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                            | Vivo Y51A | Xiaomi Redmi 15C 6GB | 
| Build | |
|---|---|
| OS | |
| Android 11 OS | Android 15 OS | 
| UI | |
| Funtouch 11 | |
| Dimensions | |
| 163.9 x 75.3 x 8.4 mm | 173 x 81 x 8.2 mm | 
| Weight | |
| 188 g | 205 g | 
| SIM | |
| Dual Sim, Dual Standby (Nano-SIM) | Dual Sim, Dual Standby (Nano-SIM) | 
| Colors | |
| Titanium Sapphire, Crystal Symphony | Moonlight Blue, Mint Green, Midnight Gray, Twilight Orange | 
| Network | |
|---|---|
| 2G Band | |
| SIM1: GSM 850 / 900 / 1800 / 1900 SIM2: GSM 850 / 900 / 1800 / 1900 | SIM1: GSM 850 / 900 / 1800 / 1900 SIM2: GSM 850 / 900 / 1800 / 1900 | 
| 3G | |
| Yes | Yes | 
| 4G | |
| Yes | Yes | 
| 5G | |
| No | No | 
| Processor | |
|---|---|
| CPU | |
| Octa-core (4 x 2.0 GHz Kryo 260 Gold + 4 x 1.8 GHz Kryo 260 Silver) | Octa-core (2 x 2.0 GHz Cortex-A75 + 6 x 1.8 GHz Cortex-A55) | 
| Chipset | |
| Qualcomm SM6115 Snapdragon 662 (11 nm) | Mediatek Helio G81 Ultra (12 nm) | 
| GPU | |
| Adreno 610 | Mali-G52 MC2 | 
| Display | |
|---|---|
| Technology | |
| IPS LCD Capacitive Touchscreen, 16M Colors, Multitouch | IPS LCD Capacitive Touchscreen | 
| Size | |
| 6.58 Inches | 6.9 Inches | 
| Resolution | |
| 1080 x 2408 Pixels (~401 PPI) | 720 x 1640 Pixels (~260 PPI) | 
| Extra Features | |
| (~82.2% screen-to-body ratio) | 120Hz | 
| Memory | |
|---|---|
| Built-in | |
| 128GB Built-in, 8GB RAM | 128GB Built-in, 6GB RAM | 
| External Card | |
| microSDXC (dedicated slot) | microSDXC (dedicated slot) | 
| Camera | |
|---|---|
| Main | |
| Triple Camera: 48 MP, f/1.8, (wide), 1/2.0", PDAF + 8 MP, f/2.2, (ultrawide), 1/4.0" + 2 MP, f/2.4, (macro, LED Flash | Dual camera: 50 MP, f/1.8, 28mm (wide), 1/2.76", PDAF + QVGA, f/3.0, LED Flash | 
| Features | |
| Geo-tagging, Phase detection, Panorama, HDR, Video (4K@30fps, 1080p@30fps, gyro-EIS) | HDR, Video (1080p@30fps) | 
| Front | |
| 16 MP, f/2.0, (wide), 1/3.06" HDR, Video (1080p@30fps) | 8 MP, f/2.0, (wide), 1/4.0, HDR, Video (1080p@30fps) | 
| Connectivity | |
|---|---|
| WLAN | |
| Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | 
| Bluetooth | |
| v5.0 with A2DP, LE | v5.4 with A2DP, LE | 
| GPS | |
| Yes + A-GPS support & Glonass, BDS, GALILEO | Yes + A-GPS support & Glonass, BDS | 
| Radio | |
| FM Radio | FM Radio | 
| USB | |
| USB Type-C 2.0, USB On-The-Go | USB Type-C 2.0, OTG | 
| NFC | |
| No | Yes | 
| Data | |
| GPRS, Edge, 3G (HSPA 42.2/5.76 Mbps), 4G LTE-A | 2G GSM, 3G HSPA, 4G LTE | 
| Sensors | |
|---|---|
| Accelerometer | |
| Yes | Yes | 
| Gyro | |
| Yes | No | 
| Compass | |
| Yes | Yes | 
| Proximity | |
| Yes | No | 
| FingerPrint | |
| Yes | Yes | 
| Features | |
|---|---|
| Audio | |
| 3.5mm Audio Jack, MP4/H.264 player, MP3/WAV/eAAC+/FLAC player, Speaker Phone | 3.5mm Audio Jack, Speaker Phone | 
| Browser | |
| HTML5 | HTML5 | 
| Messaging | |
| SMS(threaded view), MMS, Email, Push Mail, IM | SMS(threaded view), MMS, Email, Push Mail, IM | 
| Games | |
| Built-in + Downloadable | built-in + downloadable | 
| Battery | |
|---|---|
| Capacity | |
| (Li-Po Non removable), 5000 mAh | 6000 mAh | 
| Features | |
| Fast charging 18W, 70% in 67 min (advertised) | 33W wired, PD | 
| Price | |
|---|---|
| Price in Rs. | |
| Discontinued | Rs. 33,999 PKR | 
| Price in USD | |
| Discontinued | $118.05 USD |