Select up to 2 devices
realme C75x vs vivo Y21d (Specs, Price & Features)
Compare realme C75x vs vivo Y21d side by side to find out which is better. Discover differences in specifications, price, performance, camera, battery, and more to find the best smartphone for your needs in the Philippines.
| Specs | realme C75x | vivo Y21d |
|---|---|---|
| General | ||
| Brand | Realme | Vivo |
| Model | C75x | Y21d |
| Release Date | March 30, 2025 | September 28, 2025 |
| Status | Available | Available |
| SIM Type | Dual Nano-SIM + Dedicated MicroSD Slot | Dual SIM (Nano-SIM, dual stand-by) / Hybrid Slot |
| Price | ₱7,999 | ₱6,999 |
| Build & Design | ||
| Dimensions | 165.69 x 76.22 x 7.99 mm | 166.14 x 77.01 x 8.39 mm |
| Weight | 196 g | 209g |
| Build Material | ArmorShell™ Glass front, Polycarbonate back, and Integrated Metal Inner Frame | Glass front (Guardian Glass), composite plastic back, plastic frame |
| Water & Dust Resistance | IP69, IP68, and IP66; MIL-STD-810H Military-Grade Shock Resistance | IP68 & IP69+ (Flagship-grade water and high-pressure resistance) |
| Durability | - | - |
| Colors | Oceanic Blue, Coral Pink | Lavender Purple, Glowing Black, Coral Red |
| Display | ||
| Screen Size | 6.67 inches | 6.68-inch |
| Display Type | IPS LCD (Eye Comfort Display) | IPS LCD Dotch Display |
| Resolution | HD+ (720 x 1604 pixels) | 1608 x 720 (HD+) |
| Refresh Rate | 120Hz | 90Hz |
| Aspect Ratio | 20:9 | 20:9 |
| Pixel Density (PPI) | 264 PPI | 264 PPI |
| Brightness | 500 nits (typical) / 625 nits (peak) | 1000 nits (HBM / Local Peak) |
| Protection | ArmorShell™ Glass | Dual ion-strengthened Guardian Glass |
| Performance | ||
| Chipset | MediaTek Helio G81 Ultra (12nm) | UNISOC T7225 (12nm) |
| CPU | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) | Octa-core (2 x 1.8 GHz Cortex-A75 & 6 x 1.8 GHz Cortex-A55) |
| GPU | Mali-G52 MC2 | Mali-G52 MP1 |
| RAM Options | 8GB (Supports up to 16GB/24GB Dynamic RAM Expansion) | 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 dedicated microSD slot | Yes, up to 2TB via microSD |
| Software & Features | ||
| Operating System | Android 15 | Android 15 |
| UI / Skin | realme UI 6.0 | Funtouch OS 15 |
| Special Features | Underwater Camera Mode, SonicWave Water Ejection, AI Boost, AI Smart Loop, Circle to Search, and Google Gemini integration. | 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 Super Clear Camera (f/1.8, PDAF) | 50MP (f/1.8 aperture, PDAF) |
| Secondary | Flicker Sensor / Auxiliary lens | 0.08MP (Auxiliary/Depth lens, f/3.0) |
| Features | Night Mode, Street Mode, Panorama, Portrait, Underwater Mode, 50MP Mode | Aura Light/LED Flash, Night, Portrait, Pro, Pano, Underwater Mode, Double Exposure |
| Video Recording | 1080p @ 30fps | 1080p @ 30fps |
| Front Camera | 5MP | 5MP (f/2.2) |
| Front Camera Features | AI Beauty, Face Unlock | Night, Portrait, Live Photo, Face Beauty |
| Front Video Recording | 1080p @ 30fps | 1080p @ 30fps |
| Audio & Multimedia | ||
| Speakers | Mono (400% UltraBoom Volume Boost) | Dual Stereo Speakers (400% Ultra Volume Mode) |
| Audio Features | SonicWave (ejects water from speaker) | Hi-Res Audio Certification |
| 3.5mm Jack | Yes | No (Typically uses Type-C to 3.5mm adapter) |
| Video Formats Supported | MP4, HEVC, VP9, H.264 | MP4, 3GP, AVI, FLV, MKV, WEBM |
| Connectivity | ||
| Network | 4G LTE, 3G, 2G | 4G LTE, 3G, 2G |
| Wi-Fi | Wi-Fi 5 (Dual-band) | Wi-Fi 5 (2.4GHz / 5GHz) |
| Bluetooth | 5.0 | 5.2 |
| GPS | GPS, GLONASS, GALILEO, BeiDou, QZSS | GPS, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | No | No |
| IR Blaster | No | No |
| USB | USB Type-C 2.0 | USB Type-C 2.0 (OTG supported) |
| Sensors & Security | ||
| Fingerprint Sensor | Side-mounted | Side-mounted |
| Face Unlock | 2D Face Recognition | 2D Face Recognition (supports helmet-on unlocking) |
| Sensors | Accelerometer, Magnetic, Proximity, Light Sensor, Flicker Sensor | Accelerometer, Ambient Light, Proximity, E-compass, Dynamic Light (Notification LED) |
| Battery | ||
| Battery Capacity | 5,600 mAh (Durable Battery; 80% health after 1,000 cycles) | 6,500 mAh (BlueVolt Battery) |
| Charging Type | Wired | Wired |
| Charging Speed | 45W SUPERVOOC (100% in 90 minutes) | 44W FlashCharge (50% in ~38 mins) |
| Wireless Charging | No | No |
| Reverse Charging | Yes (Wired) | No |
| Price & Availability | ||
| Variants (RAM/Storage + Price) | 8GB + 128GB ₱7,999 8GB + 256GB ₱8,999 | 4GB + 128GB ₱6,999 6GB + 256GB ₱8,999 |
| Availability | Shopee, Lazada, TikTok Shop, and realme authorized stores nationwide. | Available at vivo concept stores, kiosks, Shopee, Lazada, and authorized dealers like Abenson. |