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Redmi K20 vs Apple iPhone X vs Samsung Galaxy S10

Key Feature Comparison

7

Redmi K20

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7.4

Apple iPhone X

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7.8

Samsung Galaxy S10

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At a Glance

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

Qualcomm Snapdragon 730, Adreno 618

Hexa Core (2.39 GHz, Dual core, Monsoon + 1.42 GHz, Quad core, Mistral)

Apple A11 Bionic, Apple GPU (three-core graphics)

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-Polymer, Quick, v3.0, 18W

2716 mAh

Li-ion, Fast

3400 mAh

Li-ion, Fast, 15W

6.39 inches

403 ppi, FHD

5.8 inches

463 ppi, FHD+

6.1 inches

551 ppi, 2K

Triple, 48MP + 13MP + 8MP

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

Dual, 12MP + 12MP

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

Triple, 12MP + 12MP + 16MP

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

4G

Dual SIM, GSM+GSM, Dual VoLTE

4G

Single SIM, GSM

4G

Dual SIM, GSM+GSM, Dual VoLTE

Detailed Specs

Screen Size

6.39 inches
5.8 inches
6.1 inches

Screen Type

AMOLED
OLED
AMOLED

Screen Resolution

1080 x 2340 pixels
1125 x 2436 pixels
1440 x 3040 pixels

Pixel Density

403 ppi
463 ppi
551 ppi

Aspect Ratio

19.5:9
18:09
-

Screen Protection

Gorilla Glass 5
Yes
Gorilla Glass 6

Screen to Body Ratio

91.90%
80.93%
87.57%

Screen Design

Bezel-less
Regular notch
Punch hole

Screen Quality

FHD
FHD+
2K

Peak Brightness

-
625 nits
-

Phone Variants

6GB 128GB, 6GB 64GB
3GB 256GB, 3GB 64GB
8GB 512GB, 8GB 128GB

Expandable Storage

No
No
Yes

RAM Type

LPDDR4X
LPDDR4X
LPDDR4X

Storage Type

UFS 2.1
NVMe
UFS 2.1

OTG Support

Yes
-
Yes

Sensors

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

Operating System

Android v9.0 (Pie)
iOS v11.0.1
Android v9.0 (Pie)

GPU

Adreno 618
Apple GPU (three-core graphics)
Mali-G76 MP12

Chipset

Qualcomm Snapdragon 730
Apple A11 Bionic
Samsung Exynos 9 Octa 9820

CPU

Octa core (2.2 GHz, Dual core, Kryo 470 + 1.8 GHz, Hexa Core, Kryo 470)
Hexa Core (2.39 GHz, Dual core, Monsoon + 1.42 GHz, Quad core, Mistral)
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

MIUI
-
Samsung One UI

Clock Speed

2.2 GHz
2.39 GHz
2.73 GHz

Architecture

64 bit
64 bit
64 bit

Process Technology

8 nm
10 nm
7 nm

Battery Capacity

4000 mAh
2716 mAh
3400 mAh

Battery Removable

No
No
No

Battery Type

Li-Polymer
Li-ion
Li-ion

Charger Type

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

USB Type-C

Yes
No
Yes

Fast Charging

Yes
Yes
Yes

Charging Time

-
50 % in 30 minutes
-

Wireless Charging

-
Yes
Yes

Announced On

5-May-19
5-Sep-17
5-Feb-19

Market Status

Available
Out of Stock
Available

Brand

Xiaomi
Apple
Samsung

Model Number

MZB7756IN
MQA82HN/A
SM-G973FZBDINS

Price Status

Confirmed
Confirmed
Confirmed

Price

Rs. 19,450
Rs. 91,900
Rs. 71,000

GPS

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

Audio Features

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

NFC

Yes
Yes
Yes

Network Support

4G
4G
4G

Bluetooth

Yes
Yes
Yes

3.5mm Audio Jack

Yes
No
Yes

SIM Size

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

Wi-Fi

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

SIM Slot(s)

Dual SIM, GSM+GSM, Dual VoLTE
Single SIM, GSM
Dual SIM, GSM+GSM, Dual VoLTE

eSIM

No
No
No

Wi-Fi Features

Wi-Fi Direct, Mobile Hotspot
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) / 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) / ...
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) / 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) / ...

FM Radio

-
No
No

Front Video Recording

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

Front Camera Features

HDR
HDR
Dual video call, Auto-HDR

Front Camera Setup

Single, 20MP
Single, 7MP
Single, 10MP

Front Camera 1 Resolution

20 MP
7 MP
10 MP

Front Camera 1 Type

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

Front Camera 1 Lens

0.8 micrometre pixel size
32 mm focal length, 1.12 micrometre pixel size
26 mm focal length, 1.22 micrometre pixel size

Front Aperture

f/2.2
f/2.2
f/1.9

Front Sensor

-
BSI Sensor
-

Front Flash

-
Yes, Retina Flash
Yes, Screen flash

Weight

191 grams
174 grams
157 grams

Colors

Carbon Black, Flame Red, Glacier Blue, Pearl White
Silver, Space Grey
Prism White, Prism Black, Prism Green, Prism Blue, Prism Blue

Build

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

Dimensions

156.7 x 74.3 x 8.8 mm
143.6 x 70.9 x 7.7 mm
149.9 x 70.4 x 7.8 mm

SAR Value

Head: 1.07 W/kg, Body: 0.723 W/kg
Head: 1.08 W/kg, Body: 1.17 W/kg
Head: 0.93 W/kg

Rear Flash

Yes, Dual LED Flash
Yes, Quad LED True Tone Flash
Yes, LED Flash

Rear Video Recording

3840x2160 @ 30 fps, 1920x1080 @ 60 fps, 1280x720 @ 120 fps
3840x2160 @ 60 fps, 1920x1080 @ 240 fps, 1280x720 @ 30 fps
3840x2160 @ 60 fps, 1920x1080 @ 60 fps, 1280x720 @ 30 fps

Rear Camera Features

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

Triple, 48MP + 13MP + 8MP
Dual, 12MP + 12MP
Triple, 12MP + 12MP + 16MP

Rear Camera 1 Resolution

48 MP
12 MP
12 MP

Rear Camera 1 Type

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

Rear Camera 1 Lens

2" sensor size, 0.8 micrometre pixel size
22 mm focal length, 3" sensor size, 1.22 micrometre pixel size
26 mm focal length, 2.55" sensor size, 1.4 micrometre pixel size

Rear Camera 2 Resolution

13 MP
12 MP
12 MP

Rear Camera 2 Type

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

Rear Camera 2 Lens

3" sensor size, 1.12 micrometre pixel size
52 mm focal length, 3.4" sensor size, 1 micrometre pixel size
52 mm focal length, 3.6" sensor size, 1 micrometre pixel size

Rear Camera 3 Resolution

8 MP
-
16 MP

Rear Camera 3 Type

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

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

Rear Sensor

Exmor-RS CMOS Sensor
Back-illuminated sensor (BSI)
ISOCELL Plus

Rear Aperture

f/1.75
f/1.8
f/1.5

OIS

-
Yes
Yes

Fingerprint Scanner

Yes
No
Yes

Fingerprint Scanner Position

On-Screen
-
On-Screen

Fingerprint Scanner Type

Optical
-
Ultrasonic

Face Unlock

Yes
-
Yes

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