- Home
- Compare Phones
- vivo S9 vs vivo V21s
vivo S9 vs vivo V21s
Side-by-side specs and price comparison for buyers in Algeria.

vivo S9
Price coming soon

vivo V21s
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
Even
Lighter body
vivo S9
Best value for money
Even
Full specs comparison
Display
| Spec | vivo S9 | vivo V21s |
|---|---|---|
| Size (inches) | 6.44 | 6.44 |
| Panel Type | AMOLED | AMOLED |
| Resolution Height | 2400 | 2404 |
| Resolution Width | 1080 | 1080 |
| Refresh Rate | 90 | 90 |
| Peak Brightness | — | 800 |
| PPI | 409 | 409 |
| Screen-to-body | 85.5 | 84.7 |
Platform
| Spec | vivo S9 | vivo V21s |
|---|---|---|
| CPU | Octa-core (4x2.6 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55) | Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) |
| GPU | Mali-G77 MC9 | Mali-G57 MC3 |
| Chipset Name | Mediatek Dimensity 1100 | Mediatek Dimensity 800U |
| Process (nm) | 6 | 7 |
| OS Name | Android | Android |
| UI Skin | OriginOS 1.0 | — |
| OS Version | 11 | 12 |
Memory
| Spec | vivo S9 | vivo V21s |
|---|---|---|
| Card Slot | No | microSDXC (uses shared SIM slot) |
| Variants | 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM | 128GB 8GB RAM |
Main Camera
| Spec | vivo S9 | vivo V21s |
|---|---|---|
| Video | 4K@30fps, 1080p@30fps, gyro-EIS | 4K@30fps, 1080p@30/60fps |
| Features | Dual-LED dual-tone flash, HDR, panorama | LED flash, HDR, panorama |
| Count | 3 | 3 |
| Depth | 2 MP, f/2.4, (depth) | — |
| Macro | — | 2 MP, f/2.4, (macro) |
| ultrawide | 8 MP, f/2.2, 16mm, (ultrawide) | 8 MP, f/2.2, 16mm, (ultrawide) |
| Wide | 64 MP, f/1.8, 26mm, (wide) | 64 MP, f/1.8, 26mm, (wide) |
Selfie Camera
| Spec | vivo S9 | vivo V21s |
|---|---|---|
| Video | 4K@30fps, 1080p@30fps | 4K@30fps, 1080p@30fps |
| Features | HDR | Dual-LED flash, HDR |
| Count | 2 | 1 |
| Lens | 8 MP, f/2.3, (ultrawide) | 44 MP, f/2, (wide) |
Battery
| Spec | vivo S9 | vivo V21s |
|---|---|---|
| Capacity (mAh) | 4000 | 4000 |
| Wired Charging (W) | 33 | 33 |
Body
| Spec | vivo S9 | vivo V21s |
|---|---|---|
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Height (mm) | 158.4 | 159.7 |
| Thickness (mm) | 7.4 | 7.3 |
| Weight (g) | 173 | 176 |
| Width (mm) | 73.9 | 73.9 |
Launch
| Spec | vivo S9 | vivo V21s |
|---|---|---|
| Announced | 2021, March 03 | 2022, November 17 |
| Status | Available. Released 2021, March 12 | Available. Released 2022, November 17 |
Network
| Spec | vivo S9 | vivo V21s |
|---|---|---|
| 2G Bands | GSM 850, 900, 1800, 1900 | GSM 850, 900, 1800, 1900 |
| 3G Bands | HSDPA 850, 900, 1700(AWS), 1900, 2100 | HSDPA 850, 900, 1700(AWS), 1900, 2100 |
| 4G Bands | 1, 3, 4, 5, 8, 28, 34, 38, 39, 40, 41 | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 66 |
| 5G Bands | 1, 3, 28, 41, 77, 78 SA/NSA | 1, 3, 7, 8, 28, 40, 41, 78 SA/NSA |
| Speed | HSPA, LTE, 5G | HSPA, LTE, 5G |
| Technology | GSM, CDMA, HSPA, CDMA2000, LTE, 5G | GSM, HSPA, LTE, 5G |
Connectivity
| Spec | vivo S9 | vivo V21s |
|---|---|---|
| Bluetooth | 5.2 | 5.1 |
| NFC | Yes | Yes |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS, GLONASS, GALILEO, BDS |
| Radio | No | No |
| USB Type | Type-C | Type-C |
| USB Version | — | 2.0 |
| Wi-Fi | Wi-Fi 5 | Wi-Fi 5 |
Sound
| Spec | vivo S9 | vivo V21s |
|---|---|---|
| 3.5mm Jack | No | No |
| Loudspeaker | Yes | Yes |
Features
| Spec | vivo S9 | vivo V21s |
|---|---|---|
| Sensors | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass |
Buying advice for Algeria
Both vivo S9 and vivo V21s are sold in Algeria, but they fit different priorities.
Other popular comparisons


Samsung Galaxy S26 Ultra vs Apple iPhone 17 Pro Max
Samsung compared to Apple

Samsung Galaxy S26 Ultra vs Google Pixel 10 Pro XL
Samsung compared to Google


Samsung Galaxy S26 Ultra vs Xiaomi 15 Ultra
Samsung compared to Xiaomi


Apple iPhone 17 Pro Max vs Xiaomi 15 Ultra
Apple compared to Xiaomi

Apple iPhone 17 Pro Max vs Google Pixel 10 Pro XL
Apple compared to Google


Samsung Galaxy S26+ vs Apple iPhone 17
Samsung compared to Apple