Honor 400 Smart vs Ulefone Note 21

Honor 400 Smart
Honor
400 Smart
Ulefone Note 21
Ulefone
Note 21

At a glance

Brand
Honor
Ulefone
Release date
August 2025, 10 months ago
January 2025, 1 years 5 months ago
AnTuTu
475.000 Antutu v10 Overall performance better than 72% of devices
251.000 Antutu v10 Overall performance better than 59% of devices

Display

Size
6.77"
6.56"
Resolution
720 x 1610 px HD+
720 x 1612 px HD+
Type
TFT LCD (IPS)
LCD IPS
Density
261 ppi Medium Density
269 ppi Medium Density
Aspect ratio
20:9
20:9
Features
Hole-punch Notch, SGS Certified, Refresh rate 120 Hz, Peak brightness - 700 cd/m², TÜV Rheinland Eye Comfort Certification, DCI-P3, Scratch resistant, 2.5D curved glass screen, 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
Qualcomm Snapdragon 6s Gen3
Unisoc Tiger T606
CPU
Kryo 2x2.3 GHz ARM Cortex A78 +6x 2.0 GHz ARM Cortex A55
2x1.6 GHz Cortex A75 + 6x1.6 GHz Cortex A55
CPU type
Octa-Core
Octa-Core
Process
6 nm
12 nm
Frequency
2.3 GHz
1.6 GHz
GPU
Qualcomm Adreno 619
ARM Mali-G57
RAM
4 GB
4 GB
RAM type
LPDDR4 RAM
LPDDR4X RAM
64-bit
Yes
Yes

Rear camera

Resolution
50 Mpx
13 Mpx
Aperture
ƒ/ 1.8
ƒ/ 2.2
Pixel size
1.00 µm
1.12 µm
Flash
LED
LED
Optical stabilization
No
No
Slow motion
No, 30 fps
No, 30 fps
Features
Digital zoom, Dual camera, Digital image stabilization, Autofocus, Touch focus, Phase detection autofocus (PDAF), Laser autofocus (LAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW
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
Sensor size
1/3.1"

Front camera

Resolution
5 Mpx
8 Mpx
Aperture
ƒ/ 2.2
Unknow

Battery

Capacity
6500 mAh
5000 mAh
Type
Li-Polymer
Li-Polymer
Fast charge
Yes , 35.0W
Yes , 10.0W
Charge cycles
1600 cycles
1000 cycles
Runtime
~ 71h
~ 47h
Features
Non-removable
Non-removable

Storage

Capacity
256 GB
128 GB
Type
UFS Storage
SD slot
Yes , Slot for SD or second SIM card
Yes , Slot for SD or second SIM card

Body

Dimensions
76.8 mm 166.9 mm 8.2 mm Print 3D Model
75.2 mm 163.2 mm 9.2 mm Print 3D Model
Weight
189 g
196 g
Materials
Plastic
Plastic
Colors
Black Gray
Black Violet
Water/dust resistance
IP65 , IP54 , Splash resistant
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
85 %
84 %

Software

Operating system
Android 15 Android 15
Android 14 Upside-down cake Android 14
Updates
OS updates: 5 years, Security updates: 5 years
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 5.1 LELow energy consumption
Bluetooth 5.0 LELow energy consumption
Bluetooth profiles
A2DP (Advanced Audio Distribution Profile), LE (Low Energy)
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, WiFi 6 (802.11ax)
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
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
GPS, A-GPS, GLONASS, Beidou, Galileo

Networks

5G
n1 (2100), n3 (1800), n5 (850), n8 (900), n28b (700), n28a (700), n38 (2600), n40 (2300), n41 (2500), n77 (3700), n78 (3500)
4G LTE
B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
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), 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

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