At about 150 EUR, the phone is aimed at buyers who want modern network support and a large screen without moving into mid-range pricing. This article looks beyond the raw specification sheet to explain where the vivo Y31 offers value, where it keeps costs down, and who should consider it.

Full Specifications

Network

Launch

Body

Display

Platform

Memory

Main Camera

Selfie camera

Sound

Comms

Features

Battery

Misc

Price and Availability

The vivo Y31 offers a compelling combination of features and performance. While the base price is around €150, the actual cost may vary depending on your location and retailer. Below, you’ll find the approximate price of the vivo Y31 converted into various currencies. Please note that these are estimates based on recent exchange rates as of August 30, 2026 and may not reflect the exact price you’ll find at a retailer.

• United States: $174
• Japan: ¥27,832
• United Kingdom: £128
• Australia: A$243
• Canada: C$242
• Taiwan: NT$5,513
• Denmark: kr1.121
• Saudi Arabia: ﷼653
• South Korea: ₩240,199
• Germany: €150
• Brazil: R$901
• Vietnam: ₫4.506.779
• Kenya: KSh 22,612
• India: ₹16,645
• Indonesia: Rp 3.079.559
• Nigeria: ₦237,547
• Pakistan: ₨48,333
• Philippines: ₱10,847
• Bangladesh: ৳২১,৪৫২

Value Positioning

The vivo Y31 is most interesting as a budget 5G phone built around endurance and resilience. Many low-cost phones focus only on a large battery or only on a high-refresh display, but this model combines both with 5G connectivity and a recent Android 15 software base. That gives it a broader everyday appeal than a basic 4G-only handset.

The expected price level also changes how the specifications should be judged. A 720p-class display, eMMC 5.1 storage, Bluetooth 4.2, and no NFC would be limitations on a more expensive phone. In this price bracket, however, the trade-off is easier to understand because vivo is prioritizing battery size, water resistance, stereo sound, and 5G access.

Design and Durability

The body measures 166.1 x 77 x 8.4 mm and weighs 209 g, so this is not a compact or especially light device. The weight is expected when a phone carries a 6500 mAh battery, and buyers should treat the Y31 as a large everyday handset rather than a slim fashion-focused model.

The durability rating is a major part of the appeal. IP68/IP69 resistance means the phone is listed as dust tight, resistant to immersion up to 1.5 meters for 30 minutes, and protected against high-pressure water jets. The MIL-STD-810H compliance note should be read carefully: it does not make the device a guaranteed rugged phone for extreme use, but it does suggest a stronger focus on practical protection than many entry-level models offer.

Display Experience

The 6.68-inch IPS LCD gives the vivo Y31 a spacious canvas for messaging, browsing, video streaming, navigation, and casual gaming. A 120Hz refresh rate is welcome at this level because it can make scrolling and interface movement feel smoother than standard 60Hz panels.

The resolution is 720 x 1608 pixels, which works out to about 264 ppi. That is acceptable for everyday use, but buyers who read small text for long sessions or compare phones side by side may notice that it is not as crisp as a Full HD panel. The 1000-nit high-brightness mode is useful for outdoor visibility, while Guardian Glass adds an extra layer of screen protection.

Performance and Storage

The Snapdragon 4 Gen 2 platform gives the vivo Y31 a modern efficiency-focused base. Its octa-core CPU combines two Cortex-A78 performance cores with six Cortex-A55 efficiency cores, which is a sensible layout for daily apps, messaging, social media, maps, and streaming.

This is not a phone designed for heavy gaming or demanding creative work. The Adreno 613 GPU should handle casual titles and lighter games, but buyers who want sustained high graphics settings should look higher up the market. The storage system is also budget-oriented: eMMC 5.1 is slower than UFS storage, so app installs, large file transfers, and heavy multitasking may feel less immediate.

The phone comes in 128GB storage configurations with either 4GB or 6GB RAM. The 6GB version is the more sensible choice if the price difference is small, especially for users who keep many apps open. microSDXC support is included, but it uses the shared SIM slot, so users must choose between expanded storage and a second SIM in some setups.

Camera Setup

The rear camera system is simple, led by a 50 MP wide camera with PDAF and supported by an auxiliary lens. This is a straightforward setup rather than a multi-camera package built around ultrawide or telephoto flexibility.

For the target buyer, that simplicity is not necessarily a problem. A single useful main camera is often preferable to several weak secondary cameras. The Y31 should be best suited to daylight photos, document captures, casual portraits, and social media shots. The Ring-LED flash and panorama mode add basic versatility, while video recording is capped at 1080p at 30fps.

The 8 MP front camera also records 1080p video at 30fps. It should be enough for video calls and casual selfies, but it is not the reason to buy this phone. Buyers who put camera quality first should compare it carefully against camera-focused alternatives before deciding.

Battery and Charging

Battery life is the vivo Y31’s strongest headline feature. A 6500 mAh cell is larger than the typical 5000 mAh battery found in many budget and mid-range phones, and it should be especially valuable for users who spend long hours away from a charger.

