Vivo V40 Pro vs Vivo X21

Key Specs

Battery
-	3200 mAh
Display
-	6.28 inches (15.95 cm)
Front Camera
-	12 MP
Processor
-	Qualcomm Snapdragon 660
RAM
-	6 GB
Rear Camera
-	12 MP + 5 MP

Audio

Audio Jack
USB Type-C	-
Loudspeaker
Yes	-
Stereo Speakers
Yes	-

Battery

Capacity
5500 mAh	3200 mAh
Quick Charging
Yes, Flash, 80W	Yes, Fast
Removable
No	No
Type
Li-ion	Li-ion
USB Type-C
Yes	No

Camera

Autofocus
Yes	-
Flash
Yes, Smart Aura Light	-
Front Camera
50 MP	-
Image Resolution
8150 x 6150 Pixels	-
Rear Camera
50 MP + 50 MP + 50 MP	-
Shooting Modes
Continuous Shooting High Dynamic Range mode (HDR) SuperMoon	-
Video Recording
3840x2160 @ 30 fps 1920x1080 @ 30 fps	-

Design

Build Material
Back: Mineral Glass	-
Colours
Ganges Blue, Titanium Grey	Black
Height
-	154.4 mm
Ruggedness
Dust proof	-
Thickness
-	7.3 mm
Weight
192 grams	156.2 grams
Width
-	74.7 mm

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Dimensions

Height
164.36 mm	-
Thickness
7.58 mm	-
Width
75.10 mm	-

Display

Aspect Ratio
20:9	19:9
Bezel-less display
Yes with punch-hole display	-
Display Type
AMOLED	Super AMOLED
Pixel Density
453 ppi	402 ppi
Refresh Rate
120 Hz	-
Resolution
50 MP f/2.0, Wide Angle, Primary Camera(21 mm focal length, 2.76" sensor size, 0.64µm pixel size)	1080x2280 px (FHD+)
Screen Protection
-	Corning Gorilla Glass v3
Screen Size
6.78 inches (17.22 cm)	6.28 inches (15.95 cm)
Screen to Body Ratio (calculated)
-	84.93 %
Screen to Body Ratio (claimed by the brand)
93 %	-
Touch Screen
-	Yes, Capacitive Touchscreen, Multi-touch

Front Camera

Camera Setup
-	Single
Flash
-	Yes, Screen flash
Resolution
-	12 MP f/2.0, Primary Camera
Sensor
-	CMOS

General

Brand
vivo	vivo
Custom UI
Funtouch OS	Funtouch OS
Launch Date
August 7, 2024	May 29, 2018
Operating System
Android v14	Android v8.1 (Oreo)
SAR Value
Head: 0.99 W/kg, Body: 0.99 W/kg	-

Main Camera

Autofocus
-	Yes
Camera Features
-	Digital Zoom Auto Flash Face detection Touch to focus
Camera Setup
-	Dual
Flash
-	Yes, LED Flash
Image Resolution
-	4000 x 3000 Pixels
Resolution
-	12 MP f/1.8, Primary Camera(2.55" sensor size, 1.4µm pixel size)5 MP f/2.4, Depth Camera
Sensor
-	S5K2L9, ISO-CELL
Settings
-	Exposure compensation, ISO control
Shooting Modes
-	Continuous Shooting High Dynamic Range mode (HDR)
Video Recording
-	3840x2160 @ 30 fps

Multimedia

Audio Jack
-	3.5 mm
FM Radio
-	Yes
Loudspeaker
-	Yes

Network & Connectivity

Bluetooth
Yes, v5.3	Yes, v5.0
GPS
Yes with A-GPS, Glonass	Yes with A-GPS, Glonass
NFC
No	-
Network Support
5G Supported in India, 4G Supported in India, 3G, 2G	5G Not Supported in India, 4G Supported in India, 3G, 2G
SAR Value
-	Head: 1.180 W/kg, Body: 0.573 W/kg
SIM 1
5G Bands: FDD N1 / N3 / N5 / N8 / N28 TDD N40 / N77 / N78 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) / 1700(band 4) / 850(band 5) / 850(band 18) / 850(band 19) / 850(band 26) 3G Bands: UMTS 1700 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 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
5G Bands: FDD N1 / N3 / N5 / N8 / N28 TDD N40 / N77 / N78 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) / 1700(band 4) / 850(band 5) / 850(band 18) / 850(band 19) / 850(band 26) 3G Bands: UMTS 1700/2100 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available	4G Bands: TD-LTE 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 850(band 5) 3G Bands: UMTS 1900 / 2100 / 850 / 900 MHz 2G Bands: GSM 1800 / 1900 / 850 / 900 MHz GPRS: Available EDGE: Available
SIM Size
SIM1: Nano, SIM2: Nano	SIM1: Nano, SIM2: Nano (Hybrid)
SIM Slot(s)
Dual SIM, GSM+GSM	Dual SIM, GSM+GSM
USB Connectivity
-	Mass storage device, USB charging, microUSB 2.0
VoLTE
Yes	Yes
Wi-Fi
Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz	Yes, Wi-Fi 5 (802.11 a/b/g/n/ac) 5GHz
Wi-Fi Features
-	Mobile Hotspot

Performance

Architecture
-	64 bit
CPU
-	Octa core (2.2 GHz, Quad core, Kryo 260 + 1.84 GHz, Quad core, Kryo 260)
Chipset
-	Qualcomm Snapdragon 660
Graphics
Immortalis-G715 MC11	Adreno 512
Processor
MediaTek Dimensity 9200 Plus	-
RAM
8 GB	6 GB

Sensors

Applications
-	Facebook, WhatsApp, LINE, Google Duo, Gmail, Amazon, Lazada, Flipkart, Maps, Newspoint, WPS Office, UC Browser
Fingerprint Sensor
Yes	Yes
Fingerprint Sensor Position
-	On-screen
Fingerprint Sensor Type
-	Optical
Other Sensors
Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope	Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope

Storage

Expandable Memory
No	Yes, Up to 256 GB
Internal Memory
256 GB	128 GB
Storage Type
UFS 3.1	-
USB OTG
-	Yes
User Available Storage
-	Up to 107 GB