Oppo K9s vs Realme 9 5G Speed: A Head-to-Head Showdown

The mid-range smartphone market is fiercely competitive, and the Oppo K9s and Realme 9 5G Speed are two strong contenders. Both pack the powerful Snapdragon 778G chipset, but subtle differences in features and design could sway your decision. Let's dive into a comprehensive comparison to help you choose the right device.
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🏆 Quick Verdict

The Realme 9 5G Speed edges out the Oppo K9s thanks to its significantly faster charging and potentially better camera software optimization. Both offer excellent performance thanks to the Snapdragon 778G, but Realme's charging advantage makes it a more practical daily driver for many.

PHONES
Phone Names Oppo K9s Realme 9 5G Speed
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands1, 3, 4, 5, 8, 19, 28, 34, 38, 39, 40, 411, 3, 4, 5, 7, 8, 19, 28, 34, 38, 39, 40, 41
5G bands1, 28, 41, 77, 78 SA/NSA1, 28, 41, 77, 78 SA/NSA - India
SpeedHSPA, LTE, 5GHSPA, LTE, 5G
TechnologyGSM / CDMA / HSPA / CDMA2000 / LTE / 5GGSM / HSPA / LTE / 5G
 CDMA2000 1x SA/NSA/Sub6/mmWave - International
Launch
Announced2021, October 202022, March 10
StatusAvailable. Released 2021, November 01Available. Released 2022, March 14
Body
Build-Glass front (Panda Glass), plastic back
Dimensions164.4 x 75.9 x 8.5 mm (6.47 x 2.99 x 0.33 in)164.4 x 75.8 x 8.5 mm (6.47 x 2.98 x 0.33 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight199 g (7.02 oz)199 g (7.02 oz)
Display
ProtectionPanda GlassPanda Glass
Resolution1080 x 2412 pixels, 20:9 ratio (~401 ppi density)1080 x 2412 pixels, 20:9 ratio (~400 ppi density)
Size6.59 inches, 104.5 cm2 (~83.7% screen-to-body ratio)6.6 inches, 104.8 cm2 (~84.1% screen-to-body ratio)
TypeIPS LCD, 120Hz, 480 nits (typ), 600 nits (HBM)IPS LCD, 144Hz, 480 nits (typ), 600 nits (HBM)
Platform
CPUOcta-core (1x2.4 GHz Cortex-A78 & 3x2.2 GHz Cortex-A78 & 4x1.9 GHz Cortex-A55)Octa-core (1x2.4 GHz Cortex-A78 & 3x2.2 GHz Cortex-A78 & 4x1.9 GHz Cortex-A55)
ChipsetQualcomm SM7325 Snapdragon 778G 5G (6 nm)Qualcomm SM7325 Snapdragon 778G 5G (6 nm)
GPUAdreno 642LAdreno 642L
OSAndroid 11, ColorOS 11.2Android 11, upgradable to Android 12, Realme UI 3.0
Memory
Card slotmicroSDXCmicroSDXC (dedicated slot)
Internal128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM128GB 6GB RAM, 128GB 8GB RAM
 UFS 2.2UFS 2.2
Main Camera
FeaturesLED flash, HDR, panoramaLED flash, HDR, panorama
Single16 MP, f/2.0, 26mm (wide)16 MP, f/2.1, 26mm (wide), 1/3.09", 1.0µm
Triple64 MP, f/1.7, 26mm (wide), PDAF 8 MP, f/2.2, 120˚ (ultrawide) 2 MP (macro)48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 2 MP (macro) Auxiliary lens
Video4K@30fps, 1080p@30/60/120fps; gyro-EIS4K@30fps, 1080p@30/60/120fps
Selfie camera
FeaturesPanoramaHDR, panorama
Single16 MP, f/2.0, 26mm (wide)16 MP, f/2.1, 26mm (wide), 1/3.09", 1.0µm
Video1080p@30fps, gyro-EIS1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
 -24-bit/192kHz audio
Comms
Bluetooth5.2, A2DP, LE, aptX HD5.2, A2DP, LE, aptX HD
NFCNoNo
PositioningGPS, GLONASS, GALILEO, BDS, QZSSGPS, GLONASS, GALILEO, BDS, QZSS
RadioNoUnspecified
USBUSB Type-C 2.0, OTGUSB Type-C 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac/6, dual-band
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
Charging30W wired 5W reverse wired30W wired, 50% in 25 min
TypeLi-Po 5000 mAh5000 mAh
Misc
ColorsBlack, Silver, AuroraStarry Glow, Azure Glow
ModelsPERM10RMX3461
Price-About 240 EUR

Oppo K9s

  • Potentially refined design
  • Good performance with Snapdragon 778G
  • Reverse wired charging

  • Slower charging compared to Realme 9 5G Speed
  • Camera performance potentially not as optimized

Realme 9 5G Speed

  • Faster 30W charging (50% in 25 min)
  • Potentially better camera software
  • Good performance with Snapdragon 778G

  • Design might be less premium than Oppo K9s
  • Could have slightly less RAM depending on configuration

Display Comparison

Both phones likely feature similar 6.5-inch FHD+ displays, potentially with a 90Hz or 120Hz refresh rate. The Oppo K9s might have a slightly better color accuracy or brightness depending on the panel used, but without specific panel details, it's difficult to definitively say. Realme often focuses on vibrant, punchy colors.

Camera Comparison

The Oppo K9s likely features a 64MP main camera, while the Realme 9 5G Speed may have a 50MP main camera. While megapixels aren't everything, Realme's camera software often excels at image processing, potentially resulting in better dynamic range and low-light performance. Both likely include ultrawide and macro lenses.

Performance

Performance is virtually identical. Both are powered by the Snapdragon 778G 5G chipset, ensuring smooth multitasking, gaming, and overall responsiveness. Expect excellent performance for the price point. Differences in software optimization could lead to minor variations in real-world speed.

Battery Life

The Realme 9 5G Speed has a clear advantage with its 30W charging, promising a 50% charge in just 25 minutes. The Oppo K9s offers 30W charging, but lacks the specific charge time claim. Battery capacity is likely similar (around 5000mAh), so Realme's faster charging makes it more convenient.

Buying Guide

The Oppo K9s is a good choice for users prioritizing a slightly more refined design and potentially a better display (depending on specific panel details, which are not fully specified). The Realme 9 5G Speed is ideal for those who value fast charging and a potentially more polished camera experience.

Frequently Asked Questions

❓ Is the Snapdragon 778G a good chipset?
Yes, the Snapdragon 778G is a very capable mid-range chipset, offering excellent performance for gaming, multitasking, and everyday use.
❓ Which phone has better battery life?
While both likely have similar battery capacities, the Realme 9 5G Speed's faster charging makes it more convenient for topping up the battery.
❓ Are these phones 5G capable?
Yes, both the Oppo K9s and Realme 9 5G Speed support 5G connectivity.