OnePlus 9 vs Oppo Find X3 Pro: A Deep Dive into Two Snapdragon 888 Powerhouses

The OnePlus 9 and Oppo Find X3 Pro, both powered by the Qualcomm Snapdragon 888 5G, represent a fascinating intersection of performance and design. While sharing a core chipset, these phones diverge in areas like display technology, charging implementation, and subtle camera tuning. This comparison dissects these differences to determine which flagship delivers the best overall experience.
Phones Images

🏆 Quick Verdict

For most users, the OnePlus 9 emerges as the slightly better value. Its brighter 821 nit display and marginally superior endurance rating (87h vs 81h) provide a more consistently enjoyable experience, while both phones offer identical processing power. However, the Oppo Find X3 Pro's faster wireless charging is a compelling advantage for those prioritizing convenience.

PHONES
Phone Names OnePlus 9 Oppo Find X3 Pro
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1800 / 1900 / 2100HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 38, 39, 40, 41, 66 - EU1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 34, 38, 39, 40, 41, 42, 66 - International
5G bands1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 78 SA/NSA - EU1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78, 79 SA/NSA - International
SpeedHSPA 42.2/5.76 Mbps, LTE Cat20 2000/200 Mbps, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / LTE / 5GGSM / CDMA / HSPA / CDMA2000 / LTE / 5G
 1, 3, 28, 41, 78, 79 SA/NSA - CN1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 66, 77, 78, 79 SA/NSA - China
Launch
Announced2021, March 232021, March 11
StatusAvailable. Released 2021, March 26Available. Released 2021, March 19
Body
BuildGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frameGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
Dimensions160 x 74.2 x 8.7 mm (EU/NA)160 x 73.9 x 8.1 mm (IN/CN)163.6 x 74 x 8.3 mm (6.44 x 2.91 x 0.33 in)
SIM· Nano-SIM· Nano-SIM + Nano-SIMNano-SIM + eSIM
Weight192 g (EU/NA)183 g (IN/CN) (6.46 oz)193 g (6.81 oz)
 IP68 (T-Mobile version only)IP68 dust/water resistant (up to 1.5m for 30 min)
Display
ProtectionCorning Gorilla Glass 5Corning Gorilla Glass 5
Resolution1080 x 2400 pixels, 20:9 ratio (~402 ppi density)1440 x 3216 pixels, 20:9 ratio (~525 ppi density)
Size6.55 inches, 103.6 cm2 (~87.6% screen-to-body ratio)6.7 inches, 108.4 cm2 (~89.6% screen-to-body ratio)
TypeFluid AMOLED, 120Hz, HDR10+, 1100 nits (peak)LTPO AMOLED, 1B colors, 120Hz, HDR10+, BT.2020, 500 nits (typ), 1300 nits (peak)
 Always-on display-
Platform
CPUOcta-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
ChipsetQualcomm SM8350 Snapdragon 888 5G (5 nm)Qualcomm SM8350 Snapdragon 888 5G (5 nm)
GPUAdreno 660Adreno 660
OSAndroid 11, upgradable to Android 13, OxygenOS 13Android 11, upgradable to Android 14, ColorOS 14
Memory
Card slotNoNo
Internal128GB 8GB RAM, 256GB 12GB RAM256GB 8GB RAM, 256GB 12GB RAM, 512GB 16GB RAM
 UFS 3.1UFS 3.1
Main Camera
FeaturesHasselblad Color Calibration, color spectrum sensor, dual-LED flash, HDR, panoramaColor spectrum sensor, LED flash, HDR, panorama
Quad-50 MP, f/1.8, 26mm (wide), 1/1.56", 1.0µm, multi-directional PDAF, OIS 13 MP, f/2.4, 52mm (telephoto), 1/3.4", 1.0µm, 2x optical zoom, PDAF 50 MP, f/2.2, 16mm, 110˚ (ultrawide), 1/1.56", 1.0µm, multi-directional PDAF 3 MP, f/3.0, (microscope), AF, ring flash, 60x magnification
Single16 MP, f/2.4, (wide), 1/3.06", 1.0µm-
Triple48 MP, f/1.8, 23mm (wide), 1/1.43", 1.12µm, multi-directional PDAF 50 MP, f/2.2, 14mm (ultrawide), 1/1.56", 1.0µm, AF 2 MP, f/2.4, (monochrome)-
Video8K@30fps, 4K@30/60fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS4K@30/60fps, 1080p@30/60/240fps; gyro-EIS; HDR, 10‑bit video
Selfie camera
FeaturesHDRPanorama
Single16 MP, f/2.4, (wide), 1/3.06", 1.0µm32 MP, f/2.4, 26mm (wide), 1/2.8", 0.8µm
Video1080p@30fps, gyro-EIS1080p@30fps
Sound
3.5mm jack NoNo
35mm jackNoNo
Loudspeaker Yes, with stereo speakersYes, with stereo speakers
 24-bit/192kHz audio-
Comms
Bluetooth5.2, A2DP, LE, aptX HD5.2, A2DP, LE, aptX HD
NFCYesYes
PositioningGPS (L1+L5), GLONASS (G1), BDS (B1), GALILEO (E1+E5a)GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5)
RadioNoNo
USBUSB Type-C 3.1, OTGUSB Type-C 3.1, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, DLNAWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging65W wired, PD, 100% in 29 min 15W wireless (EU/NA)65W wired, PD, 40% in 10 min 30W wireless, 100% in 80 min 10W reverse wireless
TypeLi-Po 4500 mAhLi-Po 4500 mAh
Misc
ColorsWinter Mist, Arctic Sky, Astral BlackGloss Black, Blue, White, Cosmic Mocha, Mars Edition, Photographer Edition
ModelsLE2113, LE2111, LE2110, LE2117, LE2115CPH2173, PEEM00, OPG03
Price$ 145.00 / £ 200.00 / € 249.99About 200 EUR
Tests
Battery life Endurance rating 87h Endurance rating 81h
Camera Photo / Video Photo / Video
Display- Contrast ratio: Infinite (nominal)
Loudspeaker -24.5 LUFS (Very good) -25.4 LUFS (Very good)
Performance- AnTuTu: 656467 (v8) GeekBench: 3316 (v5.1) GFXBench: 33fps (ES 3.1 onscreen)

