OnePlus Nord 5 vs Oppo F31: A Deep Dive into Performance and Value

The OnePlus Nord 5 and Oppo F31 represent compelling options in the increasingly competitive mid-range smartphone market. While both feature 80W fast charging, they diverge significantly in their core processing power and display technology, creating a clear distinction for performance-focused users versus those prioritizing efficiency and value.
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🏆 Quick Verdict

For most users, the OnePlus Nord 5 emerges as the stronger choice. Its Snapdragon 8s Gen 3 chipset delivers substantially higher performance, complemented by a brighter, more vibrant display and impressive battery endurance. The Oppo F31 remains a viable option for budget-conscious buyers who don't require top-tier processing.

PHONES
Phone Names Oppo F31 OnePlus Nord 5
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 900 / 2100HSDPA 850 / 900 / 1900 / 2100
4G bands1, 3, 5, 8, 19, 28, 38, 40, 41, 42, 481, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 42, 66 - International
5G bands1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 75, 77, 78 SA/NSA - International
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / HSPA / LTE / 5GGSM / HSPA / LTE / 5G
Launch
Announced2025, September 172025, July 08
StatusAvailable. Released 2025, September 27Available. Released 2025, July 08
Body
Build-Glass front (Gorilla Glass 7i), glass back, plastic frame
Dimensions158.2 x 75 x 8 mm (6.23 x 2.95 x 0.31 in)163.4 x 77 x 8.1 mm (6.43 x 3.03 x 0.32 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight185 g (6.53 oz)211 g (7.44 oz)
Display
ProtectionAGC DT-Star D+Corning Gorilla Glass 7i, Mohs level 6
Resolution1080 x 2372 pixels (~397 ppi density)1272 x 2800 pixels (~450 ppi density)
Size6.57 inches, 105.0 cm2 (~88.5% screen-to-body ratio)6.83 inches, 113.3 cm2 (~90.1% screen-to-body ratio)
TypeAMOLED, 1B colors, 120Hz, 600 nits (typ), 1400 nits (HBM)Swift AMOLED, 1B colors, 144Hz, 3840Hz PWM, HDR10+, 800 nits (typ), 1400 nits (HBM), 1800 nits (peak)
Platform
CPUOcta-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)Octa-core (1x3.0 GHz Cortex-X4 & 4x2.8 GHz Cortex-A720 & 3x2.0 GHz Cortex-A520)
ChipsetMediatek Dimensity 6300 (6 nm)Qualcomm SM8635 Snapdragon 8s Gen 3 (4 nm)
GPUMali-G57 MC2Adreno 735
OSAndroid 15, ColorOS 15Android 15, up to 4 major Android upgrades, OxygenOS 15
Memory
Card slotmicroSDXCNo
Internal128GB 8GB RAM, 256GB 8GB RAM256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
Main Camera
Dual50 MP, f/1.8, (wide), PDAF Auxiliary lens50 MP, f/1.8, 24mm (wide), 1/1.56", 1.0µm, PDAF, OIS 8 MP, f/2.2, 15mm, 116˚ (ultrawide), 1/4.0", 1.12µm, AF
FeaturesLED flash, HDR, panoramaLED flash, Ultra HDR, panorama
Video1080p@30/60/120fps4K@30/60fps, 1080p@30/60/120fps, gyro-EIS
Selfie camera
FeaturesPanoramaPanorama
Single16 MP, f/2.4, (wide)50 MP, f/2.0, 21mm (wide), 1/2.76", 0.64µm, AF
Video1080p@30fps4K@30/60fps, 1080p@30/60fps; gyro-EIS
Sound
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
Comms
Bluetooth5.4, A2DP, LE, aptX HD5.4, A2DP, LE, aptX HD, LHDC 5
Infrared port-Yes
NFCNoYes
PositioningGPS, GALILEO, GLONASS, BDS, QZSSGPS, GLONASS, GALILEO, BDS, QZSS, NavIC
RadioUnspecifiedNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0
WLANWi-Fi 802.11 a/b/g/n/ac, dual-bandWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging80W wired, 33W PPS, 13.5W PD Reverse wired charging80W wired, 33W PPS, 18W PD, 100% in just 54 min 5W reverse wired Bypass charging
TypeSi/C Li-Ion 7000 mAhMarket-dependent versions:· 5200 mAh (Europe)· 6800 mAh (Global)
Misc
ColorsMidnight Blue, Bloom Red, Cloud GreenPhantom Grey, Dry Ice, Marble Sands
ModelsCPH2781CPH2709
Price₹ 23,999£ 339.00 / € 294.97 / ₹ 31,998
SAR1.18 W/kg (head)     0.81 W/kg (body)1.18 W/kg (head)     0.90 W/kg (body)
EU LABEL
Battery-49:12h endurance, 1200 cycles
Energy-Class B
Free fall-Class C (90 falls)
Repairability-Class B

