Realme X vs Nokia 8 vs Vivo V15
Key Feature Comparison
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At a Glance
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Octa core (2.2 GHz, Dual core, Kryo 360 + 1.7 GHz, Hexa Core, Kryo 360)
Octa core (2.45 GHz, Quad core, Kryo 280 + 1.8 GHz, Quad core, Kryo 280)
Octa core (2.1 GHz, Quad core, Cortex A73 + 2 GHz, Quad core, Cortex A53)
3765 mAh
3090 mAh
4000 mAh
6.53 inches
5.3 inches
6.53 inches
Dual, 48MP + 5MP
Dual, 13MP + 13MP
Triple, 12MP + 8MP + 5MP
4G
4G
4G
Detailed Specs
Screen Size
6.53 inches
5.3 inches
6.53 inches
Screen Type
AMOLED
IPS LCD
IPS LCD
Screen Resolution
1080 x 2340 pixels
1440 x 2560 pixels
1080 x 2340 pixels
Pixel Density
394 ppi
554 ppi
395 ppi
Aspect Ratio
19.5:9
16:09
19.5:9
Screen Protection
Gorilla Glass 5
Gorilla Glass 5
Gorilla Glass 5
Screen to Body Ratio
85.9%
69.19%
90.95%
Screen Design
Bezel-less
-
Bezel-less
Screen Quality
FHD
2K
FHD
Phone Variants
128GB 4GB RAM, 128GB 8GB RAM
4GB 64GB
6GB 64GB
Expandable Storage
No
Yes
Yes
RAM Type
LPDDR4X
LPDDR4X
LPDDR4X
Storage Type
UFS 2.1
-
eMMC 5.1
OTG Support
Yes
Yes
Yes
Expandable Storage Capacity
-
Yes, 256 GB
Yes, 256 GB
Sensors
Accelerometer, gyro, proximity, compass
Light sensor, Proximity sensor, Accelerometer, Barometer, Compass, Gyroscope
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope
Operating System
Android 9.0 (Pie)
Android v7.1.1 (Nougat)
Android v9.0 (Pie)
GPU
Adreno 616
Adreno 540
Mali-G72 MP3
Chipset
Qualcomm Snapdragon 710
Qualcomm Snapdragon 835 MSM8998
MediaTek Helio P70
CPU
Octa core (2.2 GHz, Dual core, Kryo 360 + 1.7 GHz, Hexa Core, Kryo 360)
Octa core (2.45 GHz, Quad core, Kryo 280 + 1.8 GHz, Quad core, Kryo 280)
Octa core (2.1 GHz, Quad core, Cortex A73 + 2 GHz, Quad core, Cortex A53)
Custom User Interface
ColorOS
Stock
Funtouch OS
Clock Speed
2.2 GHz
2.45 GHz
2.1 GHz
Architecture
64 bit
64 bit
64 bit
Process Technology
10 nm
-
12 nm
Battery Capacity
3765 mAh
3090 mAh
4000 mAh
Battery Removable
No
No
No
Battery Type
Li-Po
Li-ion
Li-ion
Charger Type
VOOC, v3.0, 20W
Quick, v3.0
Fast
USB Type-C
Yes
Yes
No
Fast Charging
Yes
Yes
Yes
Charging Time
55 % in 30 minutes
-
-
Announced On
18-Jul-19
5-Sep-17
5-Mar-19
Market Status
Available
Out of Stock
Available
Brand
Realme
Nokia
Vivo
Model Number
RMX1901
-
Vivo1819/PD1831F_EX
Price Status
Confirmed
Confirmed
Confirmed
Price
Rs. 17,999
Rs. 29,490
Rs. 19,990
GPS
Yes, A-GPS, GLONASS
Yes A-GPS, Glonass
Yes A-GPS, Glonass
Audio Features
Dolby Atmos
24-bit/192kHz audioActive noise cancellation with dedicated mic
Active noise cancellation with dedicated mic
NFC
No
Yes
-
Network Support
4G
4G
4G
Bluetooth
Yes
Yes
Yes
FM Radio
No
No
Yes
3.5mm Audio Jack
Yes
Yes
Yes
SIM Size
SIM1: Nano, SIM2: Nano
SIM1: Nano, SIM2: Nano (Hybrid)
SIM1: Nano, SIM2: Nano
Wi-Fi
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz
Yes, Wi-Fi 802.11, a/ac/b/g/n/n 5GHz, MIMO
Yes, Wi-Fi 802.11, b/g/n/n 5GHz
Bluetooth Type
v5.0
v5.0
v4.2
Audio Jack
3.5 mm
3.5 mm
3.5 mm
SIM Slot(s)
Dual SIM, GSM+GSM, Dual VoLTE
Dual SIM, GSM+GSM
Dual SIM, GSM+GSM, Dual VoLTE
eSIM
No
No
No
Wi-Fi Features
Mobile Hotspot
Wi-Fi Direct, Mobile Hotspot
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) / 1900(band 2) / 1700(band 4) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G...
