Compare Redmi K20 (6GB, 128GB) VS RealMe X (8GB, 128GB) Mobile

General information

Gaming Mobile
Yes
Yes
Model Number
MZB7759IN
RMX1901
Model Name
Redmi K20
X
Also known as
Series
Redmi Series
Realme X Series

Performance

OS Version
Android v9.0 (Pie)
Android v9.0 (Pie)
Upgradable to
Android v10.0 (Q)
Android v10.0 (Q)
Custom OS
MIUI v11
ColorOS v6.0
CPU
Snapdragon 730
Snapdragon 710
CPU Core
Octa Core
Octa Core
GPU
Adreno 618
Adreno 616
RAM Size
6 GB
8 GB
Internal Storage
128 GB
128 GB
Storage Type
UFS 2.1
UFS 2.1
External Storage
0 GB
0 GB

Display

Display Size
6.39 inch
6.53 inch
Dual-Display Size
0 inch
0 inch
Technology
AMOLED
Super AMOLED
Features
Multi-Touch, Capacitive Touchscreen
Multi-Touch, Capacitive Touchscreen
Screen Refresh Rate
0 Hz
0 Hz
Display Type
Touchscreen
Touchscreen
Display Resolution
2340 x 1080 Pixels
2340 x 1080 Pixels
Front Display Resolution
0 X 0 Pixels
0 X 0 Pixels
HD Type
Full HD+ (FHD+)
Full HD+ (FHD+)
Aspect Ratio
19.5 : 9
19.5 : 9
Bezel less mobile
Yes
Yes
Screen Protectors
Corning Gorilla Glass 5
Corning Gorilla Glass 5
Other Features
Contrast Ratio - 60000:1, NTSC Ratio - 103.8%
Capacitive Screen, Multi-touch Control, On-cell Touch Panel, Narrow Frame - Left and Right: 1.62mm, Top: 2.2mm, Bottom: 5.53mm, Screen Ratio - 91.2%, Screen Contrast - 60000:1 (Min), Color Saturation - NTSC 91%, Maximum Brightness - 430 Typical /387 Min, Corning Gorilla Glass 5

Design

Dimensions
156.7 (H) x 74.3 (W) x 8.8 (T) mm
161.3 (H) x 76.1 (W) x 9.4 (T) mm
Weight
191 gm
191 gm
Device Type
Smartphone
Smartphone

Camera

Rear Camera Type
Triple Camera
Dual Camera
Rear Flash
Dual LED
LED
Rear Hardware Features
Exmor-RS CMOS Sensor, Phase Detection Autofocus (PDAF)
Exmor-RS CMOS Sensor, Phase Detection Autofocus (PDAF)
Rear Zoom Options
Digital Zoom
Digital Zoom
Rear Software Features
Touch to focus, ISO Control, Exposure Control, Auto Flash, Slow Motion
Touch to focus, ISO Control, Exposure Control, Auto Flash
Rear Shooting Modes
High Dynamic Range (HDR), Panorama, Burst Mode, Continuos Shooting
High Dynamic Range (HDR), Continuos Shooting, Night Mode, Portrait Mode
Rear Recording Resolution
1920x1080 (1080p HD), 1280x720 (720p HD), 3840x2160 (UHD 4K)
1920x1080 (1080p HD), 1280x720 (720p HD), 3840x2160 (UHD 4K)
Rear Frame Rate
UHD 4K (2160p) @ 30fps, Full HD (1080p) @ 30fps, HD (720p) @ 960fps, Full HD (1080p) @ 120fps
Aperture
f/ F - f/ F Aperture
f/ 1.7 - f/ 0 Aperture
Pixel Size
1.6 um
Rear Megapixels
48 MP
48 MP
Aperture
f/ 2.4 - f/ 0 Aperture
f/ 2.4 - f/ 0 Aperture
Pixel Size
1.12 um
Rear Megapixels
13 MP
5 MP
Aperture
f/ F - f/ F Aperture
Pixel Size
1.12 um
Rear Megapixels
8 MP
Front Camera Type
Single Camera
Single Camera
Pop-Up Type
Pop-up Camera
Pop-up Camera
Front Hardware Features
CMOS Image Sensor
Front Software Features
Self timer, Face Recognition
Front Shooting Modes
High Dynamic Range (HDR), Scenes
Front Recording Resolution
1920x1080 (1080p HD), 1280x720 (720p HD)
Front Frame Rate
Full HD (1080p) @ 30fps, HD (720p) @ 30fps
Aperture
f/ F - f/ F Aperture
f/ 2.0 - f/ 0 Aperture
Front Megapixels
20 MP
16 MP
Pixel Size
0.8 um

Connectivity

Wi-Fi features
Mobile Hotspot, WiFi Direct, WiFi Display
Mobile Hotspot, WiFi Direct, WiFi Display
USB features
Mass Storage Device, USB Charging
Mass Storage Device, USB Charging
Network
4G LTE - 3G - 2G
4G LTE - 3G - 2G
Data
LTE-A, HSPA (42.2/5.76 Mbit/s)
Wi-Fi Version
802.11, a, 802.11, b, 802.11, g, 802.11, n
802.11, a, 802.11, b, 802.11, g, 802.11, n, 802.11, ac
Bluetooth
v5.0
v5.0
Connectivity
NFC, VoLTE, USB OTG Support, GPRS, EDGE
VoLTE, USB OTG Support, GPRS, EDGE
Location
GPS, A-GPS (Assisted GPS), Glonass, BeiDou
A-GPS (Assisted GPS), Glonass, BeiDou
Charging connector
USB Type-C
USB Type-C

Entertainment

Jack Connector
3.5 mm
3.5 mm
Radio FM
Yes
Yes
Speaker
Loudspeaker
Loudspeaker
Sound Technology
Dolby Atmos

Cellular

SIM card slots
Dual SIM
Dual SIM
Communication Standard
GSM + GSM
GSM + GSM
SIM Card1 Size
Nano SIM
Nano SIM
SIM Card2 Size
Nano SIM
Nano SIM
Hybrid SIM Slot
No
No
GSM
1900 (band 2), 850 (band 5), 1800 (band 3), 900 (band 8)
1900 (band 2), 850 (band 5), 1800 (band 3), 900 (band 8)
LTE (FDD)
2100 (band 1), 1800 (band 3), 850 (band 5), 900 (band 8), 2600 (band 7)
2100 (band 1), 1800 (band 3), 850 (band 5), 900 (band 8), 2600 (band 7)
LTE (TDD)
2600 (band 38), 2300 (band 40), 2500 (band 41)
2600 (band 38), 2300 (band 40), 2500 (band 41)
UMTS and WCDMA
2100 (band 1), 850 (band 5), 900 (band 8), 1900 (band 2)
2100 (band 1), 850 (band 5), 900 (band 8)

Battery

Battery Type
Lithium Polymer
Lithium-Ion (Li-Ion)
Battery Capacity
4000 mAh
3765 mAh
Power Adapter
0 W
0 W
Removable Battery
No
No
Quick Charging
Yes
Yes
Quick Charging Version
v3.0
v3.0
Fast Charging Technology
VOOC Flash Charge

Sensors

Sensors
Proximity Sensor, Accelerometer, E-Compass, Gyroscope, Ambient Light Sensor, Vibration Motor, (On-Screen) Fingerprint Sensor
Light Sensor, Gyroscope, Geomagnetic Sensor, (On-Screen) Fingerprint Sensor, Acceleration Sensor