Side-by-side technical data
vivo Y15 vs vivo Y31t
Compare up to four phones using typed, normalized technical data. Measurements stay numeric, capabilities stay boolean, and options stay comparable.
The verdict
Your pick: vivo Y31t, ahead on Design & display, Performance & hardware, Connectivity and Battery & charging. Unless Camera decides it for you.
| Category | Y15 | Y31t |
|---|---|---|
| Design & display | 4.7 | 6.1 |
| Performance & hardware | 2.7 | 7.0 |
| Camera | 4.3 | 3.8 |
| Connectivity | 4.0 | 4.2 |
| Battery & charging | 5.7 | 7.1 |
Which one is for you?
vivo Y15, if you care about…
- Bluetooth Version
- Bluetooth 5.0
- against Bluetooth 4.2
- Weight
- 190.5 g
- against 219 g
- Expandable Storage
- Yes
- against No
vivo Y31t, if you care about…
- Battery Capacity
- 7,200 mAh
- against 5,000 mAh
- RAM Capacity
- 6 GB
- against 4 GB
- Wi-Fi Standards
- Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 5 (802.11ac)
- against Wi-Fi 802.11 b/g/n
- Storage Type
- UFS 3.1
- against eMMC 5.1
Specification comparison
Battery
| Specification | Y15 | Y31t |
|---|---|---|
| Battery Efficiency Rating | — | — |
| Battery Capacity | 5,000 mAh | 7,200 mAh Best value |
| Battery Type | Li-Ion | Si-Carbon Li-Ion Best value |
| Fast Charge Power | — | 44 W |
| Battery Features | Battery Level Indicator, Rechargeable | Fast Charging, Reverse Charging, Battery Level Indicator, Charger Included, Rechargeable |
| Battery Endurance | — | — |
| Wireless charging power | — | — |
| Charge cycles | — | — |
| Talk time | — | — |
| Standby time | — | — |
| Music playback time | — | — |
Design
| Specification | Y15 | Y31t |
|---|---|---|
| Body Colors | Aqua, Burgundy | Red, Green, Gold |
| Body Thickness | 8.9 mm | 8.4 mm Best value |
| Body Width | 76.8 mm | 78.4 mm |
| Body Height | 159.4 mm | 166.6 mm |
| Weight | 190.5 g Best value | 219 g |
| Usable Surface | 81.4 % | 83.9 % Best value |
| Body Materials | Glass, Plastic | Glass, Plastic |
| Resistance Features | — | IP68, IP69 |
| Waterproof Depth | — | 1.5 m |
| Drop Resistance Class | — | — |
| Repairability Class | — | — |
| Foldable | No | No |
| Rugged Build | No | No |
| Drop Test Count | — | — |
| Unfolded thickness | — | — |
| QWERTY keyboard | — | — |
Performance
| Specification | Y15 | Y31t |
|---|---|---|
| Processor Model | MediaTek Helio P22 | Qualcomm Snapdragon 4 Gen 2 |
| Processor Process Size | 12 nm | 4 nm Best value |
| Graphics GPU | PowerVR GE8320 | Qualcomm Adreno 613 |
| Storage Type | eMMC 5.1 | UFS 3.1 Best value |
| Maximum CPU Clock | 2 GHz | 2.2 GHz Best value |
| Maximum Storage Capacity | 64 GB | 256 GB Best value |
| AnTuTu Score | 75,400 | — |
| Geekbench 6 Single-Core | 233 | — |
| Geekbench 6 Multi-Core | 723 | — |
| CPU Description | Octa-core 2.0 GHz Cortex-A53 | Octa-core CPU with 2 Cortex-A78 cores at 2.2 GHz and 6 Cortex-A55 cores at 1.95 GHz. |
| Processor Type | Octa-Core | Octa-Core |
| 64-Bit Processor | Yes | Yes |
| RAM Capacity | 4 GB | 6 GB Best value |
| RAM Type | DDR4 | DDR5 Best value |
| Expandable Storage | Yes Best value | No |
| AnTuTu version | — | — |
| 3DMark Wild Life Extreme | — | — |
| Maximum memory card | 256 GB | — |
Sensors
| Specification | Y15 | Y31t |
|---|---|---|
| Fingerprint Sensor Placement | Rear | Side |
Display
| Specification | Y15 | Y31t |
|---|---|---|
| Display Aspect Ratio | 19.3:9 | 20:9 |
| Peak Display Brightness | — | 1,200 nits |
| Display Technology | IPS LCD | IPS LCD |
| Display Diagonal | 6.35″ | 6.75″ Best value |
| Display Horizontal Resolution | 720 px | 720 px |
| Display Vertical Resolution | 1,544 px | 1,608 px Best value |
| Display Pixel Density | 268 ppi Best value | 261 ppi |
| Display Refresh Rate | — | 120 Hz |
| Touch Sampling Rate | — | — |
| Display Contrast Ratio | — | — |
| Display Features | IPS LCD, Touchscreen | IPS LCD, 120Hz, Touchscreen |
| Integrated Projector | No | No |
| Projector Brightness | — | — |
| Projector Horizontal Resolution | — | — |
| Projector Vertical Resolution | — | — |
| Cover display diagonal | — | — |
| Cover display refresh rate | — | — |
| Cover display peak brightness | — | — |
| Display colors | — | — |
Sensor
| Specification | Y15 | Y31t |
|---|---|---|
| Sensor Features | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass, Gyroscope | Fingerprint Sensor, Accelerometer, Proximity Sensor, Compass, Gyroscope |
Software
| Specification | Y15 | Y31t |
|---|---|---|
| Operating System | Android 9 | Android 16 |
| OS Family | Android | Android |
| OS Version | 9 | 16 Best value |
| OS Update Support | — | — |
| Direct OS Updates | No | Yes Best value |
| Google Services | — | — |
| Web browser | — | — |
| Java (J2ME) | — | — |
Connectivity
| Specification | Y15 | Y31t |
|---|---|---|
| SIM Configurations | Dual Nano-SIM | Dual Nano-SIM |
| Cellular Bands | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 2100, 4G LTE B1, 4G LTE B3, 4G LTE B5, 4G LTE B8, 4G LTE B40, 4G LTE B41 | 2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 2100, 4G LTE bands unspecified, 5G NR bands unspecified |
| Cellular Technologies | GSM, HSPA, LTE, 4G | GSM, HSPA, UMTS, LTE, 4G, 5G Best value |
| Wi-Fi Standards | Wi-Fi 802.11 b/g/n | Wi-Fi 802.11a/b/g/n/ac, Wi-Fi 5 (802.11ac) Best value |
| Wi-Fi Features | Wi-Fi Direct | Dual Band, Wi-Fi 802.11a/b/g/n/ac |
| Bluetooth Version | Bluetooth 5.0 Best value | Bluetooth 4.2 |
| Bluetooth Profiles | A2DP, LE | A2DP, aptX Adaptive |
| Navigation Systems | GPS, GLONASS, Galileo, BeiDou | GPS, Galileo, GLONASS, BeiDou, QZSS Best value |
| Connectivity Features | 3.5 mm Audio Jack, FM Radio, microUSB, USB OTG, Infrared | Infrared, USB Type-C, USB 2.0, USB OTG |
| USB Version | microUSB | USB 2.0 |
| SAR American Head | 1.01 W/kg | — |
| SAR American Body | 0.75 W/kg | — |
| SAR (EU) head | — | — |
| SAR (EU) body | — | — |
| Messaging | — | — |
Audio
| Specification | Y15 | Y31t |
|---|---|---|
| Microphone Count | 1 | 2 Best value |
| Audio Features | A2DP, LE, Loudspeaker | aptX Adaptive, Stereo Speakers Best value |
| Alert types | — | — |
Technical
| Specification | Y15 | Y31t |
|---|---|---|
| EAN / GTIN | — | — |
| UPC | — | — |
| Launch price | — | — |
| MPN | — | — |
| Launch price (USD) | — | — |
Features
| Specification | Y15 | Y31t |
|---|---|---|
| Built-in functions | — | — |
