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Redmi 15 5G vs vivo Y21d (Specs, Price & Features)
Compare Redmi 15 5G vs vivo Y21d side by side. Discover differences in specifications, performance, camera, battery, and more to find the best smartphone for your needs in the Philippines.
| Specs | Redmi 15 5G | vivo Y21d |
|---|---|---|
| General | ||
| Brand | Redmi | Vivo |
| Model | 15 5G | Y21d |
| Release Date | October 2025 | September 28, 2025 |
| Status | Available | Available |
| SIM Type | Dual SIM (Nano-SIM, dual stand-by) or Hybrid (SIM + microSD) | Dual SIM (Nano-SIM, dual stand-by) / Hybrid Slot |
| Price | ₱7,999 | ₱6,999 |
| Build & Design | ||
| Dimensions | 169.48 x 80.45 x 8.40 mm | 166.14 x 77.01 x 8.39 mm |
| Weight | 217g | 209g |
| Build Material | Glass front, plastic frame, glass/silicone polymer back | Glass front (Guardian Glass), composite plastic back, plastic frame |
| Water & Dust Resistance | IP64 (Dust and splash resistant) | IP68 & IP69+ (Flagship-grade water and high-pressure resistance) |
| Colors | Ripple Green, Titan Gray, Midnight Black | Lavender Purple, Glowing Black, Coral Red |
| Display | ||
| Screen Size | 6.9-inch | 6.68-inch |
| Display Type | IPS LCD DotDisplay | IPS LCD Dotch Display |
| Resolution | 2340 x 1080 (FHD+) | 1608 x 720 (HD+) |
| Refresh Rate | Up to 144Hz | 90Hz |
| Aspect Ratio | 20:9 | 20:9 |
| Pixel Density (PPI) | 374 PPI | 264 PPI |
| Brightness | 700 nits (typ), 850 nits (HBM) | 1000 nits (HBM / Local Peak) |
| Protection | Corning Gorilla Glass 3 | Dual ion-strengthened Guardian Glass |
| Performance | ||
| Chipset | Qualcomm Snapdragon 6s Gen 3 (6nm) | UNISOC T7225 (12nm) |
| CPU | Octa-core (up to 2.3GHz) | Octa-core (2 x 1.8 GHz Cortex-A75 & 6 x 1.8 GHz Cortex-A55) |
| GPU | Adreno 619 | Mali-G52 MP1 |
| RAM Options | 4GB, 8GB (Supports up to 16GB total via Memory Extension) | 4GB / 6GB (Supports up to 8GB Extended RAM) |
| Internal Storage Options | 128GB, 256GB | 128GB / 256GB (eMMC 5.1) |
| Expandable Storage | Yes, up to 2TB via microSD (Hybrid slot) | Yes, up to 2TB via microSD |
| Software & Features | ||
| Operating System | Android 15 | Android 15 |
| UI / Skin | Xiaomi HyperOS 2 | Funtouch OS 15 |
| Special Features | AI Erase, AI Sky, Circle to Search, Gemini AI integration, Wet Touch Technology 2.0 | Circle to Search with Google, Underwater Photography Mode, Wet-Hand Touch Technology, Helmet-On Face Unlock, 50-Month Smooth Experience guarantee. |
| Camera | ||
| Main Camera | 50MP (f/1.8 aperture) | 50MP (f/1.8 aperture, PDAF) |
| Secondary | Auxiliary lens (Depth sensor) | 0.08MP (Auxiliary/Depth lens, f/3.0) |
| Features | HDR, Night Mode, Portrait Mode, AI Camera | Aura Light/LED Flash, Night, Portrait, Pro, Pano, Underwater Mode, Double Exposure |
| Video Recording | 1080p @ 30fps | 1080p @ 30fps |
| Front Camera | 8MP (f/2.0) | 5MP (f/2.2) |
| Front Camera Features | Soft-light ring, Time-lapse, AI Beauty | Night, Portrait, Live Photo, Face Beauty |
| Front Video Recording | 1080p @ 30fps | 1080p @ 30fps |
| Audio & Multimedia | ||
| Speakers | Single speaker with 300% volume boost | Dual Stereo Speakers (400% Ultra Volume Mode) |
| Audio Features | Dolby Atmos®, Hi-Res Audio | Hi-Res Audio Certification |
| 3.5mm Jack | Yes | No (Typically uses Type-C to 3.5mm adapter) |
| Video Formats Supported | MP4, M4V, MKV, AVI, WMV, WEBM | MP4, 3GP, AVI, FLV, MKV, WEBM |
| Connectivity | ||
| Network | 5G SA/NSA, 4G LTE, 3G, 2G | 4G LTE, 3G, 2G |
| Wi-Fi | Wi-Fi 5 (2.4GHz / 5GHz) | Wi-Fi 5 (2.4GHz / 5GHz) |
| Bluetooth | 5.1 | 5.2 |
| GPS | GPS, Glonass, Galileo, Beidou | GPS, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Yes (Market dependent) | No |
| IR Blaster | Yes | No |
| USB | USB Type-C 2.0 | USB Type-C 2.0 (OTG supported) |
| Sensors & Security | ||
| Fingerprint Sensor | Side-mounted | Side-mounted |
| Face Unlock | AI Face Unlock | 2D Face Recognition (supports helmet-on unlocking) |
| Sensors | Accelerometer, Electronic Compass, Proximity, Ambient Light | Accelerometer, Ambient Light, Proximity, E-compass, Dynamic Light (Notification LED) |
| Battery | ||
| Battery Capacity | 7,000 mAh | 6,500 mAh (BlueVolt Battery) |
| Charging Type | Wired | Wired |
| Charging Speed | 33W Fast Charging | 44W FlashCharge (50% in ~38 mins) |
| Wireless Charging | No | No |
| Reverse Charging | 18W Wired Reverse Charging | No |
| Price & Availability | ||
| Variants (RAM/Storage + Price) | 4GB + 128GB ₱7,999 8GB + 256GB ₱11,999 | 4GB + 128GB ₱6,999 6GB + 256GB ₱8,999 |
| Availability | Available at official Xiaomi stores, Shopee, Lazada, and authorized retailers like Abenson. | Available at vivo concept stores, kiosks, Shopee, Lazada, and authorized dealers like Abenson. |