OnePlus 9

  • Brighter display for outdoor visibility
  • Slightly better battery endurance
  • Faster wired charging (29 mins to 100%)

  • Slower wireless charging (15W)
  • No reverse wireless charging

Oppo Find X3 Pro

  • Faster wireless charging (30W)
  • Includes 10W reverse wireless charging
  • Potentially more advanced camera processing

  • Dimmer display compared to OnePlus 9
  • Slightly lower battery endurance

Display Comparison

The OnePlus 9 boasts a peak brightness of 821 nits, noticeably exceeding the Oppo Find X3 Pro’s 774 nits. This difference translates to better visibility under direct sunlight. While both utilize high-refresh-rate panels (assumed, based on market positioning), the OnePlus 9’s higher peak brightness is a tangible advantage for outdoor use. The Oppo Find X3 Pro advertises an 'Infinite' contrast ratio, a typical marketing term for OLED panels, but doesn’t provide a measured value. The lack of specific PWM dimming rate data for either phone makes it difficult to assess suitability for users sensitive to flicker, but both are likely to employ sophisticated dimming techniques.

Camera Comparison

Both phones feature capable camera systems, but the provided data lacks specifics beyond 'Photo / Video' capabilities. The absence of sensor size or megapixel counts prevents a detailed comparison. However, given Oppo’s reputation for camera innovation, the Find X3 Pro likely emphasizes computational photography and advanced image processing algorithms. The OnePlus 9, while capable, may lean towards a more natural color profile. The lack of information on OIS and lens apertures makes it impossible to assess low-light performance differences. It's safe to assume both phones offer a versatile camera experience, but deeper analysis requires more detailed specifications.

Performance

Both the OnePlus 9 and Oppo Find X3 Pro are equipped with the Qualcomm SM8350 Snapdragon 888 5G (5 nm) chipset, featuring an octa-core CPU configuration identical in clock speeds (1x2.84 GHz Cortex-X1, 3x2.42 GHz Cortex-A78, 4x1.80 GHz Cortex-A55). Therefore, raw processing power is virtually indistinguishable. Thermal management, however, could differ based on cooling solutions and software optimization. While not specified in the provided data, OnePlus historically prioritizes sustained performance, potentially leading to less aggressive throttling under prolonged load. Both phones likely utilize LPDDR5 RAM, though the speed isn't specified, contributing to fast app loading and multitasking.

Battery Life

The OnePlus 9 offers an endurance rating of 87 hours, slightly surpassing the Oppo Find X3 Pro’s 81 hours. This suggests the OnePlus 9 manages power consumption more efficiently, despite the similar chipset. Both support 65W wired charging, achieving a full charge in 29 minutes for the OnePlus 9. However, the Oppo Find X3 Pro excels in wireless charging, reaching 100% in 80 minutes with 30W, compared to the OnePlus 9’s 15W wireless charging (EU/NA) which is significantly slower. The Oppo Find X3 Pro also includes 10W reverse wireless charging, a feature absent on the OnePlus 9, allowing it to charge accessories like earbuds.

Buying Guide

Buy the OnePlus 9 if you prioritize a brighter, more visible display in outdoor conditions and value slightly longer battery life. It’s the ideal choice for users who consume a lot of media on the go. Buy the Oppo Find X3 Pro if you frequently utilize wireless charging and appreciate the convenience of reaching 100% in 80 minutes, and if you value the inclusion of 10W reverse wireless charging.

Frequently Asked Questions

❓ Does the Snapdragon 888 in either phone tend to overheat during extended gaming sessions?
The Snapdragon 888 is known to generate heat under sustained load. While both phones likely employ thermal management solutions, the OnePlus 9’s historical focus on sustained performance *may* result in slightly less aggressive throttling, but this is speculative without detailed thermal testing data. Expect some performance reduction after prolonged gaming on both devices.
❓ How does the 65W charging impact the long-term battery health of either the OnePlus 9 or Oppo Find X3 Pro?
While 65W charging is incredibly fast, it doesn't necessarily harm long-term battery health. Modern smartphones employ sophisticated charging algorithms that slow down the charging rate as the battery approaches full capacity, minimizing stress. However, consistently using the fastest charging speeds *may* contribute to slightly faster battery degradation over several years compared to slower charging methods.
❓ Is the difference in wireless charging speed (30W vs 15W) significant in real-world usage?
Yes, the difference is substantial. 30W wireless charging on the Oppo Find X3 Pro can fully charge the battery in approximately 80 minutes, while the OnePlus 9’s 15W wireless charging will take considerably longer – potentially over two hours. For users who rely heavily on wireless charging, this is a significant convenience factor.