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The vivo S2 is the stronger pick on display resolution, selfie-camera resolution and its published software-support commitment. The vivo Y31t 5G has a slightly larger rated battery and may cost less. A 91mobiles listing snapshot showed a ₹15,000 gap, but those prices are not guaranteed current checkout prices.
This comparison uses vivo India specifications and an India-market price snapshot. Confirm the exact model, RAM and storage configuration, seller and current price before buying.
vivo S2 vs vivo Y31t 5G: specification comparison
| Specification | vivo S2 | vivo Y31t 5G | What it means |
|---|---|---|---|
| Display | 6.83-inch (17.35 cm) 1.5K POLED/AMOLED, 120 Hz, 449 ppi | 6.75-inch (17.14 cm) LCD, 1608 × 720, up to 120 Hz | The S2 has a substantially finer stated resolution and an OLED-type panel. Both list a refresh rate of up to 120 Hz. vivo S2 specifications; vivo Y31t specifications. |
| Processor | MediaTek Dimensity 7360-Turbo, 4 nm, octa-core | Qualcomm Snapdragon 4 Gen 2, 4 nm, octa-core (2 × 2.2 GHz + 6 × 1.95 GHz) | These are different platforms. Their listed process and core details alone do not establish which phone performs better in real use. vivo S2 specifications; vivo Y31t specifications. |
| RAM and storage | Official page describes an 8 GB edition with extended RAM; comparison page lists 128 GB storage | 4 GB + 128 GB, 6 GB + 128 GB, or 6 GB + 256 GB; LPDDR4X RAM and UFS 3.1 storage | Check the exact S2 storage option and match the Y31t RAM/storage variant when comparing listings. vivo S2 specifications; vivo Y31t specifications; 91mobiles comparison. |
| Rear cameras | 50 MP Sony IMX852 main camera + 2 MP bokeh camera | 50 MP main camera + 2 MP bokeh camera | The headline camera layout is similar; megapixel counts do not establish comparative image quality. vivo S2 specifications; vivo Y31t specifications. |
| Front camera | 32 MP | 8 MP | The S2 offers higher front-camera resolution on paper. vivo S2 specifications; vivo Y31t specifications. |
| Battery and charging | 7050 mAh; 44 W charging advertised | 7200 mAh typical; 44 W charging | The Y31t’s stated capacity is 150 mAh higher. Capacity alone does not prove longer battery life under the same usage. vivo S2 specifications; vivo Y31t specifications. |
| Software and support | vivo states 3 generations of OS updates and 5 years of security updates | Android 16 and OriginOS 6 listed; update duration not stated on the specification page | The S2 has the clearer published support commitment in the cited pages. The Y31t page’s silence on duration does not mean it receives no updates. vivo S2 specifications; vivo Y31t specifications. |
| Water and dust resistance | IP68 and IP69 stated | IP68 and IP69 stated | Both list these ratings; vivo cautions that water resistance can decline over time and is not permanent. Do not treat either phone as waterproof. vivo S2 specifications; vivo Y31t specifications. |
Price difference in India
When accessed in 2026, 91mobiles displayed ₹41,999 for the vivo S2 and ₹26,999 for the vivo Y31t, a difference of ₹15,000. These were third-party Amazon listing snapshots, not official manufacturer prices or guaranteed live checkout prices. Prices, sellers, stock and available variants can change; check the listing for the exact configuration you want. 91mobiles comparison.
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Which phone should you choose?
Choose the vivo S2 if display, selfies or published support matter most
- You want the higher-resolution OLED-type display and its stated 449 ppi pixel density.
- You prefer a higher-resolution front camera: 32 MP versus 8 MP on the Y31t.
- You value vivo’s explicit promise of 3 generations of OS updates and 5 years of security updates.
Consider the vivo Y31t 5G if capacity or price is the priority
- You want its 7200 mAh typical rated battery capacity, which is 150 mAh above the S2’s stated 7050 mAh. This difference does not establish longer runtime.
- You find a lower current price for the RAM and storage configuration you need.
What to check before buying
- Match the configuration: Confirm RAM and storage on both product listings. The Y31t is listed in three configurations, while the S2 information cited here does not establish every storage option.
- Compare checkout prices: Treat the ₹15,000 difference above as a dated listing snapshot; compare current totals, seller and stock for the exact variants.
- Check compatibility and terms: Confirm the specific India model works with your carrier bands, and review the seller’s warranty and return terms.
vivo’s Y31t specification page cautions that specifications, parameters or product parts may vary because of supplier changes or different production batches. vivo Y31t specifications.
Quick Recap
Bestseller No. 3
Bestseller No. 4
Best Value
HWPIVOX Wallet Case for Vivo S2 5G, Phone Case with Simple Style Pattern, Anti-Slip PU Leather Phone Cover for Vivo S2 5G Gray
- This phone case is only suitable for Vivo S2 5G, please confirm your smartphone model before placing an order.
- The Vivo S2 5G phone case is made of comfortable PU leather, which gives you a nice touch when holding it. The Simple style makes the wallet phone case not only protect your phone, but also beautiful enough to give to your family.
- The case has an adjustable folding function, allowing you to watch the screen with your hands free. You can freely adjust the angle to find the best viewing angle. Perfect for video calls or watching movies.
- MULTI-FUNCTIONAL: The Vivo S2 5G Wallet case features two card slots and a side pocket for credit cards and business cards. At the same time, the magnetic closure prevents your phone from being accidentally opened.
- EASY ACCESS: Provides easy access to all available functions of your smartphone with openings for camera, charging, speakers, earphones and lock buttons. It is also very convenient to install and remove.
Rank #4
HWPIVOX Wallet Case for Vivo S2 5G, Phone Case with Simple Style Pattern, Anti-Slip PU Leather Phone Cover for Vivo S2 5G Dark Green
- This phone case is only suitable for Vivo S2 5G, please confirm your smartphone model before placing an order.
- The Vivo S2 5G phone case is made of comfortable PU leather, which gives you a nice touch when holding it. The Simple style makes the wallet phone case not only protect your phone, but also beautiful enough to give to your family.
- The case has an adjustable folding function, allowing you to watch the screen with your hands free. You can freely adjust the angle to find the best viewing angle. Perfect for video calls or watching movies.
- MULTI-FUNCTIONAL: The Vivo S2 5G Wallet case features two card slots and a side pocket for credit cards and business cards. At the same time, the magnetic closure prevents your phone from being accidentally opened.
- EASY ACCESS: Provides easy access to all available functions of your smartphone with openings for camera, charging, speakers, earphones and lock buttons. It is also very convenient to install and remove.
Rank #3
Shantime Protective Case for Vivo S2 5G V2576 - Black
- Slim and Lightweight Design: Slim profile case compatible with Vivo S2 5G V2576, with durable TPU material that provides everyday protection without adding bulk
- Shockproof and Scratch Resistant: Flexible TPU construction absorbs shocks and protects your device from drops, impacts, and scratches
- Precise Cutouts and Easy Access: Designed with accurate cutouts for effortless access to all ports, buttons, and cameras
- Screen Protector Friendly: Compatible with most screen protectors, featuring soft flexible edges that prevent lifting or bubbling
- Camera Lens Protection and Good Grip: Raised edges protect camera lenses from scratches while soft texture ensures a secure comfortable grip
Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
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