Both Vivo Y51A 2021 and Tecno Spark 40 Pro comes with same RAM. In terms of display resolution, Tecno Spark 40 Pro has better resolution of 2712 x 1220 than Vivo Y51A 2021 which has resolution of 2408 x 1080. Both have the same amount of internal memory.
| Name | Vivo Y51A 2021 | Tecno Spark 40 Pro |
| RAM | 8 GB | 8 GB |
|---|---|---|
| Display | 6.58 in | 6.78 in |
| Internal Memory | 128 GB | 128 GB |
| Battery | 5000 mAh | 5200 mAh |
| Camera | 48 MP + 8 MP + 2 MP Triple | 50 MP |
| Price | Rs. 15990 | Rs. 15999 |
The cost of Vivo Y51A 2021 is Rs. 15990. The launch Date of the second phone is July 02, 2025. The Expected cost of Tecno Spark 40 Pro is Rs. 15999.
Tecno Spark 40 Pro has larger screen size of 6.78 inches in comparison to Vivo Y51A 2021's 6.58 inch screen. Vivo Y51A 2021 has IPS LCD Screen type where as Tecno Spark 40 Pro has AMOLED Screen type. Tecno's phone has display density of 439 PPI & Vivo's phone has only 415 PPI display density.
Both mobiles come with 8 GB RAM and both have same Internal Memory of 128 GB.
Tecno Spark 40 Pro's 50 MP Rear Camera outclasses Vivo Y51A 2021's 48 MP + 8 MP + 2 MP Triple Rear Camera in terms of resolution. Vivo Y51A 2021 will be better choice if you're looking to click lot of selfies as it has better 16 MP Front Camera in comparison to Tecno Spark 40 Pro's 13 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 11 and the second one on 15 version.
| Name | Vivo Y51A 2021 | Tecno Spark 40 Pro |
| General | ||
| Model | Y51A 2021 | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano+Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | July 02, 2025 | |
| Design | ||
| Dimensions | 75.3 x 163.9 x 8.4 mm | |
| Weight | 188 g | |
| Bezel less | No | |
| Colors | Ink Black, Moon Titanium, Lake Blue, Bamboo Green | |
| Display | ||
| Type | Color IPS LCD Screen (16M Colors) | Color AMOLED Screen (1B Colors) |
| Touch | Yes | Yes |
| Size | 6.58 inches, 1080 x 2408 pixels | 6.78 inches, 1220 x 2712 pixels, 144 Hz |
| Aspect Ratio | 21:9 | |
| PPI | ~ 415 PPI | ~ 439 PPI |
| Screen to Body Ratio | ~ 82.2% | |
| Notch | Yes, Water Drop Notch | Yes, Punch Hole |
| Memory | ||
| RAM | 8 GB | 8 GB |
| Storage | 128 GB | 128 GB |
| Card Slot | Yes, upto 1 TB | Yes |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0, A2DP, LE | Yes, v5.3 |
| USB | Yes, USB-C v2.0 | Yes, USB-C |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging, USB Storage |
| IR Blaster | Yes | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes |
| Fingerprint Sensor | Yes, Side | Yes, In Display |
| Face Unlock | Yes | |
| Sensors | Accelerometer, Ambient Light Sensor, Proximity Sensor, E-compass, Entity Gyroscope | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| NFC | Yes | |
| Water Resistance | Yes | |
| IP Rating | IP64 | |
| Dust Resistant | Yes | |
| Camera | ||
| Rear Camera | 48 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro | 50 MP (Wide Angle) |
| Auto Focus | Yes | Yes |
| Features | Portrait, Photo, Video, Pano, Live Photo, Slo-Mo, Time-Lapse, Pro, DOC, Super Night Mode | HDR |
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 1440p @ 30 fps QHD, 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, Dual LED |
| Front Camera | 16 MP ƒ/2 (Wide Angle) | 13 MP (Wide Angle) Punch Hole |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v11 | Android v15 |
| Chipset | Qualcomm Snapdragon 662 | Mediatek Helio G100 |
| CPU | 2 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor |
| Core Details | 4x2.0 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver | |
| GPU | Adreno 610 | Mali-G57 MC2 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes |
| Video | Yes | Yes |
| FM Radio | Yes | Yes |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5200 mAh |
| Fast Charging | Yes, 18W Fast Charging | Yes, 45W |