Nokia C21 vs vivo iQOO Z7

Nokia C21

vivo iQOO Z7

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 2100 - global version; 850, 900, 1700(AWS), 1900, 2100 - LATAM, Brazil

HSDPA 850, 900, 2100
4G network

LTE frequency band 1, 5, 7, 8, 20

LTE frequency band 1, 3, 5, 8, 38, 40, 41
5G network

-

5G band 1, 3, 8, 28, 77, 78 SA/NSA
HSDPA speed

42.2 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, Cat4, 150 Mbps download, 50 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Glass front, aluminum frame, plastic back

Polycarbonate
SIM

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

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

169.9 mm

158.9 mm
Width

77.9 mm

73.5 mm
Thickness

8.8 mm

7.8 mm
Weight

195 g

173 g
Waterproof

-

IP54
Dust proof

-

IP54
Colors

Blue, Gray

Blue, Pacific Night

Main camera
Camera type

Single

Dual
Main camera

8 MP

64 MP, (wide) , f/2.2 , 1/1.97" , 0.7 µm, 10x digital zoom
(depth) , 2 MP, f/2.4
Primary camera resolution

3264 x 2448 pixels

9280 x 6920 pixels
Primary camera video

720p@30fps

4K@30fps, 1080p@30fps
Primary camera flash

LED flash

LED flash
Camera features

-

Autofocus, continuous shooting, digital zoom, digital image stabilization, optical 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

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, 802.11ax
WLAN WiFi Hotspot

Yes

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

microUSB 2.0

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v4.2

v5.2
Bluetooth A2DP

Yes

Yes
bluetooth LE

-

Yes
NFC

No

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes
QZSS

-

Yes