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Realme XT vs Redmi K20 vs Samsung Galaxy S10

Key Feature Comparison

7

Redmi K20

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7.8

Samsung Galaxy S10

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At a Glance

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Octa core (2.3 GHz, Dual core, Kryo 360 + 1.7 GHz, Hexa Core, Kryo 360)

Qualcomm Snapdragon 712, Adreno 616

Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)

Qualcomm Snapdragon 730, Adreno 618

Octa core (2.73 GHz, Dual core, M4 Mongoose + 2.31 GHz, Dual core, Cortex A75 + 1.95 GHz, Quad core, Cortex A55)

Samsung Exynos 9 Octa 9820, Mali-G76 MP12

4000 mAh

Li-ion, VOOC, v3.0, 20W

4000 mAh

Li-Polymer, Quick, v3.0, 18W

3400 mAh

Li-ion, Fast, 15W

6.4 inches

403 ppi, FHD

6.39 inches

403 ppi, FHD

6.1 inches

551 ppi, 2K

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

3840x2160 @ 30 fps, 1920x1080 @ 60 fps

Triple, 48MP + 13MP + 8MP

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps

Triple, 12MP + 12MP + 16MP

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

4G

Dual SIM, GSM+GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

6.4 inches
6.39 inches
6.1 inches

Screen Type

Super AMOLED
AMOLED
AMOLED

Screen Resolution

1080 x 2340 pixels
1080 x 2340 pixels
1440 x 3040 pixels

Pixel Density

403 ppi
403 ppi
551 ppi

Aspect Ratio

19.5:9
19.5:9
-

Screen Protection

Gorilla Glass 5
Gorilla Glass 5
Gorilla Glass 6

Screen to Body Ratio

91.90%
91.90%
87.57%

Screen Design

Waterdrop notch
Bezel-less
Punch hole

Screen Quality

FHD
FHD
2K

Phone Variants

6GB 64GB, 4GB 64GB, 8GB 128GB
6GB 128GB, 6GB 64GB
8GB 512GB, 8GB 128GB

Expandable Storage

Yes
No
Yes

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Storage Type

UFS 2.1
UFS 2.1
UFS 2.1

Expandable Storage Capacity

Yes, 256 GB
-
Yes, 512 GB

OTG Support

Yes
Yes
Yes

Sensors

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

Operating System

Android v9.0 (Pie)
Android v9.0 (Pie)
Android v9.0 (Pie)

GPU

Adreno 616
Adreno 618
Mali-G76 MP12

Chipset

Qualcomm Snapdragon 712
Qualcomm Snapdragon 730
Samsung Exynos 9 Octa 9820

CPU

Octa core (2.3 GHz, Dual core, Kryo 360 + 1.7 GHz, Hexa Core, Kryo 360)
Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
Octa core (2.73 GHz, Dual core, M4 Mongoose + 2.31 GHz, Dual core, Cortex A75 + 1.95 GHz, Quad core, Cortex A55)

Custom User Interface

Realme UI
MIUI
Samsung One UI

Clock Speed

2.3 GHz
2.2 GHz
2.73 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

10 nm
8 nm
7 nm

Battery Capacity

4000 mAh
4000 mAh
3400 mAh

Battery Removable

No
No
No

Battery Type

Li-ion
Li-Polymer
Li-ion

Charger Type

VOOC, v3.0, 20W
Quick, v3.0, 18W
Fast, 15W

USB Type-C

Yes
Yes
Yes

Fast Charging

Yes
Yes
Yes

Charging Time

52 % in 30 minutes
-
-

Announced On

5-Sep-19
5-May-19
5-Feb-19

Market Status

Available
Available
Available

Brand

Realme
Xiaomi
Samsung

Model Number

RMX1921
MZB7756IN
SM-G973FZBDINS

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 16,999
Rs. 19,450
Rs. 71,000

GPS

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

Audio Features

Dolby Atmos
24-bit/192kHz audioActive noise cancellation with dedicated mic
Dolby Atmos

NFC

No
Yes
Yes

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

FM Radio

Yes
-
No

3.5mm Audio Jack

Yes
Yes
Yes

SIM Size

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

Wi-Fi

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

Bluetooth Type

v5.0
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 VoLTE
Dual SIM, GSM+GSM, Dual VoLTE

eSIM

No
No
No

Wi-Fi Features

Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot

VoLTE

Yes
Yes
Yes

SIM 1 Bands

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), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDG...
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) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / ...