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...
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) / 1900(band 2) / 1700(band 4) / 850(band 5) / 800(band 20), 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz, 2G...
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...
Front Video Recording
1920x1080 @ 30 fps
1920x1080 @ 30 fps
1920x1080 @ 30 fps
Front Camera Features
HDR
-
HDR
Front Camera Setup
Single, 16MP
Single, 13MP
Single, 32MP
Front Camera 1 Resolution
16 MP
13 MP
32 MP
Front Camera 1 Type
f/2.0, Wide Angle Primary Camera
f/2.0 Primary Camera
f/2.0 Primary Camera
Front Camera 1 Lens
3.41 mm focal length, 1 micrometre pixel size
1.12 micrometre pixel size
-
Front Sensor
CMOS
-
-
Front Aperture
f/2.0
f/2.0
f/2.0
Front Flash
-
Yes, Screen flash
Yes, Screen flash
Weight
191 grams
160 grams
189.5 grams
Colors
Steam White, Space Blue
Polished Blue, Tempered Blue, Steel, Polished Copper
Frozen Black, Glamour Red, Royal Blue, Aqua Blue
Build
Plastic body
Case: Aluminium, Back: Aluminium
Back: Plastic
Dimensions
161.2 x 76.1 x 9.4 mm
151.5 x 73.7 x 7.9 mm
161.9 x 75.9 x 8.5 mm
Water Resistance
-
Yes, Splash proof, IP54
-
SAR Value
-
Head: 1.191 W/kg, Body: 0.805 W/kg
-
OIS
No
Yes
-
Rear Flash
Yes, LED Flash
Yes, Dual-color LED Flash
Yes, LED Flash
Rear Video Recording
3840x2160 @ 30 fps, 1920x1080 @ 30 fps, 1280x720 @ 60 fps
3840x2160 @ 30 fps, 1920x1080 @ 30 fps
3840x2160 @ 30 fps
Rear Camera Features
2 x 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
Dual, 48MP + 5MP
Dual, 13MP + 13MP
Triple, 12MP + 8MP + 5MP
Rear Camera 1 Resolution
48 MP
13 MP
12 MP
Rear Camera 1 Type
f/1.8 (upto 2x Digital Zoom) Primary Camera
f/2.0 Primary Camera
f/1.78 Primary Camera
Rear Camera 1 Lens
4.73 mm focal length, 2" sensor size, 0.8 micrometre pixel size
1.12 micrometre pixel size
2.8" sensor size, 1.12 micrometre pixel size
Rear Camera 2 Resolution
5 MP
13 MP
8 MP
Rear Camera 2 Type
f/2.4, Depth Camera
f/2.0 Camera
f/2.2, Wide Angle, Ultra-Wide Angle Camera
Rear Camera 2 Lens
2.176 mm focal length
1.12 micrometre pixel size
13 mm focal length
Rear Sensor
Exmor-RS CMOS Sensor
CMOS image sensor
CMOS image sensor
Rear Aperture
f/1.8
f/2.0
f/1.78
Fingerprint Scanner
Yes
Yes
Yes
Fingerprint Scanner Position
On-Screen
-
Rear
Fingerprint Scanner Type
Optical
-
-
Face Unlock
Yes
-
-