TECH500

Realme 12 5G vs Samsung Galaxy J2 2018

Key Feature Comparison

7.8

Realme 12 5G

Check Price
close
5.2

Samsung Galaxy J2 2018

Check Price
close
Add more phone to compare

At a Glance

Show differences only

Octa core (2.2 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Dimensity 6100 Plus, Mali-G57 MC2

Quad core, 1.4 GHz, Cortex A53

Qualcomm Snapdragon 425 MSM8917, Adreno 308

5000 mAh

Li-Polymer, Super VOOC, 45W

2600 mAh

Li-ion

6.72 inches

392 ppi, FHD

5.0 inches

220 ppi

Dual, 108MP + 2MP

1920x1080 @ 30 fps, 1280x720 @ 30 fps

Single, 8MP

1920x1080 @ 30 fps

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.72 inches
5.0 inches

Screen Type

IPS LCD
Super AMOLED

Screen Resolution

1080 x 2400 pixels
540 x 960 pixels

Pixel Density

392 ppi
220 ppi

Aspect Ratio

20:09
16:09

Screen to Body Ratio

91.40%
66.14%

Screen Design

Punch hole
-

Screen Refresh Rate

120 Hz
-

Screen Quality

FHD
-

Peak Brightness

800 nits
-

Screen Protection

-
Corning Gorilla Glass

Phone Variants

6GB 128GB, 8GB 128GB
2GB 16GB

Expandable Storage

Yes
Yes

RAM Type

LPDDR4X
-

Storage Type

UFS 2.2
-

Expandable Storage Capacity

Yes, 2 TB
256 GB

OTG Support

Yes
-

Sensors

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

Operating System

Android v14
Android v7.1 (Nougat)

GPU

Mali-G57 MC2
Adreno 308

Chipset

MediaTek Dimensity 6100 Plus
Qualcomm Snapdragon 425 MSM8917

CPU

Octa core (2.2 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)
Quad core, 1.4 GHz, Cortex A53

Custom User Interface

Realme UI
-

Clock Speed

2.2 GHz
1.4 GHz

Architecture

64 bit
-

Process Technology

6 nm
28 nm

Battery Capacity

5000 mAh
2600 mAh

Battery Removable

No
Yes

Battery Type

Li-Polymer
Li-ion

Charger Type

Super VOOC, 45W
-

USB Type-C

Yes
No

Fast Charging

Yes
-

Charging Time

50 % in 30 minutes
-

Announced On

6-Mar-24
27-Apr-18

Market Status

Available
Available

Brand

Realme
Samsung

Model Number

RMX3999
-

Price Status

Confirmed
Confirmed

Price

Rs. 16,999
Rs. 6,799

GPS

Yes A-GPS, Glonass
A-GPS

NFC

No
No

Network Support

5G
4G

Bluetooth

Yes
Yes

FM Radio

No
-

3.5mm Audio Jack

Yes
Yes

SIM Size

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

Wi-Fi

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

Bluetooth Type

v5.2
v4.2

Audio Jack

3.5 mm
3.5 mm

SIM Slot(s)

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

eSIM

No
No

Wi-Fi Features

Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes
-

SIM 1 Bands

5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N40 / N41 / N77 / N78, 4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM...
4G Bands: TD-LTE 2600(band 38) / 2300(band 40), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5) / 800(band 20), 3G Bands: UMTS 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

SIM 2 Bands

5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N40 / N41 / N77 / N78, 4G Bands: TD-LTE 2300(band 40) / 2500(band 41), FD-LTE 1800(band 3) / 900(band 8) / 700(band 28) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / ...
3G Bands: UMTS 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDGE: Available...

Front Video Recording

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

Front Camera Setup

Single, 8MP
Single, 5MP

Front Camera 1 Resolution

8 MP
5 MP

Front Camera 1 Type

f/2.0, Wide Angle, Primary Camera
f/2.2 Primary Camera

Front Camera 1 Lens

26 mm focal length
-

Front Aperture

f/2.0
f/2.2

Front Flash

-
LED Flash

Weight

188 grams
153 grams

Colors

Twilight Purple, Woodland Green
Black, Gold, Pink

Dimensions

165.6 x 76.1 x 7.69 mm
143.8 x 72.3 x 8.4 mm

SAR Value

-
Head: 0.903 W/kg

Rear Flash

Yes, LED Flash
LED Flash

Rear Video Recording

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

Rear Camera Features

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

Rear Camera Setup

Dual, 108MP + 2MP
Single, 8MP

Rear Camera 1 Resolution

108 MP
8 MP

Rear Camera 1 Type

f/1.75, Wide Angle (84 degree field-of-view), Primary Camera
f/2.2 Primary Camera

Rear Camera 1 Lens

24 mm focal length, 1.67" sensor size, 0.64 micrometre pixel size
-

Rear Camera 2 Resolution

2 MP
-

Rear Camera 2 Type

f/2.4, Depth Camera
-

Rear Camera 2 Lens

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

Rear Sensor

S5KHM6, ISO-CELL
-

Rear Aperture

f/1.75
f/2.2

Fingerprint Scanner

Yes
No

Fingerprint Scanner Position

Side
-

Fingerprint Scanner Type

Optical
-
Turn your old phone into cash

You May Also Read

Micromax Mobile Price List
Sony Mobile Price List
Lenovo Mobile Price List
Honor Mobile Price List
Asus Mobile Price List

Recent News

Massive Instagram Data Breach Hits 17.5 Million Users: Shocking Details Leaked
11th Jan 2026
Grab The Vivo T4 Ultra During Flipkart Sale: Discount Details Inside
11th Jan 2026
Honor X80 Price Leaks: Massive 10,000mAh Battery Smartphone Tipped At This Price
11th Jan 2026
OriginOS 6 For Vivo V40 Now Available: Know Features, Installation
11th Jan 2026
iPhone 17 Discount Alert: Grab For Just Rs 74,999 During Flipkart Republic Day Sale
11th Jan 2026

Tips & Tricks

One UI 8 Overheating Issue: All Causes And Best Solutions
29th Dec 2025
How To Get PM Wani Wifi Connection: The Shortest Guide Is Here
24th Dec 2025
7 Hidden iOS 26 Features That Instantly Make Your iPhone Better
23rd Dec 2025
Cashify Data Wipe Process: What You Must Do & What We Do Internally
19th Dec 2025
How to Use Sanchar Saathi TAFCOP
15th Dec 2025

Popular Leaks

Honor Launches Robot Phone: The First Ever Phone With A Robotic Arm Is Here 
17th Oct 2025
Realme Big Announcements: 15T Launch And 15000mAh Battery Phone
29th Aug 2025
OxygenOS 16 Update Devices: These Devices Are Eligible For Update
23rd Oct 2025
iQOO Z11 Turbo Price And Specs Leak Before Launch
27th Dec 2025
GTA 6 PC Requirements: Expected Specs And Storage Needs
8th Dec 2025