The 44W wired charging support helps balance the larger battery size. The listed 50 percent in 38 minutes figure is useful, because large batteries can otherwise become inconvenient when charging speeds are slow. Reverse wired charging is also included, allowing the phone to top up small accessories or another device in a pinch.

Software and Everyday Features

The phone ships with Android 15 and Funtouch 15, giving it a current software foundation for a 2025 release. Funtouch OS typically brings vivo’s own interface style, customization options, and battery management features on top of standard Android.

The side-mounted fingerprint sensor is a practical choice for a phone with an LCD panel, and it keeps unlocking fast without requiring an in-display scanner. The sensor list covers the basics with an accelerometer, proximity sensor, and compass. Stereo speakers and 24-bit/192kHz Hi-Res audio support are positives for media use, although the lack of a 3.5mm headphone jack means wired audio users will need USB-C or wireless accessories.

Connectivity

Connectivity is one of the Y31’s stronger areas for the price. It supports GSM, HSPA, LTE, and 5G, with both SA and NSA 5G bands listed. The band selection includes common sub-6GHz coverage such as n77 and n78, though actual network compatibility still depends on the country, carrier, and specific sales region.

Wi-Fi 802.11 a/b/g/n/ac dual-band support, USB Type-C 2.0 with OTG, and multi-system positioning support are all practical additions. The two main omissions are NFC and FM radio. NFC absence matters for users who rely on tap-to-pay or transit cards, so it should be checked before purchase.

Who Should Buy the vivo Y31?

The vivo Y31 is best suited to buyers who value battery life, 5G, water resistance, and a large smooth display more than premium camera hardware or top-tier speed. It makes sense for students, commuters, field workers, delivery riders, or anyone who needs a durable daily phone at a low price.

It is less ideal for users who want a compact phone, a sharper Full HD display, NFC payments, a headphone jack, or faster storage performance. The most compelling version is likely the 6GB RAM model, because it gives the phone more room for everyday multitasking while keeping the same core strengths.

Conclusion

The vivo Y31 is a budget 5G phone with a clear identity: big battery, practical durability, smooth display, and current Android software at an accessible price. Its compromises are easy to spot, especially the 720p display resolution, eMMC storage, no NFC, and basic camera arrangement. Still, for buyers who need stamina and toughness more than luxury features, the vivo Y31 is a sensible value pick.

References

• vivo Global – Y31 – Official vivo product page for the later/global vivo Y31 variant, useful for confirming headline specs such as display, battery, charging, cameras, storage, and software claims.
• vivo Malaysia – Y31 Specifications – Official detailed specification table for vivo Y31, including dimensions, processor, RAM/storage, display, network bands, cameras, connectivity, sensors, and in-box contents.
• vivo China – Y31 Specifications – Official specification page for the original China-market vivo Y31, useful to distinguish it from the later 2021/global Y31 variant.
• Qualcomm – Snapdragon 662 Mobile Platform – Official chipset reference for validating Snapdragon 662 platform details when the article covers the 2021 vivo Y31 variant.

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Powered by the Qualcomm Snapdragon 4 Gen 2 and running Android 15 with Funtouch 15, the Y400 is positioned for buyers who want a phone that survives daily abuse, lasts well past a single day, and still feels modern thanks to a bright OLED screen and AI features like Circle to Search. This guide breaks down where the Y400 makes sense, where it compromises, and who should put it on a shortlist.

Full Specifications

Network

Launch

Body

Display

Platform

Memory

Main Camera

Selfie camera

Sound

Comms

Features

Battery

Misc

Price and Availability

The vivo Y400 offers a compelling combination of features and performance. While the base price is around ₹21,999, the actual cost may vary depending on your location and retailer. Below, you’ll find the approximate price of the vivo Y400 converted into various currencies. Please note that these are estimates based on recent exchange rates as of June 29, 2026 and may not reflect the exact price you’ll find at a retailer.

• United States: $233
• Japan: ¥37,702
• United Kingdom: £177
• Australia: A$338
• Canada: C$331
• Taiwan: NT$7,422
• Denmark: kr1.527
• Saudi Arabia: ﷼873
• South Korea: ₩357,759
• Germany: €205
• Brazil: R$1.206
• Vietnam: ₫6.099.757
• Kenya: KSh 30,181
• India: ₹21,999
• Indonesia: Rp 4.163.640
• Nigeria: ₦321,166
• Pakistan: ₨64,807
• Philippines: ₱14,266
• Bangladesh: ৳২৮,৬৭০

Value: What ₹21,999 Actually Buys

At its launch price, the Y400 competes in one of the most contested price bands on the market. Rather than spreading the budget thinly, vivo concentrates it on three headline features: a large 6000 mAh battery, 90W wired charging, and a genuine IP68/IP69 plus MIL-STD-810H durability claim. That combination is rare under ₹22,000, where most rivals offer either fast charging or strong water resistance, seldom both. The trade-off is a mid-tier chipset and a conservative camera setup, so the value case rests on how much you weigh longevity and toughness over peak processing power.

