Rather than chasing flagship silicon, the F31 (model CPH2781) targets buyers who want all-day endurance and everyday resilience without overspending. This article breaks down what those specifications mean in practice, where the phone makes sensible trade-offs, and who should consider it over the crowded field of sub-₹25,000 Android phones.

Full Specifications

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Launch

Body

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Main Camera

Selfie camera

Sound

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Battery

Misc

Price and Availability

The Oppo F31 offers a compelling combination of features and performance. While the base price is around ₹24,999, the actual cost may vary depending on your location and retailer. Below, you’ll find the approximate price of the Oppo F31 converted into various currencies. Please note that these are estimates based on recent exchange rates as of July 1, 2026 and may not reflect the exact price you’ll find at a retailer.

• United States: $264
• Japan: ¥42,905
• United Kingdom: £199
• Australia: A$383
• Canada: C$376
• Taiwan: NT$8,408
• Denmark: kr1.727
• Saudi Arabia: ﷼990
• South Korea: ₩408,881
• Germany: €232
• Brazil: R$1.367
• Vietnam: ₫6.914.355
• Kenya: KSh 34,166
• India: ₹24,999
• Indonesia: Rp 4.733.874
• Nigeria: ₦363,433
• Pakistan: ₨73,440
• Philippines: ₱16,210
• Bangladesh: ৳৩২,৫৩৮

Value: What ₹24,999 Actually Gets You

At roughly ₹24,999, the Oppo F31 competes in one of the most contested segments of the Indian market. The value story here is not raw processing power but a bundle of features that usually appear one or two at a time: a 7000mAh battery, 80W fast charging, dual IP68/IP69 protection, and a bright AMOLED screen. For shoppers who prioritise battery life and build quality over benchmark scores, that package is compelling. Buyers chasing the fastest chipset or the most versatile camera system may still find stronger options nearby, so it pays to weigh which features matter most to you.

Design and Durability

Measuring 158.2 x 75 x 8 mm and weighing 185 g, the F31 stays reasonably compact and light considering the oversized battery inside. The standout element is protection: OPPO markets IP68 and IP69 ratings, meaning the phone is dust tight and can withstand high-pressure water jets as well as immersion up to 1.5m for 30 minutes, alongside MIL-STD-810H compliance. OPPO notes this does not guarantee ruggedness in extreme conditions, so treat it as everyday peace of mind rather than a licence for abuse. Three colours — Midnight Blue, Bloom Red and Cloud Green — round out the design choices.

Display Quality

The 6.57-inch AMOLED display runs at 1080 x 2372 pixels (about 397 ppi) with a 120Hz refresh rate for fluid scrolling. Brightness is rated at 600 nits typical and up to 1400 nits in high-brightness mode, which should keep content readable outdoors, while a claimed ~88.5% screen-to-body ratio and AGC DT-Star D+ glass add to the premium feel. With 1 billion colours and a high refresh rate, it is a strong panel for video, social media and general use in this price bracket.

Performance and Memory

Power comes from MediaTek’s Dimensity 6300 (6 nm), an octa-core chip with two Cortex-A76 cores at 2.4 GHz and six Cortex-A55 cores at 2.0 GHz, paired with a Mali-G57 MC2 GPU. This is an efficiency-focused platform rather than a gaming powerhouse, so expect smooth everyday performance and light gaming rather than sustained high-end titles at maximum settings. Memory options include 128GB and 256GB configurations, both with 8GB RAM on UFS 2.2 storage, and a microSDXC slot allows further expansion.

Camera Capabilities

The rear setup is a dual system led by a 50 MP f/1.8 wide sensor with PDAF, accompanied by an auxiliary lens, plus LED flash, HDR and panorama support. Video tops out at 1080p up to 120fps. On the front, a 16 MP f/2.4 camera handles selfies and video calls at 1080p@30fps. This is a practical, daylight-friendly camera arrangement aimed at social sharing rather than professional-grade versatility, so keep expectations realistic in low light.

Battery and Charging

Battery life is the F31’s biggest selling point. The 7000mAh Si/C Li-Ion cell is well above the segment average and should comfortably deliver multi-day use for lighter users or a very long single day for heavy ones. Charging is handled by 80W wired fast charging, with 33W PPS and 13.5W PD support, plus reverse wired charging to top up accessories. Actual charging times and endurance vary with usage, but on paper this is one of the strongest battery packages in its class.

