iAir S9 vs Vivo V21
Quick Comparison
In terms of display resolution, Vivo V21 has better resolution of 2400 x 1080 than iAir S9 which has resolution of 160 x 128.
| Name | iAir S9 | Vivo V21 |
| Display | 2.4 in | 6.44 in |
|---|---|---|
| Battery | 2800 mAh | 4000 mAh |
| Camera | 0.3 MP | 64 MP + 8 MP + 2 MP Triple |
| Price | Rs. 1099 | Rs. 24999 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is April 7, 2021. The cost of iAir S9 is Rs. 1099. The launch Date of the second phone is April 29, 2021. The Expected cost of Vivo V21 is Rs. 24999.
Display comparison
iAir S9 has screen size of 2.4 inches which falls short to Vivo V21's 6.44 inch screen. iAir S9 has TFT Screen type where as Vivo V21 has AMOLED Screen type. Vivo's phone has display density of 409 PPI & iAir's phone has only 85 PPI display density. iAir S9 has 5:4 aspect ratio where as Vivo V21 has 20:9 aspect ratio.
Camera comparison
Vivo V21's 64 MP + 8 MP + 2 MP Triple Rear Camera outshines iAir S9's 0.3 MP Rear Camera in terms of resolution.
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Full Comparison
| Name | iAir S9 | Vivo V21 |
| General | ||
| Model | S9 | V21 |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | |
| Device Type | Feature Phone | Smartphone |
| Release Date | April 7, 2021 | April 29, 2021 |
| Design | ||
| Dimensions | 73.9 x 159.7 x 7.3 mm | |
| Weight | 250 g | 176 g |
| Display | ||
| Type | Color TFT Screen | Color AMOLED Screen (16M Colors) |
| Touch | Yes | |
| Size | 2.4 inches, 128 x 160 pixels | 6.44 inches, 1080 x 2400 pixels, 90 Hz |
| Aspect Ratio | 5:4 | 20:9 |
| PPI | ~ 85 PPI | ~ 409 PPI |
| Screen to Body Ratio | ~ 84.8% | |
| Features | ches | HDR10+ |
| Notch | Yes, Water Drop Notch | |
| Memory | ||
| RAM | 8 GB | |
| Storage | 128 GB | |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, upto 32 GB | Yes, (Hybrid Slot) |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | No | Yes |
| 4G | Yes | |
| VoLTE | Yes, Dual Stand-By | |
| Wifi | No | Yes, with wifi-hotspot |
| Bluetooth | Yes | Yes, v5.1, A2DP, LE |
| USB | Yes, microUSB | Yes, USB-C v2.0 |
| USB Features | USB on-the-go, USB Charging | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | |
| Fingerprint Sensor | Yes, In Display | |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Gyro, Proximity, Compass | |
| 3.5mm Headphone Jack | Yes | No |
| Camera | ||
| Rear Camera | 0.3 MP | 64 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro |
| Auto Focus | Yes | |
| Features | Digital Zoom | HDR, Panorama, Eye Autofocus, Night, Ultra-Wide Night, Ultra Stable Video, Art Portrait Video, Super Macro, Bokeh Portrait, Multi-Style Portrait |
| Video Recording | No | 4K, 1080p |
| Flash | No | Yes, LED |
| Front Camera | No | 44 MP ƒ/2 (Wide Angle) Autofocus, Screen Flash |
| Front Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v11 | |
| Chipset | MediaTek Dimensity 800U | |
| CPU | 2.4 GHz, Octa Core Processor | |
| Core Details | 2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55 | |
| GPU | Mali-G57 MC3 | |
| Java | No | No |
| Browser | Yes, supports WAP | Yes |
| Multimedia | ||
| Yes | ||
| Music | MP4 | WAV, MP3, MP2, MIDI, Vorbis, APE, FLAC |
| Video | 3GP | MP4, 3GP, AVI, FLV, MKV |
| FM Radio | Yes | No |
| Document Reader | Yes | |
| Battery | ||
| Type | Removable Battery | Non-Removable Battery |
| Size | 2800 mAh, Li-ion Battery | 4000 mAh, Li-Po Battery |
| Fast Charging | Yes, 33W Fast Charging | |