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Realme 12 5G vs OPPO A57

Key Feature Comparison

7.8

Realme 12 5G

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At a Glance

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

MediaTek Dimensity 6100 Plus, Mali-G57 MC2

Octa core, 1.4 GHz, Cortex A53

Qualcomm Snapdragon 435 MSM8940, Adreno 505

5000 mAh

Li-Polymer, Super VOOC, 45W

2900 mAh

Li-ion

6.72 inches

392 ppi, FHD

5.2 inches

282 ppi

Dual, 108MP + 2MP

1920x1080 @ 30 fps, 1280x720 @ 30 fps

Single, 13MP

1920x1080 @ 30 fps

5G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.72 inches
5.2 inches

Screen Type

IPS LCD
IPS LCD

Screen Resolution

1080 x 2400 pixels
720 x 1280 pixels

Pixel Density

392 ppi
282 ppi

Aspect Ratio

20:09
-

Screen to Body Ratio

91.40%
68.42%

Screen Design

Punch hole
-

Screen Refresh Rate

120 Hz
-

Screen Quality

FHD
-

Peak Brightness

800 nits
-

Screen Protection

-
Gorilla Glass 4

Phone Variants

6GB 128GB, 8GB 128GB
3GB 32GB

Expandable Storage

Yes
Yes

RAM Type

LPDDR4X
-

Storage Type

UFS 2.2
-

Expandable Storage Capacity

Yes, 2 TB
Yes, 256 GB

OTG Support

Yes
Yes

Sensors

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

Operating System

Android v14
Android v6.0 (Marshmallow)

GPU

Mali-G57 MC2
Adreno 505

Chipset

MediaTek Dimensity 6100 Plus
Qualcomm Snapdragon 435 MSM8940

CPU

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

Custom User Interface

Realme UI
ColorOS

Clock Speed

2.2 GHz
1.4 GHz

Architecture

64 bit
64 bit

Process Technology

6 nm
-

Battery Capacity

5000 mAh
2900 mAh

Battery Removable

No
No

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
3-Feb-17

Market Status

Available
Out of Stock

Brand

Realme
OPPO

Model Number

RMX3999
-

Price Status

Confirmed
Confirmed

Price

Rs. 16,999
Rs. 13,500

GPS

Yes A-GPS, Glonass
Yes A-GPS

NFC

No
No

Network Support

5G
4G

Bluetooth

Yes
Yes

FM Radio

No
Yes

3.5mm Audio Jack

Yes
Yes

SIM Size

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

Wi-Fi

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

Bluetooth Type

v5.2
v4.1

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
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) / 2500(band 41) / 1900(band 39), FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8) / 850(band 5), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS...

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

Front Video Recording

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

Front Camera Setup

Single, 8MP
Single, 16MP

Front Camera 1 Resolution

8 MP
16 MP

Front Camera 1 Type

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

Front Camera 1 Lens

26 mm focal length
1.12 micrometre pixel size

Front Aperture

f/2.0
f/2.0

Front Flash

-
Yes, Screen flash

Weight

188 grams
147 grams

Colors

Twilight Purple, Woodland Green
Gold

Dimensions

165.6 x 76.1 x 7.69 mm
149.1 x 72.9 x 7.6 mm

Build

-
Front glass, aluminum body

Rear Flash

Yes, LED Flash
Yes, 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, 13MP

Rear Camera 1 Resolution

108 MP
13 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
Exmor-RS CMOS Sensor

Rear Aperture

f/1.75
f/2.2

OIS

-
No

Fingerprint Scanner

Yes
Yes

Fingerprint Scanner Position

Side
-

Fingerprint Scanner Type

Optical
-
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