Design and Build: Rugged Without the Bulk

The Y400 measures 162.3 x 75.3 x 7.9 mm and weighs 197 g, which is reasonable given the 6000 mAh cell inside. The build uses a glass front with a plastic back and plastic frame — typical for the segment — but the standout is the IP68/IP69 rating, meaning it resists dust, immersion up to 2 m for 30 minutes, and even high-pressure water jets. MIL-STD-810H compliance adds reassurance for drops and environmental stress, though vivo notes this does not guarantee ruggedness in extreme conditions. Two colorways, Glam White and Olive Green, keep the look understated.

Display: A Bright, Smooth AMOLED

The 6.67-inch AMOLED panel is one of the Y400’s strongest assets. It runs at a 120Hz refresh rate for fluid scrolling and reaches up to 1200 nits in high-brightness mode and a quoted 1800 nits peak, making it readable outdoors. With a 1080 x 2400 resolution (around 395 ppi) and a 20:9 aspect ratio, content looks sharp, and the roughly 87.9% screen-to-body ratio keeps bezels modest. An under-display optical fingerprint sensor rounds out the front, a feature still not guaranteed at this price.

Performance: Snapdragon 4 Gen 2 for the Everyday

The Qualcomm Snapdragon 4 Gen 2 is built on a 4 nm process with an octa-core CPU (2×2.2 GHz Cortex-A78 and 6×1.95 GHz Cortex-A55) and an Adreno 613 GPU. This is an efficiency-focused platform aimed at smooth everyday use — messaging, browsing, streaming, and casual gaming — rather than demanding titles at high settings. Paired with 8GB of RAM and UFS 3.1 storage in 128GB or 256GB configurations, the Y400 should feel responsive day to day, but buyers chasing heavy gaming performance may want to look at phones with a higher chipset tier.

Camera: Practical Rather Than Ambitious

Photography is the area where the Y400 keeps things simple. The rear setup is a dual system: a 50 MP f/1.8 main sensor (1/2.96″, with PDAF) joined by a 2 MP f/2.4 depth unit, supported by a ring-LED flash, panorama, and HDR. Up front sits a 32 MP f/2.5 selfie camera. Both front and rear cap video at 1080p@30fps. The 50 MP main camera should deliver pleasing daylight shots, but the lack of an ultrawide or dedicated telephoto and the absence of 4K recording mark this as a practical, not flagship-grade, camera phone.

Battery and Charging: The Headline Endurance

The 6000 mAh Li-Ion battery is the centerpiece of the Y400’s pitch. Combined with the efficient 4 nm Snapdragon 4 Gen 2, it should comfortably push past a full day for most users and stretch to two for lighter ones. Charging is handled by a 90W wired system that vivo says reaches 50% in about 20 minutes, and the phone also supports reverse wired charging and bypass charging to reduce heat during gaming. For buyers who prioritize uptime, this is the Y400’s defining strength.

Software and Connectivity

The Y400 ships with Android 15 layered with Funtouch 15, and includes AI-assisted tools such as Circle to Search. Connectivity covers 5G (SA/NSA) across a broad set of bands, dual-band Wi-Fi 5 (802.11ac), Bluetooth 5.0, and a full GNSS suite (GPS, GLONASS, Galileo, BDS, QZSS). Note the omissions: there is no NFC, no FM radio, no 3.5mm headphone jack, and USB is the older Type-C 2.0 standard. Stereo speakers with 24-bit/192kHz Hi-Res audio support help offset the missing jack for media playback.

Who Should Buy the vivo Y400

The Y400 suits buyers who want maximum battery life, fast top-ups, and serious water and dust resistance without stepping up to flagship pricing. It is a strong fit for outdoor users, students, and anyone who values reliability over benchmark bragging rights. Mobile gamers and photography enthusiasts who need an ultrawide lens, 4K video, or NFC-based payments should weigh alternatives carefully, as those are the clearest gaps in the package.

Conclusion

The vivo Y400 is a focused mid-ranger that knows its priorities: endurance, fast charging, a bright 120Hz AMOLED, and rugged IP68/IP69 protection at an accessible price. Its Snapdragon 4 Gen 2 and basic dual camera keep it grounded rather than groundbreaking, and the missing NFC and headphone jack are worth noting. If your priorities are all-day-plus battery, durability, and a quality screen over peak gaming or versatile cameras, the Y400 is an easy recommendation in its class — just confirm current pricing and availability, as both can change after launch.

References

• vivo India – Y400 5G Specifications – Primary manufacturer specification sheet for the vivo Y400 5G, including display, chipset, memory, battery, cameras, network bands, dimensions, sensors, SAR, and in-box contents.
• vivo India – Y400 5G Product Page – Official product overview for confirming marketed features such as 90W FlashCharge, 6000 mAh battery, 120 Hz AMOLED display, IP68/IP69 rating, camera features, colors, and manufacturer disclaimers.
• Qualcomm – Snapdragon 4 Gen 2 Mobile Platform – Official chipset reference for verifying Snapdragon 4 Gen 2 platform capabilities, CPU speed range, 4 nm process, modem, Wi-Fi, GPU, and UFS support mentioned in the phone specifications.
• The Times of India – Vivo Y400 5G launch coverage – Established news source useful for cross-checking launch context, Indian pricing, availability, and headline specifications against the official vivo page.

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