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Model

Compare Cat B40 and Oukitel WP21 Ultra

Cat B40 vs Oukitel WP21 Ultra

Cat B40

Oukitel WP21 Ultra

Oukitel WP21 Ultra

Cat B40

Oukitel WP21 Ultra

Network
2G network

GSM 850, 900, 1800, 1900

GSM 850, 900, 1800, 1900
3G network

HSDPA 850, 900, 1900, 2100

HSDPA 850, 900, 1700(AWS), 1900, 2100
4G network

LTE frequency band 1, 3, 7, 8, 20, 28

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

-

42.2 Mbps
HSUPA speed

-

5.76 Mbps
LTE speed

-

LTE, 151 Mbps download, 51 Mbps upload
GPRS

Yes

Yes
EDGE

Yes

Yes

Availability
Status

2021-04

2023-03
Oficially announced

2021-04

2023-03

Design
Build

-

Metal, polycarbonate, TPU
SIM

Nano-SIM

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

145 mm

177.3 mm
Width

62 mm

84.3 mm
Thickness

18 mm

18.4 mm
Weight

157 g

398 g
Waterproof

IP69, 1.2m and 35 minutes

IP68/IP69K
Dust proof

Yes, IP69

IP68/IP69K
MIL-STD-810G

Yes

Yes
Flashlight

Yes, 100+ lumens

-
Build features

Antimicrobial protection (silver ion-based)

-
Colors

Black

Black

Display
Display type

TFT

IPS TFT
Physical size

2.4 inches

6.78 inches
Resolution

240 x 320 pixels

1080 x 2400 pixels
Pixel density

167 ppi

388 ppi
Display colors

-

16777216
Protection

-

Scratch resistant

Hardware
CPU

-

Octa-core
CPU

Dual-core 2.2 GHz Cortex-A76
CPU(second)

Hexa-core 2.0 GHz Cortex-A55
Chipset

Unisoc T117

MediaTek Helio G99 MT6789
GPU

-

Mali-G57 MC2
Memory RAM

-

12 GB
Internal storage

-

256 GB
Memory card

microSD

microSD, microSDHC, microSDXC
Memory card max

32 GB

1 TB
Phonebook

Yes

-
Call records

Yes

-

Main camera
Camera type

Single

Triple
Main camera

2 MP

64 MP, (wide) , f/1.9 , 1/1.72" , 0.8 µm
(night vision) , 20 MP, f/2.4 , 1/2.78" , 1 µm
5 MP
Primary camera resolution

-

9280 x 6920 pixels
Primary camera video

-

1440p@30fps
Primary camera flash

-

LED flash
Camera features

-

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

Sound
3.5mm jack

Yes

No
Loudspeaker

Yes

Yes
Earpiece

-

Yes

Multimedia
Radio

FM Radio

FM Radio

Connectivity
WLAN

No

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

-

Yes
WLAN WiFi Direct

-

Yes
WLAN WiFi Dual Band

-

Yes
USB

Type-C 2.0

Type-C 2.0
USB On-The-Go

-

Yes
Bluetooth

v5.0

v5.2
Bluetooth A2DP

A2DP

Yes
bluetooth LE

LE

Yes
NFC

-

Yes
GPS

No

Yes, with A-GPS
GLONASS

-

Yes
GALILEO

-

Yes
BDS

-

Yes

Features
Messaging SMS

Yes

-
Java

No

-
Games

No

-
Sensors

-

Accelerometer, barometer, compass, fingerprint, gyroscope, light, pedometer, proximity

Browser
HTML

No

HTML5

Battery
Battery type

Li-Ion

Li-Po
Battery capacity

1800 mAh

9800 mAh
Battery removable

Non-removable

Non-removable
Fast battery charging

-

Yes
Talk time 3G

-

68.5 h
Talk time 4G

-

68.5 h
Standby time 3G

-

1150 h
Standby time 4G

-

1150 h

Cost
Price

90 USD

470 USD

OS
OS

-

Android 12

Selfie camera
Selfie camera type

-

Single
Selfie camera

20 MP
Selfie camera features

-

Face unlock, face detection
Selfie camera video

-

1080p@30fps

Tests and performance
Antutu

-

345535 (v9)
Geekbench(single-core)

-

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

-

1762 (v5.2)

SAR value
SAR EU(head)

-

0.31 W/kg
SAR EU(body)

-

1.08 W/kg

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