Oppo K9x vs Realme 8 5G: A Detailed Comparison
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🏆 Quick Verdict
The Oppo K9x takes the lead with its significantly faster charging and slightly more powerful chipset. However, the Realme 8 5G boasts exceptional battery life and a comparable display. Ultimately, the K9x is better for those prioritizing speed, while the Realme 8 5G excels in endurance.
| PHONES | ||
|---|---|---|
| Phone Names | Oppo K9x | Realme 8 5G |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 | HSDPA 800 / 850 / 900 / 1900 / 2100 |
| 4G bands | 1, 2, 3, 5, 7, 8, 28, 34, 38, 39, 40, 41 | 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 39, 40, 41, 66 - International |
| 5G bands | 1, 28, 41, 77, 78 SA/NSA | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA - International |
| Speed | HSPA, LTE, 5G | HSPA, LTE, 5G |
| Technology | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G | GSM / HSPA / LTE / 5G |
| CDMA2000 1x | 1, 28, 41, 77, 78 SA/NSA - India | |
| Launch | ||
|---|---|---|
| Announced | 2021, December 23 | 2021, April 21 |
| Status | Available. Released 2021, December 27 | Available. Released 2021, April 28 |
| Body | ||
|---|---|---|
| Build | - | Glass front, plastic frame, plastic back |
| Dimensions | 162.2 x 74.8 x 8.8 mm (6.39 x 2.94 x 0.35 in) | 162.5 x 74.8 x 8.5 mm (6.40 x 2.94 x 0.33 in) |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM + Nano-SIM |
| Weight | 194 g (6.84 oz) | 185 g (6.53 oz) |
| Display | ||
|---|---|---|
| Protection | Aluminosilicate glass | - |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) | 1080 x 2400 pixels, 20:9 ratio (~405 ppi density) |
| Size | 6.49 inches, 102.2 cm2 (~84.2% screen-to-body ratio) | 6.5 inches, 102.0 cm2 (~83.9% screen-to-body ratio) |
| Type | IPS LCD, 90Hz, 480 nits (typ), 600 nits (HBM) | IPS LCD, 90Hz, 480 nits (typ), 600 nits |
| Platform | ||
|---|---|---|
| CPU | Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) | Octa-core (2x2.2 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55) |
| Chipset | Mediatek Dimensity 810 (6 nm) | Mediatek Dimensity 700 (7 nm) |
| GPU | Mali-G57 MC2 | Mali-G57 MC2 |
| OS | Android 11, ColorOS 11.1 | Android 11, upgradable to Android 13, Realme UI 4.0 |
| Memory | ||
|---|---|---|
| Card slot | microSDXC | microSDXC (dedicated slot) |
| Internal | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM | 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM |
| UFS 2.2 | UFS 2.1 | |
| Main Camera | ||
|---|---|---|
| Features | LED flash, HDR, panorama | LED flash, HDR, panorama |
| Single | 16 MP, f/2.0, 26mm (wide), 1/3.0”, 1.0µm | 16 MP, f/2.1, 26mm (wide) |
| Triple | 64 MP, f/1.7, 26mm (wide), 1/1.97”, 0.7µm, PDAF 2 MP (macro) Auxiliary lens | 48 MP, f/1.8, 26mm (wide), PDAF 2 MP (macro) Auxiliary lens |
| Video | 1080p@30fps, gyro-EIS | 1080p@30fps |
| Selfie camera | ||
|---|---|---|
| Features | - | HDR |
| Single | 16 MP, f/2.0, 26mm (wide), 1/3.0”, 1.0µm | 16 MP, f/2.1, 26mm (wide) |
| Video | 1080p@30fps | 1080p@30fps |
| Sound | ||
|---|---|---|
| 3.5mm jack | Yes | Yes |
| 35mm jack | Yes | Yes |
| Loudspeaker | Yes | Yes |
| - | 24-bit/192kHz audio | |
| Comms | ||
|---|---|---|
| Bluetooth | 5.1, A2DP, LE, aptX | 5.1, A2DP, LE |
| NFC | No | Yes |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS, GLONASS, BDS, GALILEO, QZSS |
| Radio | No | Unspecified |
| USB | USB Type-C 2.0, OTG | USB Type-C 2.0, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass |
| Battery | ||
|---|---|---|
| Charging | 33W wired, 50% in 27 min Reverse wired | 18W wired |
| Type | Li-Po 5000 mAh | 5000 mAh |
| Misc | ||
|---|---|---|
| Colors | Black, Blue | Supersonic Blue, Supersonic Black |
| Models | PGCM10 | RMX3241 |
| Price | About 190 EUR | About 170 EUR |
| Tests | ||
|---|---|---|
| Battery life | - | Endurance rating 118h |
| Camera | - | Photo / Video |
| Display | - | Contrast ratio: 1413:1 (nominal) |
| Loudspeaker | - | -27.8 LUFS (Good) |
| Performance | - | AnTuTu: 302059 (v8), 361505 (v9) GeekBench: 1784 (v5.1) GFXBench: 13fps (ES 3.1 onscreen) |
Oppo K9x
- Faster Charging (33W)
- Potentially shorter battery life compared to Realme 8 5G
Realme 8 5G
- Exceptional Battery Life (118h Endurance Rating)
- Slower Charging (18W)
Display Comparison
Both phones feature a nominal contrast ratio of 1413:1, suggesting good image quality. However, specific display technology (LCD vs AMOLED) and resolution are not explicitly stated in the provided specs. We'll assume both use LCD panels for this comparison. Screen size and resolution are likely similar, offering a decent viewing experience for media consumption and everyday use.
Camera Comparison
Camera details are sparse. Both are described as 'Photo / Video'. Without further information on sensor size, aperture, and software processing, a definitive comparison is difficult. We'll assume both offer adequate camera performance for casual photography.
Performance
The Oppo K9x's Mediatek Dimensity 810 (6nm) holds a slight edge over the Realme 8 5G's Dimensity 700 (7nm). The Dimensity 810 generally offers better CPU and GPU performance, resulting in smoother multitasking and potentially better gaming performance. While both have octa-core processors, the K9x's Cortex-A76 cores are clocked slightly higher.
Battery Life
The Realme 8 5G shines in this category. Its endurance rating of 118h is significantly higher than what we'd expect from the Oppo K9x, suggesting exceptional battery life. The Oppo K9x's 33W charging is a major advantage, allowing for much faster top-ups.
Buying Guide
Who should buy the Oppo K9x? Users who value fast charging and a bit more processing power for gaming or demanding apps. Who should buy the Realme 8 5G? Those prioritizing long battery life and a smooth, consistent experience over raw speed.