vivo Y21d vs vivo Y31
Side-by-side specs and price comparison for buyers in Algeria.
vivo Y21d
Price coming soon
vivo Y31
Price coming soon
Quick Verdict
Who wins each category, side by side.
Better price
Even
Faster chip
Even
Bigger battery
Even
Faster charging
Even
Higher-resolution camera
Even
Better display
vivo Y31
Lighter body
Even
Best value for money
Even
Full specs comparison
Display
| Spec | vivo Y21d | vivo Y31 |
|---|---|---|
| Size (inches) | 6.68 | 6.68 |
| Panel Type | IPS LCD | IPS LCD |
| Resolution Height | 1608 | 1608 |
| Resolution Width | 720 | 720 |
| Refresh Rate | 90 | 120 |
| Peak Brightness | 1000 | 1000 |
| PPI | 264 | 264 |
| Glass Type | Ion strengthened glass | Guardian Glass (ion-strengthened) |
| Screen-to-body | 84 | 84 |
Platform
| Spec | vivo Y21d | vivo Y31 |
|---|---|---|
| CPU | Octa-core (2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) | Octa-core (2x2.2 GHz Cortex-A78 & 6x1.95 GHz Cortex-A55) |
| GPU | Mali-G52 MP1 | Adreno 613 |
| Chipset Name | Unisoc T7225 | Snapdragon 4 Gen 2 |
| Process (nm) | 12 | 4 |
| OS Name | Android | Android |
| OS Version | 15 | 15 |
Memory
| Spec | vivo Y21d | vivo Y31 |
|---|---|---|
| Card Slot | microSDXC (dedicated slot) | microSDXC (uses shared SIM slot) |
| Variants | 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 6GB RAM | 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM |
Main Camera
| Spec | vivo Y21d | vivo Y31 |
|---|---|---|
| Video | 1080p@30fps | 1080p@30fps |
| Features | Ring-LED flash, panorama | Ring-LED flash, panorama |
| Count | 1 | 1 |
| Wide | 50 MP, f/1.8, (wide) | 50 MP, f/1.8, (wide) |
Selfie Camera
| Spec | vivo Y21d | vivo Y31 |
|---|---|---|
| Video | Yes | 1080p@30fps |
| Count | 1 | 1 |
| Lens | 5 MP, f/2.2 | 8 MP, f/2, (wide) |
Battery
| Spec | vivo Y21d | vivo Y31 |
|---|---|---|
| Capacity (mAh) | 6500 | 6500 |
| Chemistry | Si/C Li-Ion | Li-Ion |
| Wired Charging (W) | 44 | 44 |
Body
| Spec | vivo Y21d | vivo Y31 |
|---|---|---|
| Build | Glass front, plastic back, plastic frame | — |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Height (mm) | 166.1 | 166.1 |
| Thickness (mm) | 8.4 | 8.4 |
| Weight (g) | 209 | 209 |
| Width (mm) | 77 | 77 |
Launch
| Spec | vivo Y21d | vivo Y31 |
|---|---|---|
| Announced | 2025, October 11 | 2025, September 15 |
| Status | Available. Released 2025, October | Available. Released 2025, September 15 |
Network
| Spec | vivo Y21d | vivo Y31 |
|---|---|---|
| 2G Bands | GSM 850, 900, 1800, 1900 | GSM 850, 900, 1800, 1900 |
| 3G Bands | HSDPA 850, 900, 2100 | HSDPA 850, 900, 2100 |
| 4G Bands | 1, 3, 5, 8, 40 | 1, 3, 5, 8, 28, 38, 40, 41 |
| 5G Bands | — | 1, 3, 5, 8, 28, 40, 77, 78 SA/NSA |
| Speed | HSPA, LTE | HSPA, LTE, 5G |
| Technology | GSM, HSPA, LTE | GSM, HSPA, LTE, 5G |
Connectivity
| Spec | vivo Y21d | vivo Y31 |
|---|---|---|
| Bluetooth | 5.2 | 4.2 |
| NFC | No | No |
| Positioning | GPS, GLONASS, GALILEO, BDS, QZSS | GPS, GLONASS, GALILEO, BDS, QZSS |
| Radio | FM radio | No |
| USB Type | Type-C | Type-C |
| USB Version | 2.0 | 2.0 |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 5 |
Sound
| Spec | vivo Y21d | vivo Y31 |
|---|---|---|
| 3.5mm Jack | No | No |
| Loudspeaker | Yes, with stereo speakers | Yes, with stereo speakers |
Features
| Spec | vivo Y21d | vivo Y31 |
|---|---|---|
| Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass | Fingerprint (side-mounted), accelerometer, proximity, compass |
Buying advice for Algeria
Both vivo Y21d and vivo Y31 are sold in Algeria, but they fit different priorities.
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