Cat S53 vs vivo iQOO Z8x

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900; CDMA 800
3G network

HSDPA 800, 850, 900, 1700(AWS), 1900, 2100

HSDPA 850, 900, 2100; CDMA2000 1x
4G network

LTE frequency band 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 34, 38, 39, 40, 41, 66

LTE frequency band 1, 3, 5, 8, 28, 34, 38, 39, 40, 41
5G network

5G band 1, 41, 77, 78, 79 SA/NSA

5G band 1, 3, 5, 8, 28, 38, 40, 41, 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, 600 Mbps download, 150 Mbps upload

LTE-A
GPRS

Yes

Yes
EDGE

Yes

Yes

Design
Build

Aluminium alloy, TPU, polycarbonate

Glass, plastic
SIM

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

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

171 mm

164.6 mm
Width

81 mm

75.8 mm
Thickness

16 mm

9.1 mm
Weight

320 g

199.6 g
Waterproof

IP68/IP69 (1.5m and 35 minutes)

-
Dust proof

IP68/IP69

-
Resistance drop

1.8m

-
MIL-STD-810H

Yes

-
Flashlight

Yes

-
Colors

Black

Black, Blue, Silver

Main camera
Camera type

Dual

Dual
Main camera

(wide) , 48 MP, f/1.8 , 1/2.0" , 0.8 µm

(wide) , 50 MP, f/1.8 , 10x digital zoom
(macro) , 2 MP, 1.75 µm

(depth) , 2 MP, f/2.4
Primary camera resolution

8000 x 6000 pixels

8120 x 6180 pixels
Primary camera video

1080p@30fps

4K@30fps
Primary camera flash

LED flash

dual-LED dual-tone 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, scene-mode, phase detection autofocus

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 802.11a, 802.11b, 802.11g, 802.11n, 802.11n 5Ghz, 802.11ac

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

Yes
USB

Type-C 3.0

Type-C 2.0
USB On-The-Go

Yes

Yes
Bluetooth

v5.1

v5.1
Bluetooth A2DP

A2DP

Yes
bluetooth LE

LE

Yes
Bluetooth AptX

-

aptX HD, aptX Adaptive
NFC

Yes

No
GPS

Yes, with A-GPS

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes
QZSS

-

Yes