Xiaomi Redmi K30 vs OnePlus 8T+ 5G: A Deep Dive into Performance and Endurance
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🏆 Quick Verdict
For the average user prioritizing raw speed and quick charging, the OnePlus 8T+ 5G is the clear winner. Its Snapdragon 865 chipset delivers a substantial performance uplift. However, the Redmi K30’s exceptional 101-hour endurance rating and lower price point make it a compelling choice for those who value battery life above all else.
| PHONES | ||
|---|---|---|
| Phone Names | Xiaomi Redmi K30 | OnePlus 8T+ 5G |
| Network | ||
|---|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 | GSM 850 / 900 / 1800 / 1900 |
| 3G bands | HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | 1, 3, 5, 8, 34, 38, 39, 40, 41 | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 34, 38, 39, 40, 41, 46, 48, 66, 71 |
| 5G bands | - | 2, 25, 41, 66, 71 Sub6/mmWave |
| Speed | HSPA, LTE | HSPA 42.2/5.76 Mbps, LTE (5CA) Cat18 1200/200 Mbps, 5G 7.5 Gbps DL |
| Technology | GSM / CDMA / HSPA / EVDO / LTE | GSM / CDMA / HSPA / LTE / 5G |
| CDMA2000 1xEV-DO | - | |
| Launch | ||
|---|---|---|
| Announced | 2019, December 10. Released 2019, December 20 | 2020, October 14 |
| Status | Discontinued | Available. Released 2020, October 16 |
| Body | ||
|---|---|---|
| Build | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame |
| Dimensions | 165.3 x 76.6 x 8.8 mm (6.51 x 3.02 x 0.35 in) | 160.7 x 74.1 x 8.4 mm (6.33 x 2.92 x 0.33 in) |
| SIM | Nano-SIM + Nano-SIM | Nano-SIM |
| Weight | 208 g (7.34 oz) | - |
| Display | ||
|---|---|---|
| Protection | Corning Gorilla Glass 5 | Corning Gorilla Glass 5 |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) | 1080 x 2400 pixels, 20:9 ratio (~402 ppi density) |
| Size | 6.67 inches, 107.4 cm2 (~84.8% screen-to-body ratio) | 6.55 inches, 103.6 cm2 (~87.0% screen-to-body ratio) |
| Type | IPS LCD, 120Hz, HDR10 | Fluid AMOLED, 120Hz, HDR10+ |
| Platform | ||
|---|---|---|
| CPU | Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver) | Octa-core (1x2.84 GHz Cortex-A77 & 3x2.42 GHz Cortex-A77 & 4x1.80 GHz Cortex-A55) |
| Chipset | Qualcomm SDM730 Snapdragon 730G (8 nm) | Qualcomm SM8250 Snapdragon 865 5G (7 nm+) |
| GPU | Adreno 618 | Adreno 650 |
| OS | Android 10, MIUI 11 | Android 11, OxygenOS 11 |
| Memory | ||
|---|---|---|
| Card slot | microSDXC (uses shared SIM slot) | No |
| Internal | 64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM | 256GB 12GB RAM |
| UFS 2.1 | - | |
| Main Camera | ||
|---|---|---|
| Features | Dual-LED flash, HDR, panorama | Dual-LED flash, HDR, panorama |
| Quad | 64 MP, f/1.9, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm 2 MP (macro) Auxiliary lens | 48 MP, f/1.7, 26mm (wide), 1/2.0", 0.8µm, PDAF, OIS 16 MP, f/2.2, 14mm, 123˚ (ultrawide), 1/3.6", 1.0µm 5 MP (macro) Auxiliary lens |
| Video | 4K@30fps, 1080p@30/120fps, 720p@960fps; gyro-EIS | 4K@30/60fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS |
| Selfie camera | ||
|---|---|---|
| Dual | 20 MP, f/2.2, 27mm (wide), 1/3.4", 0.8µm 2 MP, f/2.4, 1/5.0", 1.75µm, depth sensor | - |
| Features | HDR | HDR |
| Single | - | 16 MP, f/2.4, (wide), 1/3.06", 1.0µm |
| Video | 1080p@30fps | 1080p@30fps, gyro-EIS |
| Sound | ||
|---|---|---|
| 3.5mm jack | Yes | - |
| 35mm jack | Yes | No |
| Loudspeaker | Yes | Yes, with stereo speakers |
| 24-bit/192kHz audio | - | |
| Comms | ||
|---|---|---|
| Bluetooth | 5.0, A2DP, LE, aptX HD | 5.1, A2DP, LE, aptX HD |
| Infrared port | Yes | - |
| NFC | Yes | Yes |
| Positioning | GPS, GLONASS, GALILEO, BDS | GPS (L1+L5), GLONASS (G1), BDS (B1), GALILEO (E1+E5a) |
| Radio | FM radio, recording | No |
| USB | USB Type-C 2.0, OTG | USB Type-C 3.1, 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/6, dual-band, Wi-Fi Direct, DLNA |
| Features | ||
|---|---|---|
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass | Fingerprint (under display, optical), accelerometer, gyro, proximity, compass, barometer (market dependant) |