Oppo F31

  • 80W SuperVOOC charging for rapid power-ups
  • Reverse wired charging for accessory top-ups
  • Potentially more affordable price point

  • Dimensity 6300 chipset offers lower performance
  • Display brightness likely lower than Nord 5

OnePlus Nord 5

  • Snapdragon 8s Gen 3 delivers flagship-level performance
  • 1330 nits peak brightness for excellent outdoor visibility
  • Exceptional battery endurance (49:12h)

  • Higher price compared to the Oppo F31
  • Reverse charging limited to 5W

Display Comparison

The OnePlus Nord 5 boasts a significantly brighter display, reaching a measured 1330 nits, compared to the Oppo F31 (brightness data unavailable). This higher peak brightness translates to improved visibility in direct sunlight. While both likely utilize AMOLED panels, the Nord 5’s superior brightness suggests a more advanced panel generation. The absence of LTPO information for either device suggests neither offers adaptive refresh rate technology for optimal power efficiency, but the Nord 5’s brightness advantage is a clear win for outdoor usability.

Camera Comparison

Without detailed camera specifications, a direct comparison is limited. However, given the Nord series’ history, it’s reasonable to expect a more sophisticated camera system on the OnePlus Nord 5, potentially featuring a larger main sensor and more advanced image processing algorithms. The Oppo F31 likely focuses on providing a functional camera experience, but may lack the low-light performance and dynamic range of the Nord 5. The absence of information on OIS for either device makes it difficult to assess stabilization capabilities.

Performance

The core difference lies in the chipsets. The OnePlus Nord 5’s Qualcomm Snapdragon 8s Gen 3 (4nm) is a substantial upgrade over the Oppo F31’s MediaTek Dimensity 6300 (6nm). The Snapdragon 8s Gen 3 features a Cortex-X4 prime core clocked at 3.0 GHz, alongside Cortex-A720 performance cores, offering a significant leap in CPU and GPU performance. The Dimensity 6300, while capable, relies on older Cortex-A76 and A55 cores. The 4nm process node of the Snapdragon 8s Gen 3 also provides better thermal efficiency, reducing the likelihood of throttling during sustained workloads like gaming. The Nord 5 is the clear winner for users demanding responsiveness and graphical power.

Battery Life

The OnePlus Nord 5 distinguishes itself with a reported 49:12h endurance and 13:47h active use score, indicating exceptional battery life. While the Oppo F31’s battery capacity is unknown, both devices support 80W wired charging, with the Nord 5 achieving a full charge in just 54 minutes. The Nord 5 also offers bypass charging, allowing it to be powered directly from the charger while in use, minimizing battery heat during gaming. The Oppo F31 offers reverse wired charging, a useful feature for topping up accessories, but at a slower 5W rate compared to the Oppo F31's 33W PPS and 13.5W PD support.

Buying Guide

Buy the Oppo F31 if you need a reliable daily driver with exceptionally fast charging and are comfortable with a more modest processor for everyday tasks. Buy the OnePlus Nord 5 if you prioritize gaming, demanding applications, and a superior viewing experience, and are willing to invest slightly more for a significant performance boost.

Frequently Asked Questions

❓ Will the Dimensity 6300 in the Oppo F31 struggle with graphically intensive games like Genshin Impact?
The Dimensity 6300 is a capable chipset for everyday tasks, but it will likely require significant graphics settings reductions to achieve playable frame rates in demanding games like Genshin Impact. Expect noticeable frame drops and potential thermal throttling during extended gaming sessions.
❓ Does the OnePlus Nord 5 support Wi-Fi 7 for faster wireless speeds?
While the context data doesn't explicitly state Wi-Fi 7 support, the Snapdragon 8s Gen 3 chipset *is* capable of supporting Wi-Fi 7. However, implementation depends on OnePlus's specific configuration. Check official specifications for confirmation.
❓ How does the 80W charging on both phones affect battery health over the long term?
While 80W charging is incredibly fast, modern smartphones employ sophisticated charging algorithms to minimize battery degradation. Both Oppo and OnePlus utilize technologies to regulate charging speed as the battery nears full capacity, mitigating potential long-term effects on battery health. The Nord 5's bypass charging further reduces heat buildup during charging, potentially extending battery lifespan.