Meizu 21 vs Xiaomi Redmi Turbo 4
General Info
| Manufacturer | |
| Meizu | Xiaomi |
| Announced | |
| November 2023 | January 2025 |
| Status | |
| Available - November 2023 | Available - January 2025 |
| Colors | |
| Black, Purple, Green, White | Black, White, Blue |
| Form Factor | |
| Candybar | Candybar |
| Dimension | |
|
156.7 x 75.3 x 7.9 mm (6.17 x 2.96 x 0.31 in) |
161 x 75.2 x 8.1 mm (6.34 x 2.96 x 0.32 in) |
| Weight | |
| 198 g (6.98 oz) | 203.5 g (7.16.0.18 oz) |
| SIM Type | |
| Dual SIM (Nano-SIM, dual stand-by) | Nano-SIM + Nano-SIM |
| 2G Network | |
| GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | GSM 850 / 900 / 1800 / 1900 CDMA 800 |
| 3G Network | |
| HSDPA 850 / 900 / 1700(AWS) / 2100 | HSDPA 800 / 850 / 900 / 1700(AWS) / 2100 CDMA2000 1x |
| 4G Network | |
| 1, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41 | 1, 3, 4, 5, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42, 48, 66 |
| 5G Network | |
| 1, 3, 5, 8, 28, 38, 41, 77, 78 SA/NSA | 1, 3, 5, 8, 28, 38, 40, 41, 48, 66, 77, 78 SA/NSA/Sub6 |
| Messaging | |
| Build Features | |
| - Fingerprint Sensor IP54, dust and splash resistant |
- Fingerprint Sensor (under display, optical) IP68 dust/water resistant (up to 2m for 30 min) |
Display
| Type | |
| FHD+ AMOLED Screen 120Hz Refresh Rate HDR10+, 600 Nits (typ), 1100 Nits (HBM), 1800 Nits (peak) |
FHD+ AMOLED Screen 120Hz Refresh Rate, Dolby Vision, HDR10+, HDR Vivid 1400 Nits (HBM), 3200 Nits (peak) |
| Colors | |
| 16M colors | 68B colors |
| Size | |
| 6.55 inches [Similar] | 6.67 inches [Similar] |
| Resolution | |
| 1080 x 2340 pixels (393 ppi) | 1220 x 2712 pixels (446 ppi) |
| Screen-to-Body Ratio | 89.47% | 88.63% |
| Multi-Touch | |
Hardware and OS
| OS | |
| Android 1 | Android 15 |
| User Interface | |
| Flyme 10.5 | HyperOS 2 |
| Processor | |
| Octa-core (1x3.3 GHz Cortex-X4 & 5x3.2 GHz Cortex-A720 & 2x2.3 GHz Cortex-A520), Qualcomm SM8650-AB Snapdragon 8 Gen 3 (4 nm) [Similar] | Octa-core (1x3.25 GHz Cortex-A725 & 3x3.0 GHz Cortex-A725 & 4x2.1 GHz Cortex-A725), Mediatek Dimensity 8400 Ultra (4 nm) [Similar] |
| GPU | |
| Adreno 750 [Similar] | Immortalis-G720 MC7 [Similar] |
| RAM | |
| 12 GB [Browse Similar] | 16 GB [Browse Similar] |
| Internal Memory | |
| 512 GB | 512 GB |
| External Memory | |
| No | No |
Camera
| Rear Camera | |
| 200 MP + 13 MP + 5 MP [Similar] | 50 MP + 8 MP [Similar] |
| Flash | |
| Ring-LED Flash | LED Flash |
| Features | |
| 200 MP, f/1.7, 22mm (wide), PDAF, OIS 13 MP, f/2.4, 15mm, 122˚ (ultrawide) 5 MP, f/2.4, 27mm (wide) Panorama, HDR |
50 MP, f/1.5, 26mm (wide), 1/1.95", 0.8µm, PDAF, OIS 8 MP, f/2.2, 15mm (ultrawide), 1/4.0", 1.12µm HDR, Panorama |
| Video | |
| 8K, 4K, 1080p; gyro-EIS | 4K@24/30/60fps, 1080p@30/60/120/240/960fps, gyro-EIS |
| Front Camera | |
|
32 MP, f/2.4, (wide) HDR Yes [Similar] |
20 MP, f/2.2, (wide), 1/4" Video - 1080p@30fps [Similar] |
Multimedia
| 3.5mm Jack | |
| Radio | |
| No | No |
| Games | |
| Yes + Downloadable | Yes + Downloadable |
| Loud Speaker | |
Connectivity and Data Rate
| GPRS | |
| Yes | Yes |
| Edge | |
| Yes | Yes |
| 3G | |
| HSPA, LTE-A, 5G | HSPA, LTE, 5G |
| Bluetooth | |
| 5.4, A2DP, LE | 6.0, A2DP, LE, aptX, LHDC 5 |
| Wi-Fi | |
| Wi-Fi 802.11 а/b/g/n/ac/6e/7, dual-band | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct |
| USB | |
| USB Type-C, OTG | USB Type-C 2.0, OTG |
| GPS | |
| GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) | GPS (L1+L5), GLONASS (G1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) |
| Browser | |
| Yes | Yes |
User Memory
| Internal | |
| 512 GB, 12 GB RAM or 256 GB, 12 GB RAM or 256 GB, 8 GB RAM UFS 4.0 | 512 GB, 16 GB RAM or 512 GB, 12 GB RAM or 256 GB, 16 GB RAM or 256 GB, 12 GB RAM UFS 4.0 |
| Expandable Storage | |
| No | No |
| USB OTG | |
| Supported | Supported |
Sensors
| Fingerprint | |
| Proximity Sensor | |
| Accelerometer Sensor | |
| Magnetic-field Sensor (Compass) | |
| Gyroscope Sensor | |
| NFC | |
Battery
| Type | |
| Non-removable Li-Po Battery Fast battery Charging 80W wired, PD3 PPS, QC4+ |
Non-removable Si/C Battery Fast Battery Charging 90W wired, PD3.0, QC3+, 100% in 45 min |
| Capacity | |
| 4800 mAh | 6550 mAh |
| Stand by | |
| - | - |
| Talk Time | |
| - | - |