Software and Connectivity

The F31 ships with Android 15 layered under ColorOS 15, giving it a modern, feature-rich interface. Connectivity covers 5G (SA/NSA) across a broad set of bands, dual-band Wi-Fi 5 (802.11 a/b/g/n/ac), Bluetooth 5.4 with aptX HD, and a wide range of positioning systems. Notable omissions are NFC and a 3.5mm headphone jack, and the USB Type-C port is limited to USB 2.0 speeds. Stereo speakers and an under-display optical fingerprint sensor complete the everyday feature set.

Who Should Buy the Oppo F31

The Oppo F31 is best suited to buyers who want exceptional battery life, reliable water and dust resistance, and a bright, smooth display without stretching past ₹25,000. It is a strong fit for students, frequent travellers and anyone who hates charging mid-day. Those who need NFC for contactless payments, the fastest possible chipset, or a more advanced multi-camera system should compare rivals closely, as the F31 trades some of those extras for endurance and durability.

Conclusion

The Oppo F31 makes a clear, focused pitch: massive 7000mAh endurance, rugged IP68/IP69 and MIL-STD-810H protection, and a fluid 120Hz AMOLED screen at an accessible mid-range price. Its efficient Dimensity 6300 chipset, capable 50 MP main camera and up-to-date ColorOS 15 software round out a well-balanced everyday phone, though the missing NFC, absent headphone jack and USB 2.0 port are worth noting. If long battery life and durability sit at the top of your list around ₹24,999, the F31 is an easy recommendation; if contactless payments, top-tier performance or camera versatility matter more, weigh it against close competitors before deciding. Confirm the latest pricing, variant availability and specifications with OPPO India or reputable retailers, as these details can change over time.

References

• OPPO India – OPPO F31 5G Specifications – Primary manufacturer specifications for the OPPO F31 5G, including model number, dimensions, display, cameras, chipset, battery, charging, network bands, SAR, connectivity, and OS.
• OPPO India – OPPO F31 5G Product Page – Official product overview for confirming marketed features such as 7000mAh battery, 80W SUPERVOOC charging, IP ratings, display claims, colors, and positioning.
• OPPO India – Latest Smartphone Models – Official OPPO India listing that confirms the OPPO F31 5G exists within the F Series lineup alongside F31 Pro and F31 Pro+ models.
• GSMArena (gsmarena.com) – Well-known smartphone specification reference useful for independent cross-checking of device specs, launch status, network bands, variants, and related models.
• The Times of India – Technology – Established news source covering the OPPO F31 series India launch, pricing, offers, features, and availability context.

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What makes this model interesting is how it balances durability, endurance and a sharp 6.83-inch AMOLED panel without abandoning the value-first identity Realme is known for. This breakdown looks past the spec sheet to explain what the P3 Ultra actually delivers day to day, where it cuts corners, and which kind of buyer will get the most out of it.

Full Specifications

Network

Launch

Body

Display

Platform

Memory

Main Camera

Selfie camera

Sound

Comms

Features

Battery

Misc

Our Tests

Price and Availability

The Realme P3 Ultra offers a compelling combination of features and performance. While the base price is around ₹22,999, the actual cost may vary depending on your location and retailer. Below, you’ll find the approximate price of the Realme P3 Ultra converted into various currencies. Please note that these are estimates based on recent exchange rates as of June 20, 2026 and may not reflect the exact price you’ll find at a retailer.

• United States: $244
• Japan: ¥39,301
• United Kingdom: £184
• Australia: A$347
• Canada: C$345
• Taiwan: NT$7,707
• Denmark: kr1.586
• Saudi Arabia: ﷼913
• South Korea: ₩372,644
• Germany: €213
• Brazil: R$1.256
• Vietnam: ₫6.384.492
• Kenya: KSh 31,557
• India: ₹22,999
• Indonesia: Rp 4.334.528
• Nigeria: ₦331,637
• Pakistan: ₨67,831
• Philippines: ₱14,787
• Bangladesh: ৳২৯,৯৩৩

Why Should You Buy the Realme P3 Ultra?

