blu B9 vs Meizu 21

At a glance

Brand: BLU; Meizu
Release date: April 2022, 4 years 1 months ago; November 2023, 2 years 6 months ago
AnTuTu: 104.325 Antutu v9 Overall performance better than 51% of devices; 2.342.281 Antutu v11 Overall performance better than 95% of devices
Launch price: —; CN¥ 3,399.00 ($ 497.06)

Size: 6.52"; 6.55"
Resolution: 720 x 1600 px HD+; 1080 x 2340 px FHD+
Type: LCD IPS; AMOLED
Density: 264 ppi Medium Density; 393 ppi High Density
Aspect ratio: 20:9; 20:9
Features: Water Drop Notch, Max brightness HBM - 480 cd/m², Scratch resistant, Corning Gorilla Glass 3, 2.5D curved glass screen, Capacitive, Multi-touch, Frameless; 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

Chipset: Spreadtrum Unisoc SC9863; Qualcomm Snapdragon 8 Gen3
CPU: 4x Cortex A55 1.3 GHz + 4x Cortex A55 1.2 GHz; 1x3.3GHz Cortex X4 + 3x3.2 GHz Cortex A720 + 2x3.0 GHz Cortex A720 + 2x2.3 GHz Cortex A520
CPU type: Octa-Core; Octa-Core
Process: 28 nm; 4 nm
Frequency: 1.3 GHz; 3.3 GHz
GPU: PowerVR GE8322; Adreno 750
RAM: 4 GB; 8 GB
RAM type: LPDDR4X RAM; RAM LPDDR5X
64-bit: Yes; Yes

Resolution: 13 Mpx; 200 Mpx
Aperture: ƒ/ 2.2; ƒ/ 1.7
Pixel size: 1.12 µm; 0.56 µm
Flash: LED; LED
Optical stabilization: No; Yes
Slow motion: Yes, 90 fps; Yes, 240 fps
Features: Digital zoom, Triple camera, Autofocus, Touch focus, Continuous shooting, Geotagging, HDR, Face detection, White balance settings, ISO settings, Exposure compensation, Scene mode, Self-timer; 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
Sensor: —; Samsung ISOCELL HP3
Sensor size: —; 1/1.4"

Dimensions: 75.9 mm 164.4 mm 9.6 mm Print 3D Model; 75.3 mm 156.7 mm 7.9 mm Print 3D Model
Weight: 198 g; 198 g
Materials: Plastic; Polycarbonate , Aluminium alloy
Colors: Blue Gray; Black White Purple Green
Usable surface: 80 %; 87 %
Water/dust resistance: —; IP54

Operating system: Android 11 Red Velvet Cake Android 11; Android 14 Upside-down cake FlyMe 10.4
Google services: With Google Mobile Services; Without Google Mobile services

SIM: Dual SIM Dual Standby (Nano SIM + Nano SIM); Dual SIM Dual Standby (Nano SIM + Nano SIM)
Bluetooth: Bluetooth 4.2 LELow energy consumption; Bluetooth 5.4 LELow energy consumption
Bluetooth profiles: A2DP (Advanced Audio Distribution Profile), EDR (Enhanced Data Rate), LE (Low Energy); A2DP (Advanced Audio Distribution Profile), LE (Low Energy), APT-x, LDAC, SBC, AAC
Wi-Fi: 802.11b , 802.11g , 802.11n; 802.11a , 802.11b , 802.11g , 802.11n , 802.11n 5GHz , 802.11ac, WiFi 6 (802.11ax) , WiFi 7 (802.11be)
Wi-Fi features: Wi-Fi Hotspot, Wi-Fi Direct; Dual band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Wi-Fi MiMO
USB features: Charging, OTG; Charging, OTG
Navigation: GPS, A-GPS, GLONASS, Beidou; A-GPS, GLONASS, Beidou, QZSS, Galileo, GPS (L1+L5), GLONASS (L1), BeiDou (B1), Galileo (E1+E5a), BeiDou (B2), NavIC System, QZSS (L1 + L5)
USB: —; USB Type-C

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), 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)
3G: B1 (2100), B5 (850), B8 (900); B1 (2100), B4 (1700/2100 AWS A-F), B5 (850), B8 (900), B19 (800)
2G: B2 (1900), B3 (1800), B5 (850), B8 (900); B3 (1800), B5 (850), B8 (900)
5G: —; n1 (2100), n3 (1800), n5 (850), n8 (900), n28a (700), n38 (2600), n41 (2500), n77 (3700), n78 (3500)