SIM 2 Bands

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), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz, GPRS: Available, EDG...
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) / 700(band 28) / 1900(band 2) / 1700(band 4) / 850(band 5) / 700(band 13) / 700(band 17) / 850(band 18) / ...

Front Video Recording

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

Front Camera Features

HDR, panorama
HDR
Dual video call, Auto-HDR

Front Camera Setup

Single, 16MP
Single, 20MP
Single, 10MP

Front Camera 1 Resolution

16 MP
20 MP
10 MP

Front Camera 1 Type

f/2.0, Wide Angle Primary Camera
f/2.2 Primary Camera
f/1.9, Wide Angle Primary Camera

Front Sensor

Exmor RS
-
-

Front Aperture

f/2.0
f/2.2
f/1.9

Front Camera 1 Lens

-
0.8 micrometre pixel size
26 mm focal length, 1.22 micrometre pixel size

Weight

183 grams
191 grams
157 grams

Colors

Pearl Blue, Pearl White
Carbon Black, Flame Red, Glacier Blue, Pearl White
Prism White, Prism Black, Prism Green, Prism Blue, Prism Blue

Build

Back: Gorilla Glass
Back: Gorilla Glass
Back: Gorilla Glass

Dimensions

158.7 x 75.2 x 8.6 mm
156.7 x 74.3 x 8.8 mm
149.9 x 70.4 x 7.8 mm

SAR Value

-
Head: 1.07 W/kg, Body: 0.723 W/kg
Head: 0.93 W/kg

OIS

No
-
Yes

Rear Flash

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

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 60 fps
3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps
3840x2160 @ 60 fps, 1920x1080 @ 60 fps, 1280x720 @ 30 fps

Rear Camera Features

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

Rear Camera Setup

Quad, 64MP + 8MP + 2MP + 2MP
Triple, 48MP + 13MP + 8MP
Triple, 12MP + 12MP + 16MP

Rear Camera 1 Resolution

64 MP
48 MP
12 MP

Rear Camera 1 Type

f/1.8 (upto 5x Digital Zoom) Primary Camera
f/1.75 Primary Camera
f/1.5 (upto 10x Digital Zoom), Wide Angle (77 degree field-of-view) Primary Camera

Rear Camera 1 Lens

5.58 mm focal length, 1.7" sensor size, 0.8 micrometre pixel size
2" sensor size, 0.8 micrometre pixel size
26 mm focal length, 2.55" sensor size, 1.4 micrometre pixel size

Rear Camera 2 Resolution

8 MP
13 MP
12 MP

Rear Camera 2 Type

f/2.25, Wide Angle, Ultra-Wide Angle Camera
f/2.4, Wide Angle, Ultra-Wide Angle Camera
f/2.4 Telephoto (upto 2x Optical Zoom) Camera

Rear Camera 2 Lens

1.66 mm focal length, 1.12 micrometre pixel size
3" sensor size, 1.12 micrometre pixel size
52 mm focal length, 3.6" sensor size, 1 micrometre pixel size

Rear Camera 3 Resolution

2 MP
8 MP
16 MP

Rear Camera 3 Type

f/2.4, Macro Camera
f/2.4 Telephoto (upto 10x Digital Zoom, upto 2x Optical Zoom) Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera

Rear Camera 3 Lens

1.77 mm focal length, 1.75 micrometre pixel size
4.0" sensor size, 1.12 micrometre pixel size
12 mm focal length, 1 micrometre pixel size

Rear Camera 4 Resolution

2 MP
-
-

Rear Camera 4 Type

f/2.4, Depth Camera
-
-

Rear Camera 4 Lens

1.77 mm focal length, 1.75 micrometre pixel size
-
-

Rear Sensor

ISOCELL Plus
Exmor-RS CMOS Sensor
ISOCELL Plus

Rear Aperture

f/1.8
f/1.75
f/1.5

Fingerprint Scanner

Yes
Yes
Yes

Fingerprint Scanner Position

On-Screen
On-Screen
On-Screen

Fingerprint Scanner Type

Optical
Optical
Ultrasonic

Face Unlock

Yes
Yes
Yes

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