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Nothing Phone 2a vs Samsung Galaxy M51 vs Oppo A7

- Updated: 26th Apr 2024, 13:54 IST

Key Feature Comparison

Nothing Phone 2a 5G

Samsung Galaxy M51

Show differences only

At a Glance

Octa core (2.8 GHz, Dual core, Cortex A715 + 2 GHz, Hexa Core, Cortex A510)

MediaTek Dimensity 7200 Pro, Mali-G610 MC4

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

Qualcomm Snapdragon 730G, Adreno 618

Octa core, 1.8 GHz, Cortex A53

Qualcomm Snapdragon 450, Adreno 506

5000 mAh

Li-Polymer, Fast, 45W

7000 mAh

Li-ion, Fast, 25W

4230 mAh

Li-ion

6.7 inches

395 ppi, FHD

6.7 inches

393 ppi, FHD

6.2 inches

271 ppi

Dual, 50MP + 50MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Quad, 64MP + 12MP + 5MP + 5MP

3840x2160 @ 30 fps, 1920x1080 @ 30 fps

Dual, 13MP + 2MP

1920x1080 @ 30 fps

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.7 inches

6.7 inches

6.2 inches

Screen Type

AMOLED

Super AMOLED

IPS LCD

Screen Resolution

1080 x 2412 pixels

1080 x 2400 pixels

720 x 1520 pixels

Pixel Density

395 ppi

393 ppi

271 ppi

Aspect Ratio

20:09

20:09

-

Screen Protection

Gorilla Glass 5

Gorilla Glass 3

Gorilla Glass 3

Screen to Body Ratio

91.65%

91%

88.40%

Screen Design

Punch hole

Punch hole

Waterdrop notch

Screen Refresh Rate

120 Hz

-

-

Screen Quality

FHD

FHD

-

Peak Brightness

700 nits

420 nits

-

Phone Variants

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

8GB 128GB, 6GB 128GB

4GB 64GB, 3GB 64GB

Expandable Storage

No

Yes

Yes

RAM Type

LPDDR5

LPDDR4X

LPDDR3

Storage Type

UFS 3.1

UFS 2.1

eMMC 5.1

OTG Support

Yes

-

Yes

Expandable Storage Capacity

-

Yes, 512 GB

Yes, 256 GB

Sensors

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Light sensor, Proximity sensor, Accelerometer, Compass

Operating System

Android v14

Android v10 (Q)

Android v8.1 (Oreo)

GPU

Mali-G610 MC4

Adreno 618

Adreno 506

Chipset

MediaTek Dimensity 7200 Pro

Qualcomm Snapdragon 730G

Qualcomm Snapdragon 450

CPU

Octa core (2.8 GHz, Dual core, Cortex A715 + 2 GHz, Hexa Core, Cortex A510)

