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Realme 7i vs OnePlus Nord (OnePlus Z) vs Samsung Galaxy M21

Last Updated:

10th Oct 2020

Key Feature Comparison

Realme 7i

₹11,999

7/10

OnePlus Nord

₹29,999

8/10

Samsung Galaxy M21

₹12,699

8/10

Realme 7i

7/10

₹11,999

7/10

OnePlus Nord

8/10

₹29,999

8/10

Samsung Galaxy M21

8/10

₹12,699

8/10

Display

Screen Size

6.5 inches

6.44 inches

6.4 inches

Screen Type

IPS LCD

Fluid AMOLED

Super AMOLED

Screen Resolution

720 x 1600 pixels

1080 x 2400 pixels

1080 x 2340 pixels

Pixel Density

270 ppi

409 ppi

403 ppi

Aspect Ratio

20:09

19.5:9

Screen Protection

Corning Gorilla Glass v3

Corning Gorilla Glass v5

Corning Gorilla Glass v3

Screen to Body Ratio

90%

86.29%

91%

Screen Design

Punch-Hole Display

Waterdrop Notch

Screen Refresh Rate

90 Hz

Screen Quality

FHD

Peak Brightness

480 nits

420 nits

Memory & Storage

Phone Variants

128GB 4GB RAM, 64GB 4GB RAM

64GB 6GB RAM, 128GB 8GB RAM, 256GB 12GB RAM

64GB 4GB RAM, 128GB 6GB RAM

Expandable Storage

Yes

RAM Type

LPDDR4X

Storage Type

UFS 2.1

Expandable Storage Capacity

Yes, 256 GB

Yes, 512 GB

OTG Support

Yes

Performance

GPU

Adreno 610

Adreno 620

Mali-G72 MP3

Operating System

Android v10 (Q)

Chipset

Qualcomm Snapdragon 662

Qualcomm Snapdragon 765G

Samsung Exynos 9 Octa 9611

CPU

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

Octa core (2.4 GHz, Single core, Kryo 475 + 2.2 GHz, Single core, Kryo 475 + 1.8 GHz, Hexa Core, Kryo 475)

Octa core (2.3 GHz, Quad core, Cortex A73 + 1.7 GHz, Quad core, Cortex A53)

Custom User Interface

Realme UI

Oxygen OS

Samsung One UI

Clock Speed

2 GHz

2.4 GHz

2.3 GHz

Architecture

64 bit

General

Announced On

17-Sep-20

21-Jul-20

18-Mar-20

Market Status

Available

Out of Stock

Available

Brand

Realme

OnePlus

Samsung

Price Status

Confirmed

Price

Rs. 11,999

Rs. 27,999

Rs. 13,499

Battery

Battery Capacity

5000 mAh

4115 mAh

6000 mAh

Battery Removable

Battery Type

Li-ion

Charger Type

Quick, 18W

Warp, 30W

Fast, 15W

USB Type-C

Yes

Fast Charging

Yes

Charging Time

70 % in 30 minutes

Miscellaneous Features

Sensors

Light sensor, Proximity sensor, Accelerometer, Gyroscope

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Light sensor, Proximity sensor, Accelerometer, Gyroscope

Network & Connectivity

GPS

Yes A-GPS, Glonass

NFC

Yes

Bluetooth

Yes

3.5mm Audio Jack

Yes

Bluetooth Type

v5.0

v5.1

v5.0

Audio Jack

3.5 mm

USB Type-C

3.5 mm

Audio Features

Super linear speaker Noise cancellation support

Dolby Atmos

Design

IP Certification

Yes, Splash proof

Weight

188 grams

184 grams

188 grams

Colors

Fusion Green, Fusion Blue

Blue Marble, Gray Onyx

Midnight Blue, Raven Black

Dimensions

164.1 x 75.5 x 8.5 mm

158.3 x 73.3 x 8.2 mm

159 x 75.1 x 8.9 mm

SAR Value

Head: 1.098 W/kg, Body: 0.531 W/kg

Head: 0.468 W/kg

Build

Back: Gorilla Glass

Back: Plastic

Front Camera

Front Video Recording

1920x1080 @ 30 fps, 1280x720 @ 30 fps

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

1920x1080 @ 30 fps

Front Camera Features

Fixed Focus

HDR

Front Camera Setup

Single, 16MP

Dual, 32MP + 8MP

Single, 20MP

Front Camera 1 Resolution

16 MP

32 MP

20 MP

Front Camera 1 Type

f/2.1, Wide Angle Primary Camera

f/2.45, Wide Angle (105 degree field-of-view) Primary Camera

f/2.2 Primary Camera

Front Camera 1 Lens

3" sensor size, 1 micrometre pixel size

2.8" sensor size, 0.8 micrometre pixel size

26 mm focal length

Front Sensor

Exmor RS

CMOS

Front Flash

Yes, Screen flash

Front Camera 2 Resolution

8 MP

Front Camera 2 Type

f/2.45, Wide Angle, Ultra-Wide Angle (105 degree field-of-view) Camera

Front Camera 2 Lens

4.0" sensor size, 1.12 micrometre pixel size

Network

Network Support

4G (supports Indian bands), 3G, 2G

5G supported by device (network not rolled-out in India), 4G (supports Indian bands), 3G, 2G

4G (supports Indian bands), 3G, 2G

SIM Size

SIM1: Nano, SIM2: Nano

Wi-Fi

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

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

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

SIM Slot(s)

Dual SIM, GSM+GSM

eSIM

Wi-Fi Features

Mobile Hotspot

Wi-Fi Direct, Mobile Hotspot

VoLTE

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) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 17) / 850(band 18) / 850(band 19) / 800(band 20) / ...

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) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...

SIM 2 Bands

Rear Camera

Rear Flash

Yes, LED Flash

Yes, Dual LED Flash

Yes, LED Flash

Rear Video Recording

1920x1080 @ 30 fps, 1280x720 @ 60 fps

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

Rear Camera Features

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

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

Rear Camera Setup

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

Quad, 48MP + 8MP + 5MP + 2MP

Triple, 48MP + 8MP + 5MP

Rear Camera 1 Resolution

64 MP

48 MP

Rear Camera 1 Type

f/1.8, Wide Angle (80 degree field-of-view) Primary Camera

f/1.75, Wide Angle Primary Camera

f/2.0 (upto 4x Digital Zoom) Primary Camera

Rear Camera 1 Lens

25.1 mm focal length, 2" sensor size

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

Rear Camera 2 Resolution

8 MP

Rear Camera 2 Type

f/2.2, Wide Angle, Ultra-Wide Angle Camera

f/2.25, Wide Angle, Ultra-Wide Angle Camera

f/2.2, Wide Angle, Ultra-Wide Angle Camera

Rear Camera 2 Lens

15.62 mm focal length, 4.0" sensor size

12 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size

Rear Camera 3 Resolution

2 MP

5 MP

Rear Camera 3 Type

f/2.4, Macro Camera

f/2.4, Depth Camera

f/2.2, Depth Camera

Rear Camera 3 Lens

21.88 mm focal length, 5.0" sensor size

Rear Camera 4 Resolution

2 MP

Rear Camera 4 Type

f/2.4 Mono Camera

f/2.4, Macro Camera

Rear Camera 4 Lens

21.88 mm focal length, 5.0" sensor size

Rear Sensor

CMOS image sensor

Exmor-RS CMOS Sensor

CMOS image sensor

OIS

Yes

Sensors

Fingerprint Scanner

Yes

Fingerprint Scanner Position

Rear

On-screen

Rear

Fingerprint Scanner Type

Optical

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