Vivo Y51 Pro has better RAM than Vivo Y21 5G. In terms of display resolution, Vivo Y21 5G has better resolution of 1600 x 720 than Vivo Y51 Pro which has resolution of 1570 x 720. Both have the same amount of internal memory.
| Name | Vivo Y51 Pro | Vivo Y21 5G |
| RAM | 8 GB | 4 GB |
|---|---|---|
| Display | 6.75 in | 6.74 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 7200 mAh | 6500 mAh |
| Camera | 50 MP + 2 MP Dual | 50 MP + 0.08 MP Dual |
| Price | Rs. 24999 | Rs. 18999 |
The launch Date of the first phone is March 11, 2026. The cost of Vivo Y51 Pro is Rs. 24999. The launch Date of the second phone is March 26, 2026. The cost of Vivo Y21 5G is Rs. 18999.
Vivo Y21 5G has screen size of 6.74 inches which falls short to Vivo Y51 Pro's 6.75 inch screen. Vivo Y51 Pro has LCD Screen type where as Vivo Y21 5G has IPS Screen type. Vivo Y21 5G has display density of 260 PPI & Vivo Y51 Pro has only 256 PPI display density. In terms of screen to body ratio, Vivo Y51 Pro has better screen to body ratio of ~ 85.3% than Vivo Y21 5G's ~ 85%. Both mobiles have same aspect ratio of 20:9.
Vivo Y51 Pro's larger 8 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.
They both have the same 50 MP + 2 MP Dual Rear Camera. Vivo Y51 Pro 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.
Both the phones run on Android Operating System Version 16.
| Name | Vivo Y51 Pro | Vivo Y21 5G |
| General | ||
| Country of Origin | India | |
| Model | Y51 Pro 5G | Y21 5G |
| Sim Type | Dual Sim, GSM+GSM (Hybrid Slot) | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | March 11, 2026 | March 26, 2026 |
| In The Box | Y51 Pro 5G, USB Cable, Charger, Eject Tool, Phone Case, Protective Film (applied), Warranty Card | |
| Design | ||
| Dimensions | 78.4 x 166.6 x 8.4 mm | 77.1 x 167.4 x 8.4 mm |
| Weight | 219 g | 209 g |
| Bezel less | No | |
| Colors | Festive Red, Noble Gold | Champagne Gold, Midnight Blue |
| Display | ||
| Type | Color LCD Screen (16M Colors) | Color IPS Screen |
| Touch | Yes | Yes |
| Size | 6.75 inches, 720 x 1570 pixels, 120 Hz | 6.74 inches, 720 x 1600 pixels, 120 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 256 PPI | ~ 260 PPI |
| Screen to Body Ratio | ~ 85.3% | ~ 85% |
| Brightness | 1250 nits (HBM) | 1200 nits Peak Brightness |
| Features | Color GamutL: 83% NTSC | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch |
| Memory | ||
| RAM | 8 GB | 4 GB |
| RAM Type | LPDDR4X | |
| Expandable RAM | Upto 8 GB Extra Virtual RAM | Upto 4 GB Extra Virtual RAM |
| Storage | 128 GB | 128 GB |
| Storage Type | UFS 3.1 | eMMC 5.1 |
| Card Slot | No | Yes |
| 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/n41/n77/n78 | n1/n3/n5/n8/n28B/n38/n40/n77/n78 |
| VoLTE | Yes, Dual Stand-By | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Wifi Version | 2.4 GHz / 5 GHz | 2.4 GHz / 5 GHz |
| Bluetooth | Yes, v5.4 | Yes |
| USB | Yes, USB-C v2.0 | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| IR Blaster | Yes | Yes |
| Performance | ||
| AnTuTu Score | 980,000 (Total) (v11) | |
| Extra | ||
| GPS | GPS, BeiDou, GLONASS, Galileo, QZSS | Yes, with A-GPS, GLONASS, GALILEO, BDS, QZSS |
| Fingerprint Sensor | Yes, Side | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Color Temperature Sensor, Ambient Light Sensor, Proximity Sensor, E-compass, Gyroscope | Accelerometer, Proximity, Compass |
| 3.5mm Headphone Jack | No | Yes |
| NFC | Yes | |
| AI Features | AI Erase, AI Photo Enhance, Smart AI Assistant, AI SuperLinK | AI Creation, AI Photo Enhance, AI Documents, AI Screen Translation, Circle to Search |
| Water Resistance | Yes, 1.5 m upto 30 min | Yes |
| IP Rating | IP68 & IP69 | IP65 |
| Dust Resistant | Yes | Yes |
| Camera | ||
| Rear Camera | 50 MP ƒ/2 (Wide Angle) 2 MP ƒ/2.4 | 50 MP ƒ/1.8 (Wide Angle) 0.08 MP |
| Auto Focus | Yes | Yes |
| Features | Photo, Portrait, Night, Video, High Resolution, Pano, Ultra HD Document, Slo-mo, Time-lapse, Supermoon, Pro, Food, Dual View, Underwater Photography, Film CameraFront: Photo, Portrait, Video, Dual View, Film Camera | |
| Video Recording | 4K, 1080p | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 8 MP ƒ/2.1 (Wide Angle) Punch Hole | 5 MP ƒ/2.2 (Wide Angle) |
| Front Video Recording | 1080p @ 30 fps FHD | |
| Technical | ||
| OS | Android v16 | Android v16 |
| Custom UI | Origin OS 6 | OriginOS 6 |
| Chipset | Mediatek Dimensity 7360 Turbo | Mediatek Dimensity 6300 |
| CPU | 2.5 GHz, Octa Core Processor | 2.4 GHz, Octa Core Processor |
| Core Details | 4x2.5 GHz Cortex-A78 & 4x2.0 GHz Cortex-A55 | 2X Arm Cortex-A76@2.4GHz & 6X Arm Cortex-A55@2.0GHz |
| GPU | Mali-G615 MC2 | Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | WAV, MP3, MP2, AMR-NB, MIDI, Vorbis, APE, FLAC, OGG, M4A | Yes |
| Video | MP4, 3GP, AVI, TS, MKV, FLV | Yes |
| FM Radio | No | No |
| Speaker Type | Dual Stereo | |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 7200 mAh | 6500 mAh, Li-ion Battery |
| Fast Charging | Yes, 44W | Yes, 44W Fast Charging |
| Reverse Charging | Yes | |