The headline pitch is endurance and ruggedness at a mainstream price. Few phones near ₹22,999 combine a 6000 mAh battery, 80W wired charging and full IP68/IP69 protection, and the P3 Ultra packages all three alongside a capable 5G chipset. If you want a phone that survives heavy daily abuse, rain, dust and the occasional drop in the sink without babying it, this is a rare option in its bracket. It is built for people who prioritize reliability and battery life over chasing the absolute best camera or the thinnest profile.

Design and Build Quality

At 163.1 x 76.9 x 7.4 mm and 183–186 g, the P3 Ultra is a large but reasonably manageable handset given its battery capacity. The standout is the dual IP68/IP69 rating, which means it tolerates not just immersion up to 2 meters for 30 minutes but also high-pressure and high-temperature water jets — a certification usually reserved for far pricier devices. Corning Gorilla Glass 7i protects the front, and the three colorways (Neptune Blue, Orion Red, Glowing Lunar White) lean expressive rather than conservative. This is a phone designed to take real-world punishment.

Display Experience

The 6.83-inch AMOLED panel is a clear strong point. With a 1272 x 2800 resolution (~450 ppi), a 120Hz refresh rate and peak brightness of 1500 nits, it delivers crisp text, fluid scrolling and confident outdoor visibility. A ~90.4% screen-to-body ratio keeps bezels tight, while 1B colors and HDR support make streaming and gaming visuals pop. For media consumption and everyday browsing, the screen punches above the phone’s price class and rivals panels found on more expensive midrangers.

Performance and Gaming

Powering the P3 Ultra is the MediaTek Dimensity 8350 Ultra on a 4 nm process, paired with a Mali G615-MC6 GPU and up to 12GB of RAM. The octa-core layout, led by a 3.35 GHz Cortex-A715 core, handles demanding games and multitasking smoothly, and the efficient node helps keep thermals and battery drain in check. UFS 3.1 storage (up to 512GB) is a slight step behind the latest UFS 4.0 standard, but in practice the system feels fast and responsive for the vast majority of users, including frequent gamers.

Camera Capabilities

The rear setup is a dual system: a 50 MP f/1.8 main sensor with OIS and a large 1/1.56-inch footprint, joined by an 8 MP ultrawide. A dedicated color spectrum sensor aids white balance, and video tops out at 4K 60fps with both OIS and gyro-EIS for steady footage. The 16 MP front camera covers selfies and 1080p video calls. This is a competent, practical camera array rather than a versatility champion — there is no telephoto — but the stabilized main shooter is dependable in daylight and decent in low light.

Battery and Charging

Endurance is where the P3 Ultra truly shines. The 6000 mAh Si/C Li-Ion cell delivers an Active Use score of 16:47h, meaning most users will comfortably clear a day and a half of mixed usage. When you do plug in, 80W wired charging refills the battery to 100% in roughly 47 minutes, and bypass charging helps reduce heat and battery wear during long gaming sessions. Add 5W reverse wired charging for topping up accessories, and this is one of the most well-rounded power packages in its segment.

Software and Connectivity

The phone ships with Android 15 under Realme UI 6.0, including modern conveniences like Circle to Search. Connectivity is comprehensive for the price: Wi-Fi 6, Bluetooth 5.4 with BLE Audio, NFC (region dependent), an infrared port and broad 5G band support. Audio is handled by stereo speakers with 24-bit/192kHz Hi-Res support, though there is no 3.5mm headphone jack and USB-C is limited to the slower 2.0 standard. For most buyers, the wireless feature set more than compensates.

Who Should Buy It?

The Realme P3 Ultra is ideal for buyers who want maximum durability and battery longevity without stepping up to flagship pricing. Heavy users, travelers, outdoor workers and gamers who value uptime will appreciate the rugged certification and stamina. Those chasing the best zoom photography, the fastest storage or wired data speeds may want to look elsewhere, but as an all-day workhorse the P3 Ultra is hard to fault.

Conclusion

The Realme P3 Ultra is a confident, well-balanced midranger that leads with durability, a bright high-resolution AMOLED display and class-leading battery endurance, all anchored by a capable Dimensity 8350 Ultra chipset. Its compromises — no telephoto camera, UFS 3.1 storage and USB 2.0 — are minor for the everyday user. If you want a tough, long-lasting 5G phone around ₹22,999 that won’t need babying, the P3 Ultra is an easy recommendation.

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