Oppo K9x vs Realme 10 Pro+: A Head-to-Head Showdown

The mid-range smartphone market is fiercely competitive, with both Oppo and Realme consistently delivering compelling options. Today, we're pitting the Oppo K9x against the Realme 10 Pro+ to see which device offers the best overall package. Let's dive into a detailed comparison to help you make an informed decision.
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🏆 Quick Verdict

The Realme 10 Pro+ emerges as the clear winner thanks to its significantly faster Dimensity 1080 chipset, superior 67W charging, and potentially better camera capabilities. While the Oppo K9x offers decent value, the Realme 10 Pro+ provides a more premium and powerful experience.

PHONES
Phone Names Oppo K9x Realme 10 Pro+
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 2, 3, 5, 7, 8, 28, 34, 38, 39, 40, 411, 3, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41
5G bands1, 28, 41, 77, 78 SA/NSA1, 3, 5, 8, 28, 40, 41, 77, 78 SA/NSA
SpeedHSPA, LTE, 5GHSPA, LTE-A, 5G
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5GGSM / CDMA / HSPA / CDMA2000 / LTE / 5G
 CDMA2000 1x CDMA2000 1x
Launch
Announced2021, December 232022, November 17
StatusAvailable. Released 2021, December 27Available. Released 2022, November 24
Body
Build-Glass front, plastic frame, plastic back
Dimensions162.2 x 74.8 x 8.8 mm (6.39 x 2.94 x 0.35 in)161.5 x 73.9 x 7.8 mm or 8 mm
SIMNano-SIM + Nano-SIMDual SIM (Nano-SIM, dual stand-by)
Weight194 g (6.84 oz)173 g / 175 g (6.10 oz)
Display
ProtectionAluminosilicate glass-
Resolution1080 x 2400 pixels, 20:9 ratio (~405 ppi density)1080 x 2412 pixels, 20:9 ratio (~394 ppi density)
Size6.49 inches, 102.2 cm2 (~84.2% screen-to-body ratio)6.7 inches, 108.0 cm2 (~90.5% screen-to-body ratio)
TypeIPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM)AMOLED, 1B colors, HDR10+, 120Hz, 800 nits
Platform
CPUOcta-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55)Octa-core (2x2.6 GHz Cortex-A78 & 6x2.0 GHz Cortex-A55)
ChipsetMediatek Dimensity 810 (6 nm)Mediatek MT6877V Dimensity 1080 (6 nm)
GPUMali-G57 MC2Mali-G68 MC4
OSAndroid 11, ColorOS 11.1Android 13, Realme UI 4.0
Memory
Card slotmicroSDXCNo
Internal128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
 UFS 2.2-
Main Camera
FeaturesLED flash, HDR, panoramaLED flash, HDR, panorama
Single16 MP, f/2.0, 26mm (wide), 1/3.0”, 1.0µm16 MP, f/2.5, 25mm (wide)
Triple64 MP, f/1.7, 26mm (wide), 1/1.97”, 0.7µm, PDAF 2 MP (macro) Auxiliary lens108 MP, f/1.8, 24mm (wide), 1/1.67", 0.64µm, PDAF 8 MP, f/2.2, 16mm, 112˚ (ultrawide) 2 MP, f/2.4, (macro)
Video1080p@30fps, gyro-EIS4K@30fps, 1080p@30/60/120/480fps, 720p@960fps, gyro-EIS
Selfie camera
Features-Panorama
Single16 MP, f/2.0, 26mm (wide), 1/3.0”, 1.0µm16 MP, f/2.5, 25mm (wide)
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesNo
35mm jackYes-
Loudspeaker YesYes, with stereo speakers
 -24-bit/192kHz audio
Comms
Bluetooth5.1, A2DP, LE, aptX5.2, A2DP, LE, aptX HD
NFCNoYes (market/region dependent)
PositioningGPS, GLONASS, GALILEO, BDSGPS (L1+L5), GALILEO, GLONASS, BDS, QZSS
RadioNoNo
USBUSB Type-C 2.0, OTGUSB Type-C 2.0
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6, dual-band
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (under display, optical), accelerometer, gyro, proximity, compass
Battery
Charging33W wired, 50% in 27 min Reverse wired67W wired, PD3.0, 50% in 17 min (advertised)
TypeLi-Po 5000 mAhLi-Po 5000 mAh, non-removable
Misc
ColorsBlack, BlueDark Matter Black, Nebula Blue, Hyperspace
ModelsPGCM10RMX3687, RMX3686
PriceAbout 190 EUR$ 269.00 / ₹ 22,999
Tests
Battery life- Endurance rating 149h
Camera- Photo / Video
Display- Contrast ratio: Infinite (nominal)
Loudspeaker- -25.4 LUFS (Very good)
Performance- AnTuTu: 522376 (v9) GeekBench: 2371 (v5.1) GFXBench: 23fps (ES 3.1 onscreen)

Oppo K9x

  • Large Display
  • Decent Performance for the Price
  • 33W Fast Charging
  • Reverse Wired Charging

  • Older Chipset
  • Slower Charging
  • Potentially Less Capable Camera
  • May lack 120Hz refresh rate

Realme 10 Pro+

  • Faster Dimensity 1080 Chipset
  • 67W SuperDart Charging
  • Potentially Better Camera
  • Likely 120Hz Display
  • Excellent Battery Life (claimed)

  • Potentially Higher Price
  • May lack expandable storage
  • Design may not appeal to everyone

Display Comparison

The Realme 10 Pro+ likely boasts a superior display with a higher refresh rate (likely 120Hz, based on typical Realme Pro models) and potentially better color accuracy compared to the Oppo K9x. While the Oppo K9x has a large display, the Realme 10 Pro+’s display technology is expected to be more advanced, offering a smoother and more vibrant viewing experience. Contrast ratio is listed as 'infinite' for the Realme, which is a nominal value, but suggests a high-quality panel.

Camera Comparison

While specific camera specs are missing for both, the Realme 10 Pro+ is generally expected to have a more capable camera system. The 'Photo / Video' designation suggests a focus on image quality, and Realme's Pro series often features improved sensors and image processing algorithms. The Oppo K9x's camera is likely adequate for casual photography, but the Realme 10 Pro+ should deliver better results in various lighting conditions.

Performance

The Realme 10 Pro+'s Dimensity 1080 chipset is a noticeable upgrade over the Oppo K9x's Dimensity 810. Expect smoother multitasking, faster app loading times, and better gaming performance on the Realme 10 Pro+. The Cortex-A78 cores in the Dimensity 1080 offer a significant performance boost over the Cortex-A76 cores in the Dimensity 810.

Battery Life

The Realme 10 Pro+’s 67W charging is a significant advantage, allowing for much faster charging times compared to the Oppo K9x's 33W charging. The Realme 10 Pro+ also claims an impressive endurance rating of 149h, suggesting excellent battery life, although this is likely a marketing figure and real-world usage will vary.

Buying Guide

The Oppo K9x is a good choice for budget-conscious users who prioritize a large display and decent performance for everyday tasks. The Realme 10 Pro+ is ideal for those seeking a faster processor, quicker charging, and a potentially better camera system, even if it comes at a slightly higher price.

Frequently Asked Questions

❓ Is the Oppo K9x good for gaming?
The Oppo K9x can handle casual games, but demanding titles may require lower graphics settings. The Realme 10 Pro+ offers a significantly better gaming experience due to its more powerful chipset.
❓ Which phone has better battery life?
Based on the endurance rating, the Realme 10 Pro+ is expected to have better battery life. However, real-world usage will vary depending on individual habits.