Nothing Phone (4b) vs Vivo Y21d
Which one should you buy?
Who leads where?
- DisplayNothing Phone (4b)
- PerformanceNothing Phone (4b)
- CameraNothing Phone (4b)
- Battery and ChargingVivo Y21d
- DesignVivo Y21d
- ConnectivityNothing Phone (4b)
Wins are counted from the official values in the table below; the BUY / CONSIDER / WAIT call comes from each product's own decision box. We do not predict prices.
The differences in short
Processor: Nothing Phone (4b) Snapdragon 6 Gen 4, Vivo Y21d Unisoc T7225. Screen Size: Nothing Phone (4b) 6.77", Vivo Y21d 6.68". Main Camera is the same on both: 50 MP. Vivo Y21d leads on Battery: 6500 mAh against 5200 mAh. Vivo Y21d leads on Fast Charging: 44 W against 33 W.
Which one for what you do?
Gaming
Nothing Phone (4b)
77% – 50%
Photo / Video
Nothing Phone (4b)
61% – 50%
Battery Life
Even
67% – 68%
Daily Use
Nothing Phone (4b)
84% – 70%
The percentages are Kacbu Match scores: computed from official specifications for that use, with no price in them.
 NothingNothing Phone (4b)No reviews yet |  VivoVivo Y21dNo reviews yet | |
|---|---|---|
| Key Differences | ||
| Processor | Snapdragon 6 Gen 4 | Unisoc T7225 |
| Screen Size | 6.77" | 6.68" |
| Main Camera | 50 MP | 50 MP |
| Battery | 5200 mAh | 6500 mAh |
| Fast Charging | 33 W | 44 W |
| Display | ||
| Size | 6.77" | 6.68" |
| Panel | AMOLED | LCD |
| Resolution | 1080x2344 | 720x1608 |
| Refresh Rate | 120 Hz | 90 Hz |
| Peak Brightness | 2000 nit | No data |
| Performance | ||
| Chipset | Snapdragon 6 Gen 4 | Unisoc T7225 |
| Graphics Processor | Adreno 810 | No data |
| RAM | 8 GB | 4 GB |
| Storage | 128 GB | 128 GB |
| Storage type | UFS 2.2 | LPDDR4X + eMMC 5.1 |
| Manufacturing Technology | 4 nm | 12 nm |
| Camera | ||
| Main Camera | 50 MP | 50 MP |
| Main Aperture | f/1.8 | f/1.8 |
| Ultra Wide | 8 MP | No data |
| Front Camera | 16 MP | 5 MP |
| Battery and Charging | ||
| Capacity | 5200 mAh | 6500 mAh |
| Wired Charging | 33 W | 44 W |
| Wireless Charging Support | No | No data |
| Design | ||
| Weight | 210 g | 209 g |
| Thickness | 8.6 mm | 8.39 mm |
| Frame | Plastic | No data |
| Back Surface | Plastic | Composite plastic |
| Connectivity | ||
| 5G | Yes | No data |
| SIM | Dual Nano-SIM | Dual Nano-SIM |
| Wi-Fi | Wi-Fi 6 | No data |
| Bluetooth | 6.0 | 5.2 |
| NFC | Yes | No |
| Durability and security | ||
| IP Certification | IP64 | IP68/IP69 |
| Biometrics | Optical in-display fingerprint | Side-mounted fingerprint |
| Software | ||
| Operating System | Android | No data |
| Version | Android 16 | Android 15 |
| Interface | Nothing OS 4.1 | Funtouch OS 15 |
| Multimedia and ports | ||
| Speaker | Stereo | No data |
| USB | USB Type-C 2.0 | USB 2.0 |
Nothing Phone (4b) leads on 5 of 9 compared specs.
This table is based on manufacturers official specifications. Winning on paper does not always mean a difference in everyday use.