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

Octa core, 1.8 GHz, Cortex A53

Clock Speed

2.8 GHz

2.2 GHz

1.8 GHz

Architecture

64 bit

64 bit

64 bit

Process Technology

4 nm

8 nm

14 nm

Custom User Interface

-

Samsung One UI

ColorOS

Battery Capacity

5000 mAh

7000 mAh

4230 mAh

Battery Removable

No

No

No

Battery Type

Li-Polymer

Li-ion

Li-ion

Charger Type

Fast, 45W

Fast, 25W

-

USB Type-C

Yes

Yes

No

Fast Charging

Yes

Yes

-

Charging Time

50 % in 23 minutes

-

-

Announced On

5-Mar-24

31-Aug-20

5-Nov-18

Market Status

Available

Available

Available

Brand

Nothing

Samsung

OPPO

Model Number

A142

SM-M515FZBEINS

-

Price Status

Confirmed

Confirmed

Confirmed

Price

Rs. 23,999

Rs. 19,999

Rs. 15,900

Water Resistance

Yes, Splash proof, IP54

-

-

Weight

190 grams

213 grams

168 grams

Colors

Black, White, Blue

Celestial Black, Electric Blue

Glaze Blue, Glaring Gold

Dimensions

161.74 x 76.32 x 8.55 mm

163.9 x 76.3 x 9.5 mm

155.9 x 75.4 x 8.1 mm

Build

-

Back: Plastic

Back: Plastic

SAR Value

-

Head: 1.381 W/kg

Head: 1.370 W/kg, Body: 0.186 W/kg

GPS

Yes A-GPS, Glonass

Yes A-GPS, Glonass

Yes A-GPS, Glonass

NFC

Yes

Yes

No

Network Support

5G

4G

4G

Bluetooth

Yes

Yes

Yes

3.5mm Audio Jack

No

Yes

Yes

SIM Size

SIM1: Nano, SIM2: Nano

SIM1: Nano, SIM2: Nano

SIM1: Nano, SIM2: Nano

Wi-Fi

Yes, Wi-Fi 6E (802.11 a/b/g/n/ac/ax) 5GHz 6GHz, MIMO

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

Yes, Wi-Fi 802.11, a/b/g/n

Bluetooth Type

v5.3

v5.0

v4.2

Audio Jack

USB Type-C

3.5 mm

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

Wi-Fi Direct, Mobile Hotspot

Wi-Fi Direct, Mobile Hotspot

Mobile Hotspot

VoLTE

Yes

Yes

Yes

SIM 1 Bands

5G Bands: FDD N1 / N3 / N5 / N7 / N8 / N20 / N28, TDD N38 / N40 / N41 / N66 / N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) / 3500(band 42), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) /...

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 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 19...

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...

SIM 2 Bands

5G Bands: FDD N1 / N3 / N5 / N7 / N8 / N20 / N28, TDD N38 / N40 / N41 / N66 / N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) / 3500(band 42), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) /...

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 17) / 800(band 20) / 850(band 26), 3G Bands: UMTS 19...

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...

Audio Features

-

Dolby Atmos

Active noise cancellation with dedicated mic

Front Video Recording

1920x1080 @ 60 fps

1920x1080 @ 30 fps

-

Front Camera Features

Fixed Focus

HDR

HDR

Front Camera Setup

Single, 32MP

Single, 32MP

Single, 16MP

Front Camera 1 Resolution

32 MP

32 MP

16 MP

Front Camera 1 Type

f/2.2, Wide Angle, Primary Camera

f/2.2, Wide Angle Primary Camera

f/2.0 Primary Camera

Front Camera 1 Lens

2.74" sensor size

26 mm focal length, 2.8" sensor size, 0.8 micrometre pixel size

-

Front Sensor

Exmor RS

Exmor RS

CMOS

Front Aperture

f/2.2

f/2.2

f/2.0

Front Flash

-

No

-

OIS

Yes

No

-

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

1920x1080 @ 30 fps

Rear Camera Features

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

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

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

Rear Camera Setup

Dual, 50MP + 50MP

Quad, 64MP + 12MP + 5MP + 5MP

Dual, 13MP + 2MP

Rear Camera 1 Resolution

50 MP

64 MP

13 MP

Rear Camera 1 Type

f/1.88, Wide Angle, Primary Camera

f/1.8 (upto 8x Digital Zoom), Wide Angle Primary Camera

f/2.2 (upto 2x Digital Zoom) Primary Camera

Rear Camera 1 Lens

1.56" sensor size

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

1.12 micrometre pixel size

Rear Camera 2 Resolution

50 MP

12 MP

2 MP

Rear Camera 2 Type

f/2.2, Ultra-Wide Angle Camera

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

f/2.4, Depth Camera

Rear Camera 2 Lens

2.7" sensor size, 0.64 micrometre pixel size

-

-

Rear Sensor

ISO-CELL

Exmor-RS CMOS Sensor, ISOCELL Plus

CMOS image sensor

Rear Aperture

f/1.88

f/1.8

f/2.2

Rear Camera 3 Resolution

-

5 MP

-

Rear Camera 3 Type

-

f/2.4, Macro Camera

-

Rear Camera 4 Resolution

-

5 MP

-

Rear Camera 4 Type

-

f/2.4, Depth Camera

-

Fingerprint Scanner

Yes

Yes

Yes

Fingerprint Scanner Position

On-Screen

Side

Rear

Fingerprint Scanner Type

Optical

-

-

Face Unlock

-

Yes

Yes

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