Select City

POCO X3 vs Realme 7 vs Samsung Galaxy A40

Key Feature Comparison

6.6

Samsung Galaxy A40

Check Price
close

At a Glance

Show differences only

Octa core (2.3 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)

Qualcomm Snapdragon 732G, Adreno 618

Octa core (2.05 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)

MediaTek Helio G95, Mali-G76 MC4

Octa core (1.8 GHz, Dual core, Cortex A73 + 1.6 GHz, Hexa Core, Cortex A53)

Samsung Exynos 7 Octa 7904, Mali-G71 MP2

6000 mAh

Li-Polymer, Quick, 33W

5000 mAh

Li-ion, Super Dart, 30W

3100 mAh

Li-ion

6.67 inches

395 ppi, FHD

6.5 inches

405 ppi, FHD

5.9 inches

437 ppi, FHD

Quad, 64MP + 13MP + 2MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Quad, 64MP + 8MP + 2MP + 2MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 240 fps

Dual, 16MP + 5MP

1920x1080 @ 30 fps

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM

Detailed Specs

Screen Size

6.67 inches
6.5 inches
5.9 inches

Screen Type

IPS LCD
IPS LCD
Super AMOLED

Screen Resolution

1080 x 2400 pixels
1080 x 2400 pixels
1080 x 2340 pixels

Pixel Density

395 ppi
405 ppi
437 ppi

Aspect Ratio

20:09
20:09
19.5:9

Screen Protection

Gorilla Glass 5
Corning Gorilla Glass
Gorilla Glass 3

Screen to Body Ratio

91.25%
90.50%
85.33%

Screen Design

Punch hole
Punch hole
Waterdrop notch

Screen Refresh Rate

120 Hz
90 Hz
-

Screen Quality

FHD
FHD
FHD

Peak Brightness

450 nits
480 nits
-

Phone Variants

6GB 64GB, 8GB 128GB, 6GB 128GB
6GB 64GB, 8GB 128GB
4GB 64GB

Expandable Storage

Yes
Yes
Yes

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Storage Type

UFS 2.1
UFS 2.1
eMMC 5.1

Expandable Storage Capacity

Yes, 512 GB
Yes, 256 GB
Yes, 512 GB

OTG Support

Yes
Yes
-

Sensors

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

Operating System

Android v10 (Q)
Android v10 (Q)
Android v9.0 (Pie)

GPU

Adreno 618
Mali-G76 MC4
Mali-G71 MP2

Chipset

Qualcomm Snapdragon 732G
MediaTek Helio G95
Samsung Exynos 7 Octa 7904

CPU

Octa core (2.3 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
Octa core (2.05 GHz, Dual core, Cortex A76 + 2 GHz, Hexa Core, Cortex A55)
Octa core (1.8 GHz, Dual core, Cortex A73 + 1.6 GHz, Hexa Core, Cortex A53)

Custom User Interface

MIUI
Realme UI
-

Clock Speed

2.3 GHz
2.05 GHz
1.8 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

8 nm
12 nm
14 nm

Battery Capacity

6000 mAh
5000 mAh
3100 mAh

Battery Removable

No
No
No

Battery Type

Li-Polymer
Li-ion
Li-ion

Charger Type

Quick, 33W
Super Dart, 30W
-

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
-

Charging Time

-
50 % in 26 minutes
-

Announced On

22-Sep-20
3-Sep-20
5-Mar-19

Market Status

Available
Available
Launched Globally

Brand

POCO
Realme
Samsung

Model Number

MZB07Z3IN
RMX2151
-

Price Status

Confirmed
Confirmed
Expected

Price

Rs. 16,490
Rs. 12,999
Rs. 19,500

GPS

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

Audio Features

24-bit/192kHz audio
Dirac Sound Effect, MT6359 Audio Decoding Chip
Active noise cancellation with dedicated mic

NFC

No
No
Yes

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

3.5mm Audio Jack

Yes
Yes
Yes

SIM Size

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

Wi-Fi

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

Bluetooth Type

v5.1
v5.0
v5.0

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
Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes
Yes
Yes

SIM 1 Bands

4G Bands: TD-LTE 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...
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...
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) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...

SIM 2 Bands

4G Bands: TD-LTE 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...
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...
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) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS:...

