Meizu 21 vs Xiaomi Redmi Note 15 4G
Meizu
21
Xiaomi
Redmi Note 15 4G
At a glance
- Brand
- Meizu
- Xiaomi
- Release date
- November 2023, 2 years 7 months ago
- December 2025, 6 months ago
- Launch price
- CN¥ 3,399.00 ($ 497.06)
- € 199.99 ($ 234.14)
- AnTuTu
- 2.342.281 Antutu v11 Overall performance better than 95% of devices
- 550.000 Antutu v10 Overall performance better than 74% of devices
Display
- Size
- 6.55"
- 6.77"
- Resolution
- 1080 x 2340 px FHD+
- 1080 x 2392 px FHD+
- Type
- AMOLED
- AMOLED
- Density
- 393 ppi High Density
- 388 ppi High Density
- Aspect ratio
- 20:9
- 20:9
- Features
- Hole-punch Notch, On-cell, SGS Certified, 1920 Hz PWM, Refresh rate 120 Hz, Brightnes 600 cd/m² (typ), Peak brightness - 1800 cd/m², Max brightness HBM - 1100 cd/m², 6000000:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, Dolby Vision, Scratch resistant, Capacitive, Multi-touch, Frameless
- Hole-punch Notch, SGS Certified, TUV Rheinland Low Blue Light, TÜV Rheinland Flicker-free Certified, 3840 Hz PWM, Refresh rate 120 Hz, Touch sampling rate 240 Hz, Peak brightness - 3200 cd/m², 5000000:1 contrast ratio, TÜV Rheinland Eye Comfort Certification, HDR10+, DCI-P3, Scratch resistant, Corning Gorilla Glass, Dragontrail Pro glass, Capacitive, Multi-touch, Frameless
Performance
- Chipset
- Qualcomm Snapdragon 8 Gen3
- MediaTek Helio G100
- CPU
- 1x3.3GHz Cortex X4 + 3x3.2 GHz Cortex A720 + 2x3.0 GHz Cortex A720 + 2x2.3 GHz Cortex A520
- 2x2.2GHz Cortex A76 + 6x2GHz Cortex A55
- CPU type
- Octa-Core
- Octa-Core
- Process
- 4 nm
- 6 nm
- Frequency
- 3.3 GHz
- 2.2 GHz
- GPU
- Adreno 750
- Arm Mali-G57 MC2
- RAM
- 8 GB
- 6 GB
- RAM type
- RAM LPDDR5X
- LPDDR4X RAM
- 64-bit
- Yes
- Yes
Rear camera
- Resolution
- 200 Mpx
- 108 Mpx
- Aperture
- ƒ/ 1.7
- ƒ/ 1.7
- Sensor
- Samsung ISOCELL HP3
- Samsung
- Pixel size
- 0.56 µm
- —
- Sensor size
- 1/1.4"
- —
- Flash
- LED
- LED
- Optical stabilization
- Yes
- No
- Slow motion
- Yes, 240 fps
- Yes, 120 fps
- Features
- Flicker sensor, Noise reduction, 4K Video, 8K Video, Digital zoom, Optical zoom, Triple camera, Digital image stabilization, Optical Stabilization (OIS), Ultra stable video, Autofocus, Touch focus, Continuous autofocus, Manual focus, Phase detection autofocus (PDAF), Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Night Mode
- Digital zoom, Dual camera, Digital image stabilization, Ultra stable video, Autofocus, Touch focus, Manual focus, Continuous shooting, Geotagging, Panorama, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer, RAW, Front Flash, Night Mode
Front camera
- Resolution
- 32 Mpx
- 20 Mpx
- Aperture
- ƒ/ 2.45
- ƒ/ 2.2
- Sensor
- Samsung S5KJD1
- —
- Pixel size
- 0.70 µm
- —
Battery
- Capacity
- 4800 mAh
- 6000 mAh
- Type
- Li-Ion
- Li-Polymer
- Fast charge
- Yes , 80.0W
- Yes , 33.0W
- Features
- Reverse charging, Non-removable
- Reverse charging, Non-removable
- Charge cycles
- —
- 1000 cycles
- Runtime
- —
- ~ 55h
Storage
- Capacity
- 256 GB
- 128 GB
- Type
- UFS Storage 4.0
- UFS Storage 2.2
- SD slot
- No
- Yes , Slot for SD or second SIM card
Body
- Dimensions
- 75.3 mm 156.7 mm 7.9 mm Print 3D Model
- 75.4 mm 164.0 mm 7.9 mm Print 3D Model
- Weight
- 198 g
- 184 g
- Materials
- Polycarbonate , Aluminium alloy
- Plastic
- Colors
- Black White Purple Green
- Black Blue Purple Green
- Water/dust resistance
- IP54
- IP64 , Splash resistant
- Usable surface
- 87 %
- 89 %
- Drop resistance
- —
- Class A B C D E 270 drops without defects
- Repairability
- —
- Class A B C D E
Software
- Operating system
- Android 14 Upside-down cake FlyMe 10.4
- Android 15 HyperOS 2.X (Android 15)
- Google services
- Without Google Mobile services
- With Google Mobile Services
- Updates
- —
- OS updates: 5 years
Connectivity
- SIM
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Dual SIM Dual Standby (Nano SIM + Nano SIM)
- Bluetooth
- Bluetooth 5.4 LELow energy consumption
- Bluetooth 5.1 LELow energy consumption
- Bluetooth profiles
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC
- A2DP (Advanced Audio Distribution Profile), LE (Low Energy), LDAC, AAC
- Wi-Fi
- 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax) , WiFi 7 (802.11be)
- 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, Wi-Fi MiMO
- USB
- USB Type-C
- USB Type-C
- USB features
- Charging, OTG
- Charging, OTG
- Navigation
- A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
- GPS, A-GPS, GLONASS, Beidou, Galileo, GPS (L1+L5), BeiDou (B1)
Networks
- 5G
- n1 (2100), n3 (1800), n5 (850), n8 (900), n28a (700), n38 (2600), n41 (2500), n77 (3700), n78 (3500)
- —
- 4G LTE
- B1 (2100), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B18 (800), B19 (800), B26 (850), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500)
- B1 (2100), B3 (1800), B5 (850), B7 (2600), B8 (900), B20 (800), B28b (700), B28a (700), B38 (TDD 2600), B40 (TDD 2300), B41 (TDD 2500)
- 3G
- B1 (2100), B4 (1700/2100 AWS A-F), B5 (850), B8 (900), B19 (800)
- B1 (2100), B5 (850), B8 (900)
- 2G
- B3 (1800), B5 (850), B8 (900)
- B2 (1900), B3 (1800), B5 (850), B8 (900)
Sensors & security
- Fingerprint
- Yes, in screen
- Yes, in screen
- Accelerometer
- Yes
- Yes
- Gyroscope
- Yes
- —
- Proximity
- Yes
- —
- Light sensor
- Yes
- Yes
- Cooling system
- Yes
- Yes
- Audio
- Stereo Speakers
- Dolby Atmos, Hi-Res Audio, Stereo Speakers
