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Model

Compare BLU C7X and vivo V21e

BLU C7X vs vivo V21e

BLU C7X

vivo V21e

BLU C7X

vivo V21e

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 2100
4G network

-

LTE frequency band 1, 3, 5, 7, 8, 20, 28, 38, 39, 40, 41
HSDPA speed

21.1 Mbps

42.2 Mbps
HSUPA speed

5.76 Mbps

5.76 Mbps
EV-DO speed

-

EV-DO Rev.A 3.1 Mbps download, 1.8 Mbps upload
LTE speed

-

LTE-A, 750 Mbps download, 150 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Availability
Oficially announced

2022-07

2021-04
Status

2022-07

2021-05

Design
Build

-

Plastic
SIM

Dual SIM (Nano-SIM, dual stand-by)

Dual SIM (Nano-SIM, dual stand-by)
Height

165.6 mm

161.2 mm
Width

76.7 mm

74.4 mm
Thickness

9.8 mm

7.4 mm
Weight

203 g

171 g
Colors

Blue, Brown, Cyan, Green, Red

Blue, Diamond Flare

Display
Display type

IPS LCD

AMOLED
Physical size

6.5 inches

6.44 inches
Resolution

720 x 1600 pixels

1080 x 2400 pixels
Pixel density

270 ppi

409 ppi
Display colors

16777216

16777216
Protection

-

Scratch resistant, 2.5D curved glass screen
Display features

-

HDR10, 430 nits (typ)

Hardware
CPU

-

Octa-core
CPU

Quad-core 1.3 GHz Cortex-A7

Dual-core 2.3 GHz Kryo 465 Gold
CPU(second)

Hexa-core 1.8 GHz Kryo 465 Silver
Chipset

-

Qualcomm SM7125 Snapdragon 720G
GPU

-

Adreno 618
Memory RAM

1 GB

8 GB
Internal storage

32 GB

128 GB
Memory card

microSD, microSDHC, microSDXC

microSD, microSDHC, microSDXC
Memory card max

-

1 TB

OS
OS

Android 11 Go Edition

Android 11, Funtouch 11.1

Main camera
Camera type

Dual

Triple
Main camera

8 MP

64 MP, (wide) , f/1.9 , 26 mm, 1/1.72" , 0.8 µm
0.3 MP

8 MP, (ultrawide) , f/2.2 , 120˚ , 16 mm, 1/4.0" , 1.12 µm
(macro) , 2 MP, f/2.4
Primary camera resolution

-

9280 x 6920 pixels
Primary camera video

720p@30fps

4K@30fps, 1080p@30/60fps, gyro-EIS
Primary camera flash

LED flash

LED flash
Camera features

-

Autofocus, continuous shooting, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, macro-mode, phase detection autofocus

Selfie camera
Selfie camera type

-

Single
Selfie camera

8 MP

44 MP, (wide) , f/2.0 , 150 mm
Selfie camera features

-

Autofocus, face unlock, HDR
Selfie camera video

720p@30fps

4K@30fps, 1080p@30fps

Sound
3.5mm jack

Yes

Yes
Loudspeaker

Yes

Yes
Earpiece

Yes

Yes

Multimedia
Radio

FM Radio

FM Radio

Connectivity
WLAN

Wi-Fi 802.11b, 802.11g, 802.11n

Wi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

Yes

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v4.2

v5.1
Bluetooth A2DP

Yes

Yes
bluetooth LE

Yes

Yes
NFC

No

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes
QZSS

-

Yes

Features
Sensors

Accelerometer, fingerprint

Accelerometer, compass, fingerprint, proximity

Browser
HTML

HTML5

HTML5

Battery
Battery type

Li-Ion

Li-Po
Battery capacity

4000 mAh

4000 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

-

Yes (63% in 30 min)

Cost
Price

60 USD

290 USD

Tests and performance
Antutu

-

323000 (v8)
Geekbench(single-core)

-

571 (v5.2)
Geekbench(multi-core)

-

1708 (v5.2)

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