FM Radio

-
No
-

Front Video Recording

1920x1080 @ 30 fps
1920x1080 @ 30 fps, 1280x720 @ 30 fps
1080p30fps

Front Camera Features

HDR, panorama
Fixed Focus
-

Front Camera Setup

Single, 20MP
Single, 16MP
Single, 25MP

Front Camera 1 Resolution

20 MP
16 MP
25 MP

Front Camera 1 Type

f/2.2, Wide Angle Primary Camera
f/2.1, Wide Angle Primary Camera
f/2.0 Primary Camera

Front Camera 1 Lens

3.4" sensor size, 0.8 micrometre pixel size
26 mm focal length, 3" sensor size, 1 micrometre pixel size
-

Front Aperture

f/2.2
f/2.1
f/2.0

Front Sensor

-
Exmor RS
-

Weight

225 grams
196.5 grams
140 grams

Colors

Shadow Gray, Cobalt Blue
Mist Blue, Mist White
Black, Blue, Orange, White

Build

Back: Plastic
Plastic, Splash resistant design
Back: Plastic

Dimensions

165.3 x 76.3 x 10.08 mm
162.3 x 75.4 x 9.4 mm
144.4 x 69.2 x 7.9 mm

SAR Value

Head: 0.747 W/kg, Body: 0.615 W/kg
Head: 0.990 W/kg, Body: 0.934 W/kg
-

Rear Flash

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

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 60 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 240 fps
1920x1080 @ 30 fps

Rear Camera Features

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

Rear Camera Setup

Quad, 64MP + 13MP + 2MP + 2MP
Quad, 64MP + 8MP + 2MP + 2MP
Dual, 16MP + 5MP

Rear Camera 1 Resolution

64 MP
64 MP
16 MP

Rear Camera 1 Type

f/1.89, Wide Angle Primary Camera
f/1.8, Wide Angle Primary Camera
f/1.7 Primary Camera

Rear Camera 1 Lens

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

Rear Camera 2 Resolution

13 MP
8 MP
5 MP

Rear Camera 2 Type

f/2.2, Wide Angle, Ultra-Wide Angle Camera
f/2.3, Wide Angle, Ultra-Wide Angle Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera

Rear Camera 2 Lens

1.12 micrometre pixel size
16 mm focal length, 4.0" sensor size, 1.12 micrometre pixel size
-

Rear Camera 3 Resolution

2 MP
2 MP
-

Rear Camera 3 Type

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

Rear Camera 3 Lens

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

Rear Camera 4 Resolution

2 MP
2 MP
-

Rear Camera 4 Type

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

Rear Camera 4 Lens

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

Rear Sensor

Exmor-RS CMOS Sensor
Exmor-RS CMOS Sensor
-

Rear Aperture

f/1.89
f/1.8
f/1.7

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

Side
Side
Rear

Face Unlock

Yes
Yes
Yes

You May Also Read

Google Mobile Phone Price List
POCO Mobile Price List
Huawei Mobile Price List
LG Mobile Price List
Motorola Mobile Price List

Recent News

Nothing Phone 3 Launched In India With A Bold New Look At This Price
1st Jul 2025
Redmi Note 15 Pro Features Leak: Will It Be The Best Redmi Phone in 2025?
1st Jul 2025
WhatsApp May Soon Let iPhone Users Switch Between Multiple Accounts
1st Jul 2025
Vi 5G Services Expands To 23 More Cities
1st Jul 2025
New Galaxy S25 One UI 8 Beta Update Fixes Annoying Bugs
1st Jul 2025

Tips & Tricks

How To Make Your X (Twitter) Account Private: Full Guide [2025]
27th Jun 2025
Facing iOS 26 Heating Issues? Here Is What You Should Do
13th Jun 2025
How to Downgrade from iOS 26 to iOS 18: Complete Step-by-Step Guide
11th Jun 2025
How To Use FaceTime On iPhone: Simple Guide For Beginners
10th Jun 2025
How To Change Your Reddit Username: Full Guide
9th Jun 2025

Popular Leaks

POCO F7 Specs Leak, Will Launch With 7000mAh Battery
12th Jan 2025
iQOO and POCO to Enter Offline Market in India; Here’s When
23rd Nov 2021
OPPO Reno 14 Pro Leaks: New Design, Camera Details And Launch Hints
10th Apr 2025
OnePlus Nord 5 And Nord CE 5 Launch Leaks: Launch Timeframe, Specs
8th Jun 2025
Here’s How You Can Claim OnePlus 3, 3T, 5, 5T, 6, 6T Free Battery Replacement Offer in India
27th Aug 2021