Cubot A40 vs Ulefone Note 21

Cubot A40
Cubot
A40
Ulefone Note 21
Ulefone
Note 21

At a glance

Brand
Cubot
Ulefone
Release date
July 2025, 10 months ago
January 2025, 1 years 4 months ago
AnTuTu
240.000 Antutu v10 Overall performance better than 58% of devices
251.000 Antutu v10 Overall performance better than 59% of devices

Display

Size
6.88"
6.56"
Resolution
720 x 1640 px HD+
720 x 1612 px HD+
Type
LCD IPS
LCD IPS
Density
260 ppi Medium Density
269 ppi Medium Density
Aspect ratio
20:9
20:9
Features
Water Drop Notch, Refresh rate 120 Hz, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), 2.5D curved glass screen, Corning Gorilla Glass 5, Capacitive, Multi-touch, Frameless
Water Drop Notch, Refresh rate 90 Hz, Brightnes 450 cd/m² (typ), 2.5D curved glass screen, Capacitive, Multi-touch, Frameless

Performance

Chipset
Unisoc Tiger T606
Unisoc Tiger T606
CPU
2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55
2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55
CPU type
Octa-Core
Octa-Core
Process
12 nm
12 nm
Frequency
1.6 GHz
1.6 GHz
GPU
ARM Mali-G57
ARM Mali-G57
RAM
4 GB
4 GB
RAM type
LPDDR4X RAM
LPDDR4X RAM
64-bit
Yes
Yes

Rear camera

Resolution
48 Mpx
13 Mpx
Aperture
ƒ/ 2.2
ƒ/ 2.2
Flash
LED
LED
Optical stabilization
No
No
Slow motion
No, 30 fps
No, 30 fps
Features
Digital zoom, Triple camera, Autofocus, Touch focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Continuous shooting, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer
Sensor
Samsung S5K3L6
Pixel size
1.12 µm
Sensor size
1/3.1"

Front camera

Resolution
16 Mpx
8 Mpx
Aperture
Unknow
Unknow

Battery

Capacity
5100 mAh
5000 mAh
Type
Li-Polymer
Li-Polymer
Fast charge
Yes , 18.0W
Yes , 10.0W
Charge cycles
1300 cycles
1000 cycles
Runtime
~ 44h
~ 47h
Features
Reverse charging, Non-removable
Non-removable

Storage

Capacity
64 GB
128 GB
SD slot
Yes , Slot for SD or second SIM card
Yes , Slot for SD or second SIM card

Body

Dimensions
78.1 mm 172.3 mm 8.8 mm Print 3D Model
75.2 mm 163.2 mm 9.2 mm Print 3D Model
Weight
198 g
196 g
Materials
Plastic , Faux leather
Plastic
Colors
Black Gray Purple
Black Violet
Drop resistance
Class A B C D E 270 drops without defects
Class A B C D E 113 drops without defects
Repairability
Class A B C D E
Class A B C D E
Usable surface
83 %
84 %

Software

Operating system
Android 15 Android 15
Android 14 Upside-down cake Android 14
Google services
With Google Mobile Services
With Google Mobile Services

Connectivity

SIM
Dual SIM Dual Standby (Nano SIM + Nano SIM)
Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth
Bluetooth 5.0
Bluetooth 5.0 LELow energy consumption
Bluetooth profiles
A2DP (Advanced Audio Distribution Profile)
A2DP (Advanced Audio Distribution Profile), HID (Human Interface Profile), LE (Low Energy)
Wi-Fi
802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac
Wi-Fi features
Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display
USB
USB Type-C
USB Type-C
USB features
Charging, OTG
Charging, OTG
Navigation
GPS, A-GPS, GLONASS, Beidou, Galileo
GPS, A-GPS, GLONASS, Beidou, Galileo

Networks

4G LTE
B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B20 (800), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B12 (700), B17 (700), B19 (800), B20 (800), B26 (850), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500), B66 (1700/2100)
3G
B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B8 (900)
B1 (2100), B2 (1900), B5 (850), B8 (900)
2G
B2 (1900), B3 (1800), B5 (850), B8 (900)
B2 (1900), B3 (1800), B5 (850), B8 (900)

Sensors & security

Fingerprint
Yes, on the side
Yes, on the side
Accelerometer
Yes
Yes
Proximity
Yes
Yes
Light sensor
Yes
Yes
Cooling system
No
No
Audio
Stereo Speakers

Compared with Cubot A40

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    A40
    4 GB · 6.88" · Unisoc Tiger T606
    Cubot A40
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  • Cubot
    A40
    4 GB · 6.88" · Unisoc Tiger T606
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  • Cubot
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    4 GB · 6.88" · Unisoc Tiger T606
    Cubot A40
    Blackview FORT1
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  • Cubot
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    Cubot A40
    Blackview Oscal TIGER 10
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  • Cubot
    A40
    4 GB · 6.88" · Unisoc Tiger T606
    Cubot A40
    Blackview Oscal FLAT 2
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  • Cubot
    A40
    4 GB · 6.88" · Unisoc Tiger T606
    Cubot A40
    Apple iPhone 15 Pro
    Apple
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  • Cubot
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    4 GB · 6.88" · Unisoc Tiger T606
    Cubot A40
    Blackview A96
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Compared with Ulefone Note 21

  • Ulefone
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    4 GB · 6.56" · Unisoc Tiger T606
    Ulefone Note 21
    Ulefone Rugking 4 Pro
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    8 GB · 6.56" · Unisoc Tiger T615 (T7250)
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  • Ulefone
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    4 GB · 6.56" · Unisoc Tiger T606
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  • Ulefone
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    4 GB · 6.56" · Unisoc Tiger T606
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  • Ulefone
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    4 GB · 6.56" · Unisoc Tiger T606
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  • Ulefone
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  • Ulefone
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  • Ulefone
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    Apple iPhone 16
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  • Ulefone
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