Vivo Y21 5G vs Xiaomi Redmi 15A 5G (6GB RAM + 128GB)
Quick Comparison
Xiaomi Redmi 15A 5G (6GB RAM + 128GB) has better RAM than Vivo Y21 5G. Both have the same amount of internal memory.
| Name | Vivo Y21 5G | Xiaomi Redmi 15A 5G (6GB RAM + 128GB) |
| RAM | 4 GB | 6 GB |
|---|---|---|
| Display | 6.74 in | 6.9 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 6500 mAh | 6300 mAh |
| Camera | 50 MP + 0.08 MP Dual | 32 MP |
| Price | Rs. 22499 | Rs. 19490 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is March 26, 2026. The cost of Vivo Y21 5G is Rs. 22499. The launch Date of the second phone is March 27, 2026. The cost of Xiaomi Redmi 15A 5G (6GB RAM + 128GB) is Rs. 19490.
Display comparison
Xiaomi Redmi 15A 5G (6GB RAM + 128GB) has larger screen size of 6.9 inches in comparison to Vivo Y21 5G's 6.74 inch screen. There is IPS Screen Type in both the phones. Vivo's phone has display density of 260 PPI & Xiaomi's phone has only 254 PPI display density. In terms of screen to body ratio, Vivo's phone has better screen to body ratio of ~ 85% than Xiaomi's phone ~ 83%. Vivo Y21 5G has 20:9 aspect ratio where as Xiaomi Redmi 15A 5G (6GB RAM + 128GB) has 20.6:9 aspect ratio.
Memory comparison
Xiaomi Redmi 15A 5G (6GB RAM + 128GB)'s larger 6 GB RAM is better for playing games and all with respect to Vivo Y21 5G's lower 4 GB RAM. and both have same Internal Memory of 128 GB.
Camera comparison
Vivo Y21 5G's 50 MP + 0.08 MP Dual Rear Camera outshines Xiaomi Redmi 15A 5G (6GB RAM + 128GB)'s 32 MP Rear Camera in terms of resolution. Xiaomi Redmi 15A 5G (6GB RAM + 128GB) will be better choice if you're looking to click lot of selfies as it has better 8 MP Front Camera in comparison to Vivo Y21 5G's 5 MP Front Camera.
Technical comparison
Both the phones run on Android Operating System Version 16.
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Full Comparison
| Name | Vivo Y21 5G | Xiaomi Redmi 15A 5G (6GB RAM + 128GB) |
| General | ||
| Country of Origin | India | |
| Model | Y21 5G | 15A 5G |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| OS Updates | 4 years | |
| Security Updates | 6 years | |
| Release Date | March 26, 2026 | March 27, 2026 |
| In The Box | Mobile Phone, Adapter, USB Type-C cable, SIM Eject Tool, Quick Start Guide & Warranty Card | |
| Design | ||
| Dimensions | 77.1 x 167.4 x 8.4 mm | 79.47 x 171.56 x 8.15 mm |
| Weight | 209 g | 210 g |
| Colors | Champagne Gold, Midnight Blue | Awesome Blue, Amaze Purple, Ace Black |
| Display | ||
| Type | Color IPS Screen | Color IPS Screen (1.07Mn Colours) |
| Touch | Yes | Yes, 240 Hz Touch Sampling Rate |
| Size | 6.74 inches, 720 x 1600 pixels, 120 Hz | 6.9 inches, 720 x 1600 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20.6:9 |
| PPI | ~ 260 PPI | ~ 254 PPI |
| Screen to Body Ratio | ~ 85% | ~ 83% |
| Brightness | 1200 nits Peak Brightness | 800nit Peak Brightness |
| Features | TÜV flicker-free certification, TÜV Circadian Friendly. TÜV low blue light | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 4 GB | 6 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | |
| Storage | 128 GB | 128 GB |
| Storage Type | eMMC 5.1 | UFS 2.2 |
| Card Slot | Yes | Yes, (Hybrid Slot), upto 1 TB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| 5G | Yes | Yes |
| 5G Bands | n1/n3/n5/n8/n28B/n38/n40/n77/n78 | SA/NSA: n1/3/5/8/28/40/41/78 |
| VoLTE | Yes | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 2.4 GHz / 5 GHz | 802.11a/b/g/n/ac |
| Bluetooth | Yes | Yes, v5.4 |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB Tethering, USB on-the-go, USB Charging, USB Storage | USB on-the-go, USB Charging |
| IR Blaster | Yes | Yes |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS | GPS/AGPS, Glonass,Galileo |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Compass | Ambient Light Sensor, Proximity Sensor (Virtual), E Compass, Accelerometer |
| 3.5mm Headphone Jack | Yes | |
| NFC | Yes | |
| AI Features | AI Creation, AI Photo Enhance, AI Documents, AI Screen Translation, Circle to Search | Google Gemini | Circle To Search | Xiaomi Interconnectivity |
| Water Resistance | Yes | |
| Splash Resistant | Yes | |
| IP Rating | IP65 | IP52 |
| Dust Resistant | Yes | Yes |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 0.08 MP | 32 MP ƒ/2 (Wide Angle) |
| Auto Focus | Yes | Yes |
| Features | AI Sky, AI Erase, Classic Film Filters | |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP ƒ/2.2 (Wide Angle) | 8 MP ƒ/2 (Wide Angle) Punch Hole, Screen Flash |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v16 | Android v16 |
| Custom UI | OriginOS 6 | HyperOS 3.0 |
| Chipset | Mediatek Dimensity 6300 | Unisoc T8300 |
| CPU | 2.4 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz | 2*A78 2.2Ghz + 6*A55 2.0GHz |
| GPU | Mali-G57 MC2 | G57 950MHz |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | No | Yes |
| Speaker Type | Dual Stereo | |
| Audio Features | Bottom Firing Speaker with 200% Volume Boost | |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 6500 mAh, Li-ion Battery | 6300 mAh |
| Fast Charging | Yes, 44W Fast Charging | Yes, 33W |
| Reverse Charging | Yes | Yes, 15W |
| Reverse Wireless Charging | Yes, 7.5 | |