Realme 15 5g vs Samsung Galaxy A51

Should you buy Realme 15 5G or Samsung Galaxy A51? Find out which mobile phone is best for you - compare the two models on the basis of pric...e and key specs like performance, price, camera, display, ram, storage, battery capacity, operating system, Network Connectivity, Multimedia and more.

SpecificationsRealme 15 5GSamsung Galaxy A51
Price25999.026890.0
Operating SystemAndroid 15Android v10 (Q)
Camera50MP + 8MP And 50MP48 MP + 12 MP + 5 MP + 5 MP And 32 MP
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Discounted price:₹25,999 Original price:₹29,999
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₹26,890
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Key Specs

Battery

- 4000 mAh

Display

- 6.5 inches (16.51 cm)

Front Camera

- 32 MP

Processor

- Samsung Exynos 9 Octa 9611

RAM

- 6 GB

Rear Camera

- 48 MP + 12 MP + 5 MP + 5 MP

Audio

Audio Jack

3.5 mm -

Stereo Speakers

Yes -

Battery

Capacity

7000 mAh 4000 mAh

Quick Charging

80W fast charging Yes, Fast, 15W

Removable

- No

TalkTime

- Up to 32 Hours(4G)

Type

Li-Po Li-ion

USB Type-C

Yes Yes

Camera

Front Camera

50MP -

Rear Camera

50MP + 8MP -

Design

Build Material

- Back: Plastic

Colours

Flowing Silver, Silk Pink, Velvet Green Prism Crush White, Prism Crush Black, Prism Crush Pink, Prism Crush Blue

Height

- 158.5 mm

Thickness

- 7.9 mm

Water Resistance

IP69 water/dust resistant -

Weight

187 grams 172 grams

Width

- 73.6 mm
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Dimensions

Dimensions

162.27 x 76.16 x 7.66mm -

Height

167.27 mm -

Thickness

7.66 mm -

Width

76.16 mm -

Display

Aspect Ratio

- 20:9

Bezel-less display

- Yes with punch-hole display

Brightness

6500 nits -

Display Type

AMOLED Super AMOLED

HDR / Ultra HDR

Yes -

Pixel Density

392 PPI 405 ppi

Refresh Rate

144 Hz 60 Hz

Resolution

1280x2800 pixels 1080x2400 px (FHD+)

Screen Protection

Gorilla Glass 7i protection Corning Gorilla Glass v3

Screen Size

6.8-inch 6.5 inches (16.51 cm)

Screen to Body Ratio (calculated)

- 87.44 %

Screen to Body Ratio (claimed by the brand)

90.5% -

Touch Screen

- Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Autofocus

- No

Camera Setup

- Single

Flash

- No

Resolution

- 32 MP f/2.2, Primary Camera(2.8" sensor size, 0.8µm pixel size)

Video Recording

- 1920x1080 @ 30 fps

General

Brand

- Samsung

Custom UI

Realme UI 6 Samsung One UI

Launch Date

July 24, 2025 January 29, 2020

Operating System

Android 15 Android v10 (Q)

Main Camera

Autofocus

- Yes

Camera Features

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

Camera Setup

- Quad

Flash

- Yes, LED Flash

Image Resolution

- 8000 x 6000 Pixels

OIS

- No

Resolution

- 48 MP f/2.0, Primary Camera(26 mm focal length, 2.25" sensor size, S5KGM2, ISO-CELL, 0.8µm pixel size)12 MP f/2.2, Ultra-Wide Angle Camera 5 MP f/2.4, Macro Camera 5 MP f/2.2, Depth Camera

Settings

- Exposure compensation, ISO control

Shooting Modes

- Continuous Shooting High Dynamic Range mode (HDR)

Video Recording

- 3840x2160 @ 30 fps

Multimedia

Audio Features

- Dolby Atmos

Audio Jack

- 3.5 mm

Loudspeaker

- Yes

Network & Connectivity

Bluetooth

5.4 Yes, v5.0

GPS

GPS (AGPS, BEIDOU, GLONASS, QZSS, GALILEO). Yes with A-GPS, Glonass

NFC

- Yes

Network Support

5G 5G Not Supported in India, 4G Supported in India, 3G, 2G

SAR Value

- Head: 0.598 W/kg

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) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 800(band 20) / 850(band 26) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available

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) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available

SIM Size

Dual SIM SIM1: Nano, SIM2: Nano

SIM Slot(s)

- Dual SIM, GSM+GSM

USB Connectivity

- Mass storage device, USB charging

VoLTE

- Yes

Wi-Fi

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

Wi-Fi Features

- Wi-Fi Direct, Mobile Hotspot

Performance

Architecture

- 64 bit

CPU

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

Chipset

- Samsung Exynos 9 Octa 9611

Fabrication

- 10 nm

Graphics

- Mali-G72 MP3

Processor

MediaTek Dimensity 7300 Plus (Octa-core, 4x2.6GHz Cortex-A78 & 4x2.0GHz Cortex-A55) -

RAM

8 GB 6 GB

RAM Type

LPDDR4X LPDDR4X

RAM type

- LPDDR4X

Sensors

Fingerprint Sensor

side fingerprint sensor Yes

Fingerprint Sensor Position

- On-screen

Fingerprint Sensor Type

- Optical

Other Sensors

Geomagnetic, light, distance, and acceleration sensors; USB OTG; document reader. Light sensor, Proximity sensor, Accelerometer, Gyroscope

Storage

Expandable Memory

Expandable up to 20GB with virtual RAM Yes, Up to 512 GB

Internal Memory

128GB/256GB 128 GB

Storage Type

UFS 3.1 UFS 2.0

USB OTG

- Yes

User Available Storage

- Up to 106 GB

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Scoring parameters
How is the score calculated?

This is a relative score calculated on the basis of the following specifications:

  • score popup Performance
  • score popup Battery
  • score popup Camera
  • score popup Storage
  • score popup Display

Each Mobiles has been benchmarked against ~31,000 other phones to calculate the score.

For personalized scores based on your preference, you can visit Mobile Recommender to check scores of the recommended Mobiles for you.

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