| Battery | ||
|---|---|---|
| Charging | 27W wired, 100% in 68 min | 65W wired, 100% in 39 min |
| Type | Li-Po 4500 mAh, non-removable | Li-Po 4500 mAh |
| Misc | ||
|---|---|---|
| Colors | Blue, Red, Purple | Aquamarine Green, Lunar Silver |
| Models | M1912G7BE, M1912G7BC | KB2007 |
| Price | About 210 EUR | About 640 EUR |
| Tests | ||
|---|---|---|
| Audio quality | Noise -94.0dB / Crosstalk -93.0dB | - |
| Battery life | Endurance rating 101h | - |
| Camera | Photo / Video | - |
| Display | Contrast ratio: 1378:1 (nominal) | - |
| Performance | AnTuTu: 218200 (v7), 272229 (v8) GeekBench: 7008 (v4.4), 1692 (v5.1) GFXBench: 15fps (ES 3.1 onscreen) | - |
Xiaomi Redmi K30
- Exceptional battery life (101h endurance)
- More affordable price point
- Decent performance for everyday tasks
- Slower charging speed (68 minutes)
- Less powerful chipset compared to the 8T+ 5G
- Likely inferior camera performance
OnePlus 8T+ 5G
- Flagship-level Snapdragon 865 performance
- Blazing-fast 65W charging (39 minutes)
- Likely superior display and camera quality
- Potentially shorter battery life
- Higher price tag
- May run warmer under heavy load
Display Comparison
The Redmi K30 features a display with a measured peak brightness of 714 nits and a 1378:1 contrast ratio. While respectable, this is likely surpassed by the OnePlus 8T+ 5G, which, typical of OnePlus flagships, would have aimed for higher brightness and color accuracy. The K30’s contrast ratio suggests an IPS panel, while the 8T+ 5G likely utilizes AMOLED technology for richer colors and deeper blacks. Without specific data on the 8T+’s display, we can infer a superior viewing experience based on OnePlus’s historical display choices.
Camera Comparison
Both phones offer photo and video capabilities, but detailed sensor information is lacking for the Redmi K30. Given its market positioning, it likely features a primary sensor around 48MP. The OnePlus 8T+ 5G, while not specified here, would typically include a higher-resolution main sensor and potentially more advanced image processing algorithms. Without specifics, it’s difficult to make a definitive judgment, but the 8T+ 5G’s flagship status suggests a more refined camera system, particularly in low-light conditions.
Performance
The core difference lies in the chipsets. The Redmi K30’s Qualcomm Snapdragon 730G (8nm) is a capable mid-range processor, featuring an octa-core configuration with Kryo 470 cores. However, the OnePlus 8T+ 5G’s Snapdragon 865 5G (7nm+) is a flagship-level SoC. The 865’s Cortex-A77 cores, particularly the prime core clocked at 2.84 GHz, offer significantly higher single-core and multi-core performance. This translates to faster app loading times, smoother multitasking, and a more responsive gaming experience. The 7nm+ process also contributes to improved thermal efficiency, though the 865 will still generate more heat under sustained load.
Battery Life
The Redmi K30 shines in battery endurance, boasting a remarkable 101-hour rating. This suggests a large battery capacity and efficient power management. The OnePlus 8T+ 5G, while likely having a smaller battery, compensates with its incredibly fast 65W wired charging, achieving a full charge in just 39 minutes. The K30 takes 68 minutes to reach 100%. This difference in charging speed is a significant convenience factor for the 8T+ 5G, allowing for quick top-ups throughout the day, despite potentially shorter overall battery life.
Buying Guide
Buy the Xiaomi Redmi K30 if you need exceptional battery life, are on a tighter budget, and prioritize longevity over peak performance. It’s ideal for users who consume media extensively or frequently find themselves away from a charger. Buy the OnePlus 8T+ 5G if you prefer a smoother, faster experience for gaming and demanding applications, and value the convenience of incredibly rapid 65W charging. This phone is geared towards power users and those who want a responsive device.