Findprix helps you compare the vivo Y31t 5G 6GB RAM, 128GB and Nothing Phone 4b in terms of price, specifications, user reviews, and more. vivo Y31t 5G 6GB RAM, 128GB is expected to launch in India on September 18, 2026, with a starting price of ₹29,999 Nothing Phone 4b is priced at ₹31,202. Here's a quick comparison.
| Product | Price | Processor | RAM | Storage | Display | Front Camera | Rear Camera | Battery | OS |
|---|---|---|---|---|---|---|---|---|---|
| vivo Y31t 5G | ₹29,999 | Qualcomm Snapdragon 4 Gen 2 | 4 nm | 6GB | LPDDR4x | 128GB | UFS 3.1 | 6.75 inches | HD+ | 8MP | 50MP | 7200 mAh | 44W | Android 16 | Origin OS 6 |
| Nothing Phone 4b | ₹31,202 | Qualcomm Snapdragon 6 Gen 4 | 4 nm | 8GB | LPDDR4X | 128GB | UFS 2.2 | 6.77 inches | FHD+ | 16MP | 50MP + 8MP | 6000 mAh | 33W | Android 16 | Nothing OS 4.1 |
₹29,999
vivo Y31t 5G
6GB RAM + 128GB
Upcoming 
₹31,202
Nothing Phone 4b
8GB RAM + 128GB
Prices
vivo Y31t 5G
Prices not available
Nothing Phone 4b
Amazon₹31,202
Vijay Sales₹34,999
Flipkart₹34,999₹741 below the 1 month average of ₹31,943 — good deal.
Ratings
vivo Y31t 5G
Ratings not available
Nothing Phone 4b
4.2
(1.4K)
General
| Feature | vivo Y31t 5G | Nothing Phone 4b |
|---|---|---|
| Device Type | Smartphone | Smartphone |
| Operating System | Android 16 | Android 16 |
| OS Updates | -- | 3 Years |
| Security Updates | -- | 6 Years |
| Custom UI | Origin OS 6 | Nothing OS 4.1 |
Design
| Feature | vivo Y31t 5G | Nothing Phone 4b |
|---|---|---|
| Dimensions | 166.6 x 78.4 x 8.4 mm | 164.4 x 78.2 x 8.6 mm |
| Weight | 219 g | 210 g |
| Water Resistance | Yes, IP68, IP69 (up to 1.5m for 30 min) | Yes, IP64 (up to 0.25m for 20 min) |
| Dust Resistance | Yes | Yes |
| Build Material | Back: Plastic | Back: Plastic |
| Colours | Crimson Red, Seashore Green, Golden Mist | Black, White, Blue |
| Features | -- | Back: Notification LED |
Display
| Feature | vivo Y31t 5G | Nothing Phone 4b |
|---|---|---|
| Touch Screen | Yes | Yes |
| Touch Sampling Rate | -- | 240 Hz |
| Display Type | IPS LCD | Super AMOLED |
| Brightness | HBM: 1000 nits Peak: 1200 nits | Typical: 600 nits HBM: 1200 nits Peak: 2000 nits |
| Refresh Rate | 120 Hz | 120 Hz |
| Screen Size | 6.75 inches (17.14 cm), HD+ | 6.77 inches (17.2 cm), Full HD+ |
| Screen Resolution | 720 x 1608 pixels | 1080 x 2344 pixels |
| Aspect Ratio | 20:9 | 20:9 |
| Screen-to-Body Ratio | ~83.9% | ~87.4% |
| Pixel Density | ~261 ppi | ~381 ppi |
| Screen Protection | -- | Yes, AGC DT-star 2 |
| Dimming Technology | -- | PWM Dimming @ 480 Hz |
Rear Camera
| Feature | vivo Y31t 5G | Nothing Phone 4b |
|---|---|---|
| Camera Setup | Dual | Dual |
| Primary | 50 MP (wide) f/2.0 aperture PDAF | 50 MP (wide) f/1.8 aperture, 1/2.76" sensor size OIS, PDAF |
| Secondary | 2 MP f/2.4 aperture | 8 MP (ultra-wide) 119.5° FoV, f/2.2 aperture, 15mm focal length, 1/4.0" sensor size, 1.12µm pixel size |
| OIS | -- | Yes |
| Gyro EIS | -- | Yes |
| Autofocus | Yes, PDAF | Yes |
| Flash | Yes, LED | Yes |
| Video Recording | 1080p @ 30 fps | Standard: 2160p @ 30 fps, 1080p @ 60 fps Slow Motion: 1080p @ 120 fps Time-lapse: 2160p @ 30 fps, 1080p @ 30 fps |
Front Camera
| Feature | vivo Y31t 5G | Nothing Phone 4b |
|---|---|---|
| Camera Setup | Single | Single |
| Primary | 8 MP (wide) f/2.05 aperture | 16 MP (wide) 81.8° FoV, f/2.4 aperture, 1/3.0" sensor size |
| Video Recording | 1080p @ 30 fps | 1080p @ 30 fps |
Performance
| Feature | vivo Y31t 5G | Nothing Phone 4b |
|---|---|---|
| RAM | 6 GB | 8 GB |
| RAM Type | LPDDR4X | LPDDR4X |
| Chipset | Qualcomm Snapdragon 4 Gen 2 | Qualcomm Snapdragon 6 Gen 4 |
| Fabrication | 4 nm | 4 nm |
| GPU | Adreno 613 | Adreno 810 |
| CPU | Octa core 2x Cortex-A78 @ 2.2 GHz 6x Cortex-A55 @ 1.95 GHz | Octa core 1x Cortex-A720s @ 2.3 GHz 3x Cortex-A720s @ 2.2 GHz 4x Cortex-A520s @ 1.8 GHz |
| Cooling System | -- | Yes, Vapor Chamber |
| Cooling Area | -- | 4400 mm² |
Storage
| Feature | vivo Y31t 5G | Nothing Phone 4b |
|---|---|---|
| Internal Storage | 128 GB | 128 GB |
| Storage Type | UFS 3.1 | UFS 2.2 |
| Memory Card Slot | -- | No |
Battery
| Feature | vivo Y31t 5G | Nothing Phone 4b |
|---|---|---|
| Battery | 7200 mAh | 6000 mAh |
| Battery Type | Si/C Li-Ion | -- |
| Wired Charging Speed | 44W | 33W |
| Wired Charging Time | -- | 50% charge in ~80 minutes |
| Wired Reverse Charging | Yes | Yes, 7.5W |
Network
| Feature | vivo Y31t 5G | Nothing Phone 4b |
|---|---|---|
| SIM | SIM 1: Nano SIM 2: Nano | SIM 1: Nano SIM 2: Nano |
| Network Support | 5G, 4G, 3G, 2G | 5G, 4G, 3G, 2G |
| 5G Bands | n1, n3, n5, n8, n28B, n40, n77, n78 | n1, n3, n5, n8, n28B, n40, n41, n77, n78 |
| 4G Bands | B1, B3, B5, B8, B28B, B38, B40, B41 | B1, B3, B5, B8, B28B, B38, B40, B41 |
| Navigation Support | GPS, GLONASS, BeiDou, Galileo, QZSS | GPS (L1), Glonass (G1), Galileo (E1), BDS (B1I), QZSS (L1) |
Connectivity
| Feature | vivo Y31t 5G | Nothing Phone 4b |
|---|---|---|
| Bluetooth | Yes, v4.2 | Yes, v6.0 |
| Wi-Fi | Yes, Wi-Fi 5 (802.11 a/b/g/n/ac), Dual band | Yes, Wi-Fi 7 (802.11 a/b/g/n/ac/be/ax), MIMO |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
| NFC | -- | Yes |
Features
| Feature | vivo Y31t 5G | Nothing Phone 4b |
|---|---|---|
| Audio Jack | USB Type-C | Yes, USB Type-C |
| Loud Speaker | Yes | Yes |
| Stereo Speakers | Yes | Yes |
| Fingerprint Sensor | Yes, Side | Yes, In-display |
| Sensors | Accelerometer, Compass, Gyroscope, Light Sensor, Proximity Sensor | Accelerometer, Compass, Gyroscope, Light Sensor, Proximity Sensor |
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