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Infinix Note 40X 5G vs Realme 14x 5G vs OPPO K12x 5G

Key Feature Comparison

Infinix Note 40X 5G

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5.9

Realme 14x 5G

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5.8

OPPO K12x 5G

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At a Glance

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Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Dimensity 6300, Mali-G57 MC2

Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Dimensity 6300, Mali-G57 MC2

Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Dimensity 6300, Mali-G57 MC2

5000 mAh

Li-Polymer, Fast, 18W

6000 mAh

Li-Polymer, Super VOOC, 45W

5100 mAh

Li-Polymer, Super VOOC, 45W

6.78 inches

396 ppi

6.67 inches

264 ppi, HD

6.67 inches

264 ppi

Dual, 108MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Dual, 50MP + AI Lens

1920x1080 @ 30 fps, 1280x720 @ 30 fps

Dual, 32MP + 2MP

1920x1080 @ 30 fps, 1280x720 @ 30 fps

5G

Dual SIM, GSM+GSM

5G

Dual SIM, GSM+GSM

5G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.78 inches
6.67 inches
6.67 inches

Screen Type

IPS LCD
IPS LCD
-

Pixel Density

396 ppi
264 ppi
264 ppi

Screen to Body Ratio

84.60%
85.05%
89.90%

Screen Design

Punch hole
Punch hole
Punch hole

Screen Refresh Rate

120 Hz
120 Hz
120 Hz

Peak Brightness

500 nits
625 nits
-

Screen Resolution

-
720 x 1604 pixels
-

Aspect Ratio

-
20:09
20:09

Screen Quality

-
HD
-

Phone Variants

8GB 256GB, 12GB 256 GB
6GB 128GB, 8GB 128 GB
6GB 128GB, 8GB 256 GB

Expandable Storage

Yes
Yes
Yes

RAM Type

LPDDR4X
-
LPDDR4X

Storage Type

UFS 2.2
-
UFS 2.2

Expandable Storage Capacity

Yes, 1 TB
Yes, 2 TB
Yes, 1 TB

OTG Support

Yes
Yes
Yes

Sensors

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

Operating System

Android v14
Android v14
Android v14

GPU

Mali-G57 MC2
Mali-G57 MC2
Mali-G57 MC2

Chipset

MediaTek Dimensity 6300
MediaTek Dimensity 6300
MediaTek Dimensity 6300

CPU

Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)
Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)
Octa core (2.4 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

Clock Speed

2.4 GHz
2.4 GHz
2.4 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

6 nm
6 nm
6 nm

Custom User Interface

-
Realme UI
ColorOS

Battery Capacity

5000 mAh
6000 mAh
5100 mAh

Battery Removable

No
No
No

Battery Type

Li-Polymer
Li-Polymer
Li-Polymer

Charger Type

Fast, 18W
Super VOOC, 45W
Super VOOC, 45W

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Announced On

5-Aug-24
18-Dec-24
29-Jul-24

Market Status

Available
Available
Available

Brand

Infinix
Realme
OPPO

Model Number

X6838
RMX3998
CPH2667

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 14,999
Rs. 14,999
Rs. 12,999

GPS

Yes A-GPS
Yes A-GPS, Glonass
Yes A-GPS, Glonass

Audio Features

DTS Sound
-
-

NFC

Yes
No
No

Network Support

5G
5G
5G

Bluetooth

Yes
Yes
Yes

3.5mm Audio Jack

Yes
-
Yes

SIM Size

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

Wi-Fi

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

Bluetooth Type

v5.2
v5.3
v5.3

Audio Jack

3.5 mm
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

Mobile Hotspot
Mobile Hotspot
Mobile Hotspot

VoLTE

Yes
Yes
Yes

SIM 1 Bands

5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N38 / N40 / N41 / N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 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 2100 / 850 / 900 MHz...
5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N40 / N41, 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 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 850 / 900 M...
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 2100 / 900 MHz, 2G Bands: GSM 1800 / 900 M...

SIM 2 Bands

5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N38 / N40 / N41 / N77 / N78, 4G Bands: TD-LTE 2600(band 38) / 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 2100 / 850 / 900 MHz...
5G Bands: FDD N1 / N3 / N5 / N8 / N28, TDD N40 / N41, 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 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 850 / 900 M...
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 2100 / 900 MHz, 2G Bands: GSM 1800 / 900 M...

FM Radio

-
No
No

Front Video Recording

1920x1080 @ 30 fps
Full HD @ 30 FPS, HD @ 30 FPS
1920x1080 @ 30 fps, 1280x720 @ 30 fps

Front Camera Setup

Single, 8MP
Single, 8MP
Single, 8MP

Front Camera 1 Resolution

8 MP
8 MP
8 MP

Front Camera 1 Type

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

Front Flash

Yes, Dual LED
Yes, LED Flash
-

Front Camera 1 Lens

-
25 mm focal length, 1/4.0" sensor size, CMOS, 1.12 micrometer pixel size
25 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size

Front Aperture

-
f/2.0
f/2.0

Weight

201 grams
197 grams
186 grams

Colors

Lime Green, Palm Blue, Starlit Black
Crystal Black, Golden Glow, Jewel Red
Midnight Violet, Breeze Blue

Dimensions

168.94 x 76.49 x 8.26 mm
165.7 x 76.22 x 7.94 mm
165.7 x 76 x 7.7 mm

Rear Flash

Yes, Quad LED Flash
Yes, LED Flash
Yes, LED Flash

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 60 fps
1920x1080 @ 30 fps, 1280x720 @ 30 fps
1920x1080 @ 30 fps, 1280x720 @ 30 fps

Rear Camera Features

Digital Zoom, Auto Flash, Face detection
10 x Digital Zoom, Auto Flash, Face detection, Filters, Touch to focus
Digital Zoom, Auto Flash, Face detection, Touch to focus

Rear Camera Setup

Dual, 108MP + 2MP
Dual, 50MP + AI Lens
Dual, 32MP + 2MP

Rear Camera 1 Resolution

108 MP
50 MP
32 MP

Rear Camera 1 Type

f/1.75, Wide Angle, Primary Camera
f/1.8, Wide Angle (75 degree field-of-view), Primary Camera
f/1.8, Wide Angle (76 degree field-of-view), Primary Camera

Rear Camera 2 Resolution

2 MP
-
2 MP

Rear Camera 2 Type

f/2.4, Macro Camera
-
f/2.4, Depth Camera

Rear Aperture

f/1.75
f/1.8
f/1.8

Rear Camera 1 Lens

-
27 mm focal length, 1/2.88" sensor size, OV50D, CMOS image sensor, 0.61 micrometer pixel size
27 mm focal length, 3.1" sensor size, 0.7 micrometre pixel size

Rear Sensor

-
OV50D, CMOS image sensor
-

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Side
Side
Side

Fingerprint Scanner Type

Optical
-
Optical
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