection, Touch to focus
2 x Digital Zoom, Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Quad, 64MP + 8MP + 2MP + 2MP
Triple, 48MP + 8MP + 2MP
Dual, 48MP + 5MP

Rear Camera 1 Resolution

64 MP
48 MP
48 MP

Rear Camera 1 Type

f/1.8 (upto 5x Digital Zoom) Primary Camera
f/1.79 (upto 2x Digital Zoom) Primary Camera
f/1.7 (upto 2x Digital Zoom), Wide Angle Primary Camera

Rear Camera 1 Lens

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

Rear Camera 2 Resolution

8 MP
8 MP
5 MP

Rear Camera 2 Type

f/2.25, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.4, Depth Camera

Rear Camera 2 Lens

1.66 mm focal length, 1.12 micrometre pixel size
13 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
1.12 micrometre pixel size

Rear Camera 3 Resolution

2 MP
2 MP
-

Rear Camera 3 Type

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

Rear Camera 3 Lens

1.77 mm focal length, 1.75 micrometre pixel size
-
-

Rear Camera 4 Resolution

2 MP
-
-

Rear Camera 4 Type

f/2.4, Depth Camera
-
-

Rear Camera 4 Lens

1.77 mm focal length, 1.75 micrometre pixel size
-
-

Rear Sensor

ISOCELL Plus
Exmor-RS CMOS Sensor
Exmor-RS CMOS Sensor

Rear Aperture

f/1.8
f/1.79
f/1.7

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

On-Screen
On-Screen
On-Screen

Fingerprint Scanner Type

Optical
Optical
Optical

Face Unlock

Yes
Yes
Yes

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