Vivo Y21 5G (6GB RAM + 128GB) vs Xiaomi Redmi 15A 5G (6GB RAM + 128GB)
Quick Comparison
Both Vivo Y21 5G (6GB RAM + 128GB) and Xiaomi Redmi 15A 5G (6GB RAM + 128GB) comes with same RAM. Both have the same amount of internal memory.
| Name | Vivo Y21 5G (6GB RAM + 128GB) | Xiaomi Redmi 15A 5G (6GB RAM + 128GB) |
| RAM | 6 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. 20999 | Rs. 16750 |
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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 (6GB RAM + 128GB) is Rs. 20999. The launch Date of the second phone is March 27, 2026. The cost of Xiaomi Redmi 15A 5G (6GB RAM + 128GB) is Rs. 16750.
Display comparison
Xiaomi Redmi 15A 5G (6GB RAM + 128GB) has larger screen size of 6.9 inches in comparison to Vivo Y21 5G (6GB RAM + 128GB)'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 (6GB RAM + 128GB) has 20:9 aspect ratio where as Xiaomi Redmi 15A 5G (6GB RAM + 128GB) has 20.6:9 aspect ratio.
Memory comparison
Both phones come with 6 GB RAM and both have same Internal Memory of 128 GB.
Camera comparison
Vivo Y21 5G (6GB RAM + 128GB)'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 (6GB RAM + 128GB)'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 (6GB RAM + 128GB) | 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 | 6 GB | 6